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>; };
&hsi2c_4 {
-----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
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,
linux-stable-mirror@lists.linaro.org
-
Alim Akhtar -
Krzysztof Kozlowski