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arm64: dts: imx8mm-venice-gw7901: add digital I/O direction control GPIO's

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The GW7901 has GPIO's to configure the direction of its isolated
digital I/O signals. Add the GPIO pinmux and line names.

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Tim Harvey
2023-12-20 15:25:44 -08:00
committed by Shawn Guo
parent 6196fe7775
commit ee6f057a73
1 changed files with 3 additions and 1 deletions
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4
arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts
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@@ -319,7 +319,7 @@ &gpio1 {
&gpio4 {
gpio-line-names = "", "", "", "",
"", "", "uart3_rs232#", "uart3_rs422#",
"dig1_ctl", "dig2_ctl", "uart3_rs232#", "uart3_rs422#",
"uart3_rs485#", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "",
"", "", "", "uart4_rs485#", "", "sim1det#", "sim2det#", "";
@@ -842,6 +842,8 @@ &iomuxc {
pinctrl_hog: hoggrp {
fsl,pins = <
MX8MM_IOMUXC_SAI1_RXD2_GPIO4_IO4 0x40000041 /* DIG1_CTL */
MX8MM_IOMUXC_SAI1_RXD3_GPIO4_IO5 0x40000041 /* DIG2_CTL */
MX8MM_IOMUXC_SPDIF_TX_GPIO5_IO3 0x40000041 /* DIG2_OUT */
MX8MM_IOMUXC_SPDIF_RX_GPIO5_IO4 0x40000041 /* DIG2_IN */
MX8MM_IOMUXC_GPIO1_IO06_GPIO1_IO6 0x40000041 /* DIG1_IN */