diff options
Diffstat (limited to 'arch/arm/mach-rockchip')
| -rw-r--r-- | arch/arm/mach-rockchip/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/mach-rockchip/rk3188-board-spl.c | 28 |
2 files changed, 18 insertions, 11 deletions
diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig index 0e15f7b859..6dc8e3a017 100644 --- a/arch/arm/mach-rockchip/Kconfig +++ b/arch/arm/mach-rockchip/Kconfig @@ -35,6 +35,7 @@ config ROCKCHIP_RK3188 select SPL_RAM select SPL_DRIVERS_MISC_SUPPORT select SPL_ROCKCHIP_EARLYRETURN_TO_BROM + select DEBUG_UART_BOARD_INIT select BOARD_LATE_INIT select ROCKCHIP_BROM_HELPER help diff --git a/arch/arm/mach-rockchip/rk3188-board-spl.c b/arch/arm/mach-rockchip/rk3188-board-spl.c index 1877855db8..3c6c3d3c09 100644 --- a/arch/arm/mach-rockchip/rk3188-board-spl.c +++ b/arch/arm/mach-rockchip/rk3188-board-spl.c @@ -93,24 +93,21 @@ static int setup_arm_clock(void) return ret; } -#define GRF_BASE 0x20008000 - -void board_init_f(ulong dummy) +void board_debug_uart_init(void) { - __maybe_unused struct rk3188_grf * const grf = (void *)GRF_BASE; - struct udevice *pinctrl, *dev; - int ret; - - /* Example code showing how to enable the debug UART on RK3188 */ -#ifdef EARLY_UART + /* Enable early UART on the RK3188 */ +#define GRF_BASE 0x20008000 + struct rk3188_grf * const grf = (void *)GRF_BASE; enum { GPIO1B1_SHIFT = 2, GPIO1B1_MASK = 3, - GPIO1B1_UART2_SOUT = 1, + GPIO1B1_GPIO = 0, + GPIO1B1_UART2_SOUT, GPIO1B0_SHIFT = 0, GPIO1B0_MASK = 3, - GPIO1B0_UART2_SIN = 1, + GPIO1B0_GPIO = 0, + GPIO1B0_UART2_SIN, }; /* Enable early UART on the RK3188 */ @@ -119,6 +116,15 @@ void board_init_f(ulong dummy) GPIO1B0_MASK << GPIO1B0_SHIFT, GPIO1B1_UART2_SOUT << GPIO1B1_SHIFT | GPIO1B0_UART2_SIN << GPIO1B0_SHIFT); +} + +void board_init_f(ulong dummy) +{ + struct udevice *pinctrl, *dev; + int ret; + +#define EARLY_UART +#ifdef EARLY_UART /* * Debug UART can be used from here if required: * |