From: Gireesh Hiremath <Gireesh.Hiremath@in.bosch.com>
Date: Fri, 25 Mar 2022 10:06:09 +0000 (+0000)
Subject: ARM: dts: am335x: Guardian: Enable UART port two
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=2d983a375511bfd8dd2e8df0a3add9fe36484944;p=linux.git

ARM: dts: am335x: Guardian: Enable UART port two

* Add support for uart2 port

Signed-off-by: Gireesh Hiremath <Gireesh.Hiremath@in.bosch.com>
Message-Id: <20220325100613.1494-12-Gireesh.Hiremath@in.bosch.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
---

diff --git a/arch/arm/boot/dts/am335x-guardian.dts b/arch/arm/boot/dts/am335x-guardian.dts
index fab8448150651..9f60f5430f369 100644
--- a/arch/arm/boot/dts/am335x-guardian.dts
+++ b/arch/arm/boot/dts/am335x-guardian.dts
@@ -383,6 +383,12 @@
 	status = "okay";
 };
 
+&uart2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart2_pins>;
+	status = "okay";
+};
+
 &usb0 {
 	dr_mode = "peripheral";
 };
@@ -582,6 +588,15 @@
 		>;
 	};
 
+	uart2_pins: pinmux_uart2_pins {
+		pinctrl-single,pins = <
+			/* K18 uart2_rxd.mirx_txd */
+			AM33XX_IOPAD(0x92c, PIN_INPUT_PULLUP | MUX_MODE1)
+			/* L18 uart2_txd.mirx_rxd */
+			AM33XX_IOPAD(0x930, PIN_OUTPUT_PULLDOWN | MUX_MODE1)
+		>;
+	};
+
 	nandflash_pins: pinmux_nandflash_pins {
 		pinctrl-single,pins = <
 			/* (U7) gpmc_ad0.gpmc_ad0 */