[PATCH v1] arm64: dts: ti: k3-am62-verdin: Set MMC clock pins as OUTPUT

[Mendez, Judith]

Hi Francesco,

On 8/13/2026 6:12 AM, Francesco Dolcini wrote:
> From: Francesco Dolcini <francesco.dolcini at toradex.com>
> 
> MMC clock pins must be configured as OUTPUT-only per TRM [0] with
> receiver disabled (RXACTIVE bit = 0). Change MMC CLK pins from
> PIN_INPUT to PIN_OUTPUT to match documentation.
> 
> Link: https://www.ti.com/lit/pdf/spruiv7 Rev. C: Table 12-246. MMCSDi I/O Signals [0]
> Fixes: 316b80246b16 ("arm64: dts: ti: add verdin am62")
> Cc: stable at vger.kernel.org
> Signed-off-by: Francesco Dolcini <francesco.dolcini at toradex.com>

Assuming defaults are set.

Reviewed-by: Judith Mendez <jm at ti.com>

> ---
>   arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi | 6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
> index e97b2b047d10..895b1b7dcac7 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
> @@ -573,7 +573,7 @@ AM62X_IOPAD(0x15c, PIN_INPUT, 0)  /* (AB22) MDIO0_MDIO */ /* ETH_1_MDIO, SODIMM
>   	pinctrl_sdhci0: main-mmc0-default-pins {
>   		pinctrl-single,pins = <
>   			AM62X_IOPAD(0x220, PIN_INPUT,        0) /*  (Y3) MMC0_CMD  */
> -			AM62X_IOPAD(0x218, PIN_INPUT,        0) /* (AB1) MMC0_CLK  */
> +			AM62X_IOPAD(0x218, PIN_OUTPUT,       0) /* (AB1) MMC0_CLK  */
>   			AM62X_IOPAD(0x214, PIN_INPUT,        0) /* (AA2) MMC0_DAT0 */
>   			AM62X_IOPAD(0x210, PIN_INPUT_PULLUP, 0) /* (AA1) MMC0_DAT1 */
>   			AM62X_IOPAD(0x20c, PIN_INPUT_PULLUP, 0) /* (AA3) MMC0_DAT2 */
> @@ -589,7 +589,7 @@ AM62X_IOPAD(0x1f8, PIN_INPUT_PULLUP, 0) /* (AC2) MMC0_DAT7 */
>   	pinctrl_sdhci1: main-mmc1-default-pins {
>   		pinctrl-single,pins = <
>   			AM62X_IOPAD(0x23c, PIN_INPUT,        0) /* (A21) MMC1_CMD  */ /* SODIMM 74 */
> -			AM62X_IOPAD(0x234, PIN_INPUT,        0) /* (B22) MMC1_CLK  */ /* SODIMM 78 */
> +			AM62X_IOPAD(0x234, PIN_OUTPUT,       0) /* (B22) MMC1_CLK  */ /* SODIMM 78 */
>   			AM62X_IOPAD(0x230, PIN_INPUT,        0) /* (A22) MMC1_DAT0 */ /* SODIMM 80 */
>   			AM62X_IOPAD(0x22c, PIN_INPUT,        0) /* (B21) MMC1_DAT1 */ /* SODIMM 82 */
>   			AM62X_IOPAD(0x228, PIN_INPUT,        0) /* (C21) MMC1_DAT2 */ /* SODIMM 70 */
> @@ -601,7 +601,7 @@ AM62X_IOPAD(0x224, PIN_INPUT,        0) /* (D22) MMC1_DAT3 */ /* SODIMM 72 */
>   	pinctrl_sdhci2: main-mmc2-default-pins {
>   		pinctrl-single,pins = <
>   			AM62X_IOPAD(0x120, PIN_INPUT, 0) /* (C24) MMC2_CMD   */ /* WiFi_SDIO_CMD   */
> -			AM62X_IOPAD(0x118, PIN_INPUT, 0) /* (D25) MMC2_CLK   */ /* WiFi_SDIO_CLK   */
> +			AM62X_IOPAD(0x118, PIN_OUTPUT,0) /* (D25) MMC2_CLK   */ /* WiFi_SDIO_CLK   */
>   			AM62X_IOPAD(0x114, PIN_INPUT, 0) /* (B24) MMC2_DAT0  */ /* WiFi_SDIO_DATA0 */
>   			AM62X_IOPAD(0x110, PIN_INPUT, 0) /* (C25) MMC2_DAT1  */ /* WiFi_SDIO_DATA1 */
>   			AM62X_IOPAD(0x10c, PIN_INPUT, 0) /* (E23) MMC2_DAT2  */ /* WiFi_SDIO_DATA2 */