Messages in this thread Patch in this message |  | | | From | "Mark F. Brown" <> | | Subject | [PATCH v2 3/3] ARM: pxa168/teton bga: add board support for i2c and rtc-ds1337 | | Date | Sun, 12 Sep 2010 23:51:36 -0400 |
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Defined I2C/ALARM pin definitions DS1337 RTC alarm support is tied to RTC_INT_GPIO
Signed-off-by: Mark F. Brown <mark.brown314@gmail.com> --- arch/arm/mach-mmp/teton_bga.c | 16 ++++++++++++++++ 1 files changed, 16 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-mmp/teton_bga.c b/arch/arm/mach-mmp/teton_bga.c index 2966117..d631bbc 100644 --- a/arch/arm/mach-mmp/teton_bga.c +++ b/arch/arm/mach-mmp/teton_bga.c @@ -18,6 +18,7 @@ #include <linux/gpio.h> #include <linux/input.h> #include <plat/pxa27x_keypad.h> +#include <linux/i2c.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -38,6 +39,13 @@ static unsigned long teton_bga_pin_config[] __initdata = { GPIO110_KP_MKIN0, GPIO111_KP_MKOUT7, GPIO112_KP_MKOUT6, + + /* I2C Bus */ + GPIO105_CI2C_SDA, + GPIO106_CI2C_SCL, + + /* RTC */ + GPIO78_GPIO, }; static unsigned int teton_bga_matrix_key_map[] = { @@ -55,6 +63,13 @@ static struct pxa27x_keypad_platform_data teton_bga_keypad_info __initdata = { .debounce_interval = 30, }; +static struct i2c_board_info teton_bga_i2c_info[] __initdata = { + { + I2C_BOARD_INFO("ds1337", 0x68), + .irq = gpio_to_irq(RTC_INT_GPIO) + }, +}; + static void __init teton_bga_init(void) { mfp_config(ARRAY_AND_SIZE(teton_bga_pin_config)); @@ -62,6 +77,7 @@ static void __init teton_bga_init(void) /* on-chip devices */ pxa168_add_uart(1); pxa168_add_keypad(&teton_bga_keypad_info); + pxa168_add_twsi(0, NULL, ARRAY_AND_SIZE(teton_bga_i2c_info)); } MACHINE_START(TETON_BGA, "PXA168-based Teton BGA Development Platform") -- 1.7.0.4
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