[PATCH 3/3] ARM: pxa168/teton bga: add board support for i2c and rtc-ds1337

[haojian.zhuang@gmail.com (Haojian Zhuang)]

On Wed, Sep 8, 2010 at 10:56 AM, Mark F. Brown <mark.brown314@gmail.com> wrote:
> Signed-off-by: Mark F. Brown <mark.brown314@gmail.com>
> ---
> ?arch/arm/mach-mmp/teton_bga.c | ? 10 ++++++++++
> ?1 files changed, 10 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-mmp/teton_bga.c b/arch/arm/mach-mmp/teton_bga.c
> index bbeda5c..8e5801c 100644
> --- a/arch/arm/mach-mmp/teton_bga.c
> +++ b/arch/arm/mach-mmp/teton_bga.c
> @@ -22,6 +22,7 @@
> ?#include <mach/gpio.h>
> ?#include <linux/input.h>
> ?#include <plat/pxa27x_keypad.h>
> +#include <linux/i2c.h>
>
> ?#include "common.h"
>
> @@ -35,6 +36,10 @@ 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,
> ?};
>
> ?static unsigned int teton_bga_matrix_key_map[] = {
> @@ -52,6 +57,10 @@ 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), },
> +};
> +

I don't have the schematic of teton. But RTC chips should always has
an irq pin. Is it also connected in your platform?

> ?static void __init teton_bga_init(void)
> ?{
> ? ? ? ?mfp_config(ARRAY_AND_SIZE(teton_bga_pin_config));
> @@ -59,6 +68,7 @@ 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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