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linux/drivers/clk/zte/clk-zx296718.c

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/*
* Copyright (C) 2015 - 2016 ZTE Corporation.
* Copyright (C) 2016 Linaro Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/clk-provider.h>
#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/of_address.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <dt-bindings/clock/zx296718-clock.h>
#include "clk.h"
/* TOP CRM */
#define TOP_CLK_MUX0 0x04
#define TOP_CLK_MUX1 0x08
#define TOP_CLK_MUX2 0x0c
#define TOP_CLK_MUX3 0x10
#define TOP_CLK_MUX4 0x14
#define TOP_CLK_MUX5 0x18
#define TOP_CLK_MUX6 0x1c
#define TOP_CLK_MUX7 0x20
#define TOP_CLK_MUX9 0x28
#define TOP_CLK_GATE0 0x34
#define TOP_CLK_GATE1 0x38
#define TOP_CLK_GATE2 0x3c
#define TOP_CLK_GATE3 0x40
#define TOP_CLK_GATE4 0x44
#define TOP_CLK_GATE5 0x48
#define TOP_CLK_GATE6 0x4c
#define TOP_CLK_DIV0 0x58
#define PLL_CPU_REG 0x80
#define PLL_VGA_REG 0xb0
#define PLL_DDR_REG 0xa0
/* LSP0 CRM */
#define LSP0_TIMER3_CLK 0x4
#define LSP0_TIMER4_CLK 0x8
#define LSP0_TIMER5_CLK 0xc
#define LSP0_UART3_CLK 0x10
#define LSP0_UART1_CLK 0x14
#define LSP0_UART2_CLK 0x18
#define LSP0_SPIFC0_CLK 0x1c
#define LSP0_I2C4_CLK 0x20
#define LSP0_I2C5_CLK 0x24
#define LSP0_SSP0_CLK 0x28
#define LSP0_SSP1_CLK 0x2c
#define LSP0_USIM0_CLK 0x30
#define LSP0_GPIO_CLK 0x34
#define LSP0_I2C3_CLK 0x38
/* LSP1 CRM */
#define LSP1_UART4_CLK 0x08
#define LSP1_UART5_CLK 0x0c
#define LSP1_PWM_CLK 0x10
#define LSP1_I2C2_CLK 0x14
#define LSP1_SSP2_CLK 0x1c
#define LSP1_SSP3_CLK 0x20
#define LSP1_SSP4_CLK 0x24
#define LSP1_USIM1_CLK 0x28
/* audio lsp */
#define AUDIO_I2S0_DIV_CFG1 0x10
#define AUDIO_I2S0_DIV_CFG2 0x14
#define AUDIO_I2S0_CLK 0x18
#define AUDIO_I2S1_DIV_CFG1 0x20
#define AUDIO_I2S1_DIV_CFG2 0x24
#define AUDIO_I2S1_CLK 0x28
#define AUDIO_I2S2_DIV_CFG1 0x30
#define AUDIO_I2S2_DIV_CFG2 0x34
#define AUDIO_I2S2_CLK 0x38
#define AUDIO_I2S3_DIV_CFG1 0x40
#define AUDIO_I2S3_DIV_CFG2 0x44
#define AUDIO_I2S3_CLK 0x48
#define AUDIO_I2C0_CLK 0x50
#define AUDIO_SPDIF0_DIV_CFG1 0x60
#define AUDIO_SPDIF0_DIV_CFG2 0x64
#define AUDIO_SPDIF0_CLK 0x68
#define AUDIO_SPDIF1_DIV_CFG1 0x70
#define AUDIO_SPDIF1_DIV_CFG2 0x74
#define AUDIO_SPDIF1_CLK 0x78
#define AUDIO_TIMER_CLK 0x80
#define AUDIO_TDM_CLK 0x90
#define AUDIO_TS_CLK 0xa0
static DEFINE_SPINLOCK(clk_lock);
static struct zx_pll_config pll_cpu_table[] = {
PLL_RATE(1312000000, 0x00103621, 0x04aaaaaa),
PLL_RATE(1407000000, 0x00103a21, 0x04aaaaaa),
PLL_RATE(1503000000, 0x00103e21, 0x04aaaaaa),
PLL_RATE(1600000000, 0x00104221, 0x04aaaaaa),
};
PNAME(osc) = {
"osc24m",
"osc32k",
};
PNAME(dbg_wclk_p) = {
"clk334m",
"clk466m",
"clk396m",
"clk250m",
};
PNAME(a72_coreclk_p) = {
"osc24m",
"pll_mm0_1188m",
"pll_mm1_1296m",
"clk1000m",
"clk648m",
"clk1600m",
"pll_audio_1800m",
"pll_vga_1800m",
};
PNAME(cpu_periclk_p) = {
"osc24m",
"clk500m",
"clk594m",
"clk466m",
"clk294m",
"clk334m",
"clk250m",
"clk125m",
};
PNAME(a53_coreclk_p) = {
"osc24m",
"clk1000m",
"pll_mm0_1188m",
"clk648m",
"clk500m",
"clk800m",
"clk1600m",
"pll_audio_1800m",
};
PNAME(sec_wclk_p) = {
"osc24m",
"clk396m",
"clk334m",
"clk297m",
"clk250m",
"clk198m",
"clk148m5",
"clk99m",
};
PNAME(sd_nand_wclk_p) = {
"osc24m",
"clk49m5",
"clk99m",
"clk198m",
"clk167m",
"clk148m5",
"clk125m",
"clk216m",
};
PNAME(emmc_wclk_p) = {
"osc24m",
"clk198m",
"clk99m",
"clk396m",
"clk334m",
"clk297m",
"clk250m",
"clk148m5",
};
PNAME(clk32_p) = {
"osc32k",
"clk32k768",
};
PNAME(usb_ref24m_p) = {
"osc32k",
"clk32k768",
};
PNAME(sys_noc_alck_p) = {
"osc24m",
"clk250m",
"clk198m",
"clk148m5",
"clk108m",
"clk54m",
"clk216m",
"clk240m",
};
PNAME(vde_aclk_p) = {
"clk334m",
"clk594m",
"clk500m",
"clk432m",
"clk480m",
"clk297m",
"clk_vga", /*600MHz*/
"clk294m",
};
PNAME(vce_aclk_p) = {
"clk334m",
"clk594m",
"clk500m",
"clk432m",
"clk396m",
"clk297m",
"clk_vga", /*600MHz*/
"clk294m",
};
PNAME(hde_aclk_p) = {
"clk334m",
"clk594m",
"clk500m",
"clk432m",
"clk396m",
"clk297m",
"clk_vga", /*600MHz*/
"clk294m",
};
PNAME(gpu_aclk_p) = {
"clk334m",
"clk648m",
"clk594m",
"clk500m",
"clk396m",
"clk297m",
"clk_vga", /*600MHz*/
"clk294m",
};
PNAME(sappu_aclk_p) = {
"clk396m",
"clk500m",
"clk250m",
"clk148m5",
};
PNAME(sappu_wclk_p) = {
"clk198m",
"clk396m",
"clk334m",
"clk297m",
"clk250m",
"clk148m5",
"clk125m",
"clk99m",
};
PNAME(vou_aclk_p) = {
"clk334m",
"clk594m",
"clk500m",
"clk432m",
"clk396m",
"clk297m",
"clk_vga", /*600MHz*/
"clk294m",
};
PNAME(vou_main_wclk_p) = {
"clk108m",
"clk594m",
"clk297m",
"clk148m5",
"clk74m25",
"clk54m",
"clk27m",
"clk_vga",
};
PNAME(vou_aux_wclk_p) = {
"clk108m",
"clk148m5",
"clk74m25",
"clk54m",
"clk27m",
"clk_vga",
"clk54m_mm0",
"clk"
};
PNAME(vou_ppu_wclk_p) = {
"clk334m",
"clk432m",
"clk396m",
"clk297m",
"clk250m",
"clk125m",
"clk198m",
"clk99m",
};
PNAME(vga_i2c_wclk_p) = {
"osc24m",
"clk99m",
};
PNAME(viu_m0_aclk_p) = {
"clk334m",
"clk432m",
"clk396m",
"clk297m",
"clk250m",
"clk125m",
"clk198m",
"osc24m",
};
PNAME(viu_m1_aclk_p) = {
"clk198m",
"clk250m",
"clk297m",
"clk125m",
"clk396m",
"clk334m",
"clk148m5",
"osc24m",
};
PNAME(viu_clk_p) = {
"clk198m",
"clk334m",
"clk297m",
"clk250m",
"clk396m",
"clk125m",
"clk99m",
"clk148m5",
};
PNAME(viu_jpeg_clk_p) = {
"clk334m",
"clk480m",
"clk432m",
"clk396m",
"clk297m",
"clk250m",
"clk125m",
"clk198m",
};
PNAME(ts_sys_clk_p) = {
"clk192m",
"clk167m",
"clk125m",
"clk99m",
};
PNAME(wdt_ares_p) = {
"osc24m",
"clk32k"
};
static struct clk_zx_pll zx296718_pll_clk[] = {
ZX296718_PLL("pll_cpu", "osc24m", PLL_CPU_REG, pll_cpu_table),
};
static struct zx_clk_fixed_factor top_ffactor_clk[] = {
FFACTOR(0, "clk4m", "osc24m", 1, 6, 0),
FFACTOR(0, "clk2m", "osc24m", 1, 12, 0),
/* pll cpu */
FFACTOR(0, "clk1600m", "pll_cpu", 1, 1, CLK_SET_RATE_PARENT),
FFACTOR(0, "clk800m", "pll_cpu", 1, 2, CLK_SET_RATE_PARENT),
/* pll mac */
FFACTOR(0, "clk25m", "pll_mac", 1, 40, 0),
FFACTOR(0, "clk125m", "pll_mac", 1, 8, 0),
FFACTOR(0, "clk250m", "pll_mac", 1, 4, 0),
FFACTOR(0, "clk50m", "pll_mac", 1, 20, 0),
FFACTOR(0, "clk500m", "pll_mac", 1, 2, 0),
FFACTOR(0, "clk1000m", "pll_mac", 1, 1, 0),
FFACTOR(0, "clk334m", "pll_mac", 1, 3, 0),
FFACTOR(0, "clk167m", "pll_mac", 1, 6, 0),
/* pll mm */
FFACTOR(0, "clk54m_mm0", "pll_mm0", 1, 22, 0),
FFACTOR(0, "clk74m25", "pll_mm0", 1, 16, 0),
FFACTOR(0, "clk148m5", "pll_mm0", 1, 8, 0),
FFACTOR(0, "clk297m", "pll_mm0", 1, 4, 0),
FFACTOR(0, "clk594m", "pll_mm0", 1, 2, 0),
FFACTOR(0, "pll_mm0_1188m", "pll_mm0", 1, 1, 0),
FFACTOR(0, "clk396m", "pll_mm0", 1, 3, 0),
FFACTOR(0, "clk198m", "pll_mm0", 1, 6, 0),
FFACTOR(0, "clk99m", "pll_mm0", 1, 12, 0),
FFACTOR(0, "clk49m5", "pll_mm0", 1, 24, 0),
/* pll mm */
FFACTOR(0, "clk324m", "pll_mm1", 1, 4, 0),
FFACTOR(0, "clk648m", "pll_mm1", 1, 2, 0),
FFACTOR(0, "pll_mm1_1296m", "pll_mm1", 1, 1, 0),
FFACTOR(0, "clk216m", "pll_mm1", 1, 6, 0),
FFACTOR(0, "clk432m", "pll_mm1", 1, 3, 0),
FFACTOR(0, "clk108m", "pll_mm1", 1, 12, 0),
FFACTOR(0, "clk72m", "pll_mm1", 1, 18, 0),
FFACTOR(0, "clk27m", "pll_mm1", 1, 48, 0),
FFACTOR(0, "clk54m", "pll_mm1", 1, 24, 0),
/* vga */
FFACTOR(0, "pll_vga_1800m", "pll_vga", 1, 1, 0),
FFACTOR(0, "clk_vga", "pll_vga", 1, 2, 0),
/* pll ddr */
FFACTOR(0, "clk466m", "pll_ddr", 1, 2, 0),
/* pll audio */
FFACTOR(0, "pll_audio_1800m", "pll_audio", 1, 1, 0),
FFACTOR(0, "clk32k768", "pll_audio", 1, 27000, 0),
FFACTOR(0, "clk16m384", "pll_audio", 1, 54, 0),
FFACTOR(0, "clk294m", "pll_audio", 1, 3, 0),
/* pll hsic*/
FFACTOR(0, "clk240m", "pll_hsic", 1, 4, 0),
FFACTOR(0, "clk480m", "pll_hsic", 1, 2, 0),
FFACTOR(0, "clk192m", "pll_hsic", 1, 5, 0),
FFACTOR(0, "clk_pll_24m", "pll_hsic", 1, 40, 0),
FFACTOR(0, "emmc_mux_div2", "emmc_mux", 1, 2, CLK_SET_RATE_PARENT),
};
static struct clk_div_table noc_div_table[] = {
{ .val = 1, .div = 2, },
{ .val = 3, .div = 4, },
};
static struct zx_clk_div top_div_clk[] = {
DIV_T(0, "sys_noc_hclk", "sys_noc_aclk", TOP_CLK_DIV0, 0, 2, 0, noc_div_table),
DIV_T(0, "sys_noc_pclk", "sys_noc_aclk", TOP_CLK_DIV0, 4, 2, 0, noc_div_table),
};
static struct zx_clk_mux top_mux_clk[] = {
MUX(0, "dbg_mux", dbg_wclk_p, TOP_CLK_MUX0, 12, 2),
MUX(0, "a72_mux", a72_coreclk_p, TOP_CLK_MUX0, 8, 3),
MUX(0, "cpu_peri_mux", cpu_periclk_p, TOP_CLK_MUX0, 4, 3),
MUX_F(0, "a53_mux", a53_coreclk_p, TOP_CLK_MUX0, 0, 3, CLK_SET_RATE_PARENT, 0),
MUX(0, "sys_noc_aclk", sys_noc_alck_p, TOP_CLK_MUX1, 0, 3),
MUX(0, "sec_mux", sec_wclk_p, TOP_CLK_MUX2, 16, 3),
MUX(0, "sd1_mux", sd_nand_wclk_p, TOP_CLK_MUX2, 12, 3),
MUX(0, "sd0_mux", sd_nand_wclk_p, TOP_CLK_MUX2, 8, 3),
MUX(0, "emmc_mux", emmc_wclk_p, TOP_CLK_MUX2, 4, 3),
MUX(0, "nand_mux", sd_nand_wclk_p, TOP_CLK_MUX2, 0, 3),
MUX(0, "usb_ref24m_mux", usb_ref24m_p, TOP_CLK_MUX9, 16, 1),
MUX(0, "clk32k", clk32_p, TOP_CLK_MUX9, 12, 1),
MUX_F(0, "wdt_mux", wdt_ares_p, TOP_CLK_MUX9, 8, 1, CLK_SET_RATE_PARENT, 0),
MUX(0, "timer_mux", osc, TOP_CLK_MUX9, 4, 1),
MUX(0, "vde_mux", vde_aclk_p, TOP_CLK_MUX4, 0, 3),
MUX(0, "vce_mux", vce_aclk_p, TOP_CLK_MUX4, 4, 3),
MUX(0, "hde_mux", hde_aclk_p, TOP_CLK_MUX4, 8, 3),
MUX(0, "gpu_mux", gpu_aclk_p, TOP_CLK_MUX5, 0, 3),
MUX(0, "sappu_a_mux", sappu_aclk_p, TOP_CLK_MUX5, 4, 2),
MUX(0, "sappu_w_mux", sappu_wclk_p, TOP_CLK_MUX5, 8, 3),
MUX(0, "vou_a_mux", vou_aclk_p, TOP_CLK_MUX7, 0, 3),
MUX(0, "vou_main_w_mux", vou_main_wclk_p, TOP_CLK_MUX7, 4, 3),
MUX(0, "vou_aux_w_mux", vou_aux_wclk_p, TOP_CLK_MUX7, 8, 3),
MUX(0, "vou_ppu_w_mux", vou_ppu_wclk_p, TOP_CLK_MUX7, 12, 3),
MUX(0, "vga_i2c_mux", vga_i2c_wclk_p, TOP_CLK_MUX7, 16, 1),
MUX(0, "viu_m0_a_mux", viu_m0_aclk_p, TOP_CLK_MUX6, 0, 3),
MUX(0, "viu_m1_a_mux", viu_m1_aclk_p, TOP_CLK_MUX6, 4, 3),
MUX(0, "viu_w_mux", viu_clk_p, TOP_CLK_MUX6, 8, 3),
MUX(0, "viu_jpeg_w_mux", viu_jpeg_clk_p, TOP_CLK_MUX6, 12, 3),
MUX(0, "ts_sys_mux", ts_sys_clk_p, TOP_CLK_MUX6, 16, 2),
};
static struct zx_clk_gate top_gate_clk[] = {
GATE(CPU_DBG_GATE, "dbg_wclk", "dbg_mux", TOP_CLK_GATE0, 4, CLK_SET_RATE_PARENT, 0),
GATE(A72_GATE, "a72_coreclk", "a72_mux", TOP_CLK_GATE0, 3, CLK_SET_RATE_PARENT, 0),
GATE(CPU_PERI_GATE, "cpu_peri", "cpu_peri_mux", TOP_CLK_GATE0, 1, CLK_SET_RATE_PARENT, 0),
GATE(A53_GATE, "a53_coreclk", "a53_mux", TOP_CLK_GATE0, 0, CLK_SET_RATE_PARENT, 0),
GATE(SD1_WCLK, "sd1_wclk", "sd1_mux", TOP_CLK_GATE1, 13, CLK_SET_RATE_PARENT, 0),
GATE(SD0_WCLK, "sd0_wclk", "sd0_mux", TOP_CLK_GATE1, 9, CLK_SET_RATE_PARENT, 0),
GATE(EMMC_WCLK, "emmc_wclk", "emmc_mux_div2", TOP_CLK_GATE0, 5, CLK_SET_RATE_PARENT, 0),
GATE(EMMC_NAND_AXI, "emmc_nand_aclk", "sys_noc_aclk", TOP_CLK_GATE1, 4, CLK_SET_RATE_PARENT, 0),
GATE(NAND_WCLK, "nand_wclk", "nand_mux", TOP_CLK_GATE0, 1, CLK_SET_RATE_PARENT, 0),
GATE(EMMC_NAND_AHB, "emmc_nand_hclk", "sys_noc_hclk", TOP_CLK_GATE1, 0, CLK_SET_RATE_PARENT, 0),
GATE(0, "lsp1_pclk", "sys_noc_pclk", TOP_CLK_GATE2, 31, 0, 0),
GATE(LSP1_148M5, "lsp1_148m5", "clk148m5", TOP_CLK_GATE2, 30, 0, 0),
GATE(LSP1_99M, "lsp1_99m", "clk99m", TOP_CLK_GATE2, 29, 0, 0),
GATE(LSP1_24M, "lsp1_24m", "osc24m", TOP_CLK_GATE2, 28, 0, 0),
GATE(LSP0_74M25, "lsp0_74m25", "clk74m25", TOP_CLK_GATE2, 25, 0, 0),
GATE(0, "lsp0_pclk", "sys_noc_pclk", TOP_CLK_GATE2, 24, 0, 0),
GATE(LSP0_32K, "lsp0_32k", "osc32k", TOP_CLK_GATE2, 23, 0, 0),
GATE(LSP0_148M5, "lsp0_148m5", "clk148m5", TOP_CLK_GATE2, 22, 0, 0),
GATE(LSP0_99M, "lsp0_99m", "clk99m", TOP_CLK_GATE2, 21, 0, 0),
GATE(LSP0_24M, "lsp0_24m", "osc24m", TOP_CLK_GATE2, 20, 0, 0),
GATE(AUDIO_99M, "audio_99m", "clk99m", TOP_CLK_GATE5, 27, 0, 0),
GATE(AUDIO_24M, "audio_24m", "osc24m", TOP_CLK_GATE5, 28, 0, 0),
GATE(AUDIO_16M384, "audio_16m384", "clk16m384", TOP_CLK_GATE5, 29, 0, 0),
GATE(AUDIO_32K, "audio_32k", "clk32k", TOP_CLK_GATE5, 30, 0, 0),
GATE(WDT_WCLK, "wdt_wclk", "wdt_mux", TOP_CLK_GATE6, 9, CLK_SET_RATE_PARENT, 0),
GATE(TIMER_WCLK, "timer_wclk", "timer_mux", TOP_CLK_GATE6, 5, CLK_SET_RATE_PARENT, 0),
GATE(VDE_ACLK, "vde_aclk", "vde_mux", TOP_CLK_GATE3, 0, CLK_SET_RATE_PARENT, 0),
GATE(VCE_ACLK, "vce_aclk", "vce_mux", TOP_CLK_GATE3, 4, CLK_SET_RATE_PARENT, 0),
GATE(HDE_ACLK, "hde_aclk", "hde_mux", TOP_CLK_GATE3, 8, CLK_SET_RATE_PARENT, 0),
GATE(GPU_ACLK, "gpu_aclk", "gpu_mux", TOP_CLK_GATE3, 16, CLK_SET_RATE_PARENT, 0),
GATE(SAPPU_ACLK, "sappu_aclk", "sappu_a_mux", TOP_CLK_GATE3, 20, CLK_SET_RATE_PARENT, 0),
GATE(SAPPU_WCLK, "sappu_wclk", "sappu_w_mux", TOP_CLK_GATE3, 22, CLK_SET_RATE_PARENT, 0),
GATE(VOU_ACLK, "vou_aclk", "vou_a_mux", TOP_CLK_GATE4, 16, CLK_SET_RATE_PARENT, 0),
GATE(VOU_MAIN_WCLK, "vou_main_wclk", "vou_main_w_mux", TOP_CLK_GATE4, 18, CLK_SET_RATE_PARENT, 0),
GATE(VOU_AUX_WCLK, "vou_aux_wclk", "vou_aux_w_mux", TOP_CLK_GATE4, 19, CLK_SET_RATE_PARENT, 0),
GATE(VOU_PPU_WCLK, "vou_ppu_wclk", "vou_ppu_w_mux", TOP_CLK_GATE4, 20, CLK_SET_RATE_PARENT, 0),
GATE(MIPI_CFG_CLK, "mipi_cfg_clk", "osc24m", TOP_CLK_GATE4, 21, 0, 0),
GATE(VGA_I2C_WCLK, "vga_i2c_wclk", "vga_i2c_mux", TOP_CLK_GATE4, 23, CLK_SET_RATE_PARENT, 0),
GATE(MIPI_REF_CLK, "mipi_ref_clk", "clk27m", TOP_CLK_GATE4, 24, 0, 0),
GATE(HDMI_OSC_CEC, "hdmi_osc_cec", "clk2m", TOP_CLK_GATE4, 22, 0, 0),
GATE(HDMI_OSC_CLK, "hdmi_osc_clk", "clk240m", TOP_CLK_GATE4, 25, 0, 0),
GATE(HDMI_XCLK, "hdmi_xclk", "osc24m", TOP_CLK_GATE4, 26, 0, 0),
GATE(VIU_M0_ACLK, "viu_m0_aclk", "viu_m0_a_mux", TOP_CLK_GATE4, 0, CLK_SET_RATE_PARENT, 0),
GATE(VIU_M1_ACLK, "viu_m1_aclk", "viu_m1_a_mux", TOP_CLK_GATE4, 1, CLK_SET_RATE_PARENT, 0),
GATE(VIU_WCLK, "viu_wclk", "viu_w_mux", TOP_CLK_GATE4, 2, CLK_SET_RATE_PARENT, 0),
GATE(VIU_JPEG_WCLK, "viu_jpeg_wclk", "viu_jpeg_w_mux", TOP_CLK_GATE4, 3, CLK_SET_RATE_PARENT, 0),
GATE(VIU_CFG_CLK, "viu_cfg_clk", "osc24m", TOP_CLK_GATE4, 6, 0, 0),
GATE(TS_SYS_WCLK, "ts_sys_wclk", "ts_sys_mux", TOP_CLK_GATE5, 2, CLK_SET_RATE_PARENT, 0),
GATE(TS_SYS_108M, "ts_sys_108m", "clk108m", TOP_CLK_GATE5, 3, 0, 0),
GATE(USB20_HCLK, "usb20_hclk", "sys_noc_hclk", TOP_CLK_GATE2, 12, 0, 0),
GATE(USB20_PHY_CLK, "usb20_phy_clk", "usb_ref24m_mux", TOP_CLK_GATE2, 13, 0, 0),
GATE(USB21_HCLK, "usb21_hclk", "sys_noc_hclk", TOP_CLK_GATE2, 14, 0, 0),
GATE(USB21_PHY_CLK, "usb21_phy_clk", "usb_ref24m_mux", TOP_CLK_GATE2, 15, 0, 0),
GATE(GMAC_RMIICLK, "gmac_rmii_clk", "clk50m", TOP_CLK_GATE2, 3, 0, 0),
GATE(GMAC_PCLK, "gmac_pclk", "clk198m", TOP_CLK_GATE2, 1, 0, 0),
GATE(GMAC_ACLK, "gmac_aclk", "clk49m5", TOP_CLK_GATE2, 0, 0, 0),
GATE(GMAC_RFCLK, "gmac_refclk", "clk25m", TOP_CLK_GATE2, 4, 0, 0),
GATE(SD1_AHB, "sd1_hclk", "sys_noc_hclk", TOP_CLK_GATE1, 12, 0, 0),
GATE(SD0_AHB, "sd0_hclk", "sys_noc_hclk", TOP_CLK_GATE1, 8, 0, 0),
GATE(TEMPSENSOR_GATE, "tempsensor_gate", "clk4m", TOP_CLK_GATE5, 31, 0, 0),
};
static struct clk_hw_onecell_data top_hw_onecell_data = {
.num = TOP_NR_CLKS,
.hws = {
[TOP_NR_CLKS - 1] = NULL,
},
};
static int __init top_clocks_init(struct device_node *np)
{
void __iomem *reg_base;
int i, ret;
reg_base = of_iomap(np, 0);
if (!reg_base) {
pr_err("%s: Unable to map clk base\n", __func__);
return -ENXIO;
}
for (i = 0; i < ARRAY_SIZE(zx296718_pll_clk); i++) {
zx296718_pll_clk[i].reg_base += (uintptr_t)reg_base;
ret = clk_hw_register(NULL, &zx296718_pll_clk[i].hw);
if (ret) {
pr_warn("top clk %s init error!\n",
zx296718_pll_clk[i].hw.init->name);
}
}
for (i = 0; i < ARRAY_SIZE(top_ffactor_clk); i++) {
if (top_ffactor_clk[i].id)
top_hw_onecell_data.hws[top_ffactor_clk[i].id] =
&top_ffactor_clk[i].factor.hw;
ret = clk_hw_register(NULL, &top_ffactor_clk[i].factor.hw);
if (ret) {
pr_warn("top clk %s init error!\n",
top_ffactor_clk[i].factor.hw.init->name);
}
}
for (i = 0; i < ARRAY_SIZE(top_mux_clk); i++) {
if (top_mux_clk[i].id)
top_hw_onecell_data.hws[top_mux_clk[i].id] =
&top_mux_clk[i].mux.hw;
top_mux_clk[i].mux.reg += (uintptr_t)reg_base;
ret = clk_hw_register(NULL, &top_mux_clk[i].mux.hw);
if (ret) {
pr_warn("top clk %s init error!\n",
top_mux_clk[i].mux.hw.init->name);
}
}
for (i = 0; i < ARRAY_SIZE(top_gate_clk); i++) {
if (top_gate_clk[i].id)
top_hw_onecell_data.hws[top_gate_clk[i].id] =
&top_gate_clk[i].gate.hw;
top_gate_clk[i].gate.reg += (uintptr_t)reg_base;
ret = clk_hw_register(NULL, &top_gate_clk[i].gate.hw);
if (ret) {
pr_warn("top clk %s init error!\n",
top_gate_clk[i].gate.hw.init->name);
}
}
for (i = 0; i < ARRAY_SIZE(top_div_clk); i++) {
if (top_div_clk[i].id)
top_hw_onecell_data.hws[top_div_clk[i].id] =
&top_div_clk[i].div.hw;
top_div_clk[i].div.reg += (uintptr_t)reg_base;
ret = clk_hw_register(NULL, &top_div_clk[i].div.hw);
if (ret) {
pr_warn("top clk %s init error!\n",
top_div_clk[i].div.hw.init->name);
}
}
if (of_clk_add_hw_provider(np, of_clk_hw_onecell_get, &top_hw_onecell_data))
panic("could not register clk provider\n");
pr_info("top clk init over, nr:%d\n", TOP_NR_CLKS);
return 0;
}
static struct clk_div_table common_even_div_table[] = {
{ .val = 0, .div = 1, },
{ .val = 1, .div = 2, },
{ .val = 3, .div = 4, },
{ .val = 5, .div = 6, },
{ .val = 7, .div = 8, },
{ .val = 9, .div = 10, },
{ .val = 11, .div = 12, },
{ .val = 13, .div = 14, },
{ .val = 15, .div = 16, },
};
static struct clk_div_table common_div_table[] = {
{ .val = 0, .div = 1, },
{ .val = 1, .div = 2, },
{ .val = 2, .div = 3, },
{ .val = 3, .div = 4, },
{ .val = 4, .div = 5, },
{ .val = 5, .div = 6, },
{ .val = 6, .div = 7, },
{ .val = 7, .div = 8, },
{ .val = 8, .div = 9, },
{ .val = 9, .div = 10, },
{ .val = 10, .div = 11, },
{ .val = 11, .div = 12, },
{ .val = 12, .div = 13, },
{ .val = 13, .div = 14, },
{ .val = 14, .div = 15, },
{ .val = 15, .div = 16, },
};
PNAME(lsp0_wclk_common_p) = {
"lsp0_24m",
"lsp0_99m",
};
PNAME(lsp0_wclk_timer3_p) = {
"timer3_div",
"lsp0_32k"
};
PNAME(lsp0_wclk_timer4_p) = {
"timer4_div",
"lsp0_32k"
};
PNAME(lsp0_wclk_timer5_p) = {
"timer5_div",
"lsp0_32k"
};
PNAME(lsp0_wclk_spifc0_p) = {
"lsp0_148m5",
"lsp0_24m",
"lsp0_99m",
"lsp0_74m25"
};
PNAME(lsp0_wclk_ssp_p) = {
"lsp0_148m5",
"lsp0_99m",
"lsp0_24m",
};
static struct zx_clk_mux lsp0_mux_clk[] = {
MUX(0, "timer3_wclk_mux", lsp0_wclk_timer3_p, LSP0_TIMER3_CLK, 4, 1),
MUX(0, "timer4_wclk_mux", lsp0_wclk_timer4_p, LSP0_TIMER4_CLK, 4, 1),
MUX(0, "timer5_wclk_mux", lsp0_wclk_timer5_p, LSP0_TIMER5_CLK, 4, 1),
MUX(0, "uart3_wclk_mux", lsp0_wclk_common_p, LSP0_UART3_CLK, 4, 1),
MUX(0, "uart1_wclk_mux", lsp0_wclk_common_p, LSP0_UART1_CLK, 4, 1),
MUX(0, "uart2_wclk_mux", lsp0_wclk_common_p, LSP0_UART2_CLK, 4, 1),
MUX(0, "spifc0_wclk_mux", lsp0_wclk_spifc0_p, LSP0_SPIFC0_CLK, 4, 2),
MUX(0, "i2c4_wclk_mux", lsp0_wclk_common_p, LSP0_I2C4_CLK, 4, 1),
MUX(0, "i2c5_wclk_mux", lsp0_wclk_common_p, LSP0_I2C5_CLK, 4, 1),
MUX(0, "ssp0_wclk_mux", lsp0_wclk_ssp_p, LSP0_SSP0_CLK, 4, 1),
MUX(0, "ssp1_wclk_mux", lsp0_wclk_ssp_p, LSP0_SSP1_CLK, 4, 1),
MUX(0, "i2c3_wclk_mux", lsp0_wclk_common_p, LSP0_I2C3_CLK, 4, 1),
};
static struct zx_clk_gate lsp0_gate_clk[] = {
GATE(LSP0_TIMER3_WCLK, "timer3_wclk", "timer3_wclk_mux", LSP0_TIMER3_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP0_TIMER4_WCLK, "timer4_wclk", "timer4_wclk_mux", LSP0_TIMER4_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP0_TIMER5_WCLK, "timer5_wclk", "timer5_wclk_mux", LSP0_TIMER5_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP0_UART3_WCLK, "uart3_wclk", "uart3_wclk_mux", LSP0_UART3_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP0_UART1_WCLK, "uart1_wclk", "uart1_wclk_mux", LSP0_UART1_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP0_UART2_WCLK, "uart2_wclk", "uart2_wclk_mux", LSP0_UART2_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP0_SPIFC0_WCLK, "spifc0_wclk", "spifc0_wclk_mux", LSP0_SPIFC0_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP0_I2C4_WCLK, "i2c4_wclk", "i2c4_wclk_mux", LSP0_I2C4_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP0_I2C5_WCLK, "i2c5_wclk", "i2c5_wclk_mux", LSP0_I2C5_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP0_SSP0_WCLK, "ssp0_wclk", "ssp0_div", LSP0_SSP0_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP0_SSP1_WCLK, "ssp1_wclk", "ssp1_div", LSP0_SSP1_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP0_I2C3_WCLK, "i2c3_wclk", "i2c3_wclk_mux", LSP0_I2C3_CLK, 1, CLK_SET_RATE_PARENT, 0),
};
static struct zx_clk_div lsp0_div_clk[] = {
DIV_T(0, "timer3_div", "lsp0_24m", LSP0_TIMER3_CLK, 12, 4, 0, common_even_div_table),
DIV_T(0, "timer4_div", "lsp0_24m", LSP0_TIMER4_CLK, 12, 4, 0, common_even_div_table),
DIV_T(0, "timer5_div", "lsp0_24m", LSP0_TIMER5_CLK, 12, 4, 0, common_even_div_table),
DIV_T(0, "ssp0_div", "ssp0_wclk_mux", LSP0_SSP0_CLK, 12, 4, 0, common_even_div_table),
DIV_T(0, "ssp1_div", "ssp1_wclk_mux", LSP0_SSP1_CLK, 12, 4, 0, common_even_div_table),
};
static struct clk_hw_onecell_data lsp0_hw_onecell_data = {
.num = LSP0_NR_CLKS,
.hws = {
[LSP0_NR_CLKS - 1] = NULL,
},
};
static int __init lsp0_clocks_init(struct device_node *np)
{
void __iomem *reg_base;
int i, ret;
reg_base = of_iomap(np, 0);
if (!reg_base) {
pr_err("%s: Unable to map clk base\n", __func__);
return -ENXIO;
}
for (i = 0; i < ARRAY_SIZE(lsp0_mux_clk); i++) {
if (lsp0_mux_clk[i].id)
lsp0_hw_onecell_data.hws[lsp0_mux_clk[i].id] =
&lsp0_mux_clk[i].mux.hw;
lsp0_mux_clk[i].mux.reg += (uintptr_t)reg_base;
ret = clk_hw_register(NULL, &lsp0_mux_clk[i].mux.hw);
if (ret) {
pr_warn("lsp0 clk %s init error!\n",
lsp0_mux_clk[i].mux.hw.init->name);
}
}
for (i = 0; i < ARRAY_SIZE(lsp0_gate_clk); i++) {
if (lsp0_gate_clk[i].id)
lsp0_hw_onecell_data.hws[lsp0_gate_clk[i].id] =
&lsp0_gate_clk[i].gate.hw;
lsp0_gate_clk[i].gate.reg += (uintptr_t)reg_base;
ret = clk_hw_register(NULL, &lsp0_gate_clk[i].gate.hw);
if (ret) {
pr_warn("lsp0 clk %s init error!\n",
lsp0_gate_clk[i].gate.hw.init->name);
}
}
for (i = 0; i < ARRAY_SIZE(lsp0_div_clk); i++) {
if (lsp0_div_clk[i].id)
lsp0_hw_onecell_data.hws[lsp0_div_clk[i].id] =
&lsp0_div_clk[i].div.hw;
lsp0_div_clk[i].div.reg += (uintptr_t)reg_base;
ret = clk_hw_register(NULL, &lsp0_div_clk[i].div.hw);
if (ret) {
pr_warn("lsp0 clk %s init error!\n",
lsp0_div_clk[i].div.hw.init->name);
}
}
if (of_clk_add_hw_provider(np, of_clk_hw_onecell_get, &lsp0_hw_onecell_data))
panic("could not register clk provider\n");
pr_info("lsp0-clk init over:%d\n", LSP0_NR_CLKS);
return 0;
}
PNAME(lsp1_wclk_common_p) = {
"lsp1_24m",
"lsp1_99m",
};
PNAME(lsp1_wclk_ssp_p) = {
"lsp1_148m5",
"lsp1_99m",
"lsp1_24m",
};
static struct zx_clk_mux lsp1_mux_clk[] = {
MUX(0, "uart4_wclk_mux", lsp1_wclk_common_p, LSP1_UART4_CLK, 4, 1),
MUX(0, "uart5_wclk_mux", lsp1_wclk_common_p, LSP1_UART5_CLK, 4, 1),
MUX(0, "pwm_wclk_mux", lsp1_wclk_common_p, LSP1_PWM_CLK, 4, 1),
MUX(0, "i2c2_wclk_mux", lsp1_wclk_common_p, LSP1_I2C2_CLK, 4, 1),
MUX(0, "ssp2_wclk_mux", lsp1_wclk_ssp_p, LSP1_SSP2_CLK, 4, 2),
MUX(0, "ssp3_wclk_mux", lsp1_wclk_ssp_p, LSP1_SSP3_CLK, 4, 2),
MUX(0, "ssp4_wclk_mux", lsp1_wclk_ssp_p, LSP1_SSP4_CLK, 4, 2),
MUX(0, "usim1_wclk_mux", lsp1_wclk_common_p, LSP1_USIM1_CLK, 4, 1),
};
static struct zx_clk_div lsp1_div_clk[] = {
DIV_T(0, "pwm_div", "pwm_wclk_mux", LSP1_PWM_CLK, 12, 4, CLK_SET_RATE_PARENT, common_div_table),
DIV_T(0, "ssp2_div", "ssp2_wclk_mux", LSP1_SSP2_CLK, 12, 4, CLK_SET_RATE_PARENT, common_even_div_table),
DIV_T(0, "ssp3_div", "ssp3_wclk_mux", LSP1_SSP3_CLK, 12, 4, CLK_SET_RATE_PARENT, common_even_div_table),
DIV_T(0, "ssp4_div", "ssp4_wclk_mux", LSP1_SSP4_CLK, 12, 4, CLK_SET_RATE_PARENT, common_even_div_table),
};
static struct zx_clk_gate lsp1_gate_clk[] = {
GATE(LSP1_UART4_WCLK, "lsp1_uart4_wclk", "uart4_wclk_mux", LSP1_UART4_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP1_UART5_WCLK, "lsp1_uart5_wclk", "uart5_wclk_mux", LSP1_UART5_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP1_PWM_WCLK, "lsp1_pwm_wclk", "pwm_div", LSP1_PWM_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP1_PWM_PCLK, "lsp1_pwm_pclk", "lsp1_pclk", LSP1_PWM_CLK, 0, 0, 0),
GATE(LSP1_I2C2_WCLK, "lsp1_i2c2_wclk", "i2c2_wclk_mux", LSP1_I2C2_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP1_SSP2_WCLK, "lsp1_ssp2_wclk", "ssp2_div", LSP1_SSP2_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP1_SSP3_WCLK, "lsp1_ssp3_wclk", "ssp3_div", LSP1_SSP3_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP1_SSP4_WCLK, "lsp1_ssp4_wclk", "ssp4_div", LSP1_SSP4_CLK, 1, CLK_SET_RATE_PARENT, 0),
GATE(LSP1_USIM1_WCLK, "lsp1_usim1_wclk", "usim1_wclk_mux", LSP1_USIM1_CLK, 1, CLK_SET_RATE_PARENT, 0),
};
static struct clk_hw_onecell_data lsp1_hw_onecell_data = {
.num = LSP1_NR_CLKS,
.hws = {
[LSP1_NR_CLKS - 1] = NULL,
},
};
static int __init lsp1_clocks_init(struct device_node *np)
{
void __iomem *reg_base;
int i, ret;
reg_base = of_iomap(np, 0);
if (!reg_base) {
pr_err("%s: Unable to map clk base\n", __func__);
return -ENXIO;
}
for (i = 0; i < ARRAY_SIZE(lsp1_mux_clk); i++) {
if (lsp1_mux_clk[i].id)
lsp1_hw_onecell_data.hws[lsp1_mux_clk[i].id] =
&lsp0_mux_clk[i].mux.hw;
lsp1_mux_clk[i].mux.reg += (uintptr_t)reg_base;
ret = clk_hw_register(NULL, &lsp1_mux_clk[i].mux.hw);
if (ret) {
pr_warn("lsp1 clk %s init error!\n",
lsp1_mux_clk[i].mux.hw.init->name);
}
}
for (i = 0; i < ARRAY_SIZE(lsp1_gate_clk); i++) {
if (lsp1_gate_clk[i].id)
lsp1_hw_onecell_data.hws[lsp1_gate_clk[i].id] =
&lsp1_gate_clk[i].gate.hw;
lsp1_gate_clk[i].gate.reg += (uintptr_t)reg_base;
ret = clk_hw_register(NULL, &lsp1_gate_clk[i].gate.hw);
if (ret) {
pr_warn("lsp1 clk %s init error!\n",
lsp1_gate_clk[i].gate.hw.init->name);
}
}
for (i = 0; i < ARRAY_SIZE(lsp1_div_clk); i++) {
if (lsp1_div_clk[i].id)
lsp1_hw_onecell_data.hws[lsp1_div_clk[i].id] =
&lsp1_div_clk[i].div.hw;
lsp1_div_clk[i].div.reg += (uintptr_t)reg_base;
ret = clk_hw_register(NULL, &lsp1_div_clk[i].div.hw);
if (ret) {
pr_warn("lsp1 clk %s init error!\n",
lsp1_div_clk[i].div.hw.init->name);
}
}
if (of_clk_add_hw_provider(np, of_clk_hw_onecell_get, &lsp1_hw_onecell_data))
panic("could not register clk provider\n");
pr_info("lsp1-clk init over, nr:%d\n", LSP1_NR_CLKS);
return 0;
}
static const struct of_device_id zx_clkc_match_table[] = {
{ .compatible = "zte,zx296718-topcrm", .data = &top_clocks_init },
{ .compatible = "zte,zx296718-lsp0crm", .data = &lsp0_clocks_init },
{ .compatible = "zte,zx296718-lsp1crm", .data = &lsp1_clocks_init },
{ }
};
static int zx_clkc_probe(struct platform_device *pdev)
{
int (*init_fn)(struct device_node *np);
struct device_node *np = pdev->dev.of_node;
init_fn = of_device_get_match_data(&pdev->dev);
if (!init_fn) {
dev_err(&pdev->dev, "Error: No device match found\n");
return -ENODEV;
}
return init_fn(np);
}
static struct platform_driver zx_clk_driver = {
.probe = zx_clkc_probe,
.driver = {
.name = "zx296718-clkc",
.of_match_table = zx_clkc_match_table,
},
};
builtin_platform_driver(zx_clk_driver);
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