Re: [PATCH v3 3/8] arm64: dts: ti: k3-am62x-sk-common: Add DSS pinmux info

From: Nishanth Menon
Date: Sun Jul 30 2023 - 12:32:09 EST


On 23:04-20230728, Aradhya Bhatia wrote:
> Add pinmux info for video output signals from DSS and OLDI.
>
> The DSS outputs OLDI signals through its first video port (VP1) and DPI
> signals via its second video port (VP2). DSS has 2 OLDI transmitters,
> and each of them outputs 4 Data Lanes and 1 Clock Lane. The DPI output
> from DSS is 24 bits (RGB888) and is forwarded to an HDMI transmitter
> (SIL9022) on the board.
>
> Signed-off-by: Aradhya Bhatia <a-bhatia1@xxxxxx>
> ---
> .../arm64/boot/dts/ti/k3-am62x-sk-common.dtsi | 63 +++++++++++++++++++
> 1 file changed, 63 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi b/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi
> index 540ed8a0d7fb..d479c0c415a7 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi
> @@ -226,6 +226,64 @@ AM62X_IOPAD(0x08c, PIN_OUTPUT, 2) /* (L25/J17) GPMC0_WEN.MCASP1_AXR0 */
> AM62X_IOPAD(0x084, PIN_INPUT, 2) /* (L23/K20) GPMC0_ADVN_ALE.MCASP1_AXR2 */
> >;
> };
> +
> + main_dss0_pins_default: main-dss0-default-pins {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x0100, PIN_OUTPUT, 0) /* (AC25) VOUT0_VSYNC */
> + AM62X_IOPAD(0x00f8, PIN_OUTPUT, 0) /* (AB24) VOUT0_HSYNC */
> + AM62X_IOPAD(0x0104, PIN_OUTPUT, 0) /* (AC24) VOUT0_PCLK */
> + AM62X_IOPAD(0x00fc, PIN_OUTPUT, 0) /* (Y20) VOUT0_DE */
> + AM62X_IOPAD(0x00b8, PIN_OUTPUT, 0) /* (U22) VOUT0_DATA0 */
> + AM62X_IOPAD(0x00bc, PIN_OUTPUT, 0) /* (V24) VOUT0_DATA1 */
> + AM62X_IOPAD(0x00c0, PIN_OUTPUT, 0) /* (W25) VOUT0_DATA2 */
> + AM62X_IOPAD(0x00c4, PIN_OUTPUT, 0) /* (W24) VOUT0_DATA3 */
> + AM62X_IOPAD(0x00c8, PIN_OUTPUT, 0) /* (Y25) VOUT0_DATA4 */
> + AM62X_IOPAD(0x00cc, PIN_OUTPUT, 0) /* (Y24) VOUT0_DATA5 */
> + AM62X_IOPAD(0x00d0, PIN_OUTPUT, 0) /* (Y23) VOUT0_DATA6 */
> + AM62X_IOPAD(0x00d4, PIN_OUTPUT, 0) /* (AA25) VOUT0_DATA7 */
> + AM62X_IOPAD(0x00d8, PIN_OUTPUT, 0) /* (V21) VOUT0_DATA8 */
> + AM62X_IOPAD(0x00dc, PIN_OUTPUT, 0) /* (W21) VOUT0_DATA9 */
> + AM62X_IOPAD(0x00e0, PIN_OUTPUT, 0) /* (V20) VOUT0_DATA10 */
> + AM62X_IOPAD(0x00e4, PIN_OUTPUT, 0) /* (AA23) VOUT0_DATA11 */
> + AM62X_IOPAD(0x00e8, PIN_OUTPUT, 0) /* (AB25) VOUT0_DATA12 */
> + AM62X_IOPAD(0x00ec, PIN_OUTPUT, 0) /* (AA24) VOUT0_DATA13 */
> + AM62X_IOPAD(0x00f0, PIN_OUTPUT, 0) /* (Y22) VOUT0_DATA14 */
> + AM62X_IOPAD(0x00f4, PIN_OUTPUT, 0) /* (AA21) VOUT0_DATA15 */
> + AM62X_IOPAD(0x005c, PIN_OUTPUT, 1) /* (R24) GPMC0_AD8.VOUT0_DATA16 */
> + AM62X_IOPAD(0x0060, PIN_OUTPUT, 1) /* (R25) GPMC0_AD9.VOUT0_DATA17 */
> + AM62X_IOPAD(0x0064, PIN_OUTPUT, 1) /* (T25) GPMC0_AD10.VOUT0_DATA18 */
> + AM62X_IOPAD(0x0068, PIN_OUTPUT, 1) /* (R21) GPMC0_AD11.VOUT0_DATA19 */
> + AM62X_IOPAD(0x006c, PIN_OUTPUT, 1) /* (T22) GPMC0_AD12.VOUT0_DATA20 */
> + AM62X_IOPAD(0x0070, PIN_OUTPUT, 1) /* (T24) GPMC0_AD13.VOUT0_DATA21 */
> + AM62X_IOPAD(0x0074, PIN_OUTPUT, 1) /* (U25) GPMC0_AD14.VOUT0_DATA22 */
> + AM62X_IOPAD(0x0078, PIN_OUTPUT, 1) /* (U24) GPMC0_AD15.VOUT0_DATA23 */
> + >;
> + };
> +
> + main_oldi0_pins_default: main-oldi0-default-pins {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x0260, PIN_OUTPUT, 0) /* (AA5) OLDI0_A0N */
> + AM62X_IOPAD(0x025c, PIN_OUTPUT, 0) /* (Y6) OLDI0_A0P */
> + AM62X_IOPAD(0x0268, PIN_OUTPUT, 0) /* (AD3) OLDI0_A1N */
> + AM62X_IOPAD(0x0264, PIN_OUTPUT, 0) /* (AB4) OLDI0_A1P */
> + AM62X_IOPAD(0x0270, PIN_OUTPUT, 0) /* (Y8) OLDI0_A2N */
> + AM62X_IOPAD(0x026c, PIN_OUTPUT, 0) /* (AA8) OLDI0_A2P */
> + AM62X_IOPAD(0x0278, PIN_OUTPUT, 0) /* (AB6) OLDI0_A3N */
> + AM62X_IOPAD(0x0274, PIN_OUTPUT, 0) /* (AA7) OLDI0_A3P */
> + AM62X_IOPAD(0x0280, PIN_OUTPUT, 0) /* (AC6) OLDI0_A4N */
> + AM62X_IOPAD(0x027c, PIN_OUTPUT, 0) /* (AC5) OLDI0_A4P */
> + AM62X_IOPAD(0x0288, PIN_OUTPUT, 0) /* (AE5) OLDI0_A5N */
> + AM62X_IOPAD(0x0284, PIN_OUTPUT, 0) /* (AD6) OLDI0_A5P */
> + AM62X_IOPAD(0x0290, PIN_OUTPUT, 0) /* (AE6) OLDI0_A6N */
> + AM62X_IOPAD(0x028c, PIN_OUTPUT, 0) /* (AD7) OLDI0_A6P */
> + AM62X_IOPAD(0x0298, PIN_OUTPUT, 0) /* (AD8) OLDI0_A7N */
> + AM62X_IOPAD(0x0294, PIN_OUTPUT, 0) /* (AE7) OLDI0_A7P */
> + AM62X_IOPAD(0x02a0, PIN_OUTPUT, 0) /* (AD4) OLDI0_CLK0N */
> + AM62X_IOPAD(0x029c, PIN_OUTPUT, 0) /* (AE3) OLDI0_CLK0P */
> + AM62X_IOPAD(0x02a8, PIN_OUTPUT, 0) /* (AE4) OLDI0_CLK1N */
> + AM62X_IOPAD(0x02a4, PIN_OUTPUT, 0) /* (AD5) OLDI0_CLK1P */
> + >;
> + };
> };
>
> &mcu_pmx0 {
> @@ -410,3 +468,8 @@ &mcasp1 {
> tx-num-evt = <32>;
> rx-num-evt = <32>;
> };
> +
> +&dss {
> + pinctrl-names = "default";
> + pinctrl-0 = <&main_dss0_pins_default &main_oldi0_pins_default>;
No. pinctrl-0 cells is 1.
pinctrl-0 = <&main_dss0_pins_default>, <&main_oldi0_pins_default>;

please.

> +};
> --
> 2.40.1
>

--
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D