[PATCH 1/2] ARM: dts: sun6i: Add pmic / regulator nodes to Mele A1000G quad dts

Maxime Ripard maxime.ripard at free-electrons.com
Tue Jun 7 14:25:45 PDT 2016


On Mon, Jun 06, 2016 at 09:23:36AM +0200, Hans de Goede wrote:
> Hi,
> 
> On 06-06-16 09:12, Chen-Yu Tsai wrote:
> >On Sun, Jun 5, 2016 at 9:37 PM, Hans de Goede <hdegoede at redhat.com> wrote:
> >>Add pmic / regulator nodes to Mele A1000G quad dts.
> >>
> >>Signed-off-by: Hans de Goede <hdegoede at redhat.com>
> >>---
> >> arch/arm/boot/dts/sun6i-a31-mele-a1000g-quad.dts | 88 +++++++++++++++++++++++-
> >> 1 file changed, 87 insertions(+), 1 deletion(-)
> >>
> >>diff --git a/arch/arm/boot/dts/sun6i-a31-mele-a1000g-quad.dts b/arch/arm/boot/dts/sun6i-a31-mele-a1000g-quad.dts
> >>index e063dab..9782113 100644
> >>--- a/arch/arm/boot/dts/sun6i-a31-mele-a1000g-quad.dts
> >>+++ b/arch/arm/boot/dts/sun6i-a31-mele-a1000g-quad.dts
> >>@@ -72,6 +72,10 @@
> >>        };
> >> };
> >>
> >>+&cpu0 {
> >>+       cpu-supply = <&reg_dcdc3>;
> >>+};
> >>+
> >> &ehci0 {
> >>        status = "okay";
> >> };
> >>@@ -85,6 +89,7 @@
> >>        pinctrl-0 = <&gmac_pins_mii_a>;
> >>        phy = <&phy1>;
> >>        phy-mode = "mii";
> >>+       phy-supply = <&reg_dldo1>;
> >>        status = "okay";
> >>
> >>        phy1: ethernet-phy at 1 {
> >>@@ -101,13 +106,26 @@
> >> &mmc0 {
> >>        pinctrl-names = "default";
> >>        pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_m9>;
> >>-       vmmc-supply = <&reg_vcc3v3>;
> >>+       vmmc-supply = <&reg_dcdc1>;
> >>        bus-width = <4>;
> >>        cd-gpios = <&pio 7 22 GPIO_ACTIVE_HIGH>; /* PH22 */
> >>        cd-inverted;
> >>        status = "okay";
> >> };
> >>
> >>+&p2wi {
> >>+       status = "okay";
> >>+
> >>+       axp22x: pmic at 68 {
> >>+               compatible = "x-powers,axp221";
> >>+               reg = <0x68>;
> >>+               interrupt-parent = <&nmi_intc>;
> >>+               interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
> >>+       };
> >>+};
> >>+
> >>+#include "axp22x.dtsi"
> >>+
> >> &pio {
> >>        led_pins_m9: led_pins at 0 {
> >>                allwinner,pins = "PH13";
> >>@@ -131,6 +149,73 @@
> >>        };
> >> };
> >>
> >>+&reg_aldo1 {
> >>+       regulator-min-microvolt = <3300000>;
> >>+       regulator-max-microvolt = <3300000>;
> >>+       regulator-name = "vcc-wifi";
> >>+};
> >>+
> >>+&reg_aldo3 {
> >>+       regulator-always-on;
> >>+       regulator-min-microvolt = <2700000>;
> >>+       regulator-max-microvolt = <3300000>;
> >>+       regulator-name = "avcc";
> >>+};
> >>+
> >>+&reg_dc5ldo {
> >>+       regulator-always-on;
> >>+       regulator-min-microvolt = <700000>;
> >>+       regulator-max-microvolt = <1320000>;
> >>+       regulator-name = "vdd-cpus"; /* This is an educated guess */
> >>+};
> >>+
> >>+&reg_dcdc1 {
> >>+       regulator-always-on;
> >>+       regulator-min-microvolt = <3300000>;
> >>+       regulator-max-microvolt = <3300000>;
> >>+       regulator-name = "vcc-3v3";
> >>+};
> >>+
> >>+&reg_dcdc2 {
> >>+       regulator-min-microvolt = <700000>;
> >>+       regulator-max-microvolt = <1320000>;
> >>+       regulator-name = "vdd-gpu";
> >>+};
> >>+
> >>+&reg_dcdc3 {
> >>+       regulator-always-on;
> >>+       regulator-min-microvolt = <700000>;
> >>+       regulator-max-microvolt = <1320000>;
> >>+       regulator-name = "vdd-cpu";
> >>+};
> >>+
> >>+&reg_dcdc4 {
> >>+       regulator-always-on;
> >>+       regulator-min-microvolt = <700000>;
> >>+       regulator-max-microvolt = <1320000>;
> >>+       regulator-name = "vdd-sys-dll";
> >>+};
> >>+
> >>+&reg_dcdc5 {
> >>+       regulator-always-on;
> >>+       regulator-min-microvolt = <1500000>;
> >>+       regulator-max-microvolt = <1500000>;
> >>+       regulator-name = "vcc-dram";
> >>+};
> >>+
> >>+&reg_dldo1 {
> >>+       regulator-min-microvolt = <3300000>;
> >>+       regulator-max-microvolt = <3300000>;
> >>+       regulator-name = "vcc-ethernet-phy";
> >>+};
> >>+
> >>+&reg_dldo4 {
> >>+       regulator-always-on;
> >
> >Why not tie this to the usbphy? Same for the other patch.
> 
> Because both reg_usb1_vbus and reg_dldo4 need to be on
> for the hub attached to usb1 to work, and I can list
> only one usb1_vbus-supply.

Adding a comment stating that would be great :)

Thanks!
Maxime


-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 819 bytes
Desc: not available
URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20160607/06c25ecb/attachment.sig>


More information about the linux-arm-kernel mailing list