[PATCH V6 02/12] arm64: dts: imx8mp-evk: correct pcie pad settings

Peng Fan (OSS) peng.fan at oss.nxp.com
Thu Nov 17 01:53:53 PST 2022


From: Peng Fan <peng.fan at nxp.com>

According to RM bit layout, BIT3 and BIT0 are reserved.
  8  7   6   5   4   3  2 1  0
  PE HYS PUE ODE FSEL X  DSE  X

Although function is not broken, we should not set reserved bit.

Fixes: d50650500064 ("arm64: dts: imx8mp-evk: Add PCIe support")
Signed-off-by: Peng Fan <peng.fan at nxp.com>
Reviewed-by: Marco Felsch <m.felsch at pengutronix.de>
---
 arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index 9f1469db554d..b4c1ef2559f2 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -544,14 +544,14 @@ MX8MP_IOMUXC_SPDIF_TX__I2C5_SCL         0x400001c2
 
 	pinctrl_pcie0: pcie0grp {
 		fsl,pins = <
-			MX8MP_IOMUXC_I2C4_SCL__PCIE_CLKREQ_B	0x61 /* open drain, pull up */
-			MX8MP_IOMUXC_SD1_DATA5__GPIO2_IO07	0x41
+			MX8MP_IOMUXC_I2C4_SCL__PCIE_CLKREQ_B	0x60 /* open drain, pull up */
+			MX8MP_IOMUXC_SD1_DATA5__GPIO2_IO07	0x40
 		>;
 	};
 
 	pinctrl_pcie0_reg: pcie0reggrp {
 		fsl,pins = <
-			MX8MP_IOMUXC_SD1_DATA4__GPIO2_IO06	0x41
+			MX8MP_IOMUXC_SD1_DATA4__GPIO2_IO06	0x40
 		>;
 	};
 
-- 
2.37.1




More information about the linux-arm-kernel mailing list