[PATCH] arm64: dts: ti: k3-am68-sk-base-board: Update IO EXP GPIO lines for Rev E2

From: Sinthu Raja
Date: Wed Mar 15 2023 - 08:33:52 EST


From: Sinthu Raja <sinthu.raja@xxxxxx>

Rev E2 of the AM68 SK baseboard has updated the GPIO IO expander pins
functionality. To match the Rev E2 schematics, update existing IO expander
GPIO line names and the corresponding node which uses the expansion(exp1)
node.

Signed-off-by: Sinthu Raja <sinthu.raja@xxxxxx>
---

Schematics Ref: https://www.ti.com/lit/zip/sprr463

arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts | 12 +++++-------
1 file changed, 5 insertions(+), 7 deletions(-)

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 2091cd2431fb..27a43a8ecffd 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
@@ -60,7 +60,7 @@ vdd_mmc1: regulator-sd {
regulator-boot-on;
enable-active-high;
vin-supply = <&vsys_3v3>;
- gpio = <&exp1 10 GPIO_ACTIVE_HIGH>;
+ gpio = <&exp1 8 GPIO_ACTIVE_HIGH>;
};

vdd_sd_dv: regulator-tlv71033 {
@@ -264,12 +264,10 @@ exp1: gpio@21 {
reg = <0x21>;
gpio-controller;
#gpio-cells = <2>;
- gpio-line-names = "CSI_VIO_SEL", "CSI_SEL_FPC_EXPn", "HDMI_PDn",
- "HDMI_LS_OE", "DP0_3V3 _EN", "BOARDID_EEPROM_WP",
- "CAN_STB", " ", "GPIO_uSD_PWR_EN", "eDP_ENABLE",
- "IO_EXP_PCIe1_M.2_RTSz", "IO_EXP_MCU_RGMII_RSTz",
- "IO_EXP_CSI2_EXP_RSTz", " ", "CSI0_B_GPIO1",
- "CSI1_B_GPIO1";
+ gpio-line-names = " ", " ", " ", " ", " ",
+ "BOARDID_EEPROM_WP", "CAN_STB", " ",
+ "GPIO_uSD_PWR_EN", " ", "IO_EXP_PCIe1_M.2_RTSz",
+ "IO_EXP_MCU_RGMII_RST#", " ", " ", " ", " ";
};
};

--
2.36.1