[PATCH v2] arm: dts: imx8mm-venice-gw7903: add dig1_ctl and dig2_ctl gpios

Tim Harvey tharvey at gateworks.com
Sat Sep 10 00:58:42 CEST 2022


The GW7903 revision B adds two additional GPIO's to control the
direction of the 2 isolated digital I/O circuits.

Define them as:
 - dig1_ctl
 - dig2_ctl

Signed-off-by: Tim Harvey <tharvey at gateworks.com>
---
v2: fix commit log s/gw7902/gw7903
---
 arch/arm/dts/imx8mm-venice-gw7903-u-boot.dtsi | 14 ++++++++++++++
 arch/arm/dts/imx8mm-venice-gw7903.dts         |  4 +++-
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/arch/arm/dts/imx8mm-venice-gw7903-u-boot.dtsi b/arch/arm/dts/imx8mm-venice-gw7903-u-boot.dtsi
index 896e5d4edde3..ff9b12a83408 100644
--- a/arch/arm/dts/imx8mm-venice-gw7903-u-boot.dtsi
+++ b/arch/arm/dts/imx8mm-venice-gw7903-u-boot.dtsi
@@ -43,6 +43,20 @@
 		line-name = "dig2_out#";
 	};
 
+	dig2ctl {
+		gpio-hog;
+		output-low;
+		gpios = <2 GPIO_ACTIVE_HIGH>;
+		line-name = "dig2_ctl";
+	};
+
+	dig1ctl {
+		gpio-hog;
+		output-low;
+		gpios = <6 GPIO_ACTIVE_HIGH>;
+		line-name = "dig1_ctl";
+	};
+
 	dig1out {
 		gpio-hog;
 		output-high;
diff --git a/arch/arm/dts/imx8mm-venice-gw7903.dts b/arch/arm/dts/imx8mm-venice-gw7903.dts
index a7dae9bd4c11..1b69ac0e12b0 100644
--- a/arch/arm/dts/imx8mm-venice-gw7903.dts
+++ b/arch/arm/dts/imx8mm-venice-gw7903.dts
@@ -250,7 +250,7 @@
 };
 
 &gpio2 {
-	gpio-line-names = "dig2_in", "dig2_out#", "", "", "", "", "", "",
+	gpio-line-names = "dig2_in", "dig2_out#", "dig2_ctl", "", "", "", "dig1_ctl", "",
 		"dig1_out#", "dig1_in", "", "", "", "", "", "",
 		"", "", "", "", "", "", "", "",
 		"", "", "", "", "", "", "", "";
@@ -630,6 +630,8 @@
 			MX8MM_IOMUXC_GPIO1_IO12_GPIO1_IO12	0x40000041 /* RS232# */
 			MX8MM_IOMUXC_SD1_DATA7_GPIO2_IO9	0x40000041 /* DIG1_IN */
 			MX8MM_IOMUXC_SD1_DATA6_GPIO2_IO8	0x40000041 /* DIG1_OUT */
+			MX8MM_IOMUXC_SD1_DATA4_GPIO2_IO6	0x40000041 /* DIG1_CTL */
+			MX8MM_IOMUXC_SD1_DATA0_GPIO2_IO2	0x40000041 /* DIG2_CTL */
 			MX8MM_IOMUXC_SD1_CLK_GPIO2_IO0		0x40000041 /* DIG2_IN */
 			MX8MM_IOMUXC_SD1_CMD_GPIO2_IO1		0x40000041 /* DIG2_OUT */
 			MX8MM_IOMUXC_ECSPI1_MOSI_GPIO5_IO7	0x40000041 /* SIM1DET# */
-- 
2.25.1



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