diff mbox series

[02/10] ARM: dts: exynos: add missing HDMI supplies on SMDK5420

Message ID 20220208171823.226211-3-krzysztof.kozlowski@canonical.com
State New
Headers show
Series drm: dt-bindings: exynos: convert to dtschema | expand

Commit Message

Krzysztof Kozlowski Feb. 8, 2022, 5:18 p.m. UTC
Add required VDD supplies to HDMI block on SMDK5420.  Without them, the
HDMI driver won't probe.  Because of lack of schematics, use same
supplies as on Arndale Octa and Odroid XU3 boards (voltage matches).

Cc: <stable@vger.kernel.org> # v3.15+
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
---
 arch/arm/boot/dts/exynos5420-smdk5420.dts | 3 +++
 1 file changed, 3 insertions(+)

Comments

Alim Akhtar Feb. 10, 2022, 4:03 a.m. UTC | #1
>-----Original Message-----
>From: Krzysztof Kozlowski [mailto:krzysztof.kozlowski@canonical.com]
>Sent: Tuesday, February 8, 2022 10:48 PM
>To: Inki Dae <inki.dae@samsung.com>; Joonyoung Shim
><jy0922.shim@samsung.com>; Seung-Woo Kim
><sw0312.kim@samsung.com>; Kyungmin Park
><kyungmin.park@samsung.com>; David Airlie <airlied@linux.ie>; Daniel
>Vetter <daniel@ffwll.ch>; Rob Herring <robh+dt@kernel.org>; Krzysztof
>Kozlowski <krzysztof.kozlowski@canonical.com>; Alim Akhtar
><alim.akhtar@samsung.com>; Kishon Vijay Abraham I <kishon@ti.com>;
>Vinod Koul <vkoul@kernel.org>; dri-devel@lists.freedesktop.org;
>devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org; linux-
>samsung-soc@vger.kernel.org; linux-kernel@vger.kernel.org; linux-
>phy@lists.infradead.org
>Cc: Marek Szyprowski <m.szyprowski@samsung.com>; Sylwester Nawrocki
><snawrocki@kernel.org>; stable@vger.kernel.org
>Subject: [PATCH 02/10] ARM: dts: exynos: add missing HDMI supplies on
>SMDK5420
>
>Add required VDD supplies to HDMI block on SMDK5420.  Without them, the
>HDMI driver won't probe.  Because of lack of schematics, use same supplies
as
>on Arndale Octa and Odroid XU3 boards (voltage matches).
>
>Cc: <stable@vger.kernel.org> # v3.15+
>Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
>---
> arch/arm/boot/dts/exynos5420-smdk5420.dts | 3 +++
> 1 file changed, 3 insertions(+)
>
>diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts
>b/arch/arm/boot/dts/exynos5420-smdk5420.dts
>index 2978b5775a6d..4d7b6d9008a7 100644
>--- a/arch/arm/boot/dts/exynos5420-smdk5420.dts
>+++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts
>@@ -124,6 +124,9 @@ &hdmi {
> 	hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
> 	pinctrl-names = "default";
> 	pinctrl-0 = <&hdmi_hpd_irq>;
>+	vdd-supply = <&ldo6_reg>;
>+	vdd_osc-supply = <&ldo7_reg>;
>+	vdd_pll-supply = <&ldo6_reg>;
> };


Same supply found on smdk5420 as well.

Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>

>
> &hsi2c_4 {
>--
>2.32.0
Krzysztof Kozlowski Feb. 12, 2022, 4:37 p.m. UTC | #2
On Tue, 8 Feb 2022 18:18:15 +0100, Krzysztof Kozlowski wrote:
> Add required VDD supplies to HDMI block on SMDK5420.  Without them, the
> HDMI driver won't probe.  Because of lack of schematics, use same
> supplies as on Arndale Octa and Odroid XU3 boards (voltage matches).
> 
> 

Applied, thanks!

[02/10] ARM: dts: exynos: add missing HDMI supplies on SMDK5420
        commit: 453a24ded415f7fce0499c6b0a2c7b28f84911f2

Best regards,
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts b/arch/arm/boot/dts/exynos5420-smdk5420.dts
index 2978b5775a6d..4d7b6d9008a7 100644
--- a/arch/arm/boot/dts/exynos5420-smdk5420.dts
+++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts
@@ -124,6 +124,9 @@  &hdmi {
 	hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
 	pinctrl-names = "default";
 	pinctrl-0 = <&hdmi_hpd_irq>;
+	vdd-supply = <&ldo6_reg>;
+	vdd_osc-supply = <&ldo7_reg>;
+	vdd_pll-supply = <&ldo6_reg>;
 };
 
 &hsi2c_4 {