diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-rockchip/rk3399-board-spl.c | 50 | ||||
| -rw-r--r-- | arch/arm/mach-rockchip/rk3399/rk3399.c | 50 |
2 files changed, 51 insertions, 49 deletions
diff --git a/arch/arm/mach-rockchip/rk3399-board-spl.c b/arch/arm/mach-rockchip/rk3399-board-spl.c index 54a4b848a3..800ca80022 100644 --- a/arch/arm/mach-rockchip/rk3399-board-spl.c +++ b/arch/arm/mach-rockchip/rk3399-board-spl.c @@ -127,53 +127,6 @@ void secure_timer_init(void) writel(TIMER_EN | TIMER_FMODE, TIMER_CHN10_BASE + TIMER_CONTROL_REG); } -void board_debug_uart_init(void) -{ -#define GRF_BASE 0xff770000 -#define GPIO0_BASE 0xff720000 -#define PMUGRF_BASE 0xff320000 - struct rk3399_grf_regs * const grf = (void *)GRF_BASE; -#ifdef CONFIG_TARGET_CHROMEBOOK_BOB - struct rk3399_pmugrf_regs * const pmugrf = (void *)PMUGRF_BASE; - struct rockchip_gpio_regs * const gpio = (void *)GPIO0_BASE; -#endif - -#if defined(CONFIG_DEBUG_UART_BASE) && (CONFIG_DEBUG_UART_BASE == 0xff180000) - /* Enable early UART0 on the RK3399 */ - rk_clrsetreg(&grf->gpio2c_iomux, - GRF_GPIO2C0_SEL_MASK, - GRF_UART0BT_SIN << GRF_GPIO2C0_SEL_SHIFT); - rk_clrsetreg(&grf->gpio2c_iomux, - GRF_GPIO2C1_SEL_MASK, - GRF_UART0BT_SOUT << GRF_GPIO2C1_SEL_SHIFT); -#else -# ifdef CONFIG_TARGET_CHROMEBOOK_BOB - rk_setreg(&grf->io_vsel, 1 << 0); - - /* - * Let's enable these power rails here, we are already running the SPI - * Flash based code. - */ - spl_gpio_output(gpio, GPIO(BANK_B, 2), 1); /* PP1500_EN */ - spl_gpio_set_pull(&pmugrf->gpio0_p, GPIO(BANK_B, 2), GPIO_PULL_NORMAL); - - spl_gpio_output(gpio, GPIO(BANK_B, 4), 1); /* PP3000_EN */ - spl_gpio_set_pull(&pmugrf->gpio0_p, GPIO(BANK_B, 4), GPIO_PULL_NORMAL); -#endif /* CONFIG_TARGET_CHROMEBOOK_BOB */ - - /* Enable early UART2 channel C on the RK3399 */ - rk_clrsetreg(&grf->gpio4c_iomux, - GRF_GPIO4C3_SEL_MASK, - GRF_UART2DGBC_SIN << GRF_GPIO4C3_SEL_SHIFT); - rk_clrsetreg(&grf->gpio4c_iomux, - GRF_GPIO4C4_SEL_MASK, - GRF_UART2DBGC_SOUT << GRF_GPIO4C4_SEL_SHIFT); - /* Set channel C as UART2 input */ - rk_clrsetreg(&grf->soc_con7, - GRF_UART_DBG_SEL_MASK, - GRF_UART_DBG_SEL_C << GRF_UART_DBG_SEL_SHIFT); -#endif -} void board_init_f(ulong dummy) { @@ -183,8 +136,7 @@ void board_init_f(ulong dummy) struct rk3399_grf_regs *grf; int ret; -#define EARLY_UART -#ifdef EARLY_UART +#ifdef CONFIG_DEBUG_UART debug_uart_init(); # ifdef CONFIG_TARGET_CHROMEBOOK_BOB diff --git a/arch/arm/mach-rockchip/rk3399/rk3399.c b/arch/arm/mach-rockchip/rk3399/rk3399.c index 612ebdfe72..4b11c86b70 100644 --- a/arch/arm/mach-rockchip/rk3399/rk3399.c +++ b/arch/arm/mach-rockchip/rk3399/rk3399.c @@ -58,3 +58,53 @@ int arch_cpu_init(void) return 0; } + +#ifdef CONFIG_DEBUG_UART_BOARD_INIT +void board_debug_uart_init(void) +{ +#define GRF_BASE 0xff770000 +#define GPIO0_BASE 0xff720000 +#define PMUGRF_BASE 0xff320000 + struct rk3399_grf_regs * const grf = (void *)GRF_BASE; +#ifdef CONFIG_TARGET_CHROMEBOOK_BOB + struct rk3399_pmugrf_regs * const pmugrf = (void *)PMUGRF_BASE; + struct rockchip_gpio_regs * const gpio = (void *)GPIO0_BASE; +#endif + +#if defined(CONFIG_DEBUG_UART_BASE) && (CONFIG_DEBUG_UART_BASE == 0xff180000) + /* Enable early UART0 on the RK3399 */ + rk_clrsetreg(&grf->gpio2c_iomux, + GRF_GPIO2C0_SEL_MASK, + GRF_UART0BT_SIN << GRF_GPIO2C0_SEL_SHIFT); + rk_clrsetreg(&grf->gpio2c_iomux, + GRF_GPIO2C1_SEL_MASK, + GRF_UART0BT_SOUT << GRF_GPIO2C1_SEL_SHIFT); +#else +# ifdef CONFIG_TARGET_CHROMEBOOK_BOB + rk_setreg(&grf->io_vsel, 1 << 0); + + /* + * Let's enable these power rails here, we are already running the SPI + * Flash based code. + */ + spl_gpio_output(gpio, GPIO(BANK_B, 2), 1); /* PP1500_EN */ + spl_gpio_set_pull(&pmugrf->gpio0_p, GPIO(BANK_B, 2), GPIO_PULL_NORMAL); + + spl_gpio_output(gpio, GPIO(BANK_B, 4), 1); /* PP3000_EN */ + spl_gpio_set_pull(&pmugrf->gpio0_p, GPIO(BANK_B, 4), GPIO_PULL_NORMAL); +#endif /* CONFIG_TARGET_CHROMEBOOK_BOB */ + + /* Enable early UART2 channel C on the RK3399 */ + rk_clrsetreg(&grf->gpio4c_iomux, + GRF_GPIO4C3_SEL_MASK, + GRF_UART2DGBC_SIN << GRF_GPIO4C3_SEL_SHIFT); + rk_clrsetreg(&grf->gpio4c_iomux, + GRF_GPIO4C4_SEL_MASK, + GRF_UART2DBGC_SOUT << GRF_GPIO4C4_SEL_SHIFT); + /* Set channel C as UART2 input */ + rk_clrsetreg(&grf->soc_con7, + GRF_UART_DBG_SEL_MASK, + GRF_UART_DBG_SEL_C << GRF_UART_DBG_SEL_SHIFT); +#endif +} +#endif |