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From: Sasha Levin <sashal@kernel.org>
To: stable@vger.kernel.org
Cc: Judith Mendez <jm@ti.com>, Moteen Shah <m-shah@ti.com>,
	Nishanth Menon <nm@ti.com>, Sasha Levin <sashal@kernel.org>
Subject: [PATCH 6.1.y] arm64: dts: ti: k3-am62x-sk-common: Set SD clock pin as OUTPUT
Date: Tue, 10 Nov 2026 06:49:20 -0500	[thread overview]
Message-ID: <20261110114907.605693-1-sashal@kernel.org> (raw)
In-Reply-To: <20261107054240-failed-6.1-1e2e5016bda9@kernel.org>

From: Judith Mendez <jm@ti.com>

[ Upstream commit 1e2e5016bda94b2bcd86258b5eb77fe3006639a0 ]

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: d19a66ae488a ("arm64: dts: ti: k3-am625-sk: Enable on board peripherals")
Cc: stable@vger.kernel.org
Signed-off-by: Judith Mendez <jm@ti.com>
Reviewed-by: Moteen Shah <m-shah@ti.com>
Link: https://patch.msgid.link/20260909214743.899477-10-jm@ti.com
Signed-off-by: Nishanth Menon <nm@ti.com>
[ sashal: applied the change to the existing MMC1 pin group in the board device tree because the shared include is absent ]
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 arch/arm64/boot/dts/ti/k3-am625-sk.dts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/ti/k3-am625-sk.dts b/arch/arm64/boot/dts/ti/k3-am625-sk.dts
index 93a5f0817efc4..4754314bc7211 100644
--- a/arch/arm64/boot/dts/ti/k3-am625-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am625-sk.dts
@@ -192,7 +192,7 @@ AM62X_IOPAD(0x1f8, PIN_INPUT, 0) /* (AC2) MMC0_DAT7 */
 	main_mmc1_pins_default: main-mmc1-pins-default {
 		pinctrl-single,pins = <
 			AM62X_IOPAD(0x23c, PIN_INPUT, 0) /* (A21) MMC1_CMD */
-			AM62X_IOPAD(0x234, PIN_INPUT, 0) /* (B22) MMC1_CLK */
+			AM62X_IOPAD(0x234, PIN_OUTPUT, 0) /* (B22) MMC1_CLK */
 			AM62X_IOPAD(0x230, PIN_INPUT, 0) /* (A22) MMC1_DAT0 */
 			AM62X_IOPAD(0x22c, PIN_INPUT, 0) /* (B21) MMC1_DAT1 */
 			AM62X_IOPAD(0x228, PIN_INPUT, 0) /* (C21) MMC1_DAT2 */
-- 
2.53.0


      reply	other threads:[~2026-11-10 11:49 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-11-07 10:42 FAILED: patch "[PATCH] arm64: dts: ti: k3-am62x-sk-common: Set SD clock pin as OUTPUT" failed to apply to 6.1-stable tree Sasha Levin
2026-11-10 11:49 ` Sasha Levin [this message]

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