Re: [RESEND PATCH v3 3/3] arm64: dts: meson-g12b-ugoos-am6: add initial device-tree

From: Martin Blumenstingl
Date: Sat Sep 14 2019 - 13:49:50 EST


Hi Christian,

my nit-picks below

On Fri, Sep 6, 2019 at 4:34 PM Christian Hewitt
<christianshewitt@xxxxxxxxx> wrote:
[...]
> + spdif_dit: audio-codec-1 {
> + #sound-dai-cells = <0>;
> + compatible = "linux,spdif-dit";
> + status = "okay";
> + sound-name-prefix = "DIT";
> + };
please move it below sdio_pwrseq (or at least somewhere below the memory node)

[...]
> + 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 */
can we add the enable GPIO here now that we know how to describe the
VDDCPU_B regulator?

[...]
> + usb1_pow: regulator-usb1_pow {
for consistency with the regulators above: regulator-usb1-pow

[...]
> + usb_pwr_en: regulator-usb_pwr_en {
for consistency with the regulators above: regulator-usb-pwr-en

[...]
> + vddao_1v8: regulator-vddao_1v8 {
for consistency with the regulators above: regulator-vddao-1v8

[...
> + vddao_3v3: regulator-vddao_3v3 {
for consistency with the regulators above: regulator-vddao-3v3

[...]
> +&cpu0 {
> + cpu-supply = <&vddcpu_b>;
> + operating-points-v2 = <&cpu_opp_table_0>;
> + clocks = <&clkc CLKID_CPU_CLK>;
> + clock-latency = <50000>;
> +};
> +
> +&cpu1 {
> + cpu-supply = <&vddcpu_b>;
> + operating-points-v2 = <&cpu_opp_table_0>;
> + clocks = <&clkc CLKID_CPU_CLK>;
> + clock-latency = <50000>;
> +};
> +
> +&cpu100 {
> + cpu-supply = <&vddcpu_a>;
> + operating-points-v2 = <&cpub_opp_table_1>;
> + clocks = <&clkc CLKID_CPUB_CLK>;
> + clock-latency = <50000>;
> +};
> +
> +&cpu101 {
> + cpu-supply = <&vddcpu_a>;
> + operating-points-v2 = <&cpub_opp_table_1>;
> + clocks = <&clkc CLKID_CPUB_CLK>;
> + clock-latency = <50000>;
> +};
> +
> +&cpu102 {
> + cpu-supply = <&vddcpu_a>;
> + operating-points-v2 = <&cpub_opp_table_1>;
> + clocks = <&clkc CLKID_CPUB_CLK>;
> + clock-latency = <50000>;
> +};
> +
> +&cpu103 {
> + cpu-supply = <&vddcpu_a>;
> + operating-points-v2 = <&cpub_opp_table_1>;
> + clocks = <&clkc CLKID_CPUB_CLK>;
> + clock-latency = <50000>;
> +};
(not limited to this patch: there's a lot of redundancy with the CPU
nodes across the G12B .dts)

[...]
> +&sd_emmc_a {
all nodes starting here should use alphabetical sorting


Martin