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From: Bhavya Kapoor <b-kapoor@ti.com>
To: <linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>
Cc: <linux-arm-kernel@lists.infradead.org>, <conor+dt@kernel.org>,
	<krzk+dt@kernel.org>, <robh@kernel.org>, <kristo@kernel.org>,
	<b-kapoor@ti.com>, <m-chawdhry@ti.com>, <vigneshr@ti.com>,
	<nm@ti.com>, <sinthu.raja@ti.com>, <n-francis@ti.com>
Subject: [PATCH v2] arm64: dts: ti: k3-am68-sk-base-board: Add clklb pin mux for mmc1
Date: Fri, 9 Aug 2024 12:52:31 +0530	[thread overview]
Message-ID: <20240809072231.2931206-1-b-kapoor@ti.com> (raw)

mmc1 is not functional and needs clock loopback so that it can
create sampling clock from this for high speed SDIO operations.
Thus, add clklb pin mux to get mmc1 working.

Fixes: a266c180b398 ("arm64: dts: ti: k3-am68-sk: Add support for AM68 SK base board")
Signed-off-by: Bhavya Kapoor <b-kapoor@ti.com>
Reviewed-by: Neha Malcom Francis <n-francis@ti.com>
---

changelog v1->v2 : 
- updated the commit message for better explanation

link to v1 : https://lore.kernel.org/all/20240807101624.2713490-1-b-kapoor@ti.com/

Rebased to next-20240809

 arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts b/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts
index 90dbe31c5b81..d5ceab79536c 100644
--- a/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts
@@ -204,6 +204,7 @@ main_mmc1_pins_default: main-mmc1-default-pins {
 		pinctrl-single,pins = <
 			J721S2_IOPAD(0x104, PIN_INPUT, 0) /* (P23) MMC1_CLK */
 			J721S2_IOPAD(0x108, PIN_INPUT, 0) /* (N24) MMC1_CMD */
+			J721S2_IOPAD(0x100, PIN_INPUT, 0) /* (###) MMC1_CLKLB */
 			J721S2_IOPAD(0x0fc, PIN_INPUT, 0) /* (M23) MMC1_DAT0 */
 			J721S2_IOPAD(0x0f8, PIN_INPUT, 0) /* (P24) MMC1_DAT1 */
 			J721S2_IOPAD(0x0f4, PIN_INPUT, 0) /* (R24) MMC1_DAT2 */
-- 
2.34.1


             reply	other threads:[~2024-08-09  7:22 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-09  7:22 Bhavya Kapoor [this message]
2024-08-12  5:10 ` [PATCH v2] arm64: dts: ti: k3-am68-sk-base-board: Add clklb pin mux for mmc1 Manorit Chawdhry
2024-08-12  6:53   ` Bhavya Kapoor
2024-08-12  7:34     ` Manorit Chawdhry
2024-08-24 19:51 ` Nishanth Menon

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