diff options
Diffstat (limited to 'board/rockchip/evb_rk3399/evb-rk3399.c')
| -rw-r--r-- | board/rockchip/evb_rk3399/evb-rk3399.c | 31 |
1 files changed, 27 insertions, 4 deletions
diff --git a/board/rockchip/evb_rk3399/evb-rk3399.c b/board/rockchip/evb_rk3399/evb-rk3399.c index 362fa0bc6e..f63f003209 100644 --- a/board/rockchip/evb_rk3399/evb-rk3399.c +++ b/board/rockchip/evb_rk3399/evb-rk3399.c @@ -5,6 +5,7 @@ */ #include <common.h> #include <dm.h> +#include <ram.h> #include <dm/pinctrl.h> #include <dm/uclass-internal.h> #include <asm/arch/periph.h> @@ -28,6 +29,13 @@ int board_init(void) goto out; } + /* Enable pwm0 for panel backlight */ + ret = pinctrl_request_noflags(pinctrl, PERIPH_ID_PWM0); + if (ret) { + debug("%s PWM0 pinctrl init fail! (ret=%d)\n", __func__, ret); + goto out; + } + ret = pinctrl_request_noflags(pinctrl, PERIPH_ID_PWM2); if (ret) { debug("%s PWM2 pinctrl init fail!\n", __func__); @@ -40,10 +48,9 @@ int board_init(void) goto out; } - /* rk3399 need init vdd_center to get correct output voltage */ - ret = regulator_get_by_platname("vdd_center", ®ulator); + ret = regulators_enable_boot_on(false); if (ret) - debug("%s: Cannot get vdd_center regulator\n", __func__); + debug("%s: Cannot enable boot on regulator\n", __func__); ret = regulator_get_by_platname("vcc5v0_host", ®ulator); if (ret) { @@ -63,7 +70,23 @@ out: int dram_init(void) { - gd->ram_size = 0x80000000; + struct ram_info ram; + struct udevice *dev; + int ret; + + ret = uclass_get_device(UCLASS_RAM, 0, &dev); + if (ret) { + debug("DRAM init failed: %d\n", ret); + return ret; + } + ret = ram_get_info(dev, &ram); + if (ret) { + debug("Cannot get DRAM size: %d\n", ret); + return ret; + } + debug("SDRAM base=%llx, size=%x\n", ram.base, (unsigned int)ram.size); + gd->ram_size = ram.size; + return 0; } |