2024-01-29 21:24:17

by Wolfram Sang

[permalink] [raw]
Subject: [RFC PATCH 1/2] arm64: dts: renesas: ulcb-kf: adapt 1.8V HDMI regulator to schematics

It is named T1.8V in the schematics. Also add properties dcoumenting it
is always on, also during boot.

Signed-off-by: Wolfram Sang <[email protected]>
---
arch/arm64/boot/dts/renesas/ulcb-kf.dtsi | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi b/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi
index c8dc06f0dfed..6b6a0a8bc1db 100644
--- a/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi
+++ b/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi
@@ -32,11 +32,13 @@ hdmi1_con: endpoint {
};
};

- hdmi_1v8: regulator-hdmi-1v8 {
+ t1v8: regulator-t1v8 {
compatible = "regulator-fixed";
- regulator-name = "hdmi-1v8";
+ regulator-name = "t1v8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
};

pcie_1v5: regulator-pcie-1v5 {
@@ -154,11 +156,11 @@ hdmi@3d {

pd-gpios = <&gpio_exp_75 5 GPIO_ACTIVE_LOW>;

- avdd-supply = <&hdmi_1v8>;
- dvdd-supply = <&hdmi_1v8>;
- pvdd-supply = <&hdmi_1v8>;
+ avdd-supply = <&t1v8>;
+ dvdd-supply = <&t1v8>;
+ pvdd-supply = <&t1v8>;
dvdd-3v-supply = <&reg_3p3v>;
- bgvdd-supply = <&hdmi_1v8>;
+ bgvdd-supply = <&t1v8>;

adi,input-depth = <8>;
adi,input-colorspace = "rgb";
--
2.39.2



2024-02-12 13:39:56

by Geert Uytterhoeven

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Subject: Re: [RFC PATCH 1/2] arm64: dts: renesas: ulcb-kf: adapt 1.8V HDMI regulator to schematics

Hi Wolfram,

Thanks for your patch!

On Mon, Jan 29, 2024 at 10:23 PM Wolfram Sang
<[email protected]> wrote:
> It is named T1.8V in the schematics. Also add properties dcoumenting it

documenting

> is always on, also during boot.
>
> Signed-off-by: Wolfram Sang <[email protected]>

> --- a/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi
> +++ b/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi
> @@ -32,11 +32,13 @@ hdmi1_con: endpoint {
> };
> };
>
> - hdmi_1v8: regulator-hdmi-1v8 {
> + t1v8: regulator-t1v8 {

"t1p8v"?
Or "reg_t1p8v", as the former is a rather short name, causing conflicts?

> compatible = "regulator-fixed";
> - regulator-name = "hdmi-1v8";
> + regulator-name = "t1v8";
> regulator-min-microvolt = <1800000>;
> regulator-max-microvolt = <1800000>;
> + regulator-boot-on;
> + regulator-always-on;
> };
>
> pcie_1v5: regulator-pcie-1v5 {
> @@ -154,11 +156,11 @@ hdmi@3d {
>
> pd-gpios = <&gpio_exp_75 5 GPIO_ACTIVE_LOW>;
>
> - avdd-supply = <&hdmi_1v8>;
> - dvdd-supply = <&hdmi_1v8>;
> - pvdd-supply = <&hdmi_1v8>;
> + avdd-supply = <&t1v8>;
> + dvdd-supply = <&t1v8>;
> + pvdd-supply = <&t1v8>;
> dvdd-3v-supply = <&reg_3p3v>;
> - bgvdd-supply = <&hdmi_1v8>;
> + bgvdd-supply = <&t1v8>;
>
> adi,input-depth = <8>;
> adi,input-colorspace = "rgb";

The rest LGTM.

Gr{oetje,eeting}s,

Geert


--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68korg

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds

2024-02-12 13:54:50

by Geert Uytterhoeven

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Subject: Re: [RFC PATCH 1/2] arm64: dts: renesas: ulcb-kf: adapt 1.8V HDMI regulator to schematics

Hi Wolfram,

On Mon, Feb 12, 2024 at 2:42 PM Wolfram Sang
<[email protected]> wrote:
> > > - hdmi_1v8: regulator-hdmi-1v8 {
> > > + t1v8: regulator-t1v8 {
> >
> > "t1p8v"?
> > Or "reg_t1p8v", as the former is a rather short name, causing conflicts?
>
> Agreed, I'll take the latter and resend.

No need for that, I can fix it while applying...
Reviewed-by: Geert Uytterhoeven <[email protected]>
i.e. will queue in renesas-devel for v6.9.

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68korg

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds

2024-02-12 14:20:07

by Wolfram Sang

[permalink] [raw]
Subject: Re: [RFC PATCH 1/2] arm64: dts: renesas: ulcb-kf: adapt 1.8V HDMI regulator to schematics


> > - hdmi_1v8: regulator-hdmi-1v8 {
> > + t1v8: regulator-t1v8 {
>
> "t1p8v"?
> Or "reg_t1p8v", as the former is a rather short name, causing conflicts?

Agreed, I'll take the latter and resend.


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2024-02-12 14:21:22

by Wolfram Sang

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Subject: Re: [RFC PATCH 1/2] arm64: dts: renesas: ulcb-kf: adapt 1.8V HDMI regulator to schematics


> > > "t1p8v"?
> > > Or "reg_t1p8v", as the former is a rather short name, causing conflicts?
> >
> > Agreed, I'll take the latter and resend.
>
> No need for that, I can fix it while applying...

Cool, thank you!


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