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ARM: imx: dynamically register imx-i2c devices (imx31) 

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
This commit is contained in:
Uwe Kleine-König 2010-06-16 18:03:05 +02:00
parent c69871597d
commit 4a9b8b0b06
9 changed files with 29 additions and 14 deletions
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4
arch/arm/mach-mx3/Kconfig
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@ -15,6 +15,7 @@ comment "MX3 platforms:"
config MACH_MX31ADS
bool "Support MX31ADS platforms"
select ARCH_MX31
select IMX_HAVE_PLATFORM_IMX_I2C
default y
help
Include support for MX31ADS platform. This includes specific
@ -34,6 +35,7 @@ config MACH_MX31ADS_WM1133_EV1
config MACH_PCM037
bool "Support Phytec pcm037 (i.MX31) platforms"
select ARCH_MX31
select IMX_HAVE_PLATFORM_IMX_I2C
select IMX_HAVE_PLATFORM_MXC_NAND
select MXC_ULPI if USB_ULPI
help
@ -77,6 +79,7 @@ config MACH_MX31_3DS_MXC_NAND_USE_BBT
config MACH_MX31MOBOARD
bool "Support mx31moboard platforms (EPFL Mobots group)"
select ARCH_MX31
select IMX_HAVE_PLATFORM_IMX_I2C
select MXC_ULPI if USB_ULPI
help
Include support for mx31moboard platform. This includes specific
@ -109,6 +112,7 @@ config MACH_PCM043
config MACH_ARMADILLO5X0
bool "Support Atmark Armadillo-500 Development Base Board"
select ARCH_MX31
select IMX_HAVE_PLATFORM_IMX_I2C
select IMX_HAVE_PLATFORM_MXC_NAND
select MXC_ULPI if USB_ULPI
help

7
arch/arm/mach-mx3/devices-imx31.h
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@ -9,5 +9,12 @@
#include <mach/mx31.h>
#include <mach/devices-common.h>
#define imx31_add_imx_i2c0(pdata) \
imx_add_imx_i2c(0, MX31_I2C1_BASE_ADDR, SZ_4K, MX31_INT_I2C1, pdata)
#define imx31_add_imx_i2c1(pdata) \
imx_add_imx_i2c(1, MX31_I2C2_BASE_ADDR, SZ_4K, MX31_INT_I2C2, pdata)
#define imx31_add_imx_i2c2(pdata) \
imx_add_imx_i2c(2, MX31_I2C3_BASE_ADDR, SZ_4K, MX31_INT_I2C3, pdata)
#define imx31_add_mxc_nand(pdata) \
imx_add_mxc_nand_v1(MX31_NFC_BASE_ADDR, MX31_INT_NANDFC, pdata)

2
arch/arm/mach-mx3/devices.c
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@ -167,6 +167,7 @@ struct platform_device mxc_w1_master_device = {
.resource = mxc_w1_master_resources,
};
#if defined(CONFIG_ARCH_MX35)
static struct resource mxc_i2c0_resources[] = {
{
.start = I2C_BASE_ADDR,
@ -223,6 +224,7 @@ struct platform_device mxc_i2c_device2 = {
.num_resources = ARRAY_SIZE(mxc_i2c2_resources),
.resource = mxc_i2c2_resources,
};
#endif
#ifdef CONFIG_ARCH_MX31
static struct resource mxcsdhc0_resources[] = {

2
arch/arm/mach-mx3/devices.h
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@ -5,9 +5,11 @@ extern struct platform_device mxc_uart_device2;
extern struct platform_device mxc_uart_device3;
extern struct platform_device mxc_uart_device4;
extern struct platform_device mxc_w1_master_device;
#if defined(CONFIG_ARCH_MX35)
extern struct platform_device mxc_i2c_device0;
extern struct platform_device mxc_i2c_device1;
extern struct platform_device mxc_i2c_device2;
#endif
extern struct platform_device mx3_ipu;
extern struct platform_device mx3_fb;
extern struct platform_device mx3_camera;

2
arch/arm/mach-mx3/mach-armadillo5x0.c
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@ -499,7 +499,6 @@ static struct imxuart_platform_data uart_pdata = {
static struct platform_device *devices[] __initdata = {
&armadillo5x0_smc911x_device,
&mxc_i2c_device1,
&armadillo5x0_button_device,
};
@ -512,6 +511,7 @@ static void __init armadillo5x0_init(void)
ARRAY_SIZE(armadillo5x0_pins), "armadillo5x0");
platform_add_devices(devices, ARRAY_SIZE(devices));
imx31_add_imx_i2c1(NULL);
/* Register UART */
mxc_register_device(&mxc_uart_device0, &uart_pdata);

3
arch/arm/mach-mx3/mach-mx31ads.c
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@ -38,6 +38,7 @@
#include <linux/mfd/wm8350/pmic.h>
#endif
#include "devices-imx31.h"
#include "devices.h"
/* Base address of PBC controller */
@ -500,7 +501,7 @@ static void mxc_init_i2c(void)
mxc_iomux_mode(IOMUX_MODE(MX31_PIN_CSPI2_MOSI, IOMUX_CONFIG_ALT1));
mxc_iomux_mode(IOMUX_MODE(MX31_PIN_CSPI2_MISO, IOMUX_CONFIG_ALT1));
mxc_register_device(&mxc_i2c_device1, NULL);
imx31_add_imx_i2c1(NULL);
}
#else
static void mxc_init_i2c(void)

10
arch/arm/mach-mx3/mach-mx31moboard.c
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@ -41,13 +41,13 @@
#include <mach/imx-uart.h>
#include <mach/iomux-mx3.h>
#include <mach/ipu.h>
#include <mach/i2c.h>
#include <mach/mmc.h>
#include <mach/mxc_ehci.h>
#include <mach/mx3_camera.h>
#include <mach/spi.h>
#include <mach/ulpi.h>
#include "devices-imx31.h"
#include "devices.h"
static unsigned int moboard_pins[] = {
@ -139,11 +139,11 @@ static struct imxuart_platform_data uart4_pdata = {
.flags = IMXUART_HAVE_RTSCTS,
};
static struct imxi2c_platform_data moboard_i2c0_pdata = {
static const struct imxi2c_platform_data moboard_i2c0_data __initconst = {
.bitrate = 400000,
};
static struct imxi2c_platform_data moboard_i2c1_pdata = {
static const struct imxi2c_platform_data moboard_i2c1_data __initconst = {
.bitrate = 100000,
};
@ -499,8 +499,8 @@ static void __init mxc_board_init(void)
mxc_register_device(&mxc_uart_device4, &uart4_pdata);
mxc_register_device(&mxc_i2c_device0, &moboard_i2c0_pdata);
mxc_register_device(&mxc_i2c_device1, &moboard_i2c1_pdata);
imx31_add_imx_i2c0(&moboard_i2c0_data);
imx31_add_imx_i2c1(&moboard_i2c1_data);
mxc_register_device(&mxc_spi_device1, &moboard_spi1_master);
mxc_register_device(&mxc_spi_device2, &moboard_spi2_master);

9
arch/arm/mach-mx3/mach-pcm037.c
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@ -41,7 +41,6 @@
#include <asm/mach/map.h>
#include <mach/common.h>
#include <mach/hardware.h>
#include <mach/i2c.h>
#include <mach/imx-uart.h>
#include <mach/iomux-mx3.h>
#include <mach/ipu.h>
@ -280,11 +279,11 @@ pcm037_nand_board_info __initconst = {
.hw_ecc = 1,
};
static struct imxi2c_platform_data pcm037_i2c_1_data = {
static const struct imxi2c_platform_data pcm037_i2c1_data __initconst = {
.bitrate = 100000,
};
static struct imxi2c_platform_data pcm037_i2c_2_data = {
static const struct imxi2c_platform_data pcm037_i2c2_data __initconst = {
.bitrate = 20000,
};
@ -630,8 +629,8 @@ static void __init mxc_board_init(void)
i2c_register_board_info(1, pcm037_i2c_devices,
ARRAY_SIZE(pcm037_i2c_devices));
mxc_register_device(&mxc_i2c_device1, &pcm037_i2c_1_data);
mxc_register_device(&mxc_i2c_device2, &pcm037_i2c_2_data);
imx31_add_imx_i2c1(&pcm037_i2c1_data);
imx31_add_imx_i2c2(&pcm037_i2c2_data);
imx31_add_mxc_nand(&pcm037_nand_board_info);
mxc_register_device(&mxcsdhc_device0, &sdhc_pdata);

4
arch/arm/plat-mxc/include/mach/mx31.h
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@ -23,7 +23,7 @@
#define MX31_ETB_SLOT4_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x10000)
#define MX31_ETB_SLOT5_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x14000)
#define MX31_ECT_CTIO_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x18000)
#define MX31_I2C_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x80000)
#define MX31_I2C1_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x80000)
#define MX31_I2C3_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x84000)
#define MX31_OTG_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x88000)
#define MX31_ATA_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x8c000)
@ -145,7 +145,7 @@ static inline void mx31_setup_weimcs(size_t cs,
#define MX31_INT_FIRI 7
#define MX31_INT_MMC_SDHC2 8
#define MX31_INT_MMC_SDHC1 9
#define MX31_INT_I2C 10
#define MX31_INT_I2C1 10
#define MX31_INT_SSI2 11
#define MX31_INT_SSI1 12
#define MX31_INT_CSPI2 13