diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/ti/beagle_x15/board.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/board/ti/beagle_x15/board.c b/board/ti/beagle_x15/board.c index b6c17ec83f..c7f19c7924 100644 --- a/board/ti/beagle_x15/board.c +++ b/board/ti/beagle_x15/board.c @@ -14,6 +14,8 @@ #include <usb.h> #include <asm/omap_common.h> #include <asm/emif.h> +#include <asm/gpio.h> +#include <asm/arch/gpio.h> #include <asm/arch/clock.h> #include <asm/arch/dra7xx_iodelay.h> #include <asm/arch/sys_proto.h> @@ -30,6 +32,9 @@ DECLARE_GLOBAL_DATA_PTR; +/* GPIO 7_11 */ +#define GPIO_DDR_VTT_EN 203 + const struct omap_sysinfo sysinfo = { "Board: BeagleBoard x15\n" }; @@ -404,3 +409,21 @@ int board_eth_init(bd_t *bis) return ret; } #endif + +#ifdef CONFIG_BOARD_EARLY_INIT_F +/* VTT regulator enable */ +static inline void vtt_regulator_enable(void) +{ + if (omap_hw_init_context() == OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL) + return; + + gpio_request(GPIO_DDR_VTT_EN, "ddr_vtt_en"); + gpio_direction_output(GPIO_DDR_VTT_EN, 1); +} + +int board_early_init_f(void) +{ + vtt_regulator_enable(); + return 0; +} +#endif |