From 81d9c7f27dd679df6d03df53eba4fd12caafdb47 Mon Sep 17 00:00:00 2001 From: Bryan Wu Date: Wed, 26 Mar 2008 10:02:13 +0800 Subject: [PATCH] [Blackfin] arch: add i2c board info struct and move to new-style i2c interface Signed-off-by: Bryan Wu --- arch/blackfin/mach-bf533/boards/stamp.c | 32 +++++++++++++++++++++++ arch/blackfin/mach-bf537/boards/stamp.c | 33 ++++++++++++++++++++++++ arch/blackfin/mach-bf548/boards/ezkit.c | 34 +++++++++++++++++++++++++ 3 files changed, 99 insertions(+) diff --git a/arch/blackfin/mach-bf533/boards/stamp.c b/arch/blackfin/mach-bf533/boards/stamp.c index ecf449b322..32b37afc6e 100644 --- a/arch/blackfin/mach-bf533/boards/stamp.c +++ b/arch/blackfin/mach-bf533/boards/stamp.c @@ -40,6 +40,7 @@ #endif #include #include +#include #include #include #include @@ -474,6 +475,31 @@ static struct platform_device i2c_gpio_device = { }; #endif +#ifdef CONFIG_I2C_BOARDINFO +static struct i2c_board_info __initdata bfin_i2c_board_info[] = { +#if defined(CONFIG_JOYSTICK_AD7142) || defined(CONFIG_JOYSTICK_AD7142_MODULE) + { + I2C_BOARD_INFO("ad7142_joystick", 0x2C), + .type = "ad7142_joystick", + .irq = 39, + }, +#endif +#if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE) + { + I2C_BOARD_INFO("pcf8574_lcd", 0x22), + .type = "pcf8574_lcd", + }, +#endif +#if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE) + { + I2C_BOARD_INFO("pcf8574_keypad", 0x27), + .type = "pcf8574_keypad", + .irq = 39, + }, +#endif +}; +#endif + static struct platform_device *stamp_devices[] __initdata = { #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE) &rtc_device, @@ -528,6 +554,12 @@ static int __init stamp_init(void) int ret; printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__); + +#ifdef CONFIG_I2C_BOARDINFO + i2c_register_board_info(0, bfin_i2c_board_info, + ARRAY_SIZE(bfin_i2c_board_info)); +#endif + ret = platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); if (ret < 0) return ret; diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c index 09828a0e99..f81a9b8a64 100644 --- a/arch/blackfin/mach-bf537/boards/stamp.c +++ b/arch/blackfin/mach-bf537/boards/stamp.c @@ -41,6 +41,7 @@ #include #include #include +#include #include #include #include @@ -700,6 +701,31 @@ static struct platform_device i2c_bfin_twi_device = { }; #endif +#ifdef CONFIG_I2C_BOARDINFO +static struct i2c_board_info __initdata bfin_i2c_board_info[] = { +#if defined(CONFIG_JOYSTICK_AD7142) || defined(CONFIG_JOYSTICK_AD7142_MODULE) + { + I2C_BOARD_INFO("ad7142_joystick", 0x2C), + .type = "ad7142_joystick", + .irq = 55, + }, +#endif +#if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE) + { + I2C_BOARD_INFO("pcf8574_lcd", 0x22), + .type = "pcf8574_lcd", + }, +#endif +#if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE) + { + I2C_BOARD_INFO("pcf8574_keypad", 0x27), + .type = "pcf8574_keypad", + .irq = 72, + }, +#endif +}; +#endif + #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE) static struct platform_device bfin_sport0_uart_device = { .name = "bfin-sport-uart", @@ -829,6 +855,12 @@ static struct platform_device *stamp_devices[] __initdata = { static int __init stamp_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__); + +#ifdef CONFIG_I2C_BOARDINFO + i2c_register_board_info(0, bfin_i2c_board_info, + ARRAY_SIZE(bfin_i2c_board_info)); +#endif + platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) spi_register_board_info(bfin_spi_board_info, @@ -838,6 +870,7 @@ static int __init stamp_init(void) #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) irq_desc[PATA_INT].status |= IRQ_NOAUTOEN; #endif + return 0; } diff --git a/arch/blackfin/mach-bf548/boards/ezkit.c b/arch/blackfin/mach-bf548/boards/ezkit.c index dc3c0156f3..04c0c8df6e 100644 --- a/arch/blackfin/mach-bf548/boards/ezkit.c +++ b/arch/blackfin/mach-bf548/boards/ezkit.c @@ -36,6 +36,7 @@ #include #include #include +#include #include #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE) #include @@ -573,6 +574,29 @@ static struct platform_device i2c_bfin_twi1_device = { #endif #endif +#ifdef CONFIG_I2C_BOARDINFO +static struct i2c_board_info __initdata bfin_i2c_board_info0[] = { +}; + +#if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */ +static struct i2c_board_info __initdata bfin_i2c_board_info1[] = { +#if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE) + { + I2C_BOARD_INFO("pcf8574_lcd", 0x22), + .type = "pcf8574_lcd", + }, +#endif +#if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE) + { + I2C_BOARD_INFO("pcf8574_keypad", 0x27), + .type = "pcf8574_keypad", + .irq = 212, + }, +#endif +}; +#endif +#endif + #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) #include @@ -672,6 +696,16 @@ static struct platform_device *ezkit_devices[] __initdata = { static int __init ezkit_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__); + +#ifdef CONFIG_I2C_BOARDINFO + i2c_register_board_info(0, bfin_i2c_board_info0, + ARRAY_SIZE(bfin_i2c_board_info0)); +#if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */ + i2c_register_board_info(1, bfin_i2c_board_info1, + ARRAY_SIZE(bfin_i2c_board_info1)); +#endif +#endif + platform_add_devices(ezkit_devices, ARRAY_SIZE(ezkit_devices)); #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) -- 2.39.5