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| author | Mark F. Brown <mark.brown314@gmail.com> | 2010-09-13 07:51:36 +0400 |
|---|---|---|
| committer | Eric Miao <eric.y.miao@gmail.com> | 2010-10-09 13:07:28 +0400 |
| commit | 759305c62f294d4f5fb1d8dde5ece98d2f71cfcb (patch) | |
| tree | 0ff708a010fca79bf988dde90dcb2cf461cefd55 /arch/arm/mach-mmp/teton_bga.c | |
| parent | d2ce697309ba5215cc5b2d5a11c8599d9eb1c75c (diff) | |
| download | linux-759305c62f294d4f5fb1d8dde5ece98d2f71cfcb.tar.xz | |
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 <mark.brown314@gmail.com>
Acked-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Acked-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Diffstat (limited to 'arch/arm/mach-mmp/teton_bga.c')
| -rw-r--r-- | 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 f556b2059754..a4a375c58e0c 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") |