GitHub-Mirror/u-boot
2
0
Fork 0
mirror of https://github.com/Fishwaldo/u-boot.git synced 2025-03-20 22:21:41 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

rockchip: pmic: Enable RK808 for rk3399 evb

Browse source 
For using mipi display, we need to enable lcd3v3
which supplied by rk808,so enable rk808 first.

Signed-off-by: Eric Gao <eric.gao@rock-chips.com>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
eric.gao@rock-chips.com 2017-04-10 10:41:46 +08:00 • committed by Simon Glass
parent b644354a7c
commit d3cf9eb2d8
2 changed files with 44 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

39
arch/arm/dts/rk3399-evb.dts
View file

@ -30,6 +30,13 @@
status = "okay"; status = "okay";
}; };
vccsys: vccsys {
compatible = "regulator-fixed";
regulator-name = "vccsys";
regulator-boot-on;
regulator-always-on;
};
vcc3v3_sys: vcc3v3-sys { vcc3v3_sys: vcc3v3-sys {
compatible = "regulator-fixed"; compatible = "regulator-fixed";
regulator-name = "vcc3v3_sys"; regulator-name = "vcc3v3_sys";
@ -51,6 +58,7 @@
regulator-name = "vcc5v0_host"; regulator-name = "vcc5v0_host";
gpio = <&gpio4 25 GPIO_ACTIVE_HIGH>; gpio = <&gpio4 25 GPIO_ACTIVE_HIGH>;
}; };
}; };
&emmc_phy { &emmc_phy {
@ -112,6 +120,37 @@
status = "okay"; status = "okay";
}; };
&i2c0 {
status = "okay";
clock-frequency = <400000>;
i2c-scl-falling-time-ns = <50>;
i2c-scl-rising-time-ns = <100>;
u-boot,dm-pre-reloc;
rk808: pmic@1b {
compatible = "rockchip,rk808";
clock-output-names = "xin32k", "wifibt_32kin";
interrupt-parent = <&gpio0>;
interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pmic_int_l>;
reg = <0x1b>;
rockchip,system-power-controller;
#clock-cells = <1>;
u-boot,dm-pre-reloc;
status = "okay";
vcc12-supply = <&vcc3v3_sys>;
regulators {
vcc33_lcd: SWITCH_REG2 {
regulator-always-on;
regulator-boot-on;
regulator-name = "vcc33_lcd";
};
};
};
};
&pinctrl { &pinctrl {
pmic { pmic {
pmic_int_l: pmic-int-l { pmic_int_l: pmic-int-l {

5
configs/evb-rk3399_defconfig
View file

@ -61,3 +61,8 @@ CONFIG_USB_STORAGE=y
CONFIG_USE_TINY_PRINTF=y CONFIG_USE_TINY_PRINTF=y
CONFIG_ERRNO_STR=y CONFIG_ERRNO_STR=y
CONFIG_SYS_I2C_ROCKCHIP=y CONFIG_SYS_I2C_ROCKCHIP=y
CONFIG_DM_PMIC=y
CONFIG_PMIC_CHILDREN=y
CONFIG_SPL_PMIC_CHILDREN=y
CONFIG_PMIC_RK808=y
CONFIG_REGULATOR_RK808=y