p71924506
/
linux_old1
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Allwinner Clock changes for 4.9 

Four more SoCs converted to the new clock framework (A31, A31s, A23 and
 A33).
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v1
 
 iQIcBAABAgAGBQJX1beIAAoJEBx+YmzsjxAgFNQQAIMCbooFBVbNTzSesGwGLBVl
 uRxO8FP8mPZPM0forHq6N6973no0l5H15I9w3x4T0ozkX18KwsI/dj8Q8ZiAl/S8
 gqo8rZARBBKy4rspQQazqFytSCZF+KznDigChhA1KeyG6fbob2bKdYtMRppH+l8F
 A3HpreGcqKrWv6rBEshYSt9fzFJeoi0W7Uzb0v4wQXuXuVDq/Zpp+fcu+2to/fOO
 CaI2Dh8Glcfn3gDwk7cZ94NTZud81B/zLqulcOSTV8CP1KQ/ovs6K8UvsziCCw0J
 oMD4t6kfK8BwCt1hsZTA9XjgIT0Hx1rj7wcTApa88BEea+hU0ulXiwdI1mB/x1TU
 E880Rp0KIDoldaUBggYTut/vTBWwpOP6lTRWp/EoGfs9Br9VEu1X0wzlihBdAhsQ
 IhR27GK1wp1fw0ahTFKCYNWTU5fl8iy40gGDqjpaAXnlqMEmIcEthyqdie/n83o+
 HvpUhfp9emnrXn5+y3uNeGc9M3O5BxpuyIjY4jChc5zOrrqvSAio1ifHP0TNDHEe
 ZW3TJSoqU8QfCaQTJKxVzC2LG0ZXIjwTepFtqrx5DrFOkc1M3tYod0L/80nau99v
 gVghFmaPVnS8HWmuKjlh/jXsI4AqcoESF9kv3bmecDuDc5cWIHkcI/97lsGpXIS8
 rSteIQUjRbQkwuo4TyA8
 =Ff/R
 -----END PGP SIGNATURE-----

Merge tag 'sunxi-clk-for-4.9' of https://git.kernel.org/pub/scm/linux/kernel/git/mripard/linux into clk-next

Pull Allwinner clock driver changes from Maxime Ripard:

Four more SoCs converted to the new clock framework (A31, A31s, A23 and
A33).

* tag 'sunxi-clk-for-4.9' of https://git.kernel.org/pub/scm/linux/kernel/git/mripard/linux:
  clk: sunxi-ng: Add hardware dependency
  clk: sunxi-ng: Add A23 CCU
  clk: sunxi-ng: Add A33 CCU support
  clk: sunxi-ng: Add N-class clocks support
  clk: sunxi-ng: mux: Add mux table macro
  clk: sunxi-ng: div: Allow to set a maximum
  clk: sunxi-ng: div: Add kerneldoc for the _ccu_div structure
  clk: sunxi-ng: div: Add mux table macros
  clk: sunxi-ng: Add A31/A31s clocks
  clk: sunxi-ng: mux: Add clk notifier functions
  clk: sunxi-ng: mux: support fixed pre-dividers on multiple parents
  clk: sunxi-ng: mux: Add support for mux tables
  clk: sunxi-ng: mux: Rename mux macro to be consistent
  clk: sunxi-ng: nkm: Add mux to support multiple parents
  clk: sunxi-ng: mux: Increase fixed pre-divider div size
This commit is contained in:
Stephen Boyd 2016-09-14 11:10:15 -07:00
parent 3db385ea14 d63a5e7c71
commit de64f5c87d
24 changed files with 3861 additions and 80 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
Documentation/devicetree/bindings/clock/sunxi-ccu.txt
View File

@ -2,7 +2,10 @@ Allwinner Clock Control Unit Binding
------------------------------------
Required properties :
- compatible: must contain one of the following compatible:
- compatible: must contain one of the following compatibles:
- "allwinner,sun6i-a31-ccu"
- "allwinner,sun8i-a23-ccu"
- "allwinner,sun8i-a33-ccu"
- "allwinner,sun8i-h3-ccu"
- reg: Must contain the registers base address and length

39
drivers/clk/sunxi-ng/Kconfig
View File

@ -1,5 +1,6 @@
config SUNXI_CCU
bool "Clock support for Allwinner SoCs"
depends on ARCH_SUNXI || COMPILE_TEST
default ARCH_SUNXI
if SUNXI_CCU
@ -19,6 +20,10 @@ config SUNXI_CCU_GATE
config SUNXI_CCU_MUX
bool
config SUNXI_CCU_MULT
bool
select SUNXI_CCU_MUX
config SUNXI_CCU_PHASE
bool
@ -51,6 +56,40 @@ config SUNXI_CCU_MP
# SoC Drivers
config SUN6I_A31_CCU
bool "Support for the Allwinner A31/A31s CCU"
select SUNXI_CCU_DIV
select SUNXI_CCU_NK
select SUNXI_CCU_NKM
select SUNXI_CCU_NM
select SUNXI_CCU_MP
select SUNXI_CCU_PHASE
default MACH_SUN6I
config SUN8I_A23_CCU
bool "Support for the Allwinner A23 CCU"
select SUNXI_CCU_DIV
select SUNXI_CCU_MULT
select SUNXI_CCU_NK
select SUNXI_CCU_NKM
select SUNXI_CCU_NKMP
select SUNXI_CCU_NM
select SUNXI_CCU_MP
select SUNXI_CCU_PHASE
default MACH_SUN8I
config SUN8I_A33_CCU
bool "Support for the Allwinner A33 CCU"
select SUNXI_CCU_DIV
select SUNXI_CCU_MULT
select SUNXI_CCU_NK
select SUNXI_CCU_NKM
select SUNXI_CCU_NKMP
select SUNXI_CCU_NM
select SUNXI_CCU_MP
select SUNXI_CCU_PHASE
default MACH_SUN8I
config SUN8I_H3_CCU
bool "Support for the Allwinner H3 CCU"
select SUNXI_CCU_DIV

4
drivers/clk/sunxi-ng/Makefile
View File

@ -7,6 +7,7 @@ obj-$(CONFIG_SUNXI_CCU_DIV) += ccu_div.o
obj-$(CONFIG_SUNXI_CCU_FRAC) += ccu_frac.o
obj-$(CONFIG_SUNXI_CCU_GATE) += ccu_gate.o
obj-$(CONFIG_SUNXI_CCU_MUX) += ccu_mux.o
obj-$(CONFIG_SUNXI_CCU_MULT) += ccu_mult.o
obj-$(CONFIG_SUNXI_CCU_PHASE) += ccu_phase.o
# Multi-factor clocks
@ -17,4 +18,7 @@ obj-$(CONFIG_SUNXI_CCU_NM) += ccu_nm.o
obj-$(CONFIG_SUNXI_CCU_MP) += ccu_mp.o
# SoC support
obj-$(CONFIG_SUN6I_A31_CCU) += ccu-sun6i-a31.o
obj-$(CONFIG_SUN8I_A23_CCU) += ccu-sun8i-a23.o
obj-$(CONFIG_SUN8I_A33_CCU) += ccu-sun8i-a33.o
obj-$(CONFIG_SUN8I_H3_CCU) += ccu-sun8i-h3.o

1235
drivers/clk/sunxi-ng/ccu-sun6i-a31.c Normal file
View File

File diff suppressed because it is too large Load Diff

72
drivers/clk/sunxi-ng/ccu-sun6i-a31.h Normal file
View File

@ -0,0 +1,72 @@
/*
* Copyright 2016 Chen-Yu Tsai
*
* Chen-Yu Tsai <wens@csie.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _CCU_SUN6I_A31_H_
#define _CCU_SUN6I_A31_H_
#include <dt-bindings/clock/sun6i-a31-ccu.h>
#include <dt-bindings/reset/sun6i-a31-ccu.h>
#define CLK_PLL_CPU 0
#define CLK_PLL_AUDIO_BASE 1
#define CLK_PLL_AUDIO 2
#define CLK_PLL_AUDIO_2X 3
#define CLK_PLL_AUDIO_4X 4
#define CLK_PLL_AUDIO_8X 5
#define CLK_PLL_VIDEO0 6
#define CLK_PLL_VIDEO0_2X 7
#define CLK_PLL_VE 8
#define CLK_PLL_DDR 9
/* The PLL_PERIPH clock is exported */
#define CLK_PLL_PERIPH_2X 11
#define CLK_PLL_VIDEO1 12
#define CLK_PLL_VIDEO1_2X 13
#define CLK_PLL_GPU 14
#define CLK_PLL_MIPI 15
#define CLK_PLL9 16
#define CLK_PLL10 17
/* The CPUX clock is exported */
#define CLK_AXI 19
#define CLK_AHB1 20
#define CLK_APB1 21
#define CLK_APB2 22
/* All the bus gates are exported */
/* The first bunch of module clocks are exported */
/* EMAC clock is not implemented */
#define CLK_MDFS 107
#define CLK_SDRAM0 108
#define CLK_SDRAM1 109
/* All the DRAM gates are exported */
/* Some more module clocks are exported */
#define CLK_MBUS0 141
#define CLK_MBUS1 142
/* Some more module clocks and external clock outputs are exported */
#define CLK_NUMBER (CLK_OUT_C + 1)
#endif /* _CCU_SUN6I_A31_H_ */

63
drivers/clk/sunxi-ng/ccu-sun8i-a23-a33.h Normal file
View File

@ -0,0 +1,63 @@
/*
* Copyright 2016 Maxime Ripard
*
* Maxime Ripard <maxime.ripard@free-electrons.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _CCU_SUN8I_A23_A33_H_
#define _CCU_SUN8I_A23_A33_H_
#include <dt-bindings/clock/sun8i-a23-a33-ccu.h>
#include <dt-bindings/reset/sun8i-a23-a33-ccu.h>
#define CLK_PLL_CPUX 0
#define CLK_PLL_AUDIO_BASE 1
#define CLK_PLL_AUDIO 2
#define CLK_PLL_AUDIO_2X 3
#define CLK_PLL_AUDIO_4X 4
#define CLK_PLL_AUDIO_8X 5
#define CLK_PLL_VIDEO 6
#define CLK_PLL_VIDEO_2X 7
#define CLK_PLL_VE 8
#define CLK_PLL_DDR0 9
#define CLK_PLL_PERIPH 10
#define CLK_PLL_PERIPH_2X 11
#define CLK_PLL_GPU 12
#define CLK_PLL_MIPI 13
#define CLK_PLL_HSIC 14
#define CLK_PLL_DE 15
#define CLK_PLL_DDR1 16
#define CLK_PLL_DDR 17
/* The CPUX clock is exported */
#define CLK_AXI 19
#define CLK_AHB1 20
#define CLK_APB1 21
#define CLK_APB2 22
/* All the bus gates are exported */
/* The first part of the mod clocks is exported */
#define CLK_DRAM 79
/* Some more module clocks are exported */
#define CLK_MBUS 95
/* And the last module clocks are exported */
#define CLK_NUMBER (CLK_ATS + 1)
#endif /* _CCU_SUN8I_A23_A33_H_ */

737
drivers/clk/sunxi-ng/ccu-sun8i-a23.c Normal file
View File

@ -0,0 +1,737 @@
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/clk-provider.h>
#include <linux/of_address.h>
#include "ccu_common.h"
#include "ccu_reset.h"
#include "ccu_div.h"
#include "ccu_gate.h"
#include "ccu_mp.h"
#include "ccu_mult.h"
#include "ccu_nk.h"
#include "ccu_nkm.h"
#include "ccu_nkmp.h"
#include "ccu_nm.h"
#include "ccu_phase.h"
#include "ccu-sun8i-a23-a33.h"
static struct ccu_nkmp pll_cpux_clk = {
.enable = BIT(31),
.lock = BIT(28),
.n = _SUNXI_CCU_MULT(8, 5),
.k = _SUNXI_CCU_MULT(4, 2),
.m = _SUNXI_CCU_DIV(0, 2),
.p = _SUNXI_CCU_DIV_MAX(16, 2, 4),
.common = {
.reg = 0x000,
.hw.init = CLK_HW_INIT("pll-cpux", "osc24M",
&ccu_nkmp_ops,
0),
},
};
/*
* The Audio PLL is supposed to have 4 outputs: 3 fixed factors from
* the base (2x, 4x and 8x), and one variable divider (the one true
* pll audio).
*
* We don't have any need for the variable divider for now, so we just
* hardcode it to match with the clock names
*/
#define SUN8I_A23_PLL_AUDIO_REG 0x008
static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
"osc24M", 0x008,
8, 7, /* N */
0, 5, /* M */
BIT(31), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video_clk, "pll-video",
"osc24M", 0x010,
8, 7, /* N */
0, 4, /* M */
BIT(24), /* frac enable */
BIT(25), /* frac select */
270000000, /* frac rate 0 */
297000000, /* frac rate 1 */
BIT(31), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_ve_clk, "pll-ve",
"osc24M", 0x018,
8, 7, /* N */
0, 4, /* M */
BIT(24), /* frac enable */
BIT(25), /* frac select */
270000000, /* frac rate 0 */
297000000, /* frac rate 1 */
BIT(31), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_ddr_clk, "pll-ddr",
"osc24M", 0x020,
8, 5, /* N */
4, 2, /* K */
0, 2, /* M */
BIT(31), /* gate */
BIT(28), /* lock */
0);
static SUNXI_CCU_NK_WITH_GATE_LOCK_POSTDIV(pll_periph_clk, "pll-periph",
"osc24M", 0x028,
8, 5, /* N */
4, 2, /* K */
BIT(31), /* gate */
BIT(28), /* lock */
2, /* post-div */
CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_gpu_clk, "pll-gpu",
"osc24M", 0x038,
8, 7, /* N */
0, 4, /* M */
BIT(24), /* frac enable */
BIT(25), /* frac select */
270000000, /* frac rate 0 */
297000000, /* frac rate 1 */
BIT(31), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
/*
* The MIPI PLL has 2 modes: "MIPI" and "HDMI".
*
* The MIPI mode is a standard NKM-style clock. The HDMI mode is an
* integer / fractional clock with switchable multipliers and dividers.
* This is not supported here. We hardcode the PLL to MIPI mode.
*/
#define SUN8I_A23_PLL_MIPI_REG 0x040
static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_mipi_clk, "pll-mipi",
"pll-video", 0x040,
8, 4, /* N */
4, 2, /* K */
0, 4, /* M */
BIT(31), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_hsic_clk, "pll-hsic",
"osc24M", 0x044,
8, 7, /* N */
0, 4, /* M */
BIT(24), /* frac enable */
BIT(25), /* frac select */
270000000, /* frac rate 0 */
297000000, /* frac rate 1 */
BIT(31), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_de_clk, "pll-de",
"osc24M", 0x048,
8, 7, /* N */
0, 4, /* M */
BIT(24), /* frac enable */
BIT(25), /* frac select */
270000000, /* frac rate 0 */
297000000, /* frac rate 1 */
BIT(31), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
static const char * const cpux_parents[] = { "osc32k", "osc24M",
"pll-cpux" , "pll-cpux" };
static SUNXI_CCU_MUX(cpux_clk, "cpux", cpux_parents,
0x050, 16, 2, CLK_IS_CRITICAL);
static SUNXI_CCU_M(axi_clk, "axi", "cpux", 0x050, 0, 2, 0);
static const char * const ahb1_parents[] = { "osc32k", "osc24M",
"axi" , "pll-periph" };
static struct ccu_div ahb1_clk = {
.div = _SUNXI_CCU_DIV_FLAGS(4, 2, CLK_DIVIDER_POWER_OF_TWO),
.mux = {
.shift = 12,
.width = 2,
.variable_prediv = {
.index = 3,
.shift = 6,
.width = 2,
},
},
.common = {
.reg = 0x054,
.features = CCU_FEATURE_VARIABLE_PREDIV,
.hw.init = CLK_HW_INIT_PARENTS("ahb1",
ahb1_parents,
&ccu_div_ops,
0),
},
};
static struct clk_div_table apb1_div_table[] = {
{ .val = 0, .div = 2 },
{ .val = 1, .div = 2 },
{ .val = 2, .div = 4 },
{ .val = 3, .div = 8 },
{ /* Sentinel */ },
};
static SUNXI_CCU_DIV_TABLE(apb1_clk, "apb1", "ahb1",
0x054, 8, 2, apb1_div_table, 0);
static const char * const apb2_parents[] = { "osc32k", "osc24M",
"pll-periph" , "pll-periph" };
static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", apb2_parents, 0x058,
0, 5, /* M */
16, 2, /* P */
24, 2, /* mux */
0);
static SUNXI_CCU_GATE(bus_mipi_dsi_clk, "bus-mipi-dsi", "ahb1",
0x060, BIT(1), 0);
static SUNXI_CCU_GATE(bus_dma_clk, "bus-dma", "ahb1",
0x060, BIT(6), 0);
static SUNXI_CCU_GATE(bus_mmc0_clk, "bus-mmc0", "ahb1",
0x060, BIT(8), 0);
static SUNXI_CCU_GATE(bus_mmc1_clk, "bus-mmc1", "ahb1",
0x060, BIT(9), 0);
static SUNXI_CCU_GATE(bus_mmc2_clk, "bus-mmc2", "ahb1",
0x060, BIT(10), 0);
static SUNXI_CCU_GATE(bus_nand_clk, "bus-nand", "ahb1",
0x060, BIT(13), 0);
static SUNXI_CCU_GATE(bus_dram_clk, "bus-dram", "ahb1",
0x060, BIT(14), 0);
static SUNXI_CCU_GATE(bus_hstimer_clk, "bus-hstimer", "ahb1",
0x060, BIT(19), 0);
static SUNXI_CCU_GATE(bus_spi0_clk, "bus-spi0", "ahb1",
0x060, BIT(20), 0);
static SUNXI_CCU_GATE(bus_spi1_clk, "bus-spi1", "ahb1",
0x060, BIT(21), 0);
static SUNXI_CCU_GATE(bus_otg_clk, "bus-otg", "ahb1",
0x060, BIT(24), 0);
static SUNXI_CCU_GATE(bus_ehci_clk, "bus-ehci", "ahb1",
0x060, BIT(26), 0);
static SUNXI_CCU_GATE(bus_ohci_clk, "bus-ohci", "ahb1",
0x060, BIT(29), 0);
static SUNXI_CCU_GATE(bus_ve_clk, "bus-ve", "ahb1",
0x064, BIT(0), 0);
static SUNXI_CCU_GATE(bus_lcd_clk, "bus-lcd", "ahb1",
0x064, BIT(4), 0);
static SUNXI_CCU_GATE(bus_csi_clk, "bus-csi", "ahb1",
0x064, BIT(8), 0);
static SUNXI_CCU_GATE(bus_de_be_clk, "bus-de-be", "ahb1",
0x064, BIT(12), 0);
static SUNXI_CCU_GATE(bus_de_fe_clk, "bus-de-fe", "ahb1",
0x064, BIT(14), 0);
static SUNXI_CCU_GATE(bus_gpu_clk, "bus-gpu", "ahb1",
0x064, BIT(20), 0);
static SUNXI_CCU_GATE(bus_msgbox_clk, "bus-msgbox", "ahb1",
0x064, BIT(21), 0);
static SUNXI_CCU_GATE(bus_spinlock_clk, "bus-spinlock", "ahb1",
0x064, BIT(22), 0);
static SUNXI_CCU_GATE(bus_drc_clk, "bus-drc", "ahb1",
0x064, BIT(25), 0);
static SUNXI_CCU_GATE(bus_codec_clk, "bus-codec", "apb1",
0x068, BIT(0), 0);
static SUNXI_CCU_GATE(bus_pio_clk, "bus-pio", "apb1",
0x068, BIT(5), 0);
static SUNXI_CCU_GATE(bus_i2s0_clk, "bus-i2s0", "apb1",
0x068, BIT(12), 0);
static SUNXI_CCU_GATE(bus_i2s1_clk, "bus-i2s1", "apb1",
0x068, BIT(13), 0);
static SUNXI_CCU_GATE(bus_i2c0_clk, "bus-i2c0", "apb2",
0x06c, BIT(0), 0);
static SUNXI_CCU_GATE(bus_i2c1_clk, "bus-i2c1", "apb2",
0x06c, BIT(1), 0);
static SUNXI_CCU_GATE(bus_i2c2_clk, "bus-i2c2", "apb2",
0x06c, BIT(2), 0);
static SUNXI_CCU_GATE(bus_uart0_clk, "bus-uart0", "apb2",
0x06c, BIT(16), 0);
static SUNXI_CCU_GATE(bus_uart1_clk, "bus-uart1", "apb2",
0x06c, BIT(17), 0);
static SUNXI_CCU_GATE(bus_uart2_clk, "bus-uart2", "apb2",
0x06c, BIT(18), 0);
static SUNXI_CCU_GATE(bus_uart3_clk, "bus-uart3", "apb2",
0x06c, BIT(19), 0);
static SUNXI_CCU_GATE(bus_uart4_clk, "bus-uart4", "apb2",
0x06c, BIT(20), 0);
static const char * const mod0_default_parents[] = { "osc24M", "pll-periph" };
static SUNXI_CCU_MP_WITH_MUX_GATE(nand_clk, "nand", mod0_default_parents, 0x080,
0, 4, /* M */
16, 2, /* P */
24, 2, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_MP_WITH_MUX_GATE(mmc0_clk, "mmc0", mod0_default_parents, 0x088,
0, 4, /* M */
16, 2, /* P */
24, 2, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_PHASE(mmc0_sample_clk, "mmc0_sample", "mmc0",
0x088, 20, 3, 0);
static SUNXI_CCU_PHASE(mmc0_output_clk, "mmc0_output", "mmc0",
0x088, 8, 3, 0);
static SUNXI_CCU_MP_WITH_MUX_GATE(mmc1_clk, "mmc1", mod0_default_parents, 0x08c,
0, 4, /* M */
16, 2, /* P */
24, 2, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_PHASE(mmc1_sample_clk, "mmc1_sample", "mmc1",
0x08c, 20, 3, 0);
static SUNXI_CCU_PHASE(mmc1_output_clk, "mmc1_output", "mmc1",
0x08c, 8, 3, 0);
static SUNXI_CCU_MP_WITH_MUX_GATE(mmc2_clk, "mmc2", mod0_default_parents, 0x090,
0, 4, /* M */
16, 2, /* P */
24, 2, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_PHASE(mmc2_sample_clk, "mmc2_sample", "mmc2",
0x090, 20, 3, 0);
static SUNXI_CCU_PHASE(mmc2_output_clk, "mmc2_output", "mmc2",
0x090, 8, 3, 0);
static SUNXI_CCU_MP_WITH_MUX_GATE(spi0_clk, "spi0", mod0_default_parents, 0x0a0,
0, 4, /* M */
16, 2, /* P */
24, 2, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_MP_WITH_MUX_GATE(spi1_clk, "spi1", mod0_default_parents, 0x0a4,
0, 4, /* M */
16, 2, /* P */
24, 2, /* mux */
BIT(31), /* gate */
0);
static const char * const i2s_parents[] = { "pll-audio-8x", "pll-audio-4x",
"pll-audio-2x", "pll-audio" };
static SUNXI_CCU_MUX_WITH_GATE(i2s0_clk, "i2s0", i2s_parents,
0x0b0, 16, 2, BIT(31), 0);
static SUNXI_CCU_MUX_WITH_GATE(i2s1_clk, "i2s1", i2s_parents,
0x0b4, 16, 2, BIT(31), 0);
/* TODO: the parent for most of the USB clocks is not known */
static SUNXI_CCU_GATE(usb_phy0_clk, "usb-phy0", "osc24M",
0x0cc, BIT(8), 0);
static SUNXI_CCU_GATE(usb_phy1_clk, "usb-phy1", "osc24M",
0x0cc, BIT(9), 0);
static SUNXI_CCU_GATE(usb_hsic_clk, "usb-hsic", "pll-hsic",
0x0cc, BIT(10), 0);
static SUNXI_CCU_GATE(usb_hsic_12M_clk, "usb-hsic-12M", "osc24M",
0x0cc, BIT(11), 0);
static SUNXI_CCU_GATE(usb_ohci_clk, "usb-ohci", "osc24M",
0x0cc, BIT(16), 0);
static SUNXI_CCU_GATE(dram_ve_clk, "dram-ve", "pll-ddr",
0x100, BIT(0), 0);
static SUNXI_CCU_GATE(dram_csi_clk, "dram-csi", "pll-ddr",
0x100, BIT(1), 0);
static SUNXI_CCU_GATE(dram_drc_clk, "dram-drc", "pll-ddr",
0x100, BIT(16), 0);
static SUNXI_CCU_GATE(dram_de_fe_clk, "dram-de-fe", "pll-ddr",
0x100, BIT(24), 0);
static SUNXI_CCU_GATE(dram_de_be_clk, "dram-de-be", "pll-ddr",
0x100, BIT(26), 0);
static const char * const de_parents[] = { "pll-video", "pll-periph-2x",
"pll-gpu", "pll-de" };
static const u8 de_table[] = { 0, 2, 3, 5 };
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(de_be_clk, "de-be",
de_parents, de_table,
0x104, 0, 4, 24, 3, BIT(31), 0);
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(de_fe_clk, "de-fe",
de_parents, de_table,
0x10c, 0, 4, 24, 3, BIT(31), 0);
static const char * const lcd_ch0_parents[] = { "pll-video", "pll-video-2x",
"pll-mipi" };
static const u8 lcd_ch0_table[] = { 0, 2, 4 };
static SUNXI_CCU_MUX_TABLE_WITH_GATE(lcd_ch0_clk, "lcd-ch0",
lcd_ch0_parents, lcd_ch0_table,
0x118, 24, 3, BIT(31),
CLK_SET_RATE_PARENT);
static const char * const lcd_ch1_parents[] = { "pll-video", "pll-video-2x" };
static const u8 lcd_ch1_table[] = { 0, 2 };
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(lcd_ch1_clk, "lcd-ch1",
lcd_ch1_parents, lcd_ch1_table,
0x12c, 0, 4, 24, 2, BIT(31), 0);
static const char * const csi_sclk_parents[] = { "pll-video", "pll-de",
"pll-mipi", "pll-ve" };
static const u8 csi_sclk_table[] = { 0, 3, 4, 5 };
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(csi_sclk_clk, "csi-sclk",
csi_sclk_parents, csi_sclk_table,
0x134, 16, 4, 24, 3, BIT(31), 0);
static const char * const csi_mclk_parents[] = { "pll-video", "pll-de",
"osc24M" };
static const u8 csi_mclk_table[] = { 0, 3, 5 };
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(csi_mclk_clk, "csi-mclk",
csi_mclk_parents, csi_mclk_table,
0x134, 0, 5, 8, 3, BIT(15), 0);
static SUNXI_CCU_M_WITH_GATE(ve_clk, "ve", "pll-ve",
0x13c, 16, 3, BIT(31), CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE(ac_dig_clk, "ac-dig", "pll-audio",
0x140, BIT(31), 0);
static SUNXI_CCU_GATE(avs_clk, "avs", "osc24M",
0x144, BIT(31), 0);
static const char * const mbus_parents[] = { "osc24M", "pll-periph-2x",
"pll-ddr" };
static SUNXI_CCU_M_WITH_MUX_GATE(mbus_clk, "mbus", mbus_parents,
0x15c, 0, 3, 24, 2, BIT(31), CLK_IS_CRITICAL);
static const char * const dsi_sclk_parents[] = { "pll-video", "pll-video-2x" };
static const u8 dsi_sclk_table[] = { 0, 2 };
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(dsi_sclk_clk, "dsi-sclk",
dsi_sclk_parents, dsi_sclk_table,
0x168, 16, 4, 24, 2, BIT(31), 0);
static const char * const dsi_dphy_parents[] = { "pll-video", "pll-periph" };
static const u8 dsi_dphy_table[] = { 0, 2 };
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(dsi_dphy_clk, "dsi-dphy",
dsi_dphy_parents, dsi_dphy_table,
0x168, 0, 4, 8, 2, BIT(15), 0);
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(drc_clk, "drc",
de_parents, de_table,
0x180, 0, 4, 24, 3, BIT(31), 0);
static SUNXI_CCU_M_WITH_GATE(gpu_clk, "gpu", "pll-gpu",
0x1a0, 0, 3, BIT(31), 0);
static const char * const ats_parents[] = { "osc24M", "pll-periph" };
static SUNXI_CCU_M_WITH_MUX_GATE(ats_clk, "ats", ats_parents,
0x1b0, 0, 3, 24, 2, BIT(31), 0);
static struct ccu_common *sun8i_a23_ccu_clks[] = {
&pll_cpux_clk.common,
&pll_audio_base_clk.common,
&pll_video_clk.common,
&pll_ve_clk.common,
&pll_ddr_clk.common,
&pll_periph_clk.common,
&pll_gpu_clk.common,
&pll_mipi_clk.common,
&pll_hsic_clk.common,
&pll_de_clk.common,
&cpux_clk.common,
&axi_clk.common,
&ahb1_clk.common,
&apb1_clk.common,
&apb2_clk.common,
&bus_mipi_dsi_clk.common,
&bus_dma_clk.common,
&bus_mmc0_clk.common,
&bus_mmc1_clk.common,
&bus_mmc2_clk.common,
&bus_nand_clk.common,
&bus_dram_clk.common,
&bus_hstimer_clk.common,
&bus_spi0_clk.common,
&bus_spi1_clk.common,
&bus_otg_clk.common,
&bus_ehci_clk.common,
&bus_ohci_clk.common,
&bus_ve_clk.common,
&bus_lcd_clk.common,
&bus_csi_clk.common,
&bus_de_fe_clk.common,
&bus_de_be_clk.common,
&bus_gpu_clk.common,
&bus_msgbox_clk.common,
&bus_spinlock_clk.common,
&bus_drc_clk.common,
&bus_codec_clk.common,
&bus_pio_clk.common,
&bus_i2s0_clk.common,
&bus_i2s1_clk.common,
&bus_i2c0_clk.common,
&bus_i2c1_clk.common,
&bus_i2c2_clk.common,
&bus_uart0_clk.common,
&bus_uart1_clk.common,
&bus_uart2_clk.common,
&bus_uart3_clk.common,
&bus_uart4_clk.common,
&nand_clk.common,
&mmc0_clk.common,
&mmc0_sample_clk.common,
&mmc0_output_clk.common,
&mmc1_clk.common,
&mmc1_sample_clk.common,
&mmc1_output_clk.common,
&mmc2_clk.common,
&mmc2_sample_clk.common,
&mmc2_output_clk.common,
&spi0_clk.common,
&spi1_clk.common,
&i2s0_clk.common,
&i2s1_clk.common,
&usb_phy0_clk.common,
&usb_phy1_clk.common,
&usb_hsic_clk.common,
&usb_hsic_12M_clk.common,
&usb_ohci_clk.common,
&dram_ve_clk.common,
&dram_csi_clk.common,
&dram_drc_clk.common,
&dram_de_fe_clk.common,
&dram_de_be_clk.common,
&de_be_clk.common,
&de_fe_clk.common,
&lcd_ch0_clk.common,
&lcd_ch1_clk.common,
&csi_sclk_clk.common,
&csi_mclk_clk.common,
&ve_clk.common,
&ac_dig_clk.common,
&avs_clk.common,
&mbus_clk.common,
&dsi_sclk_clk.common,
&dsi_dphy_clk.common,
&drc_clk.common,
&gpu_clk.common,
&ats_clk.common,
};
/* We hardcode the divider to 4 for now */
static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
"pll-audio-base", 4, 1, CLK_SET_RATE_PARENT);
static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
"pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
"pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x",
"pll-audio-base", 1, 2, CLK_SET_RATE_PARENT);
static CLK_FIXED_FACTOR(pll_periph_2x_clk, "pll-periph-2x",
"pll-periph", 1, 2, 0);
static CLK_FIXED_FACTOR(pll_video_2x_clk, "pll-video-2x",
"pll-video", 1, 2, 0);
static struct clk_hw_onecell_data sun8i_a23_hw_clks = {
.hws = {
[CLK_PLL_CPUX] = &pll_cpux_clk.common.hw,
[CLK_PLL_AUDIO_BASE] = &pll_audio_base_clk.common.hw,
[CLK_PLL_AUDIO] = &pll_audio_clk.hw,
[CLK_PLL_AUDIO_2X] = &pll_audio_2x_clk.hw,
[CLK_PLL_AUDIO_4X] = &pll_audio_4x_clk.hw,
[CLK_PLL_AUDIO_8X] = &pll_audio_8x_clk.hw,
[CLK_PLL_VIDEO] = &pll_video_clk.common.hw,
[CLK_PLL_VIDEO_2X] = &pll_video_2x_clk.hw,
[CLK_PLL_VE] = &pll_ve_clk.common.hw,
[CLK_PLL_DDR0] = &pll_ddr_clk.common.hw,
[CLK_PLL_PERIPH] = &pll_periph_clk.common.hw,
[CLK_PLL_PERIPH_2X] = &pll_periph_2x_clk.hw,
[CLK_PLL_GPU] = &pll_gpu_clk.common.hw,
[CLK_PLL_MIPI] = &pll_mipi_clk.common.hw,
[CLK_PLL_HSIC] = &pll_hsic_clk.common.hw,
[CLK_PLL_DE] = &pll_de_clk.common.hw,
[CLK_CPUX] = &cpux_clk.common.hw,
[CLK_AXI] = &axi_clk.common.hw,
[CLK_AHB1] = &ahb1_clk.common.hw,
[CLK_APB1] = &apb1_clk.common.hw,
[CLK_APB2] = &apb2_clk.common.hw,
[CLK_BUS_MIPI_DSI] = &bus_mipi_dsi_clk.common.hw,
[CLK_BUS_DMA] = &bus_dma_clk.common.hw,
[CLK_BUS_MMC0] = &bus_mmc0_clk.common.hw,
[CLK_BUS_MMC1] = &bus_mmc1_clk.common.hw,
[CLK_BUS_MMC2] = &bus_mmc2_clk.common.hw,
[CLK_BUS_NAND] = &bus_nand_clk.common.hw,
[CLK_BUS_DRAM] = &bus_dram_clk.common.hw,
[CLK_BUS_HSTIMER] = &bus_hstimer_clk.common.hw,
[CLK_BUS_SPI0] = &bus_spi0_clk.common.hw,
[CLK_BUS_SPI1] = &bus_spi1_clk.common.hw,
[CLK_BUS_OTG] = &bus_otg_clk.common.hw,
[CLK_BUS_EHCI] = &bus_ehci_clk.common.hw,
[CLK_BUS_OHCI] = &bus_ohci_clk.common.hw,
[CLK_BUS_VE] = &bus_ve_clk.common.hw,
[CLK_BUS_LCD] = &bus_lcd_clk.common.hw,
[CLK_BUS_CSI] = &bus_csi_clk.common.hw,
[CLK_BUS_DE_BE] = &bus_de_be_clk.common.hw,
[CLK_BUS_DE_FE] = &bus_de_fe_clk.common.hw,
[CLK_BUS_GPU] = &bus_gpu_clk.common.hw,
[CLK_BUS_MSGBOX] = &bus_msgbox_clk.common.hw,
[CLK_BUS_SPINLOCK] = &bus_spinlock_clk.common.hw,
[CLK_BUS_DRC] = &bus_drc_clk.common.hw,
[CLK_BUS_CODEC] = &bus_codec_clk.common.hw,
[CLK_BUS_PIO] = &bus_pio_clk.common.hw,
[CLK_BUS_I2S0] = &bus_i2s0_clk.common.hw,
[CLK_BUS_I2S1] = &bus_i2s1_clk.common.hw,
[CLK_BUS_I2C0] = &bus_i2c0_clk.common.hw,
[CLK_BUS_I2C1] = &bus_i2c1_clk.common.hw,
[CLK_BUS_I2C2] = &bus_i2c2_clk.common.hw,
[CLK_BUS_UART0] = &bus_uart0_clk.common.hw,
[CLK_BUS_UART1] = &bus_uart1_clk.common.hw,
[CLK_BUS_UART2] = &bus_uart2_clk.common.hw,
[CLK_BUS_UART3] = &bus_uart3_clk.common.hw,
[CLK_BUS_UART4] = &bus_uart4_clk.common.hw,
[CLK_NAND] = &nand_clk.common.hw,
[CLK_MMC0] = &mmc0_clk.common.hw,
[CLK_MMC0_SAMPLE] = &mmc0_sample_clk.common.hw,
[CLK_MMC0_OUTPUT] = &mmc0_output_clk.common.hw,
[CLK_MMC1] = &mmc1_clk.common.hw,
[CLK_MMC1_SAMPLE] = &mmc1_sample_clk.common.hw,
[CLK_MMC1_OUTPUT] = &mmc1_output_clk.common.hw,
[CLK_MMC2] = &mmc2_clk.common.hw,
[CLK_MMC2_SAMPLE] = &mmc2_sample_clk.common.hw,
[CLK_MMC2_OUTPUT] = &mmc2_output_clk.common.hw,
[CLK_SPI0] = &spi0_clk.common.hw,
[CLK_SPI1] = &spi1_clk.common.hw,
[CLK_I2S0] = &i2s0_clk.common.hw,
[CLK_I2S1] = &i2s1_clk.common.hw,
[CLK_USB_PHY0] = &usb_phy0_clk.common.hw,
[CLK_USB_PHY1] = &usb_phy1_clk.common.hw,
[CLK_USB_HSIC] = &usb_hsic_clk.common.hw,
[CLK_USB_HSIC_12M] = &usb_hsic_12M_clk.common.hw,
[CLK_USB_OHCI] = &usb_ohci_clk.common.hw,
[CLK_DRAM_VE] = &dram_ve_clk.common.hw,
[CLK_DRAM_CSI] = &dram_csi_clk.common.hw,
[CLK_DRAM_DRC] = &dram_drc_clk.common.hw,
[CLK_DRAM_DE_FE] = &dram_de_fe_clk.common.hw,
[CLK_DRAM_DE_BE] = &dram_de_be_clk.common.hw,
[CLK_DE_BE] = &de_be_clk.common.hw,
[CLK_DE_FE] = &de_fe_clk.common.hw,
[CLK_LCD_CH0] = &lcd_ch0_clk.common.hw,
[CLK_LCD_CH1] = &lcd_ch1_clk.common.hw,
[CLK_CSI_SCLK] = &csi_sclk_clk.common.hw,
[CLK_CSI_MCLK] = &csi_mclk_clk.common.hw,
[CLK_VE] = &ve_clk.common.hw,
[CLK_AC_DIG] = &ac_dig_clk.common.hw,
[CLK_AVS] = &avs_clk.common.hw,
[CLK_MBUS] = &mbus_clk.common.hw,
[CLK_DSI_SCLK] = &dsi_sclk_clk.common.hw,
[CLK_DSI_DPHY] = &dsi_dphy_clk.common.hw,
[CLK_DRC] = &drc_clk.common.hw,
[CLK_GPU] = &gpu_clk.common.hw,
[CLK_ATS] = &ats_clk.common.hw,
},
.num = CLK_NUMBER,
};
static struct ccu_reset_map sun8i_a23_ccu_resets[] = {
[RST_USB_PHY0] = { 0x0cc, BIT(0) },
[RST_USB_PHY1] = { 0x0cc, BIT(1) },
[RST_USB_HSIC] = { 0x0cc, BIT(2) },
[RST_MBUS] = { 0x0fc, BIT(31) },
[RST_BUS_MIPI_DSI] = { 0x2c0, BIT(1) },
[RST_BUS_DMA] = { 0x2c0, BIT(6) },
[RST_BUS_MMC0] = { 0x2c0, BIT(8) },
[RST_BUS_MMC1] = { 0x2c0, BIT(9) },
[RST_BUS_MMC2] = { 0x2c0, BIT(10) },
[RST_BUS_NAND] = { 0x2c0, BIT(13) },
[RST_BUS_DRAM] = { 0x2c0, BIT(14) },
[RST_BUS_HSTIMER] = { 0x2c0, BIT(19) },
[RST_BUS_SPI0] = { 0x2c0, BIT(20) },
[RST_BUS_SPI1] = { 0x2c0, BIT(21) },
[RST_BUS_OTG] = { 0x2c0, BIT(24) },
[RST_BUS_EHCI] = { 0x2c0, BIT(26) },
[RST_BUS_OHCI] = { 0x2c0, BIT(29) },
[RST_BUS_VE] = { 0x2c4, BIT(0) },
[RST_BUS_LCD] = { 0x2c4, BIT(4) },
[RST_BUS_CSI] = { 0x2c4, BIT(8) },
[RST_BUS_DE_BE] = { 0x2c4, BIT(12) },
[RST_BUS_DE_FE] = { 0x2c4, BIT(14) },
[RST_BUS_GPU] = { 0x2c4, BIT(20) },
[RST_BUS_MSGBOX] = { 0x2c4, BIT(21) },
[RST_BUS_SPINLOCK] = { 0x2c4, BIT(22) },
[RST_BUS_DRC] = { 0x2c4, BIT(25) },
[RST_BUS_LVDS] = { 0x2c8, BIT(0) },
[RST_BUS_CODEC] = { 0x2d0, BIT(0) },
[RST_BUS_I2S0] = { 0x2d0, BIT(12) },
[RST_BUS_I2S1] = { 0x2d0, BIT(13) },
[RST_BUS_I2C0] = { 0x2d4, BIT(0) },
[RST_BUS_I2C1] = { 0x2d4, BIT(1) },
[RST_BUS_I2C2] = { 0x2d4, BIT(2) },
[RST_BUS_UART0] = { 0x2d4, BIT(16) },
[RST_BUS_UART1] = { 0x2d4, BIT(17) },
[RST_BUS_UART2] = { 0x2d4, BIT(18) },
[RST_BUS_UART3] = { 0x2d4, BIT(19) },
[RST_BUS_UART4] = { 0x2d4, BIT(20) },
};
static const struct sunxi_ccu_desc sun8i_a23_ccu_desc = {
.ccu_clks = sun8i_a23_ccu_clks,
.num_ccu_clks = ARRAY_SIZE(sun8i_a23_ccu_clks),
.hw_clks = &sun8i_a23_hw_clks,
.resets = sun8i_a23_ccu_resets,
.num_resets = ARRAY_SIZE(sun8i_a23_ccu_resets),
};
static void __init sun8i_a23_ccu_setup(struct device_node *node)
{
void __iomem *reg;
u32 val;
reg = of_io_request_and_map(node, 0, of_node_full_name(node));
if (IS_ERR(reg)) {
pr_err("%s: Could not map the clock registers\n",
of_node_full_name(node));
return;
}
/* Force the PLL-Audio-1x divider to 4 */
val = readl(reg + SUN8I_A23_PLL_AUDIO_REG);
val &= ~GENMASK(19, 16);
writel(val | (3 << 16), reg + SUN8I_A23_PLL_AUDIO_REG);
/* Force PLL-MIPI to MIPI mode */
val = readl(reg + SUN8I_A23_PLL_MIPI_REG);
val &= ~BIT(16);
writel(val, reg + SUN8I_A23_PLL_MIPI_REG);
sunxi_ccu_probe(node, reg, &sun8i_a23_ccu_desc);
}
CLK_OF_DECLARE(sun8i_a23_ccu, "allwinner,sun8i-a23-ccu",
sun8i_a23_ccu_setup);

780
drivers/clk/sunxi-ng/ccu-sun8i-a33.c Normal file
View File

@ -0,0 +1,780 @@
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/clk-provider.h>
#include <linux/of_address.h>
#include "ccu_common.h"
#include "ccu_reset.h"
#include "ccu_div.h"
#include "ccu_gate.h"
#include "ccu_mp.h"
#include "ccu_mult.h"
#include "ccu_nk.h"
#include "ccu_nkm.h"
#include "ccu_nkmp.h"
#include "ccu_nm.h"
#include "ccu_phase.h"
#include "ccu-sun8i-a23-a33.h"
static struct ccu_nkmp pll_cpux_clk = {
.enable = BIT(31),
.lock = BIT(28),
.n = _SUNXI_CCU_MULT(8, 5),
.k = _SUNXI_CCU_MULT(4, 2),
.m = _SUNXI_CCU_DIV(0, 2),
.p = _SUNXI_CCU_DIV_MAX(16, 2, 4),
.common = {
.reg = 0x000,
.hw.init = CLK_HW_INIT("pll-cpux", "osc24M",
&ccu_nkmp_ops,
0),
},
};
/*
* The Audio PLL is supposed to have 4 outputs: 3 fixed factors from
* the base (2x, 4x and 8x), and one variable divider (the one true
* pll audio).
*
* We don't have any need for the variable divider for now, so we just
* hardcode it to match with the clock names
*/
#define SUN8I_A33_PLL_AUDIO_REG 0x008
static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
"osc24M", 0x008,
8, 7, /* N */
0, 5, /* M */
BIT(31), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video_clk, "pll-video",
"osc24M", 0x010,
8, 7, /* N */
0, 4, /* M */
BIT(24), /* frac enable */
BIT(25), /* frac select */
270000000, /* frac rate 0 */
297000000, /* frac rate 1 */
BIT(31), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_ve_clk, "pll-ve",
"osc24M", 0x018,
8, 7, /* N */
0, 4, /* M */
BIT(24), /* frac enable */
BIT(25), /* frac select */
270000000, /* frac rate 0 */
297000000, /* frac rate 1 */
BIT(31), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_ddr0_clk, "pll-ddr0",
"osc24M", 0x020,
8, 5, /* N */
4, 2, /* K */
0, 2, /* M */
BIT(31), /* gate */
BIT(28), /* lock */
0);
static SUNXI_CCU_NK_WITH_GATE_LOCK_POSTDIV(pll_periph_clk, "pll-periph",
"osc24M", 0x028,
8, 5, /* N */
4, 2, /* K */
BIT(31), /* gate */
BIT(28), /* lock */
2, /* post-div */
CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_gpu_clk, "pll-gpu",
"osc24M", 0x038,
8, 7, /* N */
0, 4, /* M */
BIT(24), /* frac enable */
BIT(25), /* frac select */
270000000, /* frac rate 0 */
297000000, /* frac rate 1 */
BIT(31), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
/*
* The MIPI PLL has 2 modes: "MIPI" and "HDMI".
*
* The MIPI mode is a standard NKM-style clock. The HDMI mode is an
* integer / fractional clock with switchable multipliers and dividers.
* This is not supported here. We hardcode the PLL to MIPI mode.
*/
#define SUN8I_A33_PLL_MIPI_REG 0x040
static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_mipi_clk, "pll-mipi",
"pll-video", 0x040,
8, 4, /* N */
4, 2, /* K */
0, 4, /* M */
BIT(31), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_hsic_clk, "pll-hsic",
"osc24M", 0x044,
8, 7, /* N */
0, 4, /* M */
BIT(24), /* frac enable */
BIT(25), /* frac select */
270000000, /* frac rate 0 */
297000000, /* frac rate 1 */
BIT(31), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_de_clk, "pll-de",
"osc24M", 0x048,
8, 7, /* N */
0, 4, /* M */
BIT(24), /* frac enable */
BIT(25), /* frac select */
270000000, /* frac rate 0 */
297000000, /* frac rate 1 */
BIT(31), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
/* TODO: Fix N */
static SUNXI_CCU_N_WITH_GATE_LOCK(pll_ddr1_clk, "pll-ddr1",
"osc24M", 0x04c,
8, 6, /* N */
BIT(31), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
static const char * const cpux_parents[] = { "osc32k", "osc24M",
"pll-cpux" , "pll-cpux" };
static SUNXI_CCU_MUX(cpux_clk, "cpux", cpux_parents,
0x050, 16, 2, CLK_IS_CRITICAL);
static SUNXI_CCU_M(axi_clk, "axi", "cpux", 0x050, 0, 2, 0);
static const char * const ahb1_parents[] = { "osc32k", "osc24M",
"axi" , "pll-periph" };
static struct ccu_div ahb1_clk = {
.div = _SUNXI_CCU_DIV_FLAGS(4, 2, CLK_DIVIDER_POWER_OF_TWO),
.mux = {
.shift = 12,
.width = 2,
.variable_prediv = {
.index = 3,
.shift = 6,
.width = 2,
},
},
.common = {
.reg = 0x054,
.features = CCU_FEATURE_VARIABLE_PREDIV,
.hw.init = CLK_HW_INIT_PARENTS("ahb1",
ahb1_parents,
&ccu_div_ops,
0),
},
};
static struct clk_div_table apb1_div_table[] = {
{ .val = 0, .div = 2 },
{ .val = 1, .div = 2 },
{ .val = 2, .div = 4 },
{ .val = 3, .div = 8 },
{ /* Sentinel */ },
};
static SUNXI_CCU_DIV_TABLE(apb1_clk, "apb1", "ahb1",
0x054, 8, 2, apb1_div_table, 0);
static const char * const apb2_parents[] = { "osc32k", "osc24M",
"pll-periph" , "pll-periph" };
static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", apb2_parents, 0x058,
0, 5, /* M */
16, 2, /* P */
24, 2, /* mux */
0);
static SUNXI_CCU_GATE(bus_mipi_dsi_clk, "bus-mipi-dsi", "ahb1",
0x060, BIT(1), 0);
static SUNXI_CCU_GATE(bus_ss_clk, "bus-ss", "ahb1",
0x060, BIT(5), 0);
static SUNXI_CCU_GATE(bus_dma_clk, "bus-dma", "ahb1",
0x060, BIT(6), 0);
static SUNXI_CCU_GATE(bus_mmc0_clk, "bus-mmc0", "ahb1",
0x060, BIT(8), 0);
static SUNXI_CCU_GATE(bus_mmc1_clk, "bus-mmc1", "ahb1",
0x060, BIT(9), 0);
static SUNXI_CCU_GATE(bus_mmc2_clk, "bus-mmc2", "ahb1",
0x060, BIT(10), 0);
static SUNXI_CCU_GATE(bus_nand_clk, "bus-nand", "ahb1",
0x060, BIT(13), 0);
static SUNXI_CCU_GATE(bus_dram_clk, "bus-dram", "ahb1",
0x060, BIT(14), 0);
static SUNXI_CCU_GATE(bus_hstimer_clk, "bus-hstimer", "ahb1",
0x060, BIT(19), 0);
static SUNXI_CCU_GATE(bus_spi0_clk, "bus-spi0", "ahb1",
0x060, BIT(20), 0);
static SUNXI_CCU_GATE(bus_spi1_clk, "bus-spi1", "ahb1",
0x060, BIT(21), 0);
static SUNXI_CCU_GATE(bus_otg_clk, "bus-otg", "ahb1",
0x060, BIT(24), 0);
static SUNXI_CCU_GATE(bus_ehci_clk, "bus-ehci", "ahb1",
0x060, BIT(26), 0);
static SUNXI_CCU_GATE(bus_ohci_clk, "bus-ohci", "ahb1",
0x060, BIT(29), 0);
static SUNXI_CCU_GATE(bus_ve_clk, "bus-ve", "ahb1",
0x064, BIT(0), 0);
static SUNXI_CCU_GATE(bus_lcd_clk, "bus-lcd", "ahb1",
0x064, BIT(4), 0);
static SUNXI_CCU_GATE(bus_csi_clk, "bus-csi", "ahb1",
0x064, BIT(8), 0);
static SUNXI_CCU_GATE(bus_de_be_clk, "bus-de-be", "ahb1",
0x064, BIT(12), 0);
static SUNXI_CCU_GATE(bus_de_fe_clk, "bus-de-fe", "ahb1",
0x064, BIT(14), 0);
static SUNXI_CCU_GATE(bus_gpu_clk, "bus-gpu", "ahb1",
0x064, BIT(20), 0);
static SUNXI_CCU_GATE(bus_msgbox_clk, "bus-msgbox", "ahb1",
0x064, BIT(21), 0);
static SUNXI_CCU_GATE(bus_spinlock_clk, "bus-spinlock", "ahb1",
0x064, BIT(22), 0);
static SUNXI_CCU_GATE(bus_drc_clk, "bus-drc", "ahb1",
0x064, BIT(25), 0);
static SUNXI_CCU_GATE(bus_sat_clk, "bus-sat", "ahb1",
0x064, BIT(26), 0);
static SUNXI_CCU_GATE(bus_codec_clk, "bus-codec", "apb1",
0x068, BIT(0), 0);
static SUNXI_CCU_GATE(bus_pio_clk, "bus-pio", "apb1",
0x068, BIT(5), 0);
static SUNXI_CCU_GATE(bus_i2s0_clk, "bus-i2s0", "apb1",
0x068, BIT(12), 0);
static SUNXI_CCU_GATE(bus_i2s1_clk, "bus-i2s1", "apb1",
0x068, BIT(13), 0);
static SUNXI_CCU_GATE(bus_i2c0_clk, "bus-i2c0", "apb2",
0x06c, BIT(0), 0);
static SUNXI_CCU_GATE(bus_i2c1_clk, "bus-i2c1", "apb2",
0x06c, BIT(1), 0);
static SUNXI_CCU_GATE(bus_i2c2_clk, "bus-i2c2", "apb2",
0x06c, BIT(2), 0);
static SUNXI_CCU_GATE(bus_uart0_clk, "bus-uart0", "apb2",
0x06c, BIT(16), 0);
static SUNXI_CCU_GATE(bus_uart1_clk, "bus-uart1", "apb2",
0x06c, BIT(17), 0);
static SUNXI_CCU_GATE(bus_uart2_clk, "bus-uart2", "apb2",
0x06c, BIT(18), 0);
static SUNXI_CCU_GATE(bus_uart3_clk, "bus-uart3", "apb2",
0x06c, BIT(19), 0);
static SUNXI_CCU_GATE(bus_uart4_clk, "bus-uart4", "apb2",
0x06c, BIT(20), 0);
static const char * const mod0_default_parents[] = { "osc24M", "pll-periph" };
static SUNXI_CCU_MP_WITH_MUX_GATE(nand_clk, "nand", mod0_default_parents, 0x080,
0, 4, /* M */
16, 2, /* P */
24, 2, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_MP_WITH_MUX_GATE(mmc0_clk, "mmc0", mod0_default_parents, 0x088,
0, 4, /* M */
16, 2, /* P */
24, 2, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_PHASE(mmc0_sample_clk, "mmc0_sample", "mmc0",
0x088, 20, 3, 0);
static SUNXI_CCU_PHASE(mmc0_output_clk, "mmc0_output", "mmc0",
0x088, 8, 3, 0);
static SUNXI_CCU_MP_WITH_MUX_GATE(mmc1_clk, "mmc1", mod0_default_parents, 0x08c,
0, 4, /* M */
16, 2, /* P */
24, 2, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_PHASE(mmc1_sample_clk, "mmc1_sample", "mmc1",
0x08c, 20, 3, 0);
static SUNXI_CCU_PHASE(mmc1_output_clk, "mmc1_output", "mmc1",
0x08c, 8, 3, 0);
static SUNXI_CCU_MP_WITH_MUX_GATE(mmc2_clk, "mmc2", mod0_default_parents, 0x090,
0, 4, /* M */
16, 2, /* P */
24, 2, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_PHASE(mmc2_sample_clk, "mmc2_sample", "mmc2",
0x090, 20, 3, 0);
static SUNXI_CCU_PHASE(mmc2_output_clk, "mmc2_output", "mmc2",
0x090, 8, 3, 0);
static SUNXI_CCU_MP_WITH_MUX_GATE(ss_clk, "ss", mod0_default_parents, 0x09c,
0, 4, /* M */
16, 2, /* P */
24, 2, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_MP_WITH_MUX_GATE(spi0_clk, "spi0", mod0_default_parents, 0x0a0,
0, 4, /* M */
16, 2, /* P */
24, 2, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_MP_WITH_MUX_GATE(spi1_clk, "spi1", mod0_default_parents, 0x0a4,
0, 4, /* M */
16, 2, /* P */
24, 2, /* mux */
BIT(31), /* gate */
0);
static const char * const i2s_parents[] = { "pll-audio-8x", "pll-audio-4x",
"pll-audio-2x", "pll-audio" };
static SUNXI_CCU_MUX_WITH_GATE(i2s0_clk, "i2s0", i2s_parents,
0x0b0, 16, 2, BIT(31), 0);
static SUNXI_CCU_MUX_WITH_GATE(i2s1_clk, "i2s1", i2s_parents,
0x0b4, 16, 2, BIT(31), 0);
/* TODO: the parent for most of the USB clocks is not known */
static SUNXI_CCU_GATE(usb_phy0_clk, "usb-phy0", "osc24M",
0x0cc, BIT(8), 0);
static SUNXI_CCU_GATE(usb_phy1_clk, "usb-phy1", "osc24M",
0x0cc, BIT(9), 0);
static SUNXI_CCU_GATE(usb_hsic_clk, "usb-hsic", "pll-hsic",
0x0cc, BIT(10), 0);
static SUNXI_CCU_GATE(usb_hsic_12M_clk, "usb-hsic-12M", "osc24M",
0x0cc, BIT(11), 0);
static SUNXI_CCU_GATE(usb_ohci_clk, "usb-ohci", "osc24M",
0x0cc, BIT(16), 0);
static SUNXI_CCU_M(dram_clk, "dram", "pll-ddr",
0x0f4, 0, 4, CLK_IS_CRITICAL);
static const char * const pll_ddr_parents[] = { "pll-ddr0", "pll-ddr1" };
static SUNXI_CCU_MUX(pll_ddr_clk, "pll-ddr", pll_ddr_parents,
0x0f8, 16, 1, 0);
static SUNXI_CCU_GATE(dram_ve_clk, "dram-ve", "dram",
0x100, BIT(0), 0);
static SUNXI_CCU_GATE(dram_csi_clk, "dram-csi", "dram",
0x100, BIT(1), 0);
static SUNXI_CCU_GATE(dram_drc_clk, "dram-drc", "dram",
0x100, BIT(16), 0);
static SUNXI_CCU_GATE(dram_de_fe_clk, "dram-de-fe", "dram",
0x100, BIT(24), 0);
static SUNXI_CCU_GATE(dram_de_be_clk, "dram-de-be", "dram",
0x100, BIT(26), 0);
static const char * const de_parents[] = { "pll-video", "pll-periph-2x",
"pll-gpu", "pll-de" };
static const u8 de_table[] = { 0, 2, 3, 5 };
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(de_be_clk, "de-be",
de_parents, de_table,
0x104, 0, 4, 24, 3, BIT(31), 0);
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(de_fe_clk, "de-fe",
de_parents, de_table,
0x10c, 0, 4, 24, 3, BIT(31), 0);
static const char * const lcd_ch0_parents[] = { "pll-video", "pll-video-2x",
"pll-mipi" };
static const u8 lcd_ch0_table[] = { 0, 2, 4 };
static SUNXI_CCU_MUX_TABLE_WITH_GATE(lcd_ch0_clk, "lcd-ch0",
lcd_ch0_parents, lcd_ch0_table,
0x118, 24, 3, BIT(31),
CLK_SET_RATE_PARENT);
static const char * const lcd_ch1_parents[] = { "pll-video", "pll-video-2x" };
static const u8 lcd_ch1_table[] = { 0, 2 };
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(lcd_ch1_clk, "lcd-ch1",
lcd_ch1_parents, lcd_ch1_table,
0x12c, 0, 4, 24, 2, BIT(31), 0);
static const char * const csi_sclk_parents[] = { "pll-video", "pll-de",
"pll-mipi", "pll-ve" };
static const u8 csi_sclk_table[] = { 0, 3, 4, 5 };
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(csi_sclk_clk, "csi-sclk",
csi_sclk_parents, csi_sclk_table,
0x134, 16, 4, 24, 3, BIT(31), 0);
static const char * const csi_mclk_parents[] = { "pll-video", "pll-de",
"osc24M" };
static const u8 csi_mclk_table[] = { 0, 3, 5 };
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(csi_mclk_clk, "csi-mclk",
csi_mclk_parents, csi_mclk_table,
0x134, 0, 5, 8, 3, BIT(15), 0);
static SUNXI_CCU_M_WITH_GATE(ve_clk, "ve", "pll-ve",
0x13c, 16, 3, BIT(31), CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE(ac_dig_clk, "ac-dig", "pll-audio",
0x140, BIT(31), 0);
static SUNXI_CCU_GATE(ac_dig_4x_clk, "ac-dig-4x", "pll-audio-4x",
0x140, BIT(30), 0);
static SUNXI_CCU_GATE(avs_clk, "avs", "osc24M",
0x144, BIT(31), 0);
static const char * const mbus_parents[] = { "osc24M", "pll-periph-2x",
"pll-ddr0", "pll-ddr1" };
static SUNXI_CCU_M_WITH_MUX_GATE(mbus_clk, "mbus", mbus_parents,
0x15c, 0, 3, 24, 2, BIT(31), CLK_IS_CRITICAL);
static const char * const dsi_sclk_parents[] = { "pll-video", "pll-video-2x" };
static const u8 dsi_sclk_table[] = { 0, 2 };
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(dsi_sclk_clk, "dsi-sclk",
dsi_sclk_parents, dsi_sclk_table,
0x168, 16, 4, 24, 2, BIT(31), 0);
static const char * const dsi_dphy_parents[] = { "pll-video", "pll-periph" };
static const u8 dsi_dphy_table[] = { 0, 2 };
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(dsi_dphy_clk, "dsi-dphy",
dsi_dphy_parents, dsi_dphy_table,
0x168, 0, 4, 8, 2, BIT(15), 0);
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(drc_clk, "drc",
de_parents, de_table,
0x180, 0, 4, 24, 3, BIT(31), 0);
static SUNXI_CCU_M_WITH_GATE(gpu_clk, "gpu", "pll-gpu",
0x1a0, 0, 3, BIT(31), 0);
static const char * const ats_parents[] = { "osc24M", "pll-periph" };
static SUNXI_CCU_M_WITH_MUX_GATE(ats_clk, "ats", ats_parents,
0x1b0, 0, 3, 24, 2, BIT(31), 0);
static struct ccu_common *sun8i_a33_ccu_clks[] = {
&pll_cpux_clk.common,
&pll_audio_base_clk.common,
&pll_video_clk.common,
&pll_ve_clk.common,
&pll_ddr0_clk.common,
&pll_periph_clk.common,
&pll_gpu_clk.common,
&pll_mipi_clk.common,
&pll_hsic_clk.common,
&pll_de_clk.common,
&pll_ddr1_clk.common,
&pll_ddr_clk.common,
&cpux_clk.common,
&axi_clk.common,
&ahb1_clk.common,
&apb1_clk.common,
&apb2_clk.common,
&bus_mipi_dsi_clk.common,
&bus_ss_clk.common,
&bus_dma_clk.common,
&bus_mmc0_clk.common,
&bus_mmc1_clk.common,
&bus_mmc2_clk.common,
&bus_nand_clk.common,
&bus_dram_clk.common,
&bus_hstimer_clk.common,
&bus_spi0_clk.common,
&bus_spi1_clk.common,
&bus_otg_clk.common,
&bus_ehci_clk.common,
&bus_ohci_clk.common,
&bus_ve_clk.common,
&bus_lcd_clk.common,
&bus_csi_clk.common,
&bus_de_fe_clk.common,
&bus_de_be_clk.common,
&bus_gpu_clk.common,
&bus_msgbox_clk.common,
&bus_spinlock_clk.common,
&bus_drc_clk.common,
&bus_sat_clk.common,
&bus_codec_clk.common,
&bus_pio_clk.common,
&bus_i2s0_clk.common,
&bus_i2s1_clk.common,
&bus_i2c0_clk.common,
&bus_i2c1_clk.common,
&bus_i2c2_clk.common,
&bus_uart0_clk.common,
&bus_uart1_clk.common,
&bus_uart2_clk.common,
&bus_uart3_clk.common,
&bus_uart4_clk.common,
&nand_clk.common,
&mmc0_clk.common,
&mmc0_sample_clk.common,
&mmc0_output_clk.common,
&mmc1_clk.common,
&mmc1_sample_clk.common,
&mmc1_output_clk.common,
&mmc2_clk.common,
&mmc2_sample_clk.common,
&mmc2_output_clk.common,
&ss_clk.common,
&spi0_clk.common,
&spi1_clk.common,
&i2s0_clk.common,
&i2s1_clk.common,
&usb_phy0_clk.common,
&usb_phy1_clk.common,
&usb_hsic_clk.common,
&usb_hsic_12M_clk.common,
&usb_ohci_clk.common,
&dram_clk.common,
&dram_ve_clk.common,
&dram_csi_clk.common,
&dram_drc_clk.common,
&dram_de_fe_clk.common,
&dram_de_be_clk.common,
&de_be_clk.common,
&de_fe_clk.common,
&lcd_ch0_clk.common,
&lcd_ch1_clk.common,
&csi_sclk_clk.common,
&csi_mclk_clk.common,
&ve_clk.common,
&ac_dig_clk.common,
&ac_dig_4x_clk.common,
&avs_clk.common,
&mbus_clk.common,
&dsi_sclk_clk.common,
&dsi_dphy_clk.common,
&drc_clk.common,
&gpu_clk.common,
&ats_clk.common,
};
/* We hardcode the divider to 4 for now */
static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
"pll-audio-base", 4, 1, CLK_SET_RATE_PARENT);
static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
"pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
"pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x",
"pll-audio-base", 1, 2, CLK_SET_RATE_PARENT);
static CLK_FIXED_FACTOR(pll_periph_2x_clk, "pll-periph-2x",
"pll-periph", 1, 2, 0);
static CLK_FIXED_FACTOR(pll_video_2x_clk, "pll-video-2x",
"pll-video", 1, 2, 0);
static struct clk_hw_onecell_data sun8i_a33_hw_clks = {
.hws = {
[CLK_PLL_CPUX] = &pll_cpux_clk.common.hw,
[CLK_PLL_AUDIO_BASE] = &pll_audio_base_clk.common.hw,
[CLK_PLL_AUDIO] = &pll_audio_clk.hw,
[CLK_PLL_AUDIO_2X] = &pll_audio_2x_clk.hw,
[CLK_PLL_AUDIO_4X] = &pll_audio_4x_clk.hw,
[CLK_PLL_AUDIO_8X] = &pll_audio_8x_clk.hw,
[CLK_PLL_VIDEO] = &pll_video_clk.common.hw,
[CLK_PLL_VIDEO_2X] = &pll_video_2x_clk.hw,
[CLK_PLL_VE] = &pll_ve_clk.common.hw,
[CLK_PLL_DDR0] = &pll_ddr0_clk.common.hw,
[CLK_PLL_PERIPH] = &pll_periph_clk.common.hw,
[CLK_PLL_PERIPH_2X] = &pll_periph_2x_clk.hw,
[CLK_PLL_GPU] = &pll_gpu_clk.common.hw,
[CLK_PLL_MIPI] = &pll_mipi_clk.common.hw,
[CLK_PLL_HSIC] = &pll_hsic_clk.common.hw,
[CLK_PLL_DE] = &pll_de_clk.common.hw,
[CLK_PLL_DDR1] = &pll_ddr1_clk.common.hw,
[CLK_PLL_DDR] = &pll_ddr_clk.common.hw,
[CLK_CPUX] = &cpux_clk.common.hw,
[CLK_AXI] = &axi_clk.common.hw,
[CLK_AHB1] = &ahb1_clk.common.hw,
[CLK_APB1] = &apb1_clk.common.hw,
[CLK_APB2] = &apb2_clk.common.hw,
[CLK_BUS_MIPI_DSI] = &bus_mipi_dsi_clk.common.hw,
[CLK_BUS_SS] = &bus_ss_clk.common.hw,
[CLK_BUS_DMA] = &bus_dma_clk.common.hw,
[CLK_BUS_MMC0] = &bus_mmc0_clk.common.hw,
[CLK_BUS_MMC1] = &bus_mmc1_clk.common.hw,
[CLK_BUS_MMC2] = &bus_mmc2_clk.common.hw,
[CLK_BUS_NAND] = &bus_nand_clk.common.hw,
[CLK_BUS_DRAM] = &bus_dram_clk.common.hw,
[CLK_BUS_HSTIMER] = &bus_hstimer_clk.common.hw,
[CLK_BUS_SPI0] = &bus_spi0_clk.common.hw,
[CLK_BUS_SPI1] = &bus_spi1_clk.common.hw,
[CLK_BUS_OTG] = &bus_otg_clk.common.hw,
[CLK_BUS_EHCI] = &bus_ehci_clk.common.hw,
[CLK_BUS_OHCI] = &bus_ohci_clk.common.hw,
[CLK_BUS_VE] = &bus_ve_clk.common.hw,
[CLK_BUS_LCD] = &bus_lcd_clk.common.hw,
[CLK_BUS_CSI] = &bus_csi_clk.common.hw,
[CLK_BUS_DE_BE] = &bus_de_be_clk.common.hw,
[CLK_BUS_DE_FE] = &bus_de_fe_clk.common.hw,
[CLK_BUS_GPU] = &bus_gpu_clk.common.hw,
[CLK_BUS_MSGBOX] = &bus_msgbox_clk.common.hw,
[CLK_BUS_SPINLOCK] = &bus_spinlock_clk.common.hw,
[CLK_BUS_DRC] = &bus_drc_clk.common.hw,
[CLK_BUS_SAT] = &bus_sat_clk.common.hw,
[CLK_BUS_CODEC] = &bus_codec_clk.common.hw,
[CLK_BUS_PIO] = &bus_pio_clk.common.hw,
[CLK_BUS_I2S0] = &bus_i2s0_clk.common.hw,
[CLK_BUS_I2S1] = &bus_i2s1_clk.common.hw,
[CLK_BUS_I2C0] = &bus_i2c0_clk.common.hw,
[CLK_BUS_I2C1] = &bus_i2c1_clk.common.hw,
[CLK_BUS_I2C2] = &bus_i2c2_clk.common.hw,
[CLK_BUS_UART0] = &bus_uart0_clk.common.hw,
[CLK_BUS_UART1] = &bus_uart1_clk.common.hw,
[CLK_BUS_UART2] = &bus_uart2_clk.common.hw,
[CLK_BUS_UART3] = &bus_uart3_clk.common.hw,
[CLK_BUS_UART4] = &bus_uart4_clk.common.hw,
[CLK_NAND] = &nand_clk.common.hw,
[CLK_MMC0] = &mmc0_clk.common.hw,
[CLK_MMC0_SAMPLE] = &mmc0_sample_clk.common.hw,
[CLK_MMC0_OUTPUT] = &mmc0_output_clk.common.hw,
[CLK_MMC1] = &mmc1_clk.common.hw,
[CLK_MMC1_SAMPLE] = &mmc1_sample_clk.common.hw,
[CLK_MMC1_OUTPUT] = &mmc1_output_clk.common.hw,
[CLK_MMC2] = &mmc2_clk.common.hw,
[CLK_MMC2_SAMPLE] = &mmc2_sample_clk.common.hw,
[CLK_MMC2_OUTPUT] = &mmc2_output_clk.common.hw,
[CLK_SS] = &ss_clk.common.hw,
[CLK_SPI0] = &spi0_clk.common.hw,
[CLK_SPI1] = &spi1_clk.common.hw,
[CLK_I2S0] = &i2s0_clk.common.hw,
[CLK_I2S1] = &i2s1_clk.common.hw,
[CLK_USB_PHY0] = &usb_phy0_clk.common.hw,
[CLK_USB_PHY1] = &usb_phy1_clk.common.hw,
[CLK_USB_HSIC] = &usb_hsic_clk.common.hw,
[CLK_USB_HSIC_12M] = &usb_hsic_12M_clk.common.hw,
[CLK_USB_OHCI] = &usb_ohci_clk.common.hw,
[CLK_DRAM] = &dram_clk.common.hw,
[CLK_DRAM_VE] = &dram_ve_clk.common.hw,
[CLK_DRAM_CSI] = &dram_csi_clk.common.hw,
[CLK_DRAM_DRC] = &dram_drc_clk.common.hw,
[CLK_DRAM_DE_FE] = &dram_de_fe_clk.common.hw,
[CLK_DRAM_DE_BE] = &dram_de_be_clk.common.hw,
[CLK_DE_BE] = &de_be_clk.common.hw,
[CLK_DE_FE] = &de_fe_clk.common.hw,
[CLK_LCD_CH0] = &lcd_ch0_clk.common.hw,
[CLK_LCD_CH1] = &lcd_ch1_clk.common.hw,
[CLK_CSI_SCLK] = &csi_sclk_clk.common.hw,
[CLK_CSI_MCLK] = &csi_mclk_clk.common.hw,
[CLK_VE] = &ve_clk.common.hw,
[CLK_AC_DIG] = &ac_dig_clk.common.hw,
[CLK_AC_DIG_4X] = &ac_dig_4x_clk.common.hw,
[CLK_AVS] = &avs_clk.common.hw,
[CLK_MBUS] = &mbus_clk.common.hw,
[CLK_DSI_SCLK] = &dsi_sclk_clk.common.hw,
[CLK_DSI_DPHY] = &dsi_dphy_clk.common.hw,
[CLK_DRC] = &drc_clk.common.hw,
[CLK_GPU] = &gpu_clk.common.hw,
[CLK_ATS] = &ats_clk.common.hw,
},
.num = CLK_NUMBER,
};
static struct ccu_reset_map sun8i_a33_ccu_resets[] = {
[RST_USB_PHY0] = { 0x0cc, BIT(0) },
[RST_USB_PHY1] = { 0x0cc, BIT(1) },
[RST_USB_HSIC] = { 0x0cc, BIT(2) },
[RST_MBUS] = { 0x0fc, BIT(31) },
[RST_BUS_MIPI_DSI] = { 0x2c0, BIT(1) },
[RST_BUS_SS] = { 0x2c0, BIT(5) },
[RST_BUS_DMA] = { 0x2c0, BIT(6) },
[RST_BUS_MMC0] = { 0x2c0, BIT(8) },
[RST_BUS_MMC1] = { 0x2c0, BIT(9) },
[RST_BUS_MMC2] = { 0x2c0, BIT(10) },
[RST_BUS_NAND] = { 0x2c0, BIT(13) },
[RST_BUS_DRAM] = { 0x2c0, BIT(14) },
[RST_BUS_HSTIMER] = { 0x2c0, BIT(19) },
[RST_BUS_SPI0] = { 0x2c0, BIT(20) },
[RST_BUS_SPI1] = { 0x2c0, BIT(21) },
[RST_BUS_OTG] = { 0x2c0, BIT(24) },
[RST_BUS_EHCI] = { 0x2c0, BIT(26) },
[RST_BUS_OHCI] = { 0x2c0, BIT(29) },
[RST_BUS_VE] = { 0x2c4, BIT(0) },
[RST_BUS_LCD] = { 0x2c4, BIT(4) },
[RST_BUS_CSI] = { 0x2c4, BIT(8) },
[RST_BUS_DE_BE] = { 0x2c4, BIT(12) },
[RST_BUS_DE_FE] = { 0x2c4, BIT(14) },
[RST_BUS_GPU] = { 0x2c4, BIT(20) },
[RST_BUS_MSGBOX] = { 0x2c4, BIT(21) },
[RST_BUS_SPINLOCK] = { 0x2c4, BIT(22) },
[RST_BUS_DRC] = { 0x2c4, BIT(25) },
[RST_BUS_SAT] = { 0x2c4, BIT(26) },
[RST_BUS_LVDS] = { 0x2c8, BIT(0) },
[RST_BUS_CODEC] = { 0x2d0, BIT(0) },
[RST_BUS_I2S0] = { 0x2d0, BIT(12) },
[RST_BUS_I2S1] = { 0x2d0, BIT(13) },
[RST_BUS_I2C0] = { 0x2d4, BIT(0) },
[RST_BUS_I2C1] = { 0x2d4, BIT(1) },
[RST_BUS_I2C2] = { 0x2d4, BIT(2) },
[RST_BUS_UART0] = { 0x2d4, BIT(16) },
[RST_BUS_UART1] = { 0x2d4, BIT(17) },
[RST_BUS_UART2] = { 0x2d4, BIT(18) },
[RST_BUS_UART3] = { 0x2d4, BIT(19) },
[RST_BUS_UART4] = { 0x2d4, BIT(20) },
};
static const struct sunxi_ccu_desc sun8i_a33_ccu_desc = {
.ccu_clks = sun8i_a33_ccu_clks,
.num_ccu_clks = ARRAY_SIZE(sun8i_a33_ccu_clks),
.hw_clks = &sun8i_a33_hw_clks,
.resets = sun8i_a33_ccu_resets,
.num_resets = ARRAY_SIZE(sun8i_a33_ccu_resets),
};
static void __init sun8i_a33_ccu_setup(struct device_node *node)
{
void __iomem *reg;
u32 val;
reg = of_io_request_and_map(node, 0, of_node_full_name(node));
if (IS_ERR(reg)) {
pr_err("%s: Could not map the clock registers\n",
of_node_full_name(node));
return;
}
/* Force the PLL-Audio-1x divider to 4 */
val = readl(reg + SUN8I_A33_PLL_AUDIO_REG);
val &= ~GENMASK(19, 16);
writel(val | (3 << 16), reg + SUN8I_A33_PLL_AUDIO_REG);
/* Force PLL-MIPI to MIPI mode */
val = readl(reg + SUN8I_A33_PLL_MIPI_REG);
val &= ~BIT(16);
writel(val, reg + SUN8I_A33_PLL_MIPI_REG);
sunxi_ccu_probe(node, reg, &sun8i_a33_ccu_desc);
}
CLK_OF_DECLARE(sun8i_a33_ccu, "allwinner,sun8i-a33-ccu",
sun8i_a33_ccu_setup);

10
drivers/clk/sunxi-ng/ccu-sun8i-h3.c
View File

@ -184,15 +184,15 @@ static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", apb2_parents, 0x058,
0);
static const char * const ahb2_parents[] = { "ahb1" , "pll-periph0" };
static const struct ccu_mux_fixed_prediv ahb2_fixed_predivs[] = {
{ .index = 1, .div = 2 },
};
static struct ccu_mux ahb2_clk = {
.mux = {
.shift = 0,
.width = 1,
.fixed_prediv = {
.index = 1,
.div = 2,
},
.fixed_predivs = ahb2_fixed_predivs,
.n_predivs = ARRAY_SIZE(ahb2_fixed_predivs),
},
.common = {

66
drivers/clk/sunxi-ng/ccu_div.h
View File

@ -19,10 +19,29 @@
#include "ccu_common.h"
#include "ccu_mux.h"
/**
* struct _ccu_div - Internal divider description
* @shift: Bit offset of the divider in its register
* @width: Width of the divider field in its register
* @max: Maximum value allowed for that divider. This is the
* arithmetic value, not the maximum value to be set in the
* register.
* @flags: clk_divider flags to apply on this divider
* @table: Divider table pointer (if applicable)
*
* That structure represents a single divider, and is meant to be
* embedded in other structures representing the various clock
* classes.
*
* It is basically a wrapper around the clk_divider functions
* arguments.
*/
struct _ccu_div {
u8 shift;
u8 width;
u32 max;
u32 flags;
struct clk_div_table *table;
@ -36,14 +55,25 @@ struct _ccu_div {
.table = _table, \
}
#define _SUNXI_CCU_DIV_FLAGS(_shift, _width, _flags) \
_SUNXI_CCU_DIV_TABLE_FLAGS(_shift, _width, NULL, _flags)
#define _SUNXI_CCU_DIV_TABLE(_shift, _width, _table) \
_SUNXI_CCU_DIV_TABLE_FLAGS(_shift, _width, _table, 0)
#define _SUNXI_CCU_DIV_MAX_FLAGS(_shift, _width, _max, _flags) \
{ \
.shift = _shift, \
.width = _width, \
.flags = _flags, \
.max = _max, \
}
#define _SUNXI_CCU_DIV_FLAGS(_shift, _width, _flags) \
_SUNXI_CCU_DIV_MAX_FLAGS(_shift, _width, 0, _flags)
#define _SUNXI_CCU_DIV_MAX(_shift, _width, _max) \
_SUNXI_CCU_DIV_MAX_FLAGS(_shift, _width, _max, 0)
#define _SUNXI_CCU_DIV(_shift, _width) \
_SUNXI_CCU_DIV_TABLE_FLAGS(_shift, _width, NULL, 0)
_SUNXI_CCU_DIV_FLAGS(_shift, _width, 0)
struct ccu_div {
u32 enable;
@ -77,13 +107,16 @@ struct ccu_div {
_shift, _width, _table, 0, \
_flags)
#define SUNXI_CCU_M_WITH_MUX_GATE(_struct, _name, _parents, _reg, \
_mshift, _mwidth, _muxshift, _muxwidth, \
_gate, _flags) \
#define SUNXI_CCU_M_WITH_MUX_TABLE_GATE(_struct, _name, \
_parents, _table, \
_reg, \
_mshift, _mwidth, \
_muxshift, _muxwidth, \
_gate, _flags) \
struct ccu_div _struct = { \
.enable = _gate, \
.div = _SUNXI_CCU_DIV(_mshift, _mwidth), \
.mux = SUNXI_CLK_MUX(_muxshift, _muxwidth), \
.mux = _SUNXI_CCU_MUX_TABLE(_muxshift, _muxwidth, _table), \
.common = { \
.reg = _reg, \
.hw.init = CLK_HW_INIT_PARENTS(_name, \
@ -93,12 +126,23 @@ struct ccu_div {
}, \
}
#define SUNXI_CCU_M_WITH_MUX_GATE(_struct, _name, _parents, _reg, \
_mshift, _mwidth, _muxshift, _muxwidth, \
_gate, _flags) \
SUNXI_CCU_M_WITH_MUX_TABLE_GATE(_struct, _name, \
_parents, NULL, \
_reg, _mshift, _mwidth, \
_muxshift, _muxwidth, \
_gate, _flags)
#define SUNXI_CCU_M_WITH_MUX(_struct, _name, _parents, _reg, \
_mshift, _mwidth, _muxshift, _muxwidth, \
_flags) \
SUNXI_CCU_M_WITH_MUX_GATE(_struct, _name, _parents, _reg, \
_mshift, _mwidth, _muxshift, _muxwidth, \
0, _flags)
SUNXI_CCU_M_WITH_MUX_TABLE_GATE(_struct, _name, \
_parents, NULL, \
_reg, _mshift, _mwidth, \
_muxshift, _muxwidth, \
0, _flags)
#define SUNXI_CCU_M_WITH_GATE(_struct, _name, _parent, _reg, \

23
drivers/clk/sunxi-ng/ccu_mp.c
View File

@ -21,9 +21,9 @@ static void ccu_mp_find_best(unsigned long parent, unsigned long rate,
unsigned int best_m = 0, best_p = 0;
unsigned int _m, _p;
for (_p = 0; _p <= max_p; _p++) {
for (_p = 1; _p <= max_p; _p <<= 1) {
for (_m = 1; _m <= max_m; _m++) {
unsigned long tmp_rate = (parent >> _p) / _m;
unsigned long tmp_rate = parent / _p / _m;
if (tmp_rate > rate)
continue;
@ -46,13 +46,15 @@ static unsigned long ccu_mp_round_rate(struct ccu_mux_internal *mux,
void *data)
{
struct ccu_mp *cmp = data;
unsigned int max_m, max_p;
unsigned int m, p;
ccu_mp_find_best(parent_rate, rate,
1 << cmp->m.width, (1 << cmp->p.width) - 1,
&m, &p);
max_m = cmp->m.max ?: 1 << cmp->m.width;
max_p = cmp->p.max ?: 1 << ((1 << cmp->p.width) - 1);
return (parent_rate >> p) / m;
ccu_mp_find_best(parent_rate, rate, max_m, max_p, &m, &p);
return parent_rate / p / m;
}
static void ccu_mp_disable(struct clk_hw *hw)
@ -108,13 +110,14 @@ static int ccu_mp_set_rate(struct clk_hw *hw, unsigned long rate,
{
struct ccu_mp *cmp = hw_to_ccu_mp(hw);
unsigned long flags;
unsigned int max_m, max_p;
unsigned int m, p;
u32 reg;
ccu_mp_find_best(parent_rate, rate,
1 << cmp->m.width, (1 << cmp->p.width) - 1,
&m, &p);
max_m = cmp->m.max ?: 1 << cmp->m.width;
max_p = cmp->p.max ?: 1 << ((1 << cmp->p.width) - 1);
ccu_mp_find_best(parent_rate, rate, max_m, max_p, &m, &p);
spin_lock_irqsave(cmp->common.lock, flags);
@ -122,7 +125,7 @@ static int ccu_mp_set_rate(struct clk_hw *hw, unsigned long rate,
reg &= ~GENMASK(cmp->m.width + cmp->m.shift - 1, cmp->m.shift);
reg &= ~GENMASK(cmp->p.width + cmp->p.shift - 1, cmp->p.shift);
writel(reg | (p << cmp->p.shift) | ((m - 1) << cmp->m.shift),
writel(reg | (ilog2(p) << cmp->p.shift) | ((m - 1) << cmp->m.shift),
cmp->common.base + cmp->common.reg);
spin_unlock_irqrestore(cmp->common.lock, flags);

2
drivers/clk/sunxi-ng/ccu_mp.h
View File

@ -44,7 +44,7 @@ struct ccu_mp {
.enable = _gate, \
.m = _SUNXI_CCU_DIV(_mshift, _mwidth), \
.p = _SUNXI_CCU_DIV(_pshift, _pwidth), \
.mux = SUNXI_CLK_MUX(_muxshift, _muxwidth), \
.mux = _SUNXI_CCU_MUX(_muxshift, _muxwidth), \
.common = { \
.reg = _reg, \
.hw.init = CLK_HW_INIT_PARENTS(_name, \

133
drivers/clk/sunxi-ng/ccu_mult.c Normal file
View File

@ -0,0 +1,133 @@
/*
* Copyright (C) 2016 Maxime Ripard
* Maxime Ripard <maxime.ripard@free-electrons.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*/
#include <linux/clk-provider.h>
#include "ccu_gate.h"
#include "ccu_mult.h"
static void ccu_mult_find_best(unsigned long parent, unsigned long rate,
unsigned int max_n, unsigned int *n)
{
*n = rate / parent;
}
static unsigned long ccu_mult_round_rate(struct ccu_mux_internal *mux,
unsigned long parent_rate,
unsigned long rate,
void *data)
{
struct ccu_mult *cm = data;
unsigned int n;
ccu_mult_find_best(parent_rate, rate, 1 << cm->mult.width, &n);
return parent_rate * n;
}
static void ccu_mult_disable(struct clk_hw *hw)
{
struct ccu_mult *cm = hw_to_ccu_mult(hw);
return ccu_gate_helper_disable(&cm->common, cm->enable);
}
static int ccu_mult_enable(struct clk_hw *hw)
{
struct ccu_mult *cm = hw_to_ccu_mult(hw);
return ccu_gate_helper_enable(&cm->common, cm->enable);
}
static int ccu_mult_is_enabled(struct clk_hw *hw)
{
struct ccu_mult *cm = hw_to_ccu_mult(hw);
return ccu_gate_helper_is_enabled(&cm->common, cm->enable);
}
static unsigned long ccu_mult_recalc_rate(struct clk_hw *hw,
unsigned long parent_rate)
{
struct ccu_mult *cm = hw_to_ccu_mult(hw);
unsigned long val;
u32 reg;
reg = readl(cm->common.base + cm->common.reg);
val = reg >> cm->mult.shift;
val &= (1 << cm->mult.width) - 1;
ccu_mux_helper_adjust_parent_for_prediv(&cm->common, &cm->mux, -1,
&parent_rate);
return parent_rate * (val + 1);
}
static int ccu_mult_determine_rate(struct clk_hw *hw,
struct clk_rate_request *req)
{
struct ccu_mult *cm = hw_to_ccu_mult(hw);
return ccu_mux_helper_determine_rate(&cm->common, &cm->mux,
req, ccu_mult_round_rate, cm);
}
static int ccu_mult_set_rate(struct clk_hw *hw, unsigned long rate,
unsigned long parent_rate)
{
struct ccu_mult *cm = hw_to_ccu_mult(hw);
unsigned long flags;
unsigned int n;
u32 reg;
ccu_mux_helper_adjust_parent_for_prediv(&cm->common, &cm->mux, -1,
&parent_rate);
ccu_mult_find_best(parent_rate, rate, 1 << cm->mult.width, &n);
spin_lock_irqsave(cm->common.lock, flags);
reg = readl(cm->common.base + cm->common.reg);
reg &= ~GENMASK(cm->mult.width + cm->mult.shift - 1, cm->mult.shift);
writel(reg | ((n - 1) << cm->mult.shift),
cm->common.base + cm->common.reg);
spin_unlock_irqrestore(cm->common.lock, flags);
return 0;
}
static u8 ccu_mult_get_parent(struct clk_hw *hw)
{
struct ccu_mult *cm = hw_to_ccu_mult(hw);
return ccu_mux_helper_get_parent(&cm->common, &cm->mux);
}
static int ccu_mult_set_parent(struct clk_hw *hw, u8 index)
{
struct ccu_mult *cm = hw_to_ccu_mult(hw);
return ccu_mux_helper_set_parent(&cm->common, &cm->mux, index);
}
const struct clk_ops ccu_mult_ops = {
.disable = ccu_mult_disable,
.enable = ccu_mult_enable,
.is_enabled = ccu_mult_is_enabled,
.get_parent = ccu_mult_get_parent,
.set_parent = ccu_mult_set_parent,
.determine_rate = ccu_mult_determine_rate,
.recalc_rate = ccu_mult_recalc_rate,
.set_rate = ccu_mult_set_rate,
};

35
drivers/clk/sunxi-ng/ccu_mult.h
View File

@ -1,6 +1,9 @@
#ifndef _CCU_MULT_H_
#define _CCU_MULT_H_
#include "ccu_common.h"
#include "ccu_mux.h"
struct _ccu_mult {
u8 shift;
u8 width;
@ -12,4 +15,36 @@ struct _ccu_mult {
.width = _width, \
}
struct ccu_mult {
u32 enable;
struct _ccu_mult mult;
struct ccu_mux_internal mux;
struct ccu_common common;
};
#define SUNXI_CCU_N_WITH_GATE_LOCK(_struct, _name, _parent, _reg, \
_mshift, _mwidth, _gate, _lock, \
_flags) \
struct ccu_mult _struct = { \
.enable = _gate, \
.mult = _SUNXI_CCU_MULT(_mshift, _mwidth), \
.common = { \
.reg = _reg, \
.hw.init = CLK_HW_INIT(_name, \
_parent, \
&ccu_mult_ops, \
_flags), \
}, \
}
static inline struct ccu_mult *hw_to_ccu_mult(struct clk_hw *hw)
{
struct ccu_common *common = hw_to_ccu_common(hw);
return container_of(common, struct ccu_mult, common);
}
extern const struct clk_ops ccu_mult_ops;
#endif /* _CCU_MULT_H_ */

56
drivers/clk/sunxi-ng/ccu_mux.c
View File

@ -8,7 +8,9 @@
* the License, or (at your option) any later version.
*/
#include <linux/clk.h>
#include <linux/clk-provider.h>
#include <linux/delay.h>
#include "ccu_gate.h"
#include "ccu_mux.h"
@ -18,8 +20,9 @@ void ccu_mux_helper_adjust_parent_for_prediv(struct ccu_common *common,
int parent_index,
unsigned long *parent_rate)
{
u8 prediv = 1;
u16 prediv = 1;
u32 reg;
int i;
if (!((common->features & CCU_FEATURE_FIXED_PREDIV) ||
(common->features & CCU_FEATURE_VARIABLE_PREDIV)))
@ -32,8 +35,9 @@ void ccu_mux_helper_adjust_parent_for_prediv(struct ccu_common *common,
}
if (common->features & CCU_FEATURE_FIXED_PREDIV)
if (parent_index == cm->fixed_prediv.index)
prediv = cm->fixed_prediv.div;
for (i = 0; i < cm->n_predivs; i++)
if (parent_index == cm->fixed_predivs[i].index)
prediv = cm->fixed_predivs[i].div;
if (common->features & CCU_FEATURE_VARIABLE_PREDIV)
if (parent_index == cm->variable_prediv.index) {
@ -107,6 +111,15 @@ u8 ccu_mux_helper_get_parent(struct ccu_common *common,
parent = reg >> cm->shift;
parent &= (1 << cm->width) - 1;
if (cm->table) {
int num_parents = clk_hw_get_num_parents(&common->hw);
int i;
for (i = 0; i < num_parents; i++)
if (cm->table[i] == parent)
return i;
}
return parent;
}
@ -117,6 +130,9 @@ int ccu_mux_helper_set_parent(struct ccu_common *common,
unsigned long flags;
u32 reg;
if (cm->table)
index = cm->table[index];
spin_lock_irqsave(common->lock, flags);
reg = readl(common->base + common->reg);
@ -185,3 +201,37 @@ const struct clk_ops ccu_mux_ops = {
.determine_rate = __clk_mux_determine_rate,
.recalc_rate = ccu_mux_recalc_rate,
};
/*
* This clock notifier is called when the frequency of the of the parent
* PLL clock is to be changed. The idea is to switch the parent to a
* stable clock, such as the main oscillator, while the PLL frequency
* stabilizes.
*/
static int ccu_mux_notifier_cb(struct notifier_block *nb,
unsigned long event, void *data)
{
struct ccu_mux_nb *mux = to_ccu_mux_nb(nb);
int ret = 0;
if (event == PRE_RATE_CHANGE) {
mux->original_index = ccu_mux_helper_get_parent(mux->common,
mux->cm);
ret = ccu_mux_helper_set_parent(mux->common, mux->cm,
mux->bypass_index);
} else if (event == POST_RATE_CHANGE) {
ret = ccu_mux_helper_set_parent(mux->common, mux->cm,
mux->original_index);
}
udelay(mux->delay_us);
return notifier_from_errno(ret);
}
int ccu_mux_notifier_register(struct clk *clk, struct ccu_mux_nb *mux_nb)
{
mux_nb->clk_nb.notifier_call = ccu_mux_notifier_cb;
return clk_notifier_register(clk, &mux_nb->clk_nb);
}

70
drivers/clk/sunxi-ng/ccu_mux.h
View File

@ -5,14 +5,18 @@
#include "ccu_common.h"
struct ccu_mux_internal {
u8 shift;
u8 width;
struct ccu_mux_fixed_prediv {
u8 index;
u16 div;
};
struct {
u8 index;
u8 div;
} fixed_prediv;
struct ccu_mux_internal {
u8 shift;
u8 width;
const u8 *table;
const struct ccu_mux_fixed_prediv *fixed_predivs;
u8 n_predivs;
struct {
u8 index;
@ -21,12 +25,16 @@ struct ccu_mux_internal {
} variable_prediv;
};
#define SUNXI_CLK_MUX(_shift, _width) \
{ \
.shift = _shift, \
.width = _width, \
#define _SUNXI_CCU_MUX_TABLE(_shift, _width, _table) \
{ \
.shift = _shift, \
.width = _width, \
.table = _table, \
}
#define _SUNXI_CCU_MUX(_shift, _width) \
_SUNXI_CCU_MUX_TABLE(_shift, _width, NULL)
struct ccu_mux {
u16 reg;
u32 enable;
@ -35,9 +43,12 @@ struct ccu_mux {
struct ccu_common common;
};
#define SUNXI_CCU_MUX(_struct, _name, _parents, _reg, _shift, _width, _flags) \
#define SUNXI_CCU_MUX_TABLE_WITH_GATE(_struct, _name, _parents, _table, \
_reg, _shift, _width, _gate, \
_flags) \
struct ccu_mux _struct = { \
.mux = SUNXI_CLK_MUX(_shift, _width), \
.enable = _gate, \
.mux = _SUNXI_CCU_MUX_TABLE(_shift, _width, _table), \
.common = { \
.reg = _reg, \
.hw.init = CLK_HW_INIT_PARENTS(_name, \
@ -49,17 +60,14 @@ struct ccu_mux {
#define SUNXI_CCU_MUX_WITH_GATE(_struct, _name, _parents, _reg, \
_shift, _width, _gate, _flags) \
struct ccu_mux _struct = { \
.enable = _gate, \
.mux = SUNXI_CLK_MUX(_shift, _width), \
.common = { \
.reg = _reg, \
.hw.init = CLK_HW_INIT_PARENTS(_name, \
_parents, \
&ccu_mux_ops, \
_flags), \
} \
}
SUNXI_CCU_MUX_TABLE_WITH_GATE(_struct, _name, _parents, NULL, \
_reg, _shift, _width, _gate, \
_flags)
#define SUNXI_CCU_MUX(_struct, _name, _parents, _reg, _shift, _width, \
_flags) \
SUNXI_CCU_MUX_TABLE_WITH_GATE(_struct, _name, _parents, NULL, \
_reg, _shift, _width, 0, _flags)
static inline struct ccu_mux *hw_to_ccu_mux(struct clk_hw *hw)
{
@ -88,4 +96,18 @@ int ccu_mux_helper_set_parent(struct ccu_common *common,
struct ccu_mux_internal *cm,
u8 index);
struct ccu_mux_nb {
struct notifier_block clk_nb;
struct ccu_common *common;
struct ccu_mux_internal *cm;
u32 delay_us; /* How many us to wait after reparenting */
u8 bypass_index; /* Which parent to temporarily use */
u8 original_index; /* This is set by the notifier callback */
};
#define to_ccu_mux_nb(_nb) container_of(_nb, struct ccu_mux_nb, clk_nb)
int ccu_mux_notifier_register(struct clk *clk, struct ccu_mux_nb *mux_nb);
#endif /* _CCU_MUX_H_ */

44
drivers/clk/sunxi-ng/ccu_nkm.c
View File

@ -93,19 +93,30 @@ static unsigned long ccu_nkm_recalc_rate(struct clk_hw *hw,
return parent_rate * (n + 1) * (k + 1) / (m + 1);
}
static long ccu_nkm_round_rate(struct clk_hw *hw, unsigned long rate,
unsigned long *parent_rate)
static unsigned long ccu_nkm_round_rate(struct ccu_mux_internal *mux,
unsigned long parent_rate,
unsigned long rate,
void *data)
{
struct ccu_nkm *nkm = hw_to_ccu_nkm(hw);
struct ccu_nkm *nkm = data;
struct _ccu_nkm _nkm;
_nkm.max_n = 1 << nkm->n.width;
_nkm.max_k = 1 << nkm->k.width;
_nkm.max_m = 1 << nkm->m.width;
_nkm.max_m = nkm->m.max ?: 1 << nkm->m.width;
ccu_nkm_find_best(*parent_rate, rate, &_nkm);
ccu_nkm_find_best(parent_rate, rate, &_nkm);
return *parent_rate * _nkm.n * _nkm.k / _nkm.m;
return parent_rate * _nkm.n * _nkm.k / _nkm.m;
}
static int ccu_nkm_determine_rate(struct clk_hw *hw,
struct clk_rate_request *req)
{
struct ccu_nkm *nkm = hw_to_ccu_nkm(hw);
return ccu_mux_helper_determine_rate(&nkm->common, &nkm->mux,
req, ccu_nkm_round_rate, nkm);
}
static int ccu_nkm_set_rate(struct clk_hw *hw, unsigned long rate,
@ -118,7 +129,7 @@ static int ccu_nkm_set_rate(struct clk_hw *hw, unsigned long rate,
_nkm.max_n = 1 << nkm->n.width;
_nkm.max_k = 1 << nkm->k.width;
_nkm.max_m = 1 << nkm->m.width;
_nkm.max_m = nkm->m.max ?: 1 << nkm->m.width;
ccu_nkm_find_best(parent_rate, rate, &_nkm);
@ -142,12 +153,29 @@ static int ccu_nkm_set_rate(struct clk_hw *hw, unsigned long rate,
return 0;
}
static u8 ccu_nkm_get_parent(struct clk_hw *hw)
{
struct ccu_nkm *nkm = hw_to_ccu_nkm(hw);
return ccu_mux_helper_get_parent(&nkm->common, &nkm->mux);
}
static int ccu_nkm_set_parent(struct clk_hw *hw, u8 index)
{
struct ccu_nkm *nkm = hw_to_ccu_nkm(hw);
return ccu_mux_helper_set_parent(&nkm->common, &nkm->mux, index);
}
const struct clk_ops ccu_nkm_ops = {
.disable = ccu_nkm_disable,
.enable = ccu_nkm_enable,
.is_enabled = ccu_nkm_is_enabled,
.get_parent = ccu_nkm_get_parent,
.set_parent = ccu_nkm_set_parent,
.determine_rate = ccu_nkm_determine_rate,
.recalc_rate = ccu_nkm_recalc_rate,
.round_rate = ccu_nkm_round_rate,
.set_rate = ccu_nkm_set_rate,
};

23
drivers/clk/sunxi-ng/ccu_nkm.h
View File

@ -32,10 +32,33 @@ struct ccu_nkm {
struct _ccu_mult n;
struct _ccu_mult k;
struct _ccu_div m;
struct ccu_mux_internal mux;
struct ccu_common common;
};
#define SUNXI_CCU_NKM_WITH_MUX_GATE_LOCK(_struct, _name, _parents, _reg, \
_nshift, _nwidth, \
_kshift, _kwidth, \
_mshift, _mwidth, \
_muxshift, _muxwidth, \
_gate, _lock, _flags) \
struct ccu_nkm _struct = { \
.enable = _gate, \
.lock = _lock, \
.k = _SUNXI_CCU_MULT(_kshift, _kwidth), \
.n = _SUNXI_CCU_MULT(_nshift, _nwidth), \
.m = _SUNXI_CCU_DIV(_mshift, _mwidth), \
.mux = _SUNXI_CCU_MUX(_muxshift, _muxwidth), \
.common = { \
.reg = _reg, \
.hw.init = CLK_HW_INIT_PARENTS(_name, \
_parents, \
&ccu_nkm_ops, \
_flags), \
}, \
}
#define SUNXI_CCU_NKM_WITH_GATE_LOCK(_struct, _name, _parent, _reg, \
_nshift, _nwidth, \
_kshift, _kwidth, \

21
drivers/clk/sunxi-ng/ccu_nkmp.c
View File

@ -29,14 +29,14 @@ static void ccu_nkmp_find_best(unsigned long parent, unsigned long rate,
unsigned long _n, _k, _m, _p;
for (_k = 1; _k <= nkmp->max_k; _k++) {
for (_p = 0; _p <= nkmp->max_p; _p++) {
for (_p = 1; _p <= nkmp->max_p; _p <<= 1) {
unsigned long tmp_rate;
rational_best_approximation(rate / _k, parent >> _p,
rational_best_approximation(rate / _k, parent / _p,
nkmp->max_n, nkmp->max_m,
&_n, &_m);
tmp_rate = (parent * _n * _k >> _p) / _m;
tmp_rate = parent * _n * _k / (_m * _p);
if (tmp_rate > rate)
continue;
@ -110,13 +110,12 @@ static long ccu_nkmp_round_rate(struct clk_hw *hw, unsigned long rate,
_nkmp.max_n = 1 << nkmp->n.width;
_nkmp.max_k = 1 << nkmp->k.width;
_nkmp.max_m = 1 << nkmp->m.width;
_nkmp.max_p = (1 << nkmp->p.width) - 1;
_nkmp.max_m = nkmp->m.max ?: 1 << nkmp->m.width;
_nkmp.max_p = nkmp->p.max ?: 1 << ((1 << nkmp->p.width) - 1);
ccu_nkmp_find_best(*parent_rate, rate,
&_nkmp);
ccu_nkmp_find_best(*parent_rate, rate, &_nkmp);
return (*parent_rate * _nkmp.n * _nkmp.k >> _nkmp.p) / _nkmp.m;
return *parent_rate * _nkmp.n * _nkmp.k / (_nkmp.m * _nkmp.p);
}
static int ccu_nkmp_set_rate(struct clk_hw *hw, unsigned long rate,
@ -129,8 +128,8 @@ static int ccu_nkmp_set_rate(struct clk_hw *hw, unsigned long rate,
_nkmp.max_n = 1 << nkmp->n.width;
_nkmp.max_k = 1 << nkmp->k.width;
_nkmp.max_m = 1 << nkmp->m.width;
_nkmp.max_p = (1 << nkmp->p.width) - 1;
_nkmp.max_m = nkmp->m.max ?: 1 << nkmp->m.width;
_nkmp.max_p = nkmp->p.max ?: 1 << ((1 << nkmp->p.width) - 1);
ccu_nkmp_find_best(parent_rate, rate, &_nkmp);
@ -145,7 +144,7 @@ static int ccu_nkmp_set_rate(struct clk_hw *hw, unsigned long rate,
reg |= (_nkmp.n - 1) << nkmp->n.shift;
reg |= (_nkmp.k - 1) << nkmp->k.shift;
reg |= (_nkmp.m - 1) << nkmp->m.shift;
reg |= _nkmp.p << nkmp->p.shift;
reg |= ilog2(_nkmp.p) << nkmp->p.shift;
writel(reg, nkmp->common.base + nkmp->common.reg);

16
drivers/clk/sunxi-ng/ccu_nm.c
View File

@ -61,11 +61,13 @@ static long ccu_nm_round_rate(struct clk_hw *hw, unsigned long rate,
unsigned long *parent_rate)
{
struct ccu_nm *nm = hw_to_ccu_nm(hw);
unsigned long max_n, max_m;
unsigned long n, m;
rational_best_approximation(rate, *parent_rate,
1 << nm->n.width, 1 << nm->m.width,
&n, &m);
max_n = 1 << nm->n.width;
max_m = nm->m.max ?: 1 << nm->m.width;
rational_best_approximation(rate, *parent_rate, max_n, max_m, &n, &m);
return *parent_rate * n / m;
}
@ -75,6 +77,7 @@ static int ccu_nm_set_rate(struct clk_hw *hw, unsigned long rate,
{
struct ccu_nm *nm = hw_to_ccu_nm(hw);
unsigned long flags;
unsigned long max_n, max_m;
unsigned long n, m;
u32 reg;
@ -83,9 +86,10 @@ static int ccu_nm_set_rate(struct clk_hw *hw, unsigned long rate,
else
ccu_frac_helper_disable(&nm->common, &nm->frac);
rational_best_approximation(rate, parent_rate,
1 << nm->n.width, 1 << nm->m.width,
&n, &m);
max_n = 1 << nm->n.width;
max_m = nm->m.max ?: 1 << nm->m.width;
rational_best_approximation(rate, parent_rate, max_n, max_m, &n, &m);
spin_lock_irqsave(nm->common.lock, flags);

187
include/dt-bindings/clock/sun6i-a31-ccu.h Normal file
View File

@ -0,0 +1,187 @@
/*
* Copyright (C) 2016 Chen-Yu Tsai <wens@csie.org>
*
* This file is dual-licensed: you can use it either under the terms
* of the GPL or the X11 license, at your option. Note that this dual
* licensing only applies to this file, and not this project as a
* whole.
*
* a) This file is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This file is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* Or, alternatively,
*
* b) Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef _DT_BINDINGS_CLK_SUN6I_A31_H_
#define _DT_BINDINGS_CLK_SUN6I_A31_H_
#define CLK_PLL_PERIPH 10
#define CLK_CPU 18
#define CLK_AHB1_MIPIDSI 23
#define CLK_AHB1_SS 24
#define CLK_AHB1_DMA 25
#define CLK_AHB1_MMC0 26
#define CLK_AHB1_MMC1 27
#define CLK_AHB1_MMC2 28
#define CLK_AHB1_MMC3 29
#define CLK_AHB1_NAND1 30
#define CLK_AHB1_NAND0 31
#define CLK_AHB1_SDRAM 32
#define CLK_AHB1_EMAC 33
#define CLK_AHB1_TS 34
#define CLK_AHB1_HSTIMER 35
#define CLK_AHB1_SPI0 36
#define CLK_AHB1_SPI1 37
#define CLK_AHB1_SPI2 38
#define CLK_AHB1_SPI3 39
#define CLK_AHB1_OTG 40
#define CLK_AHB1_EHCI0 41
#define CLK_AHB1_EHCI1 42
#define CLK_AHB1_OHCI0 43
#define CLK_AHB1_OHCI1 44
#define CLK_AHB1_OHCI2 45
#define CLK_AHB1_VE 46
#define CLK_AHB1_LCD0 47
#define CLK_AHB1_LCD1 48
#define CLK_AHB1_CSI 49
#define CLK_AHB1_HDMI 50
#define CLK_AHB1_BE0 51
#define CLK_AHB1_BE1 52
#define CLK_AHB1_FE0 53
#define CLK_AHB1_FE1 54
#define CLK_AHB1_MP 55
#define CLK_AHB1_GPU 56
#define CLK_AHB1_DEU0 57
#define CLK_AHB1_DEU1 58
#define CLK_AHB1_DRC0 59
#define CLK_AHB1_DRC1 60
#define CLK_APB1_CODEC 61
#define CLK_APB1_SPDIF 62
#define CLK_APB1_DIGITAL_MIC 63
#define CLK_APB1_PIO 64
#define CLK_APB1_DAUDIO0 65
#define CLK_APB1_DAUDIO1 66
#define CLK_APB2_I2C0 67
#define CLK_APB2_I2C1 68
#define CLK_APB2_I2C2 69
#define CLK_APB2_I2C3 70
#define CLK_APB2_UART0 71
#define CLK_APB2_UART1 72
#define CLK_APB2_UART2 73
#define CLK_APB2_UART3 74
#define CLK_APB2_UART4 75
#define CLK_APB2_UART5 76
#define CLK_NAND0 77
#define CLK_NAND1 78
#define CLK_MMC0 79
#define CLK_MMC0_SAMPLE 80
#define CLK_MMC0_OUTPUT 81
#define CLK_MMC1 82
#define CLK_MMC1_SAMPLE 83
#define CLK_MMC1_OUTPUT 84
#define CLK_MMC2 85
#define CLK_MMC2_SAMPLE 86
#define CLK_MMC2_OUTPUT 87
#define CLK_MMC3 88
#define CLK_MMC3_SAMPLE 89
#define CLK_MMC3_OUTPUT 90
#define CLK_TS 91
#define CLK_SS 92
#define CLK_SPI0 93
#define CLK_SPI1 94
#define CLK_SPI2 95
#define CLK_SPI3 96
#define CLK_DAUDIO0 97
#define CLK_DAUDIO1 98
#define CLK_SPDIF 99
#define CLK_USB_PHY0 100
#define CLK_USB_PHY1 101
#define CLK_USB_PHY2 102
#define CLK_USB_OHCI0 103
#define CLK_USB_OHCI1 104
#define CLK_USB_OHCI2 105
#define CLK_DRAM_VE 110
#define CLK_DRAM_CSI_ISP 111
#define CLK_DRAM_TS 112
#define CLK_DRAM_DRC0 113
#define CLK_DRAM_DRC1 114
#define CLK_DRAM_DEU0 115
#define CLK_DRAM_DEU1 116
#define CLK_DRAM_FE0 117
#define CLK_DRAM_FE1 118
#define CLK_DRAM_BE0 119
#define CLK_DRAM_BE1 120
#define CLK_DRAM_MP 121
#define CLK_BE0 122
#define CLK_BE1 123
#define CLK_FE0 124
#define CLK_FE1 125
#define CLK_MP 126
#define CLK_LCD0_CH0 127
#define CLK_LCD1_CH0 128
#define CLK_LCD0_CH1 129
#define CLK_LCD1_CH1 130
#define CLK_CSI0_SCLK 131
#define CLK_CSI0_MCLK 132
#define CLK_CSI1_MCLK 133
#define CLK_VE 134
#define CLK_CODEC 135
#define CLK_AVS 136
#define CLK_DIGITAL_MIC 137
#define CLK_HDMI 138
#define CLK_HDMI_DDC 139
#define CLK_PS 140
#define CLK_MIPI_DSI 143
#define CLK_MIPI_DSI_DPHY 144
#define CLK_MIPI_CSI_DPHY 145
#define CLK_IEP_DRC0 146
#define CLK_IEP_DRC1 147
#define CLK_IEP_DEU0 148
#define CLK_IEP_DEU1 149
#define CLK_GPU_CORE 150
#define CLK_GPU_MEMORY 151
#define CLK_GPU_HYD 152
#define CLK_ATS 153
#define CLK_TRACE 154
#define CLK_OUT_A 155
#define CLK_OUT_B 156
#define CLK_OUT_C 157
#endif /* _DT_BINDINGS_CLK_SUN6I_A31_H_ */

127
include/dt-bindings/clock/sun8i-a23-a33-ccu.h Normal file
View File

@ -0,0 +1,127 @@
/*
* Copyright (C) 2016 Maxime Ripard <maxime.ripard@free-electrons.com>
*
* This file is dual-licensed: you can use it either under the terms
* of the GPL or the X11 license, at your option. Note that this dual
* licensing only applies to this file, and not this project as a
* whole.
*
* a) This file is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This file is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* Or, alternatively,
*
* b) Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef _DT_BINDINGS_CLK_SUN8I_A23_A33_H_
#define _DT_BINDINGS_CLK_SUN8I_A23_A33_H_
#define CLK_CPUX 18
#define CLK_BUS_MIPI_DSI 23
#define CLK_BUS_SS 24
#define CLK_BUS_DMA 25
#define CLK_BUS_MMC0 26
#define CLK_BUS_MMC1 27
#define CLK_BUS_MMC2 28
#define CLK_BUS_NAND 29
#define CLK_BUS_DRAM 30
#define CLK_BUS_HSTIMER 31
#define CLK_BUS_SPI0 32
#define CLK_BUS_SPI1 33
#define CLK_BUS_OTG 34
#define CLK_BUS_EHCI 35
#define CLK_BUS_OHCI 36
#define CLK_BUS_VE 37
#define CLK_BUS_LCD 38
#define CLK_BUS_CSI 39
#define CLK_BUS_DE_BE 40
#define CLK_BUS_DE_FE 41
#define CLK_BUS_GPU 42
#define CLK_BUS_MSGBOX 43
#define CLK_BUS_SPINLOCK 44
#define CLK_BUS_DRC 45
#define CLK_BUS_SAT 46
#define CLK_BUS_CODEC 47
#define CLK_BUS_PIO 48
#define CLK_BUS_I2S0 49
#define CLK_BUS_I2S1 50
#define CLK_BUS_I2C0 51
#define CLK_BUS_I2C1 52
#define CLK_BUS_I2C2 53
#define CLK_BUS_UART0 54
#define CLK_BUS_UART1 55
#define CLK_BUS_UART2 56
#define CLK_BUS_UART3 57
#define CLK_BUS_UART4 58
#define CLK_NAND 59
#define CLK_MMC0 60
#define CLK_MMC0_SAMPLE 61
#define CLK_MMC0_OUTPUT 62
#define CLK_MMC1 63
#define CLK_MMC1_SAMPLE 64
#define CLK_MMC1_OUTPUT 65
#define CLK_MMC2 66
#define CLK_MMC2_SAMPLE 67
#define CLK_MMC2_OUTPUT 68
#define CLK_SS 69
#define CLK_SPI0 70
#define CLK_SPI1 71
#define CLK_I2S0 72
#define CLK_I2S1 73
#define CLK_USB_PHY0 74
#define CLK_USB_PHY1 75
#define CLK_USB_HSIC 76
#define CLK_USB_HSIC_12M 77
#define CLK_USB_OHCI 78
#define CLK_DRAM_VE 80
#define CLK_DRAM_CSI 81
#define CLK_DRAM_DRC 82
#define CLK_DRAM_DE_FE 83
#define CLK_DRAM_DE_BE 84
#define CLK_DE_BE 85
#define CLK_DE_FE 86
#define CLK_LCD_CH0 87
#define CLK_LCD_CH1 88
#define CLK_CSI_SCLK 89
#define CLK_CSI_MCLK 90
#define CLK_VE 91
#define CLK_AC_DIG 92
#define CLK_AC_DIG_4X 93
#define CLK_AVS 94
#define CLK_DSI_SCLK 96
#define CLK_DSI_DPHY 97
#define CLK_DRC 98
#define CLK_GPU 99
#define CLK_ATS 100
#endif /* _DT_BINDINGS_CLK_SUN8I_A23_A33_H_ */

106
include/dt-bindings/reset/sun6i-a31-ccu.h Normal file
View File

@ -0,0 +1,106 @@
/*
* Copyright (C) 2016 Chen-Yu Tsai <wens@csie.org>
*
* This file is dual-licensed: you can use it either under the terms
* of the GPL or the X11 license, at your option. Note that this dual
* licensing only applies to this file, and not this project as a
* whole.
*
* a) This file is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This file is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* Or, alternatively,
*
* b) Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef _DT_BINDINGS_RST_SUN6I_A31_H_
#define _DT_BINDINGS_RST_SUN6I_A31_H_
#define RST_USB_PHY0 0
#define RST_USB_PHY1 1
#define RST_USB_PHY2 2
#define RST_AHB1_MIPI_DSI 3
#define RST_AHB1_SS 4
#define RST_AHB1_DMA 5
#define RST_AHB1_MMC0 6
#define RST_AHB1_MMC1 7
#define RST_AHB1_MMC2 8
#define RST_AHB1_MMC3 9
#define RST_AHB1_NAND1 10
#define RST_AHB1_NAND0 11
#define RST_AHB1_SDRAM 12
#define RST_AHB1_EMAC 13
#define RST_AHB1_TS 14
#define RST_AHB1_HSTIMER 15
#define RST_AHB1_SPI0 16
#define RST_AHB1_SPI1 17
#define RST_AHB1_SPI2 18
#define RST_AHB1_SPI3 19
#define RST_AHB1_OTG 20
#define RST_AHB1_EHCI0 21
#define RST_AHB1_EHCI1 22
#define RST_AHB1_OHCI0 23
#define RST_AHB1_OHCI1 24
#define RST_AHB1_OHCI2 25
#define RST_AHB1_VE 26
#define RST_AHB1_LCD0 27
#define RST_AHB1_LCD1 28
#define RST_AHB1_CSI 29
#define RST_AHB1_HDMI 30
#define RST_AHB1_BE0 31
#define RST_AHB1_BE1 32
#define RST_AHB1_FE0 33
#define RST_AHB1_FE1 34
#define RST_AHB1_MP 35
#define RST_AHB1_GPU 36
#define RST_AHB1_DEU0 37
#define RST_AHB1_DEU1 38
#define RST_AHB1_DRC0 39
#define RST_AHB1_DRC1 40
#define RST_AHB1_LVDS 41
#define RST_APB1_CODEC 42
#define RST_APB1_SPDIF 43
#define RST_APB1_DIGITAL_MIC 44
#define RST_APB1_DAUDIO0 45
#define RST_APB1_DAUDIO1 46
#define RST_APB2_I2C0 47
#define RST_APB2_I2C1 48
#define RST_APB2_I2C2 49
#define RST_APB2_I2C3 50
#define RST_APB2_UART0 51
#define RST_APB2_UART1 52
#define RST_APB2_UART2 53
#define RST_APB2_UART3 54
#define RST_APB2_UART4 55
#define RST_APB2_UART5 56
#endif /* _DT_BINDINGS_RST_SUN6I_A31_H_ */

87
include/dt-bindings/reset/sun8i-a23-a33-ccu.h Normal file
View File

@ -0,0 +1,87 @@
/*
* Copyright (C) 2016 Maxime Ripard <maxime.ripard@free-electrons.com>
*
* This file is dual-licensed: you can use it either under the terms
* of the GPL or the X11 license, at your option. Note that this dual
* licensing only applies to this file, and not this project as a
* whole.
*
* a) This file is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This file is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* Or, alternatively,
*
* b) Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef _DT_BINDINGS_RST_SUN8I_A23_A33_H_
#define _DT_BINDINGS_RST_SUN8I_A23_A33_H_
#define RST_USB_PHY0 0
#define RST_USB_PHY1 1
#define RST_USB_HSIC 2
#define RST_MBUS 3
#define RST_BUS_MIPI_DSI 4
#define RST_BUS_SS 5
#define RST_BUS_DMA 6
#define RST_BUS_MMC0 7
#define RST_BUS_MMC1 8
#define RST_BUS_MMC2 9
#define RST_BUS_NAND 10
#define RST_BUS_DRAM 11
#define RST_BUS_HSTIMER 12
#define RST_BUS_SPI0 13
#define RST_BUS_SPI1 14
#define RST_BUS_OTG 15
#define RST_BUS_EHCI 16
#define RST_BUS_OHCI 17
#define RST_BUS_VE 18
#define RST_BUS_LCD 19
#define RST_BUS_CSI 20
#define RST_BUS_DE_BE 21
#define RST_BUS_DE_FE 22
#define RST_BUS_GPU 23
#define RST_BUS_MSGBOX 24
#define RST_BUS_SPINLOCK 25
#define RST_BUS_DRC 26
#define RST_BUS_SAT 27
#define RST_BUS_LVDS 28
#define RST_BUS_CODEC 29
#define RST_BUS_I2S0 30
#define RST_BUS_I2S1 31
#define RST_BUS_I2C0 32
#define RST_BUS_I2C1 33
#define RST_BUS_I2C2 34
#define RST_BUS_UART0 35
#define RST_BUS_UART1 36
#define RST_BUS_UART2 37
#define RST_BUS_UART3 38
#define RST_BUS_UART4 39
#endif /* _DT_BINDINGS_RST_SUN8I_A23_A33_H_ */