Hi Kevin,
Seems this patch is missing in
https://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic.git/log/?h=v5.2/dt64
Thanks,
Neil
On 18/03/2019 11:04, Neil Armstrong wrote:
> From: Jerome Brunet <jbru...@baylibre.com>
>
> Add system regulators for the S905D U200 reference design.
>
> Add some regulators. Still missing
> * VDD_EE (0.8V - PWM controlled)
> * VDD_CPU (PWM controlled)
>
> Signed-off-by: Jerome Brunet <jbru...@baylibre.com>
> Signed-off-by: Neil Armstrong <narmstr...@baylibre.com>
> ---
> .../boot/dts/amlogic/meson-g12a-u200.dts | 79 +++++++++++++++++++
> 1 file changed, 79 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
> b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
> index f2afd0bf3e28..c69328d16333 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
> +++ b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
> @@ -6,6 +6,8 @@
> /dts-v1/;
>
> #include "meson-g12a.dtsi"
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/gpio/meson-g12a-gpio.h>
>
> / {
> compatible = "amlogic,u200", "amlogic,g12a";
> @@ -21,6 +23,83 @@
> device_type = "memory";
> reg = <0x0 0x0 0x0 0x40000000>;
> };
> +
> + flash_1v8: regulator-flash_1v8 {
> + compatible = "regulator-fixed";
> + regulator-name = "FLASH_1V8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + vin-supply = <&vcc_3v3>;
> + regulator-always-on;
> + };
> +
> + main_12v: regulator-main_12v {
> + compatible = "regulator-fixed";
> + regulator-name = "12V";
> + regulator-min-microvolt = <12000000>;
> + regulator-max-microvolt = <12000000>;
> + regulator-always-on;
> + };
> +
> + vcc_1v8: regulator-vcc_1v8 {
> + compatible = "regulator-fixed";
> + regulator-name = "VCC_1V8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + vin-supply = <&vcc_3v3>;
> + regulator-always-on;
> + };
> +
> + vcc_3v3: regulator-vcc_3v3 {
> + compatible = "regulator-fixed";
> + regulator-name = "VCC_3V3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <&vddao_3v3>;
> + regulator-always-on;
> + /* FIXME: actually controlled by VDDCPU_B_EN */
> + };
> +
> + vcc_5v: regulator-vcc_5v {
> + compatible = "regulator-fixed";
> + regulator-name = "VCC_5V";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + vin-supply = <&main_12v>;
> +
> + gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>;
> + enable-active-high;
> + };
> +
> + usb_pwr_en: regulator-usb_pwr_en {
> + compatible = "regulator-fixed";
> + regulator-name = "USB_PWR_EN";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + vin-supply = <&vcc_5v>;
> +
> + gpio = <&gpio GPIOH_6 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + };
> +
> + vddao_1v8: regulator-vddao_1v8 {
> + compatible = "regulator-fixed";
> + regulator-name = "VDDAO_1V8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + vin-supply = <&vddao_3v3>;
> + regulator-always-on;
> + };
> +
> + vddao_3v3: regulator-vddao_3v3 {
> + compatible = "regulator-fixed";
> + regulator-name = "VDDAO_3V3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <&main_12v>;
> + regulator-always-on;
> + };
> +
> };
>
> &uart_AO {
>
