openwrt/target/linux/brcm2708/patches-4.19/950-0558-ARM-dts-bcm283x-Move-BCM2835-6-7-specific-to-bcm2835.patch

From 545c00748a070340e9669740e45afc2672e1fcb6 Mon Sep 17 00:00:00 2001
From: Stefan Wahren <wahrenst@gmx.net>
Date: Sun, 19 May 2019 12:26:21 +0200
Subject: [PATCH] ARM: dts: bcm283x: Move BCM2835/6/7 specific to
 bcm2835-common.dtsi

We want all common BCM2835/6/7/8 functions in bcm283x.dtsi and all
BCM2835/6/7 specific in the new bcm2835-common.dtsi.

Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
---
 arch/arm/boot/dts/bcm2835-common.dtsi | 53 +++++++++++++++++++++++++++
 arch/arm/boot/dts/bcm2835.dtsi        |  1 +
 arch/arm/boot/dts/bcm2836.dtsi        |  1 +
 arch/arm/boot/dts/bcm2837.dtsi        |  1 +
 arch/arm/boot/dts/bcm283x.dtsi        | 43 +---------------------
 5 files changed, 57 insertions(+), 42 deletions(-)
 create mode 100644 arch/arm/boot/dts/bcm2835-common.dtsi

--- /dev/null
+++ b/arch/arm/boot/dts/bcm2835-common.dtsi
@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/* This include file covers the common peripherals and configuration between
+ * bcm2835, bcm2836 and bcm2837 implementations.
+ */
+
+/ {
+	soc {
+		timer@7e003000 {
+			compatible = "brcm,bcm2835-system-timer";
+			reg = <0x7e003000 0x1000>;
+			interrupts = <1 0>, <1 1>, <1 2>, <1 3>;
+			/* This could be a reference to BCM2835_CLOCK_TIMER,
+			 * but we don't have the driver using the common clock
+			 * support yet.
+			 */
+			clock-frequency = <1000000>;
+		};
+
+		intc: interrupt-controller@7e00b200 {
+			compatible = "brcm,bcm2835-armctrl-ic";
+			reg = <0x7e00b200 0x200>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+
+		thermal: thermal@7e212000 {
+			compatible = "brcm,bcm2835-thermal";
+			reg = <0x7e212000 0x8>;
+			clocks = <&clocks BCM2835_CLOCK_TSENS>;
+			#thermal-sensor-cells = <0>;
+			status = "disabled";
+		};
+
+		v3d: v3d@7ec00000 {
+			compatible = "brcm,bcm2835-v3d";
+			reg = <0x7ec00000 0x1000>;
+			interrupts = <1 10>;
+		};
+	};
+};
+
+&gpio {
+	i2c_slave_gpio18: i2c_slave_gpio18 {
+		brcm,pins = <18 19 20 21>;
+		brcm,function = <BCM2835_FSEL_ALT3>;
+	};
+
+	jtag_gpio4: jtag_gpio4 {
+		brcm,pins = <4 5 6 12 13>;
+		brcm,function = <BCM2835_FSEL_ALT5>;
+	};
+};
--- a/arch/arm/boot/dts/bcm2835.dtsi
+++ b/arch/arm/boot/dts/bcm2835.dtsi
@@ -1,5 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 #include "bcm283x.dtsi"
+#include "bcm2835-common.dtsi"
 
 / {
 	compatible = "brcm,bcm2835";
--- a/arch/arm/boot/dts/bcm2836.dtsi
+++ b/arch/arm/boot/dts/bcm2836.dtsi
@@ -1,5 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 #include "bcm283x.dtsi"
+#include "bcm2835-common.dtsi"
 
 / {
 	compatible = "brcm,bcm2836";
--- a/arch/arm/boot/dts/bcm2837.dtsi
+++ b/arch/arm/boot/dts/bcm2837.dtsi
@@ -1,4 +1,5 @@
 #include "bcm283x.dtsi"
+#include "bcm2835-common.dtsi"
 
 / {
 	compatible = "brcm,bcm2837";
--- a/arch/arm/boot/dts/bcm283x.dtsi
+++ b/arch/arm/boot/dts/bcm283x.dtsi
@@ -55,17 +55,6 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 
-		timer@7e003000 {
-			compatible = "brcm,bcm2835-system-timer";
-			reg = <0x7e003000 0x1000>;
-			interrupts = <1 0>, <1 1>, <1 2>, <1 3>;
-			/* This could be a reference to BCM2835_CLOCK_TIMER,
-			 * but we don't have the driver using the common clock
-			 * support yet.
-			 */
-			clock-frequency = <1000000>;
-		};
-
 		txp@7e004000 {
 			compatible = "brcm,bcm2835-txp";
 			reg = <0x7e004000 0x20>;
@@ -113,13 +102,6 @@
 			brcm,dma-channel-mask = <0x7f35>;
 		};
 
-		intc: interrupt-controller@7e00b200 {
-			compatible = "brcm,bcm2835-armctrl-ic";
-			reg = <0x7e00b200 0x200>;
-			interrupt-controller;
-			#interrupt-cells = <2>;
-		};
-
 		watchdog@7e100000 {
 			compatible = "brcm,bcm2835-pm", "brcm,bcm2835-pm-wdt";
 			#power-domain-cells = <1>;
@@ -183,8 +165,7 @@
 			interrupt-controller;
 			#interrupt-cells = <2>;
 
-			/* Defines pin muxing groups according to
-			 * BCM2835-ARM-Peripherals.pdf page 102.
+			/* Defines common pin muxing groups
 			 *
 			 * While each pin can have its mux selected
 			 * for various functions individually, some
@@ -262,15 +243,7 @@
 				brcm,pins = <44 45>;
 				brcm,function = <BCM2835_FSEL_ALT2>;
 			};
-			i2c_slave_gpio18: i2c_slave_gpio18 {
-				brcm,pins = <18 19 20 21>;
-				brcm,function = <BCM2835_FSEL_ALT3>;
-			};
 
-			jtag_gpio4: jtag_gpio4 {
-				brcm,pins = <4 5 6 12 13>;
-				brcm,function = <BCM2835_FSEL_ALT5>;
-			};
 			jtag_gpio22: jtag_gpio22 {
 				brcm,pins = <22 23 24 25 26 27>;
 				brcm,function = <BCM2835_FSEL_ALT4>;
@@ -487,14 +460,6 @@
 
 		};
 
-		thermal: thermal@7e212000 {
-			compatible = "brcm,bcm2835-thermal";
-			reg = <0x7e212000 0x8>;
-			clocks = <&clocks BCM2835_CLOCK_TSENS>;
-			#thermal-sensor-cells = <0>;
-			status = "disabled";
-		};
-
 		aux: aux@7e215000 {
 			compatible = "brcm,bcm2835-aux";
 			#clock-cells = <1>;
@@ -660,12 +625,6 @@
 			phy-names = "usb2-phy";
 		};
 
-		v3d: v3d@7ec00000 {
-			compatible = "brcm,bcm2835-v3d";
-			reg = <0x7ec00000 0x1000>;
-			interrupts = <1 10>;
-		};
-
 		vc4: gpu {
 			compatible = "brcm,bcm2835-vc4";
 		};