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| author | Marc Gonzalez <mgonzalez@freebox.fr> | 2024-07-24 17:01:38 +0200 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2024-10-02 21:45:47 -0500 |
| commit | 1b97f00d1b11ed6e349816ba7e60fa76e477fcbb (patch) | |
| tree | 599216627a519471082f4ada7c90d15a7a274d60 | |
| parent | 0f6c6ae2e9d1cfafe62fed9ca0a07d241d3d8b79 (diff) | |
| download | lwn-1b97f00d1b11ed6e349816ba7e60fa76e477fcbb.tar.gz lwn-1b97f00d1b11ed6e349816ba7e60fa76e477fcbb.zip | |
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 <dmitry.baryshkov@linaro.org>
Signed-off-by: Marc Gonzalez <mgonzalez@freebox.fr>
Link: https://lore.kernel.org/r/20240724-hdmi-tx-v7-5-e44a20553464@freebox.fr
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
| -rw-r--r-- | arch/arm64/boot/dts/qcom/msm8998.dtsi | 28 |
1 files changed, 28 insertions, 0 deletions
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 { |