This patch adds FDT and non-FDT support for I2C, and initialise the I2C channels.
Signed-off-by: Amar amarendra.xt@samsung.com --- Changes since V4: New patch.
Changes since V5: 1)Removed the function call i2c_init() present inside the function board_i2c_init().
Changes since V6: No change.
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 769a2ba..5b4c3d2 100644 --- a/drivers/i2c/s3c24x0_i2c.c +++ b/drivers/i2c/s3c24x0_i2c.c @@ -524,11 +524,12 @@ 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, @@ -548,8 +549,15 @@ 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)