diff options
Diffstat (limited to 'arch/arm/mach-rockchip/rk3368-board-spl.c')
| -rw-r--r-- | arch/arm/mach-rockchip/rk3368-board-spl.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/arm/mach-rockchip/rk3368-board-spl.c b/arch/arm/mach-rockchip/rk3368-board-spl.c index c651193712..6ba106c63b 100644 --- a/arch/arm/mach-rockchip/rk3368-board-spl.c +++ b/arch/arm/mach-rockchip/rk3368-board-spl.c @@ -11,6 +11,33 @@ #include <asm/io.h> #include <asm/arch-rockchip/periph.h> +__weak int arch_cpu_init(void) +{ + return 0; +} + +#define TIMER_LOAD_COUNT_L 0x00 +#define TIMER_LOAD_COUNT_H 0x04 +#define TIMER_CONTROL_REG 0x10 +#define TIMER_EN 0x1 +#define TIMER_FMODE BIT(0) +#define TIMER_RMODE BIT(1) + +void rockchip_stimer_init(void) +{ + /* If Timer already enabled, don't re-init it */ + u32 reg = readl(CONFIG_ROCKCHIP_STIMER_BASE + TIMER_CONTROL_REG); + + if (reg & TIMER_EN) + return; + + writel(0, CONFIG_ROCKCHIP_STIMER_BASE + TIMER_CONTROL_REG); + writel(0xffffffff, CONFIG_ROCKCHIP_STIMER_BASE); + writel(0xffffffff, CONFIG_ROCKCHIP_STIMER_BASE + 4); + writel(TIMER_EN | TIMER_FMODE, CONFIG_ROCKCHIP_STIMER_BASE + + TIMER_CONTROL_REG); +} + void board_init_f(ulong dummy) { struct udevice *dev; @@ -22,6 +49,12 @@ void board_init_f(ulong dummy) hang(); } + /* Init secure timer */ + rockchip_stimer_init(); + /* Init ARM arch timer in arch/arm/cpu/armv7/arch_timer.c */ + timer_init(); + + arch_cpu_init(); preloader_console_init(); ret = uclass_get_device(UCLASS_RAM, 0, &dev); |