From 2c07bb9b53dded1d49731bb9cab589002b89286f Mon Sep 17 00:00:00 2001 From: Amar Date: Thu, 4 Apr 2013 02:27:06 -0400 Subject: [PATCH] EXYNOS5: I2C: Add FDT and non-FDT support for I2C This patch updates the function board_i2c_init() to add support for both FDT and non-FDT for I2C, and initialise the I2C channels. Signed-off-by: Amar Acked-by: Simon Glass Signed-off-by: Minkyu Kang --- drivers/i2c/s3c24x0_i2c.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/i2c/s3c24x0_i2c.c b/drivers/i2c/s3c24x0_i2c.c index 46d25061ee..3fc1c5b03b 100644 --- a/drivers/i2c/s3c24x0_i2c.c +++ b/drivers/i2c/s3c24x0_i2c.c @@ -515,11 +515,12 @@ int i2c_write(uchar chip, uint addr, int alen, uchar *buffer, int len) len) != 0); } -#ifdef CONFIG_OF_CONTROL void board_i2c_init(const void *blob) { + int i; +#ifdef CONFIG_OF_CONTROL int node_list[CONFIG_MAX_I2C_NUM]; - int count, i; + int count; count = fdtdec_find_aliases_for_id(blob, "i2c", COMPAT_SAMSUNG_S3C2440_I2C, node_list, @@ -539,8 +540,15 @@ void board_i2c_init(const void *blob) bus->bus_num = i2c_busses++; exynos_pinmux_config(bus->id, 0); } +#else + for (i = 0; i < CONFIG_MAX_I2C_NUM; i++) { + exynos_pinmux_config((PERIPH_ID_I2C0 + i), + PINMUX_FLAG_NONE); + } +#endif } +#ifdef CONFIG_OF_CONTROL static struct s3c24x0_i2c_bus *get_bus(unsigned int bus_idx) { if (bus_idx < i2c_busses) -- 2.30.2