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linux_old1/arch/arm/mach-davinci/dm365.c

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/*
* TI DaVinci DM365 chip specific setup
*
* Copyright (C) 2009 Texas Instruments
*
* 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 version 2.
*
* This program is distributed "as is" WITHOUT ANY WARRANTY of any
* kind, whether express or implied; 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/clk/davinci.h>
#include <linux/clkdev.h>
#include <linux/dma-mapping.h>
#include <linux/dmaengine.h>
#include <linux/init.h>
#include <linux/platform_data/edma.h>
#include <linux/platform_data/gpio-davinci.h>
#include <linux/platform_data/keyscan-davinci.h>
#include <linux/platform_data/spi-davinci.h>
#include <linux/platform_device.h>
#include <linux/serial_8250.h>
#include <linux/spi/spi.h>
#include <asm/mach/map.h>
#include <mach/common.h>
#include <mach/cputype.h>
#include <mach/irqs.h>
#include <mach/mux.h>
#include <mach/serial.h>
#include <mach/time.h>
#include "asp.h"
#include "davinci.h"
#include "mux.h"
#define DM365_REF_FREQ 24000000 /* 24 MHz on the DM365 EVM */
#define DM365_RTC_BASE 0x01c69000
#define DM365_KEYSCAN_BASE 0x01c69400
#define DM365_OSD_BASE 0x01c71c00
#define DM365_VENC_BASE 0x01c71e00
#define DAVINCI_DM365_VC_BASE 0x01d0c000
#define DAVINCI_DMA_VC_TX 2
#define DAVINCI_DMA_VC_RX 3
#define DM365_EMAC_BASE 0x01d07000
#define DM365_EMAC_MDIO_BASE (DM365_EMAC_BASE + 0x4000)
#define DM365_EMAC_CNTRL_OFFSET 0x0000
#define DM365_EMAC_CNTRL_MOD_OFFSET 0x3000
#define DM365_EMAC_CNTRL_RAM_OFFSET 0x1000
#define DM365_EMAC_CNTRL_RAM_SIZE 0x2000
#define INTMUX 0x18
#define EVTMUX 0x1c
static const struct mux_config dm365_pins[] = {
#ifdef CONFIG_DAVINCI_MUX
MUX_CFG(DM365, MMCSD0, 0, 24, 1, 0, false)
MUX_CFG(DM365, SD1_CLK, 0, 16, 3, 1, false)
MUX_CFG(DM365, SD1_CMD, 4, 30, 3, 1, false)
MUX_CFG(DM365, SD1_DATA3, 4, 28, 3, 1, false)
MUX_CFG(DM365, SD1_DATA2, 4, 26, 3, 1, false)
MUX_CFG(DM365, SD1_DATA1, 4, 24, 3, 1, false)
MUX_CFG(DM365, SD1_DATA0, 4, 22, 3, 1, false)
MUX_CFG(DM365, I2C_SDA, 3, 23, 3, 2, false)
MUX_CFG(DM365, I2C_SCL, 3, 21, 3, 2, false)
MUX_CFG(DM365, AEMIF_AR_A14, 2, 0, 3, 1, false)
MUX_CFG(DM365, AEMIF_AR_BA0, 2, 0, 3, 2, false)
MUX_CFG(DM365, AEMIF_A3, 2, 2, 3, 1, false)
MUX_CFG(DM365, AEMIF_A7, 2, 4, 3, 1, false)
MUX_CFG(DM365, AEMIF_D15_8, 2, 6, 1, 1, false)
MUX_CFG(DM365, AEMIF_CE0, 2, 7, 1, 0, false)
MUX_CFG(DM365, AEMIF_CE1, 2, 8, 1, 0, false)
MUX_CFG(DM365, AEMIF_WE_OE, 2, 9, 1, 0, false)
MUX_CFG(DM365, MCBSP0_BDX, 0, 23, 1, 1, false)
MUX_CFG(DM365, MCBSP0_X, 0, 22, 1, 1, false)
MUX_CFG(DM365, MCBSP0_BFSX, 0, 21, 1, 1, false)
MUX_CFG(DM365, MCBSP0_BDR, 0, 20, 1, 1, false)
MUX_CFG(DM365, MCBSP0_R, 0, 19, 1, 1, false)
MUX_CFG(DM365, MCBSP0_BFSR, 0, 18, 1, 1, false)
MUX_CFG(DM365, SPI0_SCLK, 3, 28, 1, 1, false)
MUX_CFG(DM365, SPI0_SDI, 3, 26, 3, 1, false)
MUX_CFG(DM365, SPI0_SDO, 3, 25, 1, 1, false)
MUX_CFG(DM365, SPI0_SDENA0, 3, 29, 3, 1, false)
MUX_CFG(DM365, SPI0_SDENA1, 3, 26, 3, 2, false)
MUX_CFG(DM365, UART0_RXD, 3, 20, 1, 1, false)
MUX_CFG(DM365, UART0_TXD, 3, 19, 1, 1, false)
MUX_CFG(DM365, UART1_RXD, 3, 17, 3, 2, false)
MUX_CFG(DM365, UART1_TXD, 3, 15, 3, 2, false)
MUX_CFG(DM365, UART1_RTS, 3, 23, 3, 1, false)
MUX_CFG(DM365, UART1_CTS, 3, 21, 3, 1, false)
MUX_CFG(DM365, EMAC_TX_EN, 3, 17, 3, 1, false)
MUX_CFG(DM365, EMAC_TX_CLK, 3, 15, 3, 1, false)
MUX_CFG(DM365, EMAC_COL, 3, 14, 1, 1, false)
MUX_CFG(DM365, EMAC_TXD3, 3, 13, 1, 1, false)
MUX_CFG(DM365, EMAC_TXD2, 3, 12, 1, 1, false)
MUX_CFG(DM365, EMAC_TXD1, 3, 11, 1, 1, false)
MUX_CFG(DM365, EMAC_TXD0, 3, 10, 1, 1, false)
MUX_CFG(DM365, EMAC_RXD3, 3, 9, 1, 1, false)
MUX_CFG(DM365, EMAC_RXD2, 3, 8, 1, 1, false)
MUX_CFG(DM365, EMAC_RXD1, 3, 7, 1, 1, false)
MUX_CFG(DM365, EMAC_RXD0, 3, 6, 1, 1, false)
MUX_CFG(DM365, EMAC_RX_CLK, 3, 5, 1, 1, false)
MUX_CFG(DM365, EMAC_RX_DV, 3, 4, 1, 1, false)
MUX_CFG(DM365, EMAC_RX_ER, 3, 3, 1, 1, false)
MUX_CFG(DM365, EMAC_CRS, 3, 2, 1, 1, false)
MUX_CFG(DM365, EMAC_MDIO, 3, 1, 1, 1, false)
MUX_CFG(DM365, EMAC_MDCLK, 3, 0, 1, 1, false)
MUX_CFG(DM365, KEYSCAN, 2, 0, 0x3f, 0x3f, false)
MUX_CFG(DM365, PWM0, 1, 0, 3, 2, false)
MUX_CFG(DM365, PWM0_G23, 3, 26, 3, 3, false)
MUX_CFG(DM365, PWM1, 1, 2, 3, 2, false)
MUX_CFG(DM365, PWM1_G25, 3, 29, 3, 2, false)
MUX_CFG(DM365, PWM2_G87, 1, 10, 3, 2, false)
MUX_CFG(DM365, PWM2_G88, 1, 8, 3, 2, false)
MUX_CFG(DM365, PWM2_G89, 1, 6, 3, 2, false)
MUX_CFG(DM365, PWM2_G90, 1, 4, 3, 2, false)
MUX_CFG(DM365, PWM3_G80, 1, 20, 3, 3, false)
MUX_CFG(DM365, PWM3_G81, 1, 18, 3, 3, false)
MUX_CFG(DM365, PWM3_G85, 1, 14, 3, 2, false)
MUX_CFG(DM365, PWM3_G86, 1, 12, 3, 2, false)
MUX_CFG(DM365, SPI1_SCLK, 4, 2, 3, 1, false)
MUX_CFG(DM365, SPI1_SDI, 3, 31, 1, 1, false)
MUX_CFG(DM365, SPI1_SDO, 4, 0, 3, 1, false)
MUX_CFG(DM365, SPI1_SDENA0, 4, 4, 3, 1, false)
MUX_CFG(DM365, SPI1_SDENA1, 4, 0, 3, 2, false)
MUX_CFG(DM365, SPI2_SCLK, 4, 10, 3, 1, false)
MUX_CFG(DM365, SPI2_SDI, 4, 6, 3, 1, false)
MUX_CFG(DM365, SPI2_SDO, 4, 8, 3, 1, false)
MUX_CFG(DM365, SPI2_SDENA0, 4, 12, 3, 1, false)
MUX_CFG(DM365, SPI2_SDENA1, 4, 8, 3, 2, false)
MUX_CFG(DM365, SPI3_SCLK, 0, 0, 3, 2, false)
MUX_CFG(DM365, SPI3_SDI, 0, 2, 3, 2, false)
MUX_CFG(DM365, SPI3_SDO, 0, 6, 3, 2, false)
MUX_CFG(DM365, SPI3_SDENA0, 0, 4, 3, 2, false)
MUX_CFG(DM365, SPI3_SDENA1, 0, 6, 3, 3, false)
MUX_CFG(DM365, SPI4_SCLK, 4, 18, 3, 1, false)
MUX_CFG(DM365, SPI4_SDI, 4, 14, 3, 1, false)
MUX_CFG(DM365, SPI4_SDO, 4, 16, 3, 1, false)
MUX_CFG(DM365, SPI4_SDENA0, 4, 20, 3, 1, false)
MUX_CFG(DM365, SPI4_SDENA1, 4, 16, 3, 2, false)
MUX_CFG(DM365, CLKOUT0, 4, 20, 3, 3, false)
MUX_CFG(DM365, CLKOUT1, 4, 16, 3, 3, false)
MUX_CFG(DM365, CLKOUT2, 4, 8, 3, 3, false)
MUX_CFG(DM365, GPIO20, 3, 21, 3, 0, false)
MUX_CFG(DM365, GPIO30, 4, 6, 3, 0, false)
MUX_CFG(DM365, GPIO31, 4, 8, 3, 0, false)
MUX_CFG(DM365, GPIO32, 4, 10, 3, 0, false)
MUX_CFG(DM365, GPIO33, 4, 12, 3, 0, false)
MUX_CFG(DM365, GPIO40, 4, 26, 3, 0, false)
MUX_CFG(DM365, GPIO64_57, 2, 6, 1, 0, false)
MUX_CFG(DM365, VOUT_FIELD, 1, 18, 3, 1, false)
MUX_CFG(DM365, VOUT_FIELD_G81, 1, 18, 3, 0, false)
MUX_CFG(DM365, VOUT_HVSYNC, 1, 16, 1, 0, false)
MUX_CFG(DM365, VOUT_COUTL_EN, 1, 0, 0xff, 0x55, false)
MUX_CFG(DM365, VOUT_COUTH_EN, 1, 8, 0xff, 0x55, false)
MUX_CFG(DM365, VIN_CAM_WEN, 0, 14, 3, 0, false)
MUX_CFG(DM365, VIN_CAM_VD, 0, 13, 1, 0, false)
MUX_CFG(DM365, VIN_CAM_HD, 0, 12, 1, 0, false)
MUX_CFG(DM365, VIN_YIN4_7_EN, 0, 0, 0xff, 0, false)
MUX_CFG(DM365, VIN_YIN0_3_EN, 0, 8, 0xf, 0, false)
INT_CFG(DM365, INT_EDMA_CC, 2, 1, 1, false)
INT_CFG(DM365, INT_EDMA_TC0_ERR, 3, 1, 1, false)
INT_CFG(DM365, INT_EDMA_TC1_ERR, 4, 1, 1, false)
INT_CFG(DM365, INT_EDMA_TC2_ERR, 22, 1, 1, false)
INT_CFG(DM365, INT_EDMA_TC3_ERR, 23, 1, 1, false)
INT_CFG(DM365, INT_PRTCSS, 10, 1, 1, false)
INT_CFG(DM365, INT_EMAC_RXTHRESH, 14, 1, 1, false)
INT_CFG(DM365, INT_EMAC_RXPULSE, 15, 1, 1, false)
INT_CFG(DM365, INT_EMAC_TXPULSE, 16, 1, 1, false)
INT_CFG(DM365, INT_EMAC_MISCPULSE, 17, 1, 1, false)
INT_CFG(DM365, INT_IMX0_ENABLE, 0, 1, 0, false)
INT_CFG(DM365, INT_IMX0_DISABLE, 0, 1, 1, false)
INT_CFG(DM365, INT_HDVICP_ENABLE, 0, 1, 1, false)
INT_CFG(DM365, INT_HDVICP_DISABLE, 0, 1, 0, false)
INT_CFG(DM365, INT_IMX1_ENABLE, 24, 1, 1, false)
INT_CFG(DM365, INT_IMX1_DISABLE, 24, 1, 0, false)
INT_CFG(DM365, INT_NSF_ENABLE, 25, 1, 1, false)
INT_CFG(DM365, INT_NSF_DISABLE, 25, 1, 0, false)
EVT_CFG(DM365, EVT2_ASP_TX, 0, 1, 0, false)
EVT_CFG(DM365, EVT3_ASP_RX, 1, 1, 0, false)
EVT_CFG(DM365, EVT2_VC_TX, 0, 1, 1, false)
EVT_CFG(DM365, EVT3_VC_RX, 1, 1, 1, false)
#endif
};
static u64 dm365_spi0_dma_mask = DMA_BIT_MASK(32);
static struct davinci_spi_platform_data dm365_spi0_pdata = {
.version = SPI_VERSION_1,
.num_chipselect = 2,
.dma_event_q = EVENTQ_3,
.prescaler_limit = 1,
};
static struct resource dm365_spi0_resources[] = {
{
.start = 0x01c66000,
.end = 0x01c667ff,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_DM365_SPIINT0_0,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device dm365_spi0_device = {
.name = "spi_davinci",
.id = 0,
.dev = {
.dma_mask = &dm365_spi0_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &dm365_spi0_pdata,
},
.num_resources = ARRAY_SIZE(dm365_spi0_resources),
.resource = dm365_spi0_resources,
};
void __init dm365_init_spi0(unsigned chipselect_mask,
const struct spi_board_info *info, unsigned len)
{
davinci_cfg_reg(DM365_SPI0_SCLK);
davinci_cfg_reg(DM365_SPI0_SDI);
davinci_cfg_reg(DM365_SPI0_SDO);
/* not all slaves will be wired up */
if (chipselect_mask & BIT(0))
davinci_cfg_reg(DM365_SPI0_SDENA0);
if (chipselect_mask & BIT(1))
davinci_cfg_reg(DM365_SPI0_SDENA1);
spi_register_board_info(info, len);
platform_device_register(&dm365_spi0_device);
}
static struct resource dm365_gpio_resources[] = {
{ /* registers */
.start = DAVINCI_GPIO_BASE,
.end = DAVINCI_GPIO_BASE + SZ_4K - 1,
.flags = IORESOURCE_MEM,
},
{ /* interrupt */
.start = IRQ_DM365_GPIO0,
.end = IRQ_DM365_GPIO7,
.flags = IORESOURCE_IRQ,
},
};
static struct davinci_gpio_platform_data dm365_gpio_platform_data = {
.ngpio = 104,
.gpio_unbanked = 8,
};
int __init dm365_gpio_register(void)
{
return davinci_gpio_register(dm365_gpio_resources,
ARRAY_SIZE(dm365_gpio_resources),
&dm365_gpio_platform_data);
}
static struct emac_platform_data dm365_emac_pdata = {
.ctrl_reg_offset = DM365_EMAC_CNTRL_OFFSET,
.ctrl_mod_reg_offset = DM365_EMAC_CNTRL_MOD_OFFSET,
.ctrl_ram_offset = DM365_EMAC_CNTRL_RAM_OFFSET,
.ctrl_ram_size = DM365_EMAC_CNTRL_RAM_SIZE,
.version = EMAC_VERSION_2,
};
static struct resource dm365_emac_resources[] = {
{
.start = DM365_EMAC_BASE,
.end = DM365_EMAC_BASE + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_DM365_EMAC_RXTHRESH,
.end = IRQ_DM365_EMAC_RXTHRESH,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_DM365_EMAC_RXPULSE,
.end = IRQ_DM365_EMAC_RXPULSE,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_DM365_EMAC_TXPULSE,
.end = IRQ_DM365_EMAC_TXPULSE,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_DM365_EMAC_MISCPULSE,
.end = IRQ_DM365_EMAC_MISCPULSE,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device dm365_emac_device = {
.name = "davinci_emac",
.id = 1,
.dev = {
.platform_data = &dm365_emac_pdata,
},
.num_resources = ARRAY_SIZE(dm365_emac_resources),
.resource = dm365_emac_resources,
};
static struct resource dm365_mdio_resources[] = {
{
.start = DM365_EMAC_MDIO_BASE,
.end = DM365_EMAC_MDIO_BASE + SZ_4K - 1,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device dm365_mdio_device = {
.name = "davinci_mdio",
.id = 0,
.num_resources = ARRAY_SIZE(dm365_mdio_resources),
.resource = dm365_mdio_resources,
};
static u8 dm365_default_priorities[DAVINCI_N_AINTC_IRQ] = {
[IRQ_VDINT0] = 2,
[IRQ_VDINT1] = 6,
[IRQ_VDINT2] = 6,
[IRQ_HISTINT] = 6,
[IRQ_H3AINT] = 6,
[IRQ_PRVUINT] = 6,
[IRQ_RSZINT] = 6,
[IRQ_DM365_INSFINT] = 7,
[IRQ_VENCINT] = 6,
[IRQ_ASQINT] = 6,
[IRQ_IMXINT] = 6,
[IRQ_DM365_IMCOPINT] = 4,
[IRQ_USBINT] = 4,
[IRQ_DM365_RTOINT] = 7,
[IRQ_DM365_TINT5] = 7,
[IRQ_DM365_TINT6] = 5,
[IRQ_CCINT0] = 5,
[IRQ_CCERRINT] = 5,
[IRQ_TCERRINT0] = 5,
[IRQ_TCERRINT] = 7,
[IRQ_PSCIN] = 4,
[IRQ_DM365_SPINT2_1] = 7,
[IRQ_DM365_TINT7] = 7,
[IRQ_DM365_SDIOINT0] = 7,
[IRQ_MBXINT] = 7,
[IRQ_MBRINT] = 7,
[IRQ_MMCINT] = 7,
[IRQ_DM365_MMCINT1] = 7,
[IRQ_DM365_PWMINT3] = 7,
[IRQ_AEMIFINT] = 2,
[IRQ_DM365_SDIOINT1] = 2,
[IRQ_TINT0_TINT12] = 7,
[IRQ_TINT0_TINT34] = 7,
[IRQ_TINT1_TINT12] = 7,
[IRQ_TINT1_TINT34] = 7,
[IRQ_PWMINT0] = 7,
[IRQ_PWMINT1] = 3,
[IRQ_PWMINT2] = 3,
[IRQ_I2C] = 3,
[IRQ_UARTINT0] = 3,
[IRQ_UARTINT1] = 3,
[IRQ_DM365_RTCINT] = 3,
[IRQ_DM365_SPIINT0_0] = 3,
[IRQ_DM365_SPIINT3_0] = 3,
[IRQ_DM365_GPIO0] = 3,
[IRQ_DM365_GPIO1] = 7,
[IRQ_DM365_GPIO2] = 4,
[IRQ_DM365_GPIO3] = 4,
[IRQ_DM365_GPIO4] = 7,
[IRQ_DM365_GPIO5] = 7,
[IRQ_DM365_GPIO6] = 7,
[IRQ_DM365_GPIO7] = 7,
[IRQ_DM365_EMAC_RXTHRESH] = 7,
[IRQ_DM365_EMAC_RXPULSE] = 7,
[IRQ_DM365_EMAC_TXPULSE] = 7,
[IRQ_DM365_EMAC_MISCPULSE] = 7,
[IRQ_DM365_GPIO12] = 7,
[IRQ_DM365_GPIO13] = 7,
[IRQ_DM365_GPIO14] = 7,
[IRQ_DM365_GPIO15] = 7,
[IRQ_DM365_KEYINT] = 7,
[IRQ_DM365_TCERRINT2] = 7,
[IRQ_DM365_TCERRINT3] = 7,
[IRQ_DM365_EMUINT] = 7,
};
/* Four Transfer Controllers on DM365 */
static s8 dm365_queue_priority_mapping[][2] = {
/* {event queue no, Priority} */
{0, 7},
{1, 7},
{2, 7},
{3, 0},
{-1, -1},
};
static const struct dma_slave_map dm365_edma_map[] = {
{ "davinci-mcbsp.0", "tx", EDMA_FILTER_PARAM(0, 2) },
{ "davinci-mcbsp.0", "rx", EDMA_FILTER_PARAM(0, 3) },
{ "davinci_voicecodec", "tx", EDMA_FILTER_PARAM(0, 2) },
{ "davinci_voicecodec", "rx", EDMA_FILTER_PARAM(0, 3) },
{ "spi_davinci.2", "tx", EDMA_FILTER_PARAM(0, 10) },
{ "spi_davinci.2", "rx", EDMA_FILTER_PARAM(0, 11) },
{ "spi_davinci.1", "tx", EDMA_FILTER_PARAM(0, 14) },
{ "spi_davinci.1", "rx", EDMA_FILTER_PARAM(0, 15) },
{ "spi_davinci.0", "tx", EDMA_FILTER_PARAM(0, 16) },
{ "spi_davinci.0", "rx", EDMA_FILTER_PARAM(0, 17) },
{ "spi_davinci.3", "tx", EDMA_FILTER_PARAM(0, 18) },
{ "spi_davinci.3", "rx", EDMA_FILTER_PARAM(0, 19) },
{ "da830-mmc.0", "rx", EDMA_FILTER_PARAM(0, 26) },
{ "da830-mmc.0", "tx", EDMA_FILTER_PARAM(0, 27) },
{ "da830-mmc.1", "rx", EDMA_FILTER_PARAM(0, 30) },
{ "da830-mmc.1", "tx", EDMA_FILTER_PARAM(0, 31) },
};
static struct edma_soc_info dm365_edma_pdata = {
.queue_priority_mapping = dm365_queue_priority_mapping,
.default_queue = EVENTQ_3,
.slave_map = dm365_edma_map,
.slavecnt = ARRAY_SIZE(dm365_edma_map),
};
static struct resource edma_resources[] = {
{
.name = "edma3_cc",
.start = 0x01c00000,
.end = 0x01c00000 + SZ_64K - 1,
.flags = IORESOURCE_MEM,
},
{
.name = "edma3_tc0",
.start = 0x01c10000,
.end = 0x01c10000 + SZ_1K - 1,
.flags = IORESOURCE_MEM,
},
{
.name = "edma3_tc1",
.start = 0x01c10400,
.end = 0x01c10400 + SZ_1K - 1,
.flags = IORESOURCE_MEM,
},
{
.name = "edma3_tc2",
.start = 0x01c10800,
.end = 0x01c10800 + SZ_1K - 1,
.flags = IORESOURCE_MEM,
},
{
.name = "edma3_tc3",
.start = 0x01c10c00,
.end = 0x01c10c00 + SZ_1K - 1,
.flags = IORESOURCE_MEM,
},
{
.name = "edma3_ccint",
.start = IRQ_CCINT0,
.flags = IORESOURCE_IRQ,
},
{
.name = "edma3_ccerrint",
.start = IRQ_CCERRINT,
.flags = IORESOURCE_IRQ,
},
/* not using TC*_ERR */
};
static const struct platform_device_info dm365_edma_device __initconst = {
.name = "edma",
.id = 0,
.dma_mask = DMA_BIT_MASK(32),
.res = edma_resources,
.num_res = ARRAY_SIZE(edma_resources),
.data = &dm365_edma_pdata,
.size_data = sizeof(dm365_edma_pdata),
};
static struct resource dm365_asp_resources[] = {
{
.name = "mpu",
.start = DAVINCI_DM365_ASP0_BASE,
.end = DAVINCI_DM365_ASP0_BASE + SZ_8K - 1,
.flags = IORESOURCE_MEM,
},
{
.start = DAVINCI_DMA_ASP0_TX,
.end = DAVINCI_DMA_ASP0_TX,
.flags = IORESOURCE_DMA,
},
{
.start = DAVINCI_DMA_ASP0_RX,
.end = DAVINCI_DMA_ASP0_RX,
.flags = IORESOURCE_DMA,
},
};
static struct platform_device dm365_asp_device = {
.name = "davinci-mcbsp",
.id = -1,
.num_resources = ARRAY_SIZE(dm365_asp_resources),
.resource = dm365_asp_resources,
};
static struct resource dm365_vc_resources[] = {
{
.start = DAVINCI_DM365_VC_BASE,
.end = DAVINCI_DM365_VC_BASE + SZ_1K - 1,
.flags = IORESOURCE_MEM,
},
{
.start = DAVINCI_DMA_VC_TX,
.end = DAVINCI_DMA_VC_TX,
.flags = IORESOURCE_DMA,
},
{
.start = DAVINCI_DMA_VC_RX,
.end = DAVINCI_DMA_VC_RX,
.flags = IORESOURCE_DMA,
},
};
static struct platform_device dm365_vc_device = {
.name = "davinci_voicecodec",
.id = -1,
.num_resources = ARRAY_SIZE(dm365_vc_resources),
.resource = dm365_vc_resources,
};
static struct resource dm365_rtc_resources[] = {
{
.start = DM365_RTC_BASE,
.end = DM365_RTC_BASE + SZ_1K - 1,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_DM365_RTCINT,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device dm365_rtc_device = {
.name = "rtc_davinci",
.id = 0,
.num_resources = ARRAY_SIZE(dm365_rtc_resources),
.resource = dm365_rtc_resources,
};
static struct map_desc dm365_io_desc[] = {
{
.virtual = IO_VIRT,
.pfn = __phys_to_pfn(IO_PHYS),
.length = IO_SIZE,
.type = MT_DEVICE
},
};
static struct resource dm365_ks_resources[] = {
{
/* registers */
.start = DM365_KEYSCAN_BASE,
.end = DM365_KEYSCAN_BASE + SZ_1K - 1,
.flags = IORESOURCE_MEM,
},
{
/* interrupt */
.start = IRQ_DM365_KEYINT,
.end = IRQ_DM365_KEYINT,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device dm365_ks_device = {
.name = "davinci_keyscan",
.id = 0,
.num_resources = ARRAY_SIZE(dm365_ks_resources),
.resource = dm365_ks_resources,
};
/* Contents of JTAG ID register used to identify exact cpu type */
static struct davinci_id dm365_ids[] = {
{
.variant = 0x0,
.part_no = 0xb83e,
.manufacturer = 0x017,
.cpu_id = DAVINCI_CPU_ID_DM365,
.name = "dm365_rev1.1",
},
{
.variant = 0x8,
.part_no = 0xb83e,
.manufacturer = 0x017,
.cpu_id = DAVINCI_CPU_ID_DM365,
.name = "dm365_rev1.2",
},
};
static struct davinci_timer_info dm365_timer_info = {
.timers = davinci_timer_instance,
.clockevent_id = T0_BOT,
.clocksource_id = T0_TOP,
};
#define DM365_UART1_BASE (IO_PHYS + 0x106000)
static struct plat_serial8250_port dm365_serial0_platform_data[] = {
{
.mapbase = DAVINCI_UART0_BASE,
.irq = IRQ_UARTINT0,
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
UPF_IOREMAP,
.iotype = UPIO_MEM,
.regshift = 2,
},
{
.flags = 0,
}
};
static struct plat_serial8250_port dm365_serial1_platform_data[] = {
{
.mapbase = DM365_UART1_BASE,
.irq = IRQ_UARTINT1,
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
UPF_IOREMAP,
.iotype = UPIO_MEM,
.regshift = 2,
},
{
.flags = 0,
}
};
struct platform_device dm365_serial_device[] = {
{
.name = "serial8250",
.id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = dm365_serial0_platform_data,
}
},
{
.name = "serial8250",
.id = PLAT8250_DEV_PLATFORM1,
.dev = {
.platform_data = dm365_serial1_platform_data,
}
},
{
}
};
static const struct davinci_soc_info davinci_soc_info_dm365 = {
.io_desc = dm365_io_desc,
.io_desc_num = ARRAY_SIZE(dm365_io_desc),
.jtag_id_reg = 0x01c40028,
.ids = dm365_ids,
.ids_num = ARRAY_SIZE(dm365_ids),
.pinmux_base = DAVINCI_SYSTEM_MODULE_BASE,
.pinmux_pins = dm365_pins,
.pinmux_pins_num = ARRAY_SIZE(dm365_pins),
.intc_base = DAVINCI_ARM_INTC_BASE,
.intc_type = DAVINCI_INTC_TYPE_AINTC,
.intc_irq_prios = dm365_default_priorities,
.intc_irq_num = DAVINCI_N_AINTC_IRQ,
.timer_info = &dm365_timer_info,
.emac_pdata = &dm365_emac_pdata,
.sram_dma = 0x00010000,
.sram_len = SZ_32K,
};
void __init dm365_init_asp(void)
{
davinci_cfg_reg(DM365_MCBSP0_BDX);
davinci_cfg_reg(DM365_MCBSP0_X);
davinci_cfg_reg(DM365_MCBSP0_BFSX);
davinci_cfg_reg(DM365_MCBSP0_BDR);
davinci_cfg_reg(DM365_MCBSP0_R);
davinci_cfg_reg(DM365_MCBSP0_BFSR);
davinci_cfg_reg(DM365_EVT2_ASP_TX);
davinci_cfg_reg(DM365_EVT3_ASP_RX);
platform_device_register(&dm365_asp_device);
}
void __init dm365_init_vc(void)
{
davinci_cfg_reg(DM365_EVT2_VC_TX);
davinci_cfg_reg(DM365_EVT3_VC_RX);
platform_device_register(&dm365_vc_device);
}
void __init dm365_init_ks(struct davinci_ks_platform_data *pdata)
{
dm365_ks_device.dev.platform_data = pdata;
platform_device_register(&dm365_ks_device);
}
void __init dm365_init_rtc(void)
{
davinci_cfg_reg(DM365_INT_PRTCSS);
platform_device_register(&dm365_rtc_device);
}
void __init dm365_init(void)
{
davinci_common_init(&davinci_soc_info_dm365);
davinci_map_sysmod();
}
void __init dm365_init_time(void)
{
void __iomem *pll1, *pll2, *psc;
struct clk *clk;
clk_register_fixed_rate(NULL, "ref_clk", NULL, 0, DM365_REF_FREQ);
pll1 = ioremap(DAVINCI_PLL1_BASE, SZ_1K);
dm365_pll1_init(NULL, pll1, NULL);
pll2 = ioremap(DAVINCI_PLL2_BASE, SZ_1K);
dm365_pll2_init(NULL, pll2, NULL);
psc = ioremap(DAVINCI_PWR_SLEEP_CNTRL_BASE, SZ_4K);
dm365_psc_init(NULL, psc);
clk = clk_get(NULL, "timer0");
davinci_timer_init(clk);
}
void __init dm365_register_clocks(void)
{
/* all clocks are currently registered in dm365_init_time() */
}
static struct resource dm365_vpss_resources[] = {
{
/* VPSS ISP5 Base address */
.name = "isp5",
.start = 0x01c70000,
.end = 0x01c70000 + 0xff,
.flags = IORESOURCE_MEM,
},
{
/* VPSS CLK Base address */
.name = "vpss",
.start = 0x01c70200,
.end = 0x01c70200 + 0xff,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device dm365_vpss_device = {
.name = "vpss",
.id = -1,
.dev.platform_data = "dm365_vpss",
.num_resources = ARRAY_SIZE(dm365_vpss_resources),
.resource = dm365_vpss_resources,
};
static struct resource vpfe_resources[] = {
{
.start = IRQ_VDINT0,
.end = IRQ_VDINT0,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_VDINT1,
.end = IRQ_VDINT1,
.flags = IORESOURCE_IRQ,
},
};
static u64 vpfe_capture_dma_mask = DMA_BIT_MASK(32);
static struct platform_device vpfe_capture_dev = {
.name = CAPTURE_DRV_NAME,
.id = -1,
.num_resources = ARRAY_SIZE(vpfe_resources),
.resource = vpfe_resources,
.dev = {
.dma_mask = &vpfe_capture_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
static void dm365_isif_setup_pinmux(void)
{
davinci_cfg_reg(DM365_VIN_CAM_WEN);
davinci_cfg_reg(DM365_VIN_CAM_VD);
davinci_cfg_reg(DM365_VIN_CAM_HD);
davinci_cfg_reg(DM365_VIN_YIN4_7_EN);
davinci_cfg_reg(DM365_VIN_YIN0_3_EN);
}
static struct resource isif_resource[] = {
/* ISIF Base address */
{
.start = 0x01c71000,
.end = 0x01c71000 + 0x1ff,
.flags = IORESOURCE_MEM,
},
/* ISIF Linearization table 0 */
{
.start = 0x1C7C000,
.end = 0x1C7C000 + 0x2ff,
.flags = IORESOURCE_MEM,
},
/* ISIF Linearization table 1 */
{
.start = 0x1C7C400,
.end = 0x1C7C400 + 0x2ff,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device dm365_isif_dev = {
.name = "isif",
.id = -1,
.num_resources = ARRAY_SIZE(isif_resource),
.resource = isif_resource,
.dev = {
.dma_mask = &vpfe_capture_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = dm365_isif_setup_pinmux,
},
};
static struct resource dm365_osd_resources[] = {
{
.start = DM365_OSD_BASE,
.end = DM365_OSD_BASE + 0xff,
.flags = IORESOURCE_MEM,
},
};
static u64 dm365_video_dma_mask = DMA_BIT_MASK(32);
static struct platform_device dm365_osd_dev = {
.name = DM365_VPBE_OSD_SUBDEV_NAME,
.id = -1,
.num_resources = ARRAY_SIZE(dm365_osd_resources),
.resource = dm365_osd_resources,
.dev = {
.dma_mask = &dm365_video_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
static struct resource dm365_venc_resources[] = {
{
.start = IRQ_VENCINT,
.end = IRQ_VENCINT,
.flags = IORESOURCE_IRQ,
},
/* venc registers io space */
{
.start = DM365_VENC_BASE,
.end = DM365_VENC_BASE + 0x177,
.flags = IORESOURCE_MEM,
},
/* vdaccfg registers io space */
{
.start = DAVINCI_SYSTEM_MODULE_BASE + SYSMOD_VDAC_CONFIG,
.end = DAVINCI_SYSTEM_MODULE_BASE + SYSMOD_VDAC_CONFIG + 3,
.flags = IORESOURCE_MEM,
},
};
static struct resource dm365_v4l2_disp_resources[] = {
{
.start = IRQ_VENCINT,
.end = IRQ_VENCINT,
.flags = IORESOURCE_IRQ,
},
/* venc registers io space */
{
.start = DM365_VENC_BASE,
.end = DM365_VENC_BASE + 0x177,
.flags = IORESOURCE_MEM,
},
};
static int dm365_vpbe_setup_pinmux(u32 if_type, int field)
{
switch (if_type) {
case MEDIA_BUS_FMT_SGRBG8_1X8:
davinci_cfg_reg(DM365_VOUT_FIELD_G81);
davinci_cfg_reg(DM365_VOUT_COUTL_EN);
davinci_cfg_reg(DM365_VOUT_COUTH_EN);
break;
case MEDIA_BUS_FMT_YUYV10_1X20:
if (field)
davinci_cfg_reg(DM365_VOUT_FIELD);
else
davinci_cfg_reg(DM365_VOUT_FIELD_G81);
davinci_cfg_reg(DM365_VOUT_COUTL_EN);
davinci_cfg_reg(DM365_VOUT_COUTH_EN);
break;
default:
return -EINVAL;
}
return 0;
}
static int dm365_venc_setup_clock(enum vpbe_enc_timings_type type,
unsigned int pclock)
{
void __iomem *vpss_clkctl_reg;
u32 val;
vpss_clkctl_reg = DAVINCI_SYSMOD_VIRT(SYSMOD_VPSS_CLKCTL);
switch (type) {
case VPBE_ENC_STD:
val = VPSS_VENCCLKEN_ENABLE | VPSS_DACCLKEN_ENABLE;
break;
case VPBE_ENC_DV_TIMINGS:
if (pclock <= 27000000) {
val = VPSS_VENCCLKEN_ENABLE | VPSS_DACCLKEN_ENABLE;
} else {
/* set sysclk4 to output 74.25 MHz from pll1 */
val = VPSS_PLLC2SYSCLK5_ENABLE | VPSS_DACCLKEN_ENABLE |
VPSS_VENCCLKEN_ENABLE;
}
break;
default:
return -EINVAL;
}
writel(val, vpss_clkctl_reg);
return 0;
}
static struct platform_device dm365_vpbe_display = {
.name = "vpbe-v4l2",
.id = -1,
.num_resources = ARRAY_SIZE(dm365_v4l2_disp_resources),
.resource = dm365_v4l2_disp_resources,
.dev = {
.dma_mask = &dm365_video_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
static struct venc_platform_data dm365_venc_pdata = {
.setup_pinmux = dm365_vpbe_setup_pinmux,
.setup_clock = dm365_venc_setup_clock,
};
static struct platform_device dm365_venc_dev = {
.name = DM365_VPBE_VENC_SUBDEV_NAME,
.id = -1,
.num_resources = ARRAY_SIZE(dm365_venc_resources),
.resource = dm365_venc_resources,
.dev = {
.dma_mask = &dm365_video_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = (void *)&dm365_venc_pdata,
},
};
static struct platform_device dm365_vpbe_dev = {
.name = "vpbe_controller",
.id = -1,
.dev = {
.dma_mask = &dm365_video_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
int __init dm365_init_video(struct vpfe_config *vpfe_cfg,
struct vpbe_config *vpbe_cfg)
{
if (vpfe_cfg || vpbe_cfg)
platform_device_register(&dm365_vpss_device);
if (vpfe_cfg) {
vpfe_capture_dev.dev.platform_data = vpfe_cfg;
platform_device_register(&dm365_isif_dev);
platform_device_register(&vpfe_capture_dev);
}
if (vpbe_cfg) {
dm365_vpbe_dev.dev.platform_data = vpbe_cfg;
platform_device_register(&dm365_osd_dev);
platform_device_register(&dm365_venc_dev);
platform_device_register(&dm365_vpbe_dev);
platform_device_register(&dm365_vpbe_display);
}
return 0;
}
static int __init dm365_init_devices(void)
{
struct platform_device *edma_pdev;
int ret = 0;
if (!cpu_is_davinci_dm365())
return 0;
davinci_cfg_reg(DM365_INT_EDMA_CC);
edma_pdev = platform_device_register_full(&dm365_edma_device);
if (IS_ERR(edma_pdev)) {
pr_warn("%s: Failed to register eDMA\n", __func__);
return PTR_ERR(edma_pdev);
}
platform_device_register(&dm365_mdio_device);
platform_device_register(&dm365_emac_device);
ret = davinci_init_wdt();
if (ret)
pr_warn("%s: watchdog init failed: %d\n", __func__, ret);
return ret;
}
postcore_initcall(dm365_init_devices);
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