From 570b6d0f050aa00d301e2ee9000c8fcb6db75df1 Mon Sep 17 00:00:00 2001
From: "Matwey V. Kornilov" <matwey.kornilov@xxxxxxxxx>
Date: Sat, 7 Jun 2014 17:23:57 +0400
Subject: [PATCH] Add UARTs to am335x-bone-common.dtsi
Add five UARTs pinouts and ports to Beagle Bone common dtsi.
Signed-off-by: Matwey V. Kornilov <matwey@xxxxxxxxxx>
---
Changes from v1 of the patch:
+ add uart5 initially lost
+ left uarts disabled
arch/arm/boot/dts/am335x-bone-common.dtsi | 50 +++++++++++++++++++++++++++++++
1 file changed, 50 insertions(+)
diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi
index 2e7d932..dad68a1 100644
--- a/arch/arm/boot/dts/am335x-bone-common.dtsi
+++ b/arch/arm/boot/dts/am335x-bone-common.dtsi
@@ -90,6 +90,36 @@
0x174 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart0_txd.uart0_txd */
>;
};
+ uart1_pins: pinmux_uart1_pins {
+ pinctrl-single,pins = <
+ 0x180 (PIN_INPUT_PULLUP | MUX_MODE0) /* uart1_rxd.uart1_rxd */
+ 0x184 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart1_txd.uart1_txd */
+ >;
+ };
+ uart2_pins: pinmux_uart2_pins {
+ pinctrl-single,pins = <
+ 0x150 (PIN_INPUT_PULLUP | MUX_MODE1) /* spi0_sclk.uart2_rxd */
+ 0x154 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* spi0_d0.uart2_txd */
+ >;
+ };
+ uart3_pins: pinmux_uart3_pins {
+ pinctrl-single,pins = <
+ /* Pin 0x160 spi0_cs1.uart3_rxd is not exported to the expansion header. The port is half-duplex */
+ 0x164 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* ecap0_in_pwm0_out.uart3_txd */
+ >;
+ };
+ uart4_pins: pinmux_uart4_pins {
+ pinctrl-single,pins = <
+ 0x070 (PIN_INPUT_PULLUP | MUX_MODE6) /* gpmc_wait0.uart4_rxd */
+ 0x074 (PIN_OUTPUT_PULLDOWN | MUX_MODE6) /* gpmc_wpn.uart4_txd */
+ >;
+ };
+ uart5_pins: pinmux_uart5_pins {
+ pinctrl-single,pins = <
+ 0x0c4 (PIN_INPUT_PULLUP | MUX_MODE4) /* lcd_data9.uart5_rxd */
+ 0x0c0 (PIN_OUTPUT_PULLDOWN | MUX_MODE4) /* lcd_data8.uart5_txd */
+ >;
+ };
clkout2_pin: pinmux_clkout2_pin {
pinctrl-single,pins = <
@@ -179,6 +209,26 @@
status = "okay";
};
+&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart1_pins>;
+};
+&uart2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart2_pins>;
+};
+&uart3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart3_pins>;
+};
+&uart4 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart4_pins>;
+};
+&uart5 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart5_pins>;
+};
&usb {
status = "okay";
--
1.8.1.4
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