From 60a9914cb2061ba612a3f14f6ad329912b486360 Mon Sep 17 00:00:00 2001 From: Krzysztof Kozlowski Date: Tue, 8 Feb 2022 18:18:14 +0100 Subject: [PATCH 1/3] ARM: dts: exynos: add missing HDMI supplies on SMDK5250 Add required VDD supplies to HDMI block on SMDK5250. Without them, the HDMI driver won't probe. Because of lack of schematics, use same supplies as on Arndale 5250 board (voltage matches). Cc: # v3.15+ Signed-off-by: Krzysztof Kozlowski Reviewed-by: Alim Akhtar Link: https://lore.kernel.org/r/20220208171823.226211-2-krzysztof.kozlowski@canonical.com --- arch/arm/boot/dts/exynos5250-smdk5250.dts | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts index 53670383d607..5640ba1ae960 100644 --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts @@ -118,6 +118,9 @@ status = "okay"; ddc = <&i2c_2>; hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>; + vdd-supply = <&ldo8_reg>; + vdd_osc-supply = <&ldo10_reg>; + vdd_pll-supply = <&ldo8_reg>; }; &i2c_0 { From 453a24ded415f7fce0499c6b0a2c7b28f84911f2 Mon Sep 17 00:00:00 2001 From: Krzysztof Kozlowski Date: Tue, 8 Feb 2022 18:18:15 +0100 Subject: [PATCH 2/3] 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: # v3.15+ Signed-off-by: Krzysztof Kozlowski Reviewed-by: Alim Akhtar Link: https://lore.kernel.org/r/20220208171823.226211-3-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 69ce3e430863..e94455c8eafc 100644 --- a/arch/arm/boot/dts/exynos5420-smdk5420.dts +++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts @@ -124,6 +124,9 @@ 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 { From 7cdfe3b3b60c89f0e12e8ee194a7cfbfd46515dd Mon Sep 17 00:00:00 2001 From: Krzysztof Kozlowski Date: Mon, 20 Sep 2021 09:17:53 +0200 Subject: [PATCH 3/3] ARM: dts: exynos: align PPMU event node names with dtschema Use hyphen instead of underscore and align the PPMU event node name with dtschema. The event-name property must match the node name, by the design of devfreq events and PPMU driver. Signed-off-by: Krzysztof Kozlowski Tested-by: Marek Szyprowski Reviewed-by: Chanwoo Choi Link: https://lore.kernel.org/r/20210920071753.38560-3-krzysztof.kozlowski@canonical.com --- arch/arm/boot/dts/exynos5420.dtsi | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi index 29e33cda14c4..21b608705049 100644 --- a/arch/arm/boot/dts/exynos5420.dtsi +++ b/arch/arm/boot/dts/exynos5420.dtsi @@ -302,8 +302,8 @@ clocks = <&clock CLK_PCLK_PPMU_DREX0_0>; clock-names = "ppmu"; events { - ppmu_event3_dmc0_0: ppmu-event3-dmc0_0 { - event-name = "ppmu-event3-dmc0_0"; + ppmu_event3_dmc0_0: ppmu-event3-dmc0-0 { + event-name = "ppmu-event3-dmc0-0"; }; }; }; @@ -314,8 +314,8 @@ clocks = <&clock CLK_PCLK_PPMU_DREX0_1>; clock-names = "ppmu"; events { - ppmu_event3_dmc0_1: ppmu-event3-dmc0_1 { - event-name = "ppmu-event3-dmc0_1"; + ppmu_event3_dmc0_1: ppmu-event3-dmc0-1 { + event-name = "ppmu-event3-dmc0-1"; }; }; }; @@ -326,8 +326,8 @@ clocks = <&clock CLK_PCLK_PPMU_DREX1_0>; clock-names = "ppmu"; events { - ppmu_event3_dmc1_0: ppmu-event3-dmc1_0 { - event-name = "ppmu-event3-dmc1_0"; + ppmu_event3_dmc1_0: ppmu-event3-dmc1-0 { + event-name = "ppmu-event3-dmc1-0"; }; }; }; @@ -338,8 +338,8 @@ clocks = <&clock CLK_PCLK_PPMU_DREX1_1>; clock-names = "ppmu"; events { - ppmu_event3_dmc1_1: ppmu-event3-dmc1_1 { - event-name = "ppmu-event3-dmc1_1"; + ppmu_event3_dmc1_1: ppmu-event3-dmc1-1 { + event-name = "ppmu-event3-dmc1-1"; }; }; };