[PATCH 6/8] arm64: dts: ti: k3-am64: Let MMC1 clock loopback use hardware default

From: Judith Mendez

Date: Wed Jul 29 2026 - 16:04:03 EST


Clock loopback (CLKLB) should not be changed from its default state.
Explicit pinmux config is unnecessary and overrides correct default.
Drop CLKLB in pinmux node for MMC1.

Signed-off-by: Judith Mendez <jm@xxxxxx>
---
arch/arm64/boot/dts/ti/k3-am642-evm.dts | 1 -
arch/arm64/boot/dts/ti/k3-am642-sk.dts | 1 -
2 files changed, 2 deletions(-)

diff --git a/arch/arm64/boot/dts/ti/k3-am642-evm.dts b/arch/arm64/boot/dts/ti/k3-am642-evm.dts
index bb756c922252a..f57f39f8579d5 100644
--- a/arch/arm64/boot/dts/ti/k3-am642-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-am642-evm.dts
@@ -259,7 +259,6 @@ AM64X_IOPAD(0x0284, PIN_INPUT_PULLUP, 0) /* (L21) MMC1_DAT1 */
AM64X_IOPAD(0x0280, PIN_INPUT_PULLUP, 0) /* (K19) MMC1_DAT2 */
AM64X_IOPAD(0x027c, PIN_INPUT_PULLUP, 0) /* (K18) MMC1_DAT3 */
AM64X_IOPAD(0x0298, PIN_INPUT_PULLUP, 0) /* (D19) MMC1_SDCD */
- AM64X_IOPAD(0x0290, PIN_INPUT, 0) /* MMC1_CLKLB */
>;
};

diff --git a/arch/arm64/boot/dts/ti/k3-am642-sk.dts b/arch/arm64/boot/dts/ti/k3-am642-sk.dts
index 3d7160400cef5..7f2483968f4ee 100644
--- a/arch/arm64/boot/dts/ti/k3-am642-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am642-sk.dts
@@ -200,7 +200,6 @@ main_mmc1_pins_default: main-mmc1-default-pins {
pinctrl-single,pins = <
AM64X_IOPAD(0x0298, PIN_INPUT_PULLUP, 0) /* (D19) MMC1_SDCD */
AM64X_IOPAD(0x0294, PIN_INPUT_PULLUP, 0) /* (J19) MMC1_CMD */
- AM64X_IOPAD(0x0290, PIN_INPUT, 0) /* (#N/A) MMC1_CLKLB */
AM64X_IOPAD(0x028c, PIN_INPUT_PULLDOWN, 0) /* (L20) MMC1_CLK */
AM64X_IOPAD(0x0288, PIN_INPUT_PULLUP, 0) /* (K21) MMC1_DAT0 */
AM64X_IOPAD(0x0284, PIN_INPUT_PULLUP, 0) /* (L21) MMC1_DAT1 */
--
2.54.0