[U-Boot] [PATCH v2 2/2] i2c:soft:multi: Enable soft I2C multibus at Trats development board

Lukasz Majewski
2012-08-29T09:58:54Z

This commit enables multibus handling at Samsung's Trats development board.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Minkyu Kang <mk7.kang@samsung.com>

---
Changes for v2:
- CONFIG_SOFT_I2C_MULTI_BUS flag added to Trats configuration
---
include/configs/trats.h | 19 +++++++++++++------
1 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/include/configs/trats.h b/include/configs/trats.h
index c6fb2e0..16df4cc 100644
--- a/include/configs/trats.h
+++ b/include/configs/trats.h
@@ -235,19 +235,26 @@
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_LOAD_ADDR - GENERATED_GBL_DATA_SIZE)
#define CONFIG_SYS_CACHELINE_SIZE 32

-#include <asm/arch/gpio.h>
-/*
- * I2C Settings
- */
-#define CONFIG_SOFT_I2C_GPIO_SCL exynos4_gpio_part1_get_nr(b, 7)
-#define CONFIG_SOFT_I2C_GPIO_SDA exynos4_gpio_part1_get_nr(b, 6)

#define CONFIG_SOFT_I2C
#define CONFIG_SOFT_I2C_READ_REPEATED_START
#define CONFIG_SYS_I2C_SPEED 50000
#define CONFIG_I2C_MULTI_BUS
+#define CONFIG_SOFT_I2C_MULTI_BUS
#define CONFIG_SYS_MAX_I2C_BUS 7

+#include <asm/arch/gpio.h>
+
+#define CONFIG_SOFT_I2C_I2C0_SCL exynos4_gpio_part1_get_nr(b, 7)
+#define CONFIG_SOFT_I2C_I2C0_SDA exynos4_gpio_part1_get_nr(b, 6)
+
+#define CONFIG_SOFT_I2C_I2C1_SCL exynos4_gpio_part1_get_nr(b, 3)
+#define CONFIG_SOFT_I2C_I2C1_SDA exynos4_gpio_part1_get_nr(b, 2)
+
+#define CONFIG_SOFT_I2C_GPIO_SCL get_multi_scl_pin()
+#define CONFIG_SOFT_I2C_GPIO_SDA get_multi_sda_pin()
+#define I2C_INIT multi_i2c_init()
+
#define CONFIG_PMIC
#define CONFIG_PMIC_I2C
#define CONFIG_PMIC_MAX8997
--
1.7.2.3