aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/bcm27xx/patches-5.15/950-0549-dt-Move-VEC-clock-to-clk-raspberrypi.patch
blob: 8890c35825946167f952df039cb4e2f384e1eed0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
From 32d5f26a939d8d4477309bc601c1e7901fb01baa Mon Sep 17 00:00:00 2001
From: Dom Cobley <popcornmix@gmail.com>
Date: Tue, 19 Oct 2021 14:15:45 +0100
Subject: [PATCH] dt: Move VEC clock to clk-raspberrypi

clk-2835 is deprecated and gets an innacurate clock for VEC (107MHz).
Switch to clk-raspberrypi which uses the right PLL to get an accurate 108MHz.

Signed-off-by: Dom Cobley <popcornmix@gmail.com>
---
 arch/arm/boot/dts/bcm2711.dtsi        | 2 +-
 arch/arm/boot/dts/bcm2835-common.dtsi | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

--- a/arch/arm/boot/dts/bcm2711.dtsi
+++ b/arch/arm/boot/dts/bcm2711.dtsi
@@ -304,7 +304,7 @@
 		vec: vec@7ec13000 {
 			compatible = "brcm,bcm2711-vec";
 			reg = <0x7ec13000 0x1000>;
-			clocks = <&clocks BCM2835_CLOCK_VEC>;
+			clocks = <&firmware_clocks 15>;
 			interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
 			status = "disabled";
 		};
--- a/arch/arm/boot/dts/bcm2835-common.dtsi
+++ b/arch/arm/boot/dts/bcm2835-common.dtsi
@@ -109,7 +109,7 @@
 		vec: vec@7e806000 {
 			compatible = "brcm,bcm2835-vec";
 			reg = <0x7e806000 0x1000>;
-			clocks = <&clocks BCM2835_CLOCK_VEC>;
+			clocks = <&firmware_clocks 15>;
 			interrupts = <2 27>;
 			status = "disabled";
 		};