From 4a9b8b0b061ef750b5ef31d1e9d2fa0206731f2f Mon Sep 17 00:00:00 2001 From: =?utf8?q?Uwe=20Kleine-K=C3=B6nig?= Date: Wed, 16 Jun 2010 18:03:05 +0200 Subject: [PATCH] ARM: imx: dynamically register imx-i2c devices (imx31) MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/mach-mx3/Kconfig | 4 ++++ arch/arm/mach-mx3/devices-imx31.h | 7 +++++++ arch/arm/mach-mx3/devices.c | 2 ++ arch/arm/mach-mx3/devices.h | 2 ++ arch/arm/mach-mx3/mach-armadillo5x0.c | 2 +- arch/arm/mach-mx3/mach-mx31ads.c | 3 ++- arch/arm/mach-mx3/mach-mx31moboard.c | 10 +++++----- arch/arm/mach-mx3/mach-pcm037.c | 9 ++++----- arch/arm/plat-mxc/include/mach/mx31.h | 4 ++-- 9 files changed, 29 insertions(+), 14 deletions(-) diff --git a/arch/arm/mach-mx3/Kconfig b/arch/arm/mach-mx3/Kconfig index 5611b23..557a20b 100644 --- a/arch/arm/mach-mx3/Kconfig +++ b/arch/arm/mach-mx3/Kconfig @@ -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 diff --git a/arch/arm/mach-mx3/devices-imx31.h b/arch/arm/mach-mx3/devices-imx31.h index 8bd8b38..56bc1e1 100644 --- a/arch/arm/mach-mx3/devices-imx31.h +++ b/arch/arm/mach-mx3/devices-imx31.h @@ -9,5 +9,12 @@ #include #include +#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) diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c index c8db849..0743214 100644 --- a/arch/arm/mach-mx3/devices.c +++ b/arch/arm/mach-mx3/devices.c @@ -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[] = { diff --git a/arch/arm/mach-mx3/devices.h b/arch/arm/mach-mx3/devices.h index 4a224e6..e108fa3 100644 --- a/arch/arm/mach-mx3/devices.h +++ b/arch/arm/mach-mx3/devices.h @@ -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; diff --git a/arch/arm/mach-mx3/mach-armadillo5x0.c b/arch/arm/mach-mx3/mach-armadillo5x0.c index 633107a6..423ffe7 100644 --- a/arch/arm/mach-mx3/mach-armadillo5x0.c +++ b/arch/arm/mach-mx3/mach-armadillo5x0.c @@ -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); diff --git a/arch/arm/mach-mx3/mach-mx31ads.c b/arch/arm/mach-mx3/mach-mx31ads.c index a68b868..b6dc6c8 100644 --- a/arch/arm/mach-mx3/mach-mx31ads.c +++ b/arch/arm/mach-mx3/mach-mx31ads.c @@ -38,6 +38,7 @@ #include #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) diff --git a/arch/arm/mach-mx3/mach-mx31moboard.c b/arch/arm/mach-mx3/mach-mx31moboard.c index 545cfdd..dd51d08 100644 --- a/arch/arm/mach-mx3/mach-mx31moboard.c +++ b/arch/arm/mach-mx3/mach-mx31moboard.c @@ -41,13 +41,13 @@ #include #include #include -#include #include #include #include #include #include +#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); diff --git a/arch/arm/mach-mx3/mach-pcm037.c b/arch/arm/mach-mx3/mach-pcm037.c index d7fef46..7e3fc47 100644 --- a/arch/arm/mach-mx3/mach-pcm037.c +++ b/arch/arm/mach-mx3/mach-pcm037.c @@ -41,7 +41,6 @@ #include #include #include -#include #include #include #include @@ -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); diff --git a/arch/arm/plat-mxc/include/mach/mx31.h b/arch/arm/plat-mxc/include/mach/mx31.h index fb90e11..afee3ab 100644 --- a/arch/arm/plat-mxc/include/mach/mx31.h +++ b/arch/arm/plat-mxc/include/mach/mx31.h @@ -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 -- 2.7.4