From: Seung-Woo Kim <sw0312.kim@samsung.com>
Date: Tue, 23 Jul 2019 09:31:05 +0000 (+0900)
Subject: ARM: dts: bcm2710-rpi-3-b-plus: Add cts pin setting for bluetooth uart
X-Git-Tag: accepted/tizen/unified/20190725.042923^0
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ad3b011329c8212b4036d6ed0ec78f7a7ce9745a;p=platform%2Fkernel%2Flinux-rpi3.git

ARM: dts: bcm2710-rpi-3-b-plus: Add cts pin setting for bluetooth uart

There is missing cts pin for uart0 used by bluetooth. Add the cts
pin setting as like bcm2837-rpi-3-b-plus.

Change-Id: Iefdf80ec0d523b85f7a6e579e1544a67b9139212
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
---

diff --git a/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts b/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts
index 6787a00..aa1bb15 100644
--- a/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts
+++ b/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts
@@ -120,6 +120,12 @@
 		brcm,pull;
 	};
 
+	uart0_ctsrts_gpio30: uart0_ctsrts_gpio30 {
+		brcm,pins = <30 31>;
+		brcm,function = <BCM2835_FSEL_ALT3>;
+		brcm,pull = <BCM2835_PUD_UP BCM2835_PUD_OFF>;
+	};
+
 	audio_pins: audio_pins {
 		brcm,pins = <40 41>;
 		brcm,function = <4>;
@@ -175,7 +181,7 @@
 
 &uart0 {
 	pinctrl-names = "default";
-	pinctrl-0 = <&uart0_pins &bt_pins>;
+	pinctrl-0 = <&uart0_ctsrts_gpio30 &uart0_pins &bt_pins>;
 	status = "okay";
 };