target/linux/bcm27xx/patches-5.4/950-0787-ARM-dts-Set-brcm-enable-l1ss-for-CM4.patch

   1 From a883d8b6624ea9b924323920cac080cb68e02110 Mon Sep 17 00:00:00 2001
   2 From: Phil Elwell <phil@raspberrypi.com>
   3 Date: Thu, 11 Jun 2020 11:22:38 +0100
   4 Subject: [PATCH] ARM: dts: Set brcm,enable-l1ss for CM4
   5
   6 Enable the PCIE L1SS on Compute Module 4. It's possible that this is
   7 also the right thing to do for Pi 4, but it has been working as is
   8 up to now.
   9
  10 Signed-off-by: Phil Elwell <phil@raspberrypi.com>
  11 ---
  12  arch/arm/boot/dts/bcm2711-rpi-cm4.dts | 4 ++++
  13  1 file changed, 4 insertions(+)
  14
  15 --- a/arch/arm/boot/dts/bcm2711-rpi-cm4.dts
  16 +++ b/arch/arm/boot/dts/bcm2711-rpi-cm4.dts
  17 @@ -252,6 +252,10 @@
  18         /delete-node/ wifi-pwrseq;
  19  };
  20
  21 +&pcie0 {
  22 +       brcm,enable-l1ss;
  23 +};
  24 +
  25  &mmcnr {
  26         pinctrl-names = "default";
  27         pinctrl-0 = <&sdio_pins>;