[PATCH v4 08/15] arm64: dts: ti: k3-am625-beagleplay: Set MMC clock pins as OUTPUT
From: Judith Mendez
Date: Wed Sep 09 2026 - 18:02:19 EST
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.
[0] https://www.ti.com/lit/pdf/spruiv7 Rev. C: Table 12-246. MMCSDi I/O Signals
Fixes: f5a731f0787f ("arm64: dts: ti: Add k3-am625-beagleplay")
Cc: <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Judith Mendez <jm@xxxxxx>
Reviewed-by: Moteen Shah <m-shah@xxxxxx>
---
arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts b/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts
index c468b9c5fc09a..898e4ca3fd87e 100644
--- a/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts
+++ b/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts
@@ -323,7 +323,7 @@ emmc_pins_default: emmc-default-pins {
bootph-all;
pinctrl-single,pins = <
AM62X_IOPAD(0x0220, PIN_INPUT, 0) /* (Y3) MMC0_CMD */
- AM62X_IOPAD(0x0218, PIN_INPUT, 0) /* (AB1) MMC0_CLK */
+ AM62X_IOPAD(0x0218, PIN_OUTPUT, 0) /* (AB1) MMC0_CLK */
AM62X_IOPAD(0x0214, PIN_INPUT, 0) /* (AA2) MMC0_DAT0 */
AM62X_IOPAD(0x0210, PIN_INPUT, 0) /* (AA1) MMC0_DAT1 */
AM62X_IOPAD(0x020c, PIN_INPUT, 0) /* (AA3) MMC0_DAT2 */
@@ -346,7 +346,7 @@ sd_pins_default: sd-default-pins {
bootph-all;
pinctrl-single,pins = <
AM62X_IOPAD(0x023c, PIN_INPUT, 0) /* (A21) MMC1_CMD */
- AM62X_IOPAD(0x0234, PIN_INPUT, 0) /* (B22) MMC1_CLK */
+ AM62X_IOPAD(0x0234, PIN_OUTPUT, 0) /* (B22) MMC1_CLK */
AM62X_IOPAD(0x0230, PIN_INPUT, 0) /* (A22) MMC1_DAT0 */
AM62X_IOPAD(0x022c, PIN_INPUT, 0) /* (B21) MMC1_DAT1 */
AM62X_IOPAD(0x0228, PIN_INPUT, 0) /* (C21) MMC1_DAT2 */
@@ -358,7 +358,7 @@ AM62X_IOPAD(0x0240, PIN_INPUT, 7) /* (D17) MMC1_SDCD.GPIO1_48 */
wifi_pins_default: wifi-default-pins {
pinctrl-single,pins = <
AM62X_IOPAD(0x0120, PIN_INPUT, 0) /* (C24) MMC2_CMD */
- AM62X_IOPAD(0x0118, PIN_INPUT, 0) /* (D25) MMC2_CLK */
+ AM62X_IOPAD(0x0118, PIN_OUTPUT, 0) /* (D25) MMC2_CLK */
AM62X_IOPAD(0x0114, PIN_INPUT, 0) /* (B24) MMC2_DAT0 */
AM62X_IOPAD(0x0110, PIN_INPUT, 0) /* (C25) MMC2_DAT1 */
AM62X_IOPAD(0x010c, PIN_INPUT, 0) /* (E23) MMC2_DAT2 */
--
2.34.1