From 1b97f00d1b11ed6e349816ba7e60fa76e477fcbb Mon Sep 17 00:00:00 2001 From: Marc Gonzalez Date: Wed, 24 Jul 2024 17:01:38 +0200 Subject: [PATCH] arm64: dts: qcom: msm8998: add HDMI GPIOs MSM8998 GPIO pin controller reference design defines: - CEC: pin 31 - DDC: pin 32,33 - HPD: pin 34 Downstream vendor code for reference: https://git.codelinaro.org/clo/la/kernel/msm-4.4/-/blob/caf_migration/kernel.lnx.4.4.r38-rel/arch/arm/boot/dts/qcom/msm8998-pinctrl.dtsi#L2324-2400 mdss_hdmi_{cec,ddc,hpd}_{active,suspend} Reviewed-by: Dmitry Baryshkov Signed-off-by: Marc Gonzalez Link: https://lore.kernel.org/r/20240724-hdmi-tx-v7-5-e44a20553464@freebox.fr Signed-off-by: Bjorn Andersson --- arch/arm64/boot/dts/qcom/msm8998.dtsi | 28 +++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/msm8998.dtsi b/arch/arm64/boot/dts/qcom/msm8998.dtsi index 9aa9c5cee355..80da334e9982 100644 --- a/arch/arm64/boot/dts/qcom/msm8998.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8998.dtsi @@ -1415,6 +1415,34 @@ drive-strength = <6>; bias-disable; }; + + hdmi_cec_default: hdmi-cec-default-state { + pins = "gpio31"; + function = "hdmi_cec"; + drive-strength = <2>; + bias-pull-up; + }; + + hdmi_ddc_default: hdmi-ddc-default-state { + pins = "gpio32", "gpio33"; + function = "hdmi_ddc"; + drive-strength = <2>; + bias-pull-up; + }; + + hdmi_hpd_default: hdmi-hpd-default-state { + pins = "gpio34"; + function = "hdmi_hot"; + drive-strength = <16>; + bias-pull-down; + }; + + hdmi_hpd_sleep: hdmi-hpd-sleep-state { + pins = "gpio34"; + function = "hdmi_hot"; + drive-strength = <2>; + bias-pull-down; + }; }; remoteproc_mss: remoteproc@4080000 { -- 2.50.1