[PATCH 6/7] arm64: dts: ti: k3-j721s2-common-proc-board: Enable DisplayPort-1
Kumar, Udit
u-kumar1 at ti.com
Sat Apr 19 02:29:47 PDT 2025
On 4/11/2025 4:21 PM, Jayesh Choudhary wrote:
> Enable DSI display for J721S2 EVM.
>
> Add the endpoint nodes to describe connection from:
> DSS => DSI Bridge => DSI to eDP bridge => DisplayPort-1
>
> Set status for all required nodes for DisplayPort-1 as 'okay'.
>
> Signed-off-by: Jayesh Choudhary <j-choudhary at ti.com>
> ---
> .../dts/ti/k3-j721s2-common-proc-board.dts | 95 +++++++++++++++++++
> 1 file changed, 95 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
> index f691ae4c19e6..15a7d9b813d3 100644
> --- a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
> +++ b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
> @@ -93,6 +93,29 @@ vdd_sd_dv: gpio-regulator-TLV71033 {
> <3300000 0x1>;
> };
>
> [..]
> +
> +&dss {
> + /*
> + * These clock assignments are chosen to enable the following outputs:
> + *
> + * VP0 - DisplayPort SST
> + * VP1 - DPI0
> + * VP2 - DSI
> + * VP3 - DPI1
> + */
Sorry for basic question, In this series , you are enabling only DSI
interface.
why you need clocking for other interfaces ?
> + status = "okay";
> [..]
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