From a2712b7858b1bc03bc63b805af282d6495ce7937 Mon Sep 17 00:00:00 2001
From: Haibo Chen <haibo.chen@nxp.com>
Date: Fri, 9 Jul 2021 18:06:59 +0800
Subject: [PATCH] IMXBSP-66 ARM64: dts: imx8ulp-evk: change the drive strength
for usdhc pad
Hardware suggest to use Standard Drive Strength for USDHC pad to get a better
signal quality.
Reviewed-by: Sherry Sun <sherry.sun@nxp.com>
Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
---
arch/arm64/boot/dts/freescale/imx8ulp-evk.dts | 34 +++++++++----------
1 file changed, 17 insertions(+), 17 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts
index 63d61f75fd1ae7..6f598c02f92091 100644
--- a/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts
@@ -539,28 +539,28 @@
pinctrl_usdhc0: usdhc0grp {
fsl,pins = <
- MX8ULP_PAD_PTD1__SDHC0_CMD 0x43
- MX8ULP_PAD_PTD2__SDHC0_CLK 0x10042
- MX8ULP_PAD_PTD10__SDHC0_D0 0x43
- MX8ULP_PAD_PTD9__SDHC0_D1 0x43
- MX8ULP_PAD_PTD8__SDHC0_D2 0x43
- MX8ULP_PAD_PTD7__SDHC0_D3 0x43
- MX8ULP_PAD_PTD6__SDHC0_D4 0x43
- MX8ULP_PAD_PTD5__SDHC0_D5 0x43
- MX8ULP_PAD_PTD4__SDHC0_D6 0x43
- MX8ULP_PAD_PTD3__SDHC0_D7 0x43
- MX8ULP_PAD_PTD11__SDHC0_DQS 0x10042
+ MX8ULP_PAD_PTD1__SDHC0_CMD 0x3
+ MX8ULP_PAD_PTD2__SDHC0_CLK 0x10002
+ MX8ULP_PAD_PTD10__SDHC0_D0 0x3
+ MX8ULP_PAD_PTD9__SDHC0_D1 0x3
+ MX8ULP_PAD_PTD8__SDHC0_D2 0x3
+ MX8ULP_PAD_PTD7__SDHC0_D3 0x3
+ MX8ULP_PAD_PTD6__SDHC0_D4 0x3
+ MX8ULP_PAD_PTD5__SDHC0_D5 0x3
+ MX8ULP_PAD_PTD4__SDHC0_D6 0x3
+ MX8ULP_PAD_PTD3__SDHC0_D7 0x3
+ MX8ULP_PAD_PTD11__SDHC0_DQS 0x10002
>;
};
pinctrl_usdhc2_pte: usdhc2ptegrp {
fsl,pins = <
- MX8ULP_PAD_PTE1__SDHC2_D0 0x43
- MX8ULP_PAD_PTE0__SDHC2_D1 0x43
- MX8ULP_PAD_PTE5__SDHC2_D2 0x43
- MX8ULP_PAD_PTE4__SDHC2_D3 0x43
- MX8ULP_PAD_PTE2__SDHC2_CLK 0x10042
- MX8ULP_PAD_PTE3__SDHC2_CMD 0x43
+ MX8ULP_PAD_PTE1__SDHC2_D0 0x3
+ MX8ULP_PAD_PTE0__SDHC2_D1 0x3
+ MX8ULP_PAD_PTE5__SDHC2_D2 0x3
+ MX8ULP_PAD_PTE4__SDHC2_D3 0x3
+ MX8ULP_PAD_PTE2__SDHC2_CLK 0x10002
+ MX8ULP_PAD_PTE3__SDHC2_CMD 0x3
MX8ULP_PAD_PTE7__PTE7 0x10003
>;
};
--
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