From: Gireesh Hiremath <[email protected]>
* Add support for uart2 port
Signed-off-by: Gireesh Hiremath <[email protected]>
---
arch/arm/boot/dts/am335x-guardian.dts | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/arch/arm/boot/dts/am335x-guardian.dts b/arch/arm/boot/dts/am335x-guardian.dts
index fab844815065..9f60f5430f36 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 */
--
2.20.1