From 8351c7aad45c15647903f70e30a5884258d25b95 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Fri, 2 Dec 2011 14:29:07 +0900 Subject: [PATCH] ARM: S3C64XX: Raise the frequency of the second I2C bus on Cragganmore The S3C I2C driver defaults to a rather low 66kHz, ask for 400kHz for a bit of a speed boost. Signed-off-by: Mark Brown Signed-off-by: Kukjin Kim --- arch/arm/mach-s3c64xx/mach-crag6410.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-s3c64xx/mach-crag6410.c b/arch/arm/mach-s3c64xx/mach-crag6410.c index 8b04a46e9f6d..d7245ccb99ac 100644 --- a/arch/arm/mach-s3c64xx/mach-crag6410.c +++ b/arch/arm/mach-s3c64xx/mach-crag6410.c @@ -634,6 +634,11 @@ static struct i2c_board_info i2c_devs1[] __initdata = { { I2C_BOARD_INFO("wm1250-ev1", 0x27) }, }; +static struct s3c2410_platform_i2c i2c1_pdata = { + .frequency = 400000, + .bus_num = 1, +}; + static void __init crag6410_map_io(void) { s3c64xx_init_io(NULL, 0); @@ -692,7 +697,7 @@ static void __init crag6410_machine_init(void) s3c_sdhci2_set_platdata(&crag6410_hsmmc2_pdata); s3c_i2c0_set_platdata(&i2c0_pdata); - s3c_i2c1_set_platdata(NULL); + s3c_i2c1_set_platdata(&i2c1_pdata); s3c_fb_set_platdata(&crag6410_lcd_pdata); i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0)); -- 2.39.2