openwrt/target/linux/bcm27xx/patches-5.4/950-0784-SQUASH-dts-Fix-firmware-clocks-support.patch
Álvaro Fernández Rojas f07e572f64 bcm27xx: import latest patches from the RPi foundation
bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G
bcm2710: boot tested on RPi 3B v1.2
bcm2711: boot tested on RPi 4B v1.1 4G

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2021-02-18 23:42:32 +01:00

177 lines
4.5 KiB
Diff

From 10f7562d7ce7ea6fe6324df059c865ff660811fc Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.com>
Date: Thu, 11 Jun 2020 16:34:00 +0100
Subject: [PATCH] SQUASH: dts: Fix firmware clocks support
Commit [1] touched a lot of files and still missed some platforms.
In particular, Pi 2 was left with no clock scaling. Simplify the
firmware clocks DTS support and extend it to all platforms that
use the raspberrypi-cpufreq driver.
Signed-off-by: Phil Elwell <phil@raspberrypi.com>
---
arch/arm/boot/dts/bcm2709-rpi.dtsi | 7 +++++++
arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts | 5 -----
arch/arm/boot/dts/bcm2710-rpi-3-b.dts | 5 -----
arch/arm/boot/dts/bcm2710-rpi-cm3.dts | 5 -----
arch/arm/boot/dts/bcm2711-rpi-4-b.dts | 5 -----
arch/arm/boot/dts/bcm2711-rpi.dtsi | 7 +++++++
arch/arm/boot/dts/bcm2836-rpi.dtsi | 7 +++++++
arch/arm/boot/dts/bcm2837-rpi-3-a-plus.dts | 5 -----
arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts | 5 -----
arch/arm/boot/dts/bcm2837-rpi-3-b.dts | 5 -----
arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi | 5 -----
11 files changed, 21 insertions(+), 40 deletions(-)
--- a/arch/arm/boot/dts/bcm2709-rpi.dtsi
+++ b/arch/arm/boot/dts/bcm2709-rpi.dtsi
@@ -3,3 +3,10 @@
&vchiq {
compatible = "brcm,bcm2836-vchiq", "brcm,bcm2835-vchiq";
};
+
+&firmware {
+ firmware_clocks: clocks {
+ compatible = "raspberrypi,firmware-clocks";
+ #clock-cells = <1>;
+ };
+};
--- a/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts
+++ b/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts
@@ -85,11 +85,6 @@
};
&firmware {
- firmware_clocks: clocks {
- compatible = "raspberrypi,firmware-clocks";
- #clock-cells = <1>;
- };
-
expgpio: expgpio {
compatible = "raspberrypi,firmware-gpio";
gpio-controller;
--- a/arch/arm/boot/dts/bcm2710-rpi-3-b.dts
+++ b/arch/arm/boot/dts/bcm2710-rpi-3-b.dts
@@ -96,11 +96,6 @@
};
&firmware {
- firmware_clocks: clocks {
- compatible = "raspberrypi,firmware-clocks";
- #clock-cells = <1>;
- };
-
expgpio: expgpio {
compatible = "raspberrypi,firmware-gpio";
gpio-controller;
--- a/arch/arm/boot/dts/bcm2710-rpi-cm3.dts
+++ b/arch/arm/boot/dts/bcm2710-rpi-cm3.dts
@@ -58,11 +58,6 @@
};
&firmware {
- firmware_clocks: clocks {
- compatible = "raspberrypi,firmware-clocks";
- #clock-cells = <1>;
- };
-
expgpio: expgpio {
compatible = "raspberrypi,firmware-gpio";
gpio-controller;
--- a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
+++ b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
@@ -54,11 +54,6 @@
};
&firmware {
- firmware_clocks: clocks {
- compatible = "raspberrypi,firmware-clocks";
- #clock-cells = <1>;
- };
-
expgpio: gpio {
compatible = "raspberrypi,firmware-gpio";
gpio-controller;
--- a/arch/arm/boot/dts/bcm2711-rpi.dtsi
+++ b/arch/arm/boot/dts/bcm2711-rpi.dtsi
@@ -170,3 +170,10 @@
&genet {
compatible = "brcm,bcm2711-genet-v5", "brcm,genet-v5";
};
+
+&firmware {
+ firmware_clocks: clocks {
+ compatible = "raspberrypi,firmware-clocks";
+ #clock-cells = <1>;
+ };
+};
--- a/arch/arm/boot/dts/bcm2836-rpi.dtsi
+++ b/arch/arm/boot/dts/bcm2836-rpi.dtsi
@@ -4,3 +4,10 @@
&vchiq {
compatible = "brcm,bcm2836-vchiq", "brcm,bcm2835-vchiq";
};
+
+&firmware {
+ firmware_clocks: clocks {
+ compatible = "raspberrypi,firmware-clocks";
+ #clock-cells = <1>;
+ };
+};
--- a/arch/arm/boot/dts/bcm2837-rpi-3-a-plus.dts
+++ b/arch/arm/boot/dts/bcm2837-rpi-3-a-plus.dts
@@ -31,11 +31,6 @@
};
&firmware {
- firmware_clocks: clocks {
- compatible = "raspberrypi,firmware-clocks";
- #clock-cells = <1>;
- };
-
expgpio: gpio {
compatible = "raspberrypi,firmware-gpio";
gpio-controller;
--- a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
+++ b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
@@ -37,11 +37,6 @@
};
&firmware {
- firmware_clocks: clocks {
- compatible = "raspberrypi,firmware-clocks";
- #clock-cells = <1>;
- };
-
expgpio: gpio {
compatible = "raspberrypi,firmware-gpio";
gpio-controller;
--- a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
+++ b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
@@ -32,11 +32,6 @@
};
&firmware {
- firmware_clocks: clocks {
- compatible = "raspberrypi,firmware-clocks";
- #clock-cells = <1>;
- };
-
expgpio: gpio {
compatible = "raspberrypi,firmware-gpio";
gpio-controller;
--- a/arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi
+++ b/arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi
@@ -35,11 +35,6 @@
};
&firmware {
- firmware_clocks: clocks {
- compatible = "raspberrypi,firmware-clocks";
- #clock-cells = <1>;
- };
-
expgpio: gpio {
compatible = "raspberrypi,firmware-gpio";
gpio-controller;