Re: [PATCH 2/5] arm64: dts: qcom: qrb4210-rb2: Enable display out

From: Caleb Connolly
Date: Mon May 15 2023 - 11:58:52 EST




On 15/05/2023 13:04, Konrad Dybcio wrote:
> The RB2 has a HDMI output via an LT9611UXC bridge. Set it up.
>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/qrb4210-rb2.dts | 88 +++++++++++++++++++++++++++++++-
> 1 file changed, 87 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
> index 80c6b59c8ff6..9b539720f05d 100644
> --- a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
> +++ b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts

[...]
> @@ -312,11 +385,24 @@ &sleep_clk {
> };
>
> &tlmm {
> - gpio-reserved-ranges = <37 5>, <43 2>, <47 1>,
> + gpio-reserved-ranges = <43 2>, <47 1>,

Is this intentional?
> <49 1>, <52 1>, <54 1>,
> <56 3>, <61 2>, <64 1>,
> <68 1>, <72 8>, <96 1>;
>
> + lt9611_rst_pin: lt9611-rst-state {
> + pins = "gpio41";
> + function = "gpio";
> + input-disable;
> + output-high;
> + };
> +
> + lt9611_irq_pin: lt9611-irq-state {
> + pins = "gpio46";
> + function = "gpio";
> + bias-disable;
> + };
> +
> sdc2_card_det_n: sd-card-det-n-state {
> pins = "gpio88";
> function = "gpio";
>

--
Kind Regards,
Caleb (they/them)