openwrt/target/linux/bcm27xx/patches-5.4/950-0787-ARM-dts-Set-brcm-enable-l1ss-for-CM4.patch
Álvaro Fernández Rojas 62b7f5931c 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>
(cherry-picked from commit f07e572f64)
2021-02-19 07:17:21 +01:00

28 lines
744 B
Diff

From a883d8b6624ea9b924323920cac080cb68e02110 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.com>
Date: Thu, 11 Jun 2020 11:22:38 +0100
Subject: [PATCH] ARM: dts: Set brcm,enable-l1ss for CM4
Enable the PCIE L1SS on Compute Module 4. It's possible that this is
also the right thing to do for Pi 4, but it has been working as is
up to now.
Signed-off-by: Phil Elwell <phil@raspberrypi.com>
---
arch/arm/boot/dts/bcm2711-rpi-cm4.dts | 4 ++++
1 file changed, 4 insertions(+)
--- a/arch/arm/boot/dts/bcm2711-rpi-cm4.dts
+++ b/arch/arm/boot/dts/bcm2711-rpi-cm4.dts
@@ -252,6 +252,10 @@
/delete-node/ wifi-pwrseq;
};
+&pcie0 {
+ brcm,enable-l1ss;
+};
+
&mmcnr {
pinctrl-names = "default";
pinctrl-0 = <&sdio_pins>;