[PATCH 2/3] ARM: dts: am335x-boneblue: enable usarts
Robert Nelson
robertcnelson at gmail.com
Tue Dec 19 14:32:41 PST 2017
BeagleBone Blue: usarts: enable all the dedicated usart connectors.
DSM2/uart4: on the Blue, this is a recieve only interface.
Signed-off-by: Robert Nelson <robertcnelson at gmail.com>
CC: Jason Kridner <jkridner at beagleboard.org>
CC: Drew Fustini <drew at beagleboard.org>
CC: Tony Lindgren <tony at atomide.com>
---
arch/arm/boot/dts/am335x-boneblue.dts | 60 +++++++++++++++++++++++++++++++++++
1 file changed, 60 insertions(+)
diff --git a/arch/arm/boot/dts/am335x-boneblue.dts b/arch/arm/boot/dts/am335x-boneblue.dts
index c5820919e709..ad988e8b8427 100644
--- a/arch/arm/boot/dts/am335x-boneblue.dts
+++ b/arch/arm/boot/dts/am335x-boneblue.dts
@@ -159,6 +159,7 @@
>;
};
+ /* UT0 */
uart0_pins: pinmux_uart0_pins {
pinctrl-single,pins = <
AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0) /* (E15) uart0_rxd.uart0_rxd */
@@ -166,6 +167,37 @@
>;
};
+ /* UT1 */
+ uart1_pins: pinmux_uart1_pins {
+ pinctrl-single,pins = <
+ AM33XX_IOPAD(0x980, PIN_INPUT_PULLUP | MUX_MODE0) /* (D16) uart1_rxd.uart1_rxd */
+ AM33XX_IOPAD(0x984, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* (D15) uart1_txd.uart1_txd */
+ >;
+ };
+
+ /* GPS */
+ uart2_pins: pinmux_uart2_pins {
+ pinctrl-single,pins = <
+ AM33XX_IOPAD(0x950, PIN_INPUT_PULLUP | MUX_MODE1) /* (A17) spi0_sclk.uart2_rxd */
+ AM33XX_IOPAD(0x954, PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* (B17) spi0_d0.uart2_txd */
+ >;
+ };
+
+ /* DSM2 */
+ uart4_pins: pinmux_uart4_pins {
+ pinctrl-single,pins = <
+ AM33XX_IOPAD(0x870, PIN_INPUT_PULLUP | MUX_MODE6) /* (T17) gpmc_wait0.uart4_rxd */
+ >;
+ };
+
+ /* UT5 */
+ uart5_pins: pinmux_uart5_pins {
+ pinctrl-single,pins = <
+ AM33XX_IOPAD(0x8C4, PIN_INPUT_PULLUP | MUX_MODE4) /* (U2) lcd_data9.uart5_rxd */
+ AM33XX_IOPAD(0x8C0, PIN_OUTPUT_PULLDOWN | MUX_MODE4) /* (U1) lcd_data8.uart5_txd */
+ >;
+ };
+
mmc1_pins: pinmux_mmc1_pins {
pinctrl-single,pins = <
AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* (C15) spi0_cs1.gpio0[6] */
@@ -229,6 +261,34 @@
status = "okay";
};
+&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart1_pins>;
+
+ status = "okay";
+};
+
+&uart2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart2_pins>;
+
+ status = "okay";
+};
+
+&uart4 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart4_pins>;
+
+ status = "okay";
+};
+
+&uart5 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart5_pins>;
+
+ status = "okay";
+};
+
&usb {
status = "okay";
};
--
2.15.1
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