[PATCH] Add UART4 pinmux in imx28.dtsi

[Fred Lamer]

 From 56d6c6e70d4142e76ed6b69e8292af25ae7d315d Mon Sep 17 00:00:00 2001
From: Fred Lamer <shark.engs at gmail.com>
Date: Tue, 23 Nov 2021 21:43:53 -0500
Subject: [PATCH] Add UART4 pinmux in imx28.dtsi:
To: linux-arm-kernel at lists.infradead.org,
     shawnguo at kernel.org,
     s.hauer at pengutronix.de
Cc: kernel at pengutronix.de,
     festevam at gmail.com,
     linux-imx at nxp.com

  - Added missing UART4 pinmux in the common imx28.dtsi device tree 
include file.

Signed-off-by: Fred Lamer <shark.engs at gmail.com>
---
  arch/arm/boot/dts/imx28.dtsi | 11 +++++++++++
  1 file changed, 11 insertions(+)

diff --git a/arch/arm/boot/dts/imx28.dtsi b/arch/arm/boot/dts/imx28.dtsi
index 94dfbf5b3f34..426e497c2ff4 100644
--- a/arch/arm/boot/dts/imx28.dtsi
+++ b/arch/arm/boot/dts/imx28.dtsi
@@ -424,6 +424,17 @@ MX28_PAD_AUART0_RTS__AUART4_TX
                      fsl,pull-up = <MXS_PULL_DISABLE>;
                  };

+                auart4_2pins_c: auart4 at 2 {
+                    reg = <2>;
+                    fsl,pinmux-ids = <
+                        MX28_PAD_SAIF0_BITCLK__AUART4_RX
+                        MX28_PAD_SAIF0_SDATA0__AUART4_TX
+                    >;
+                    fsl,drive-strength = <MXS_DRIVE_4mA>;
+                    fsl,voltage = <MXS_VOLTAGE_HIGH>;
+                    fsl,pull-up = <MXS_PULL_DISABLE>;
+                };
+
                  mac0_pins_a: mac0 at 0 {
                      reg = <0>;
                      fsl,pinmux-ids = <
-- 
2.25.1