Re: [linux-sunxi] [PATCH v6 8/9] arm64: allwinner: a64: enable AXP803 regulators for Pine64

From: Chen-Yu Tsai
Date: Thu May 18 2017 - 22:54:49 EST

Hi,

On Thu, May 18, 2017 at 3:16 PM, Icenowy Zheng <icenowy@xxxxxxx> wrote:
> Add support of AXP803 regulators in the Pine64 device tree, in order to
> enable many future functionalities, e.g. Wi-Fi.
>
> Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
> ---
> Changes in v6:
> - Rebased on next-20170517.
>
> .../arm64/boot/dts/allwinner/sun50i-a64-pine64.dts | 109 +++++++++++++++++++++
> 1 file changed, 109 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
> index 36001884ed33..40921bacb39c 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
> @@ -118,6 +118,115 @@
> };
> };
>
> +#include "axp803.dtsi"
> +
> +&reg_aldo1 {
> + regulator-min-microvolt = <2800000>;
> + regulator-max-microvolt = <2800000>;
> + regulator-name = "vcc-csi";

"csi-afvdd-dovdd"

This regulator provides power for the camera module's Auto Focus, if available,
and Digital i/O parts of the sensor module. Hence the names of the rails.

> +};
> +
> +&reg_aldo2 {
> + regulator-always-on;
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vcc-pl";
> +};
> +
> +&reg_aldo3 {
> + regulator-always-on;
> + regulator-min-microvolt = <2700000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vcc-pll-avcc";
> +};
> +
> +&reg_dc1sw {
> + regulator-name = "vcc-phy";
> +};
> +
> +&reg_dcdc1 {
> + regulator-always-on;
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vcc-3v3";
> +};
> +
> +&reg_dcdc2 {
> + regulator-always-on;
> + regulator-min-microvolt = <1000000>;
> + regulator-max-microvolt = <1300000>;
> + regulator-name = "vdd-cpux";
> +};
> +
> +/* DCDC3 is polyphased with DCDC2 */
> +
> +&reg_dcdc5 {
> + regulator-always-on;
> + regulator-min-microvolt = <1500000>;
> + regulator-max-microvolt = <1500000>;
> + regulator-name = "vcc-dram";
> +};
> +
> +&reg_dcdc6 {
> + regulator-always-on;
> + regulator-min-microvolt = <1100000>;
> + regulator-max-microvolt = <1100000>;
> + regulator-name = "vdd-sys";
> +};
> +
> +&reg_dldo1 {
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vcc-hdmi";
> +};

This should probably be "vcc-hdmi-dsi".

> +
> +&reg_dldo2 {
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vcc-mipi";
> +};

On the MIPI-LCD page of the schematics, it says this is connected to
VDD18, so it should be 1.8V.

> +
> +&reg_dldo3 {
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "avdd-csi";
> +};

2.8V for this one.

ChenYu

> +
> +&reg_dldo4 {
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vcc-wifi";
> +};
> +
> +&reg_eldo1 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-name = "cpvdd";
> +};
> +
> +&reg_eldo3 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-name = "vdd-1v8-csi";
> +};
> +
> +&reg_fldo1 {
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-name = "vcc-1v2-hsic";
> +};
> +
> +&reg_fldo2 {
> + regulator-always-on;
> + regulator-min-microvolt = <1100000>;
> + regulator-max-microvolt = <1100000>;
> + regulator-name = "vdd-cpus";
> +};
> +
> +&reg_rtc_ldo {
> + regulator-name = "vcc-rtc";
> +};
> +
> /* On Exp and Euler connectors */
> &uart0 {
> pinctrl-names = "default";
> --
> 2.12.2
>
> --
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On Thu, May 18, 2017 at 3:16 PM, Icenowy Zheng <icenowy@xxxxxxx> wrote:
> Add support of AXP803 regulators in the Pine64 device tree, in order to
> enable many future functionalities, e.g. Wi-Fi.
>
> Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
> ---
> Changes in v6:
> - Rebased on next-20170517.
>
> .../arm64/boot/dts/allwinner/sun50i-a64-pine64.dts | 109 +++++++++++++++++++++
> 1 file changed, 109 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
> index 36001884ed33..40921bacb39c 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
> @@ -118,6 +118,115 @@
> };
> };
>
> +#include "axp803.dtsi"
> +
> +&reg_aldo1 {
> + regulator-min-microvolt = <2800000>;
> + regulator-max-microvolt = <2800000>;
> + regulator-name = "vcc-csi";
> +};
> +
> +&reg_aldo2 {
> + regulator-always-on;
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vcc-pl";
> +};
> +
> +&reg_aldo3 {
> + regulator-always-on;
> + regulator-min-microvolt = <2700000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vcc-pll-avcc";
> +};
> +
> +&reg_dc1sw {
> + regulator-name = "vcc-phy";
> +};
> +
> +&reg_dcdc1 {
> + regulator-always-on;
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vcc-3v3";
> +};
> +
> +&reg_dcdc2 {
> + regulator-always-on;
> + regulator-min-microvolt = <1000000>;
> + regulator-max-microvolt = <1300000>;
> + regulator-name = "vdd-cpux";
> +};
> +
> +/* DCDC3 is polyphased with DCDC2 */
> +
> +&reg_dcdc5 {
> + regulator-always-on;
> + regulator-min-microvolt = <1500000>;
> + regulator-max-microvolt = <1500000>;
> + regulator-name = "vcc-dram";
> +};
> +
> +&reg_dcdc6 {
> + regulator-always-on;
> + regulator-min-microvolt = <1100000>;
> + regulator-max-microvolt = <1100000>;
> + regulator-name = "vdd-sys";
> +};
> +
> +&reg_dldo1 {
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vcc-hdmi";
> +};
> +
> +&reg_dldo2 {
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vcc-mipi";
> +};
> +
> +&reg_dldo3 {
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "avdd-csi";
> +};
> +
> +&reg_dldo4 {
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vcc-wifi";
> +};
> +
> +&reg_eldo1 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-name = "cpvdd";
> +};
> +
> +&reg_eldo3 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-name = "vdd-1v8-csi";
> +};
> +
> +&reg_fldo1 {
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-name = "vcc-1v2-hsic";
> +};
> +
> +&reg_fldo2 {
> + regulator-always-on;
> + regulator-min-microvolt = <1100000>;
> + regulator-max-microvolt = <1100000>;
> + regulator-name = "vdd-cpus";
> +};
> +
> +&reg_rtc_ldo {
> + regulator-name = "vcc-rtc";
> +};
> +
> /* On Exp and Euler connectors */
> &uart0 {
> pinctrl-names = "default";
> --
> 2.12.2
>
> --
> You received this message because you are subscribed to the Google Groups "linux-sunxi" group.
> To unsubscribe from this group and stop receiving emails from it, send an email to linux-sunxi+unsubscribe@xxxxxxxxxxxxxxxxx
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