From 759305c62f294d4f5fb1d8dde5ece98d2f71cfcb Mon Sep 17 00:00:00 2001 From: "Mark F. Brown" Date: Sun, 12 Sep 2010 23:51:36 -0400 Subject: [PATCH] ARM: pxa168/teton bga: add board support for i2c and rtc-ds1337 Defined I2C/ALARM pin definitions DS1337 RTC alarm support is tied to RTC_INT_GPIO Signed-off-by: Mark F. Brown Acked-by: Haojian Zhuang Acked-by: Marek Vasut Signed-off-by: Eric Miao --- arch/arm/mach-mmp/teton_bga.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm/mach-mmp/teton_bga.c b/arch/arm/mach-mmp/teton_bga.c index f556b2059754..a4a375c58e0c 100644 --- a/arch/arm/mach-mmp/teton_bga.c +++ b/arch/arm/mach-mmp/teton_bga.c @@ -18,6 +18,7 @@ #include #include #include +#include #include #include @@ -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") -- 2.39.2