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arm: goni: add i2c_init_board()

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Add proper initialization of GPIO pins used by software i2c.

Signed-off-by: Robert Baldyga <r.baldyga@samsung.com>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Robert Baldyga 2014-10-06 14:33:11 +02:00 committed by Simon Glass
parent f887cb6d86
commit 4d38395c15
2 changed files with 12 additions and 0 deletions
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10
board/samsung/goni/goni.c
View File

@ -33,6 +33,16 @@ int board_init(void)
return 0;
}
#ifdef CONFIG_SYS_I2C_INIT_BOARD
void i2c_init_board(void)
{
gpio_request(S5PC110_GPIO_J43, "i2c_clk");
gpio_request(S5PC110_GPIO_J40, "i2c_data");
gpio_direction_output(S5PC110_GPIO_J43, 1);
gpio_direction_output(S5PC110_GPIO_J40, 1);
}
#endif
int power_init_board(void)
{
int ret;

2
include/configs/s5p_goni.h
View File

@ -276,6 +276,8 @@
#define CONFIG_SYS_I2C_SOFT_SPEED 50000
#define CONFIG_SYS_I2C_SOFT_SLAVE 0x7F
#define CONFIG_I2C_MULTI_BUS
#define CONFIG_SYS_I2C_INIT_BOARD
#define CONFIG_SYS_MAX_I2C_BUS 7
#define CONFIG_USB_GADGET
#define CONFIG_USB_GADGET_S3C_UDC_OTG