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From d1f5ac4f1a999b010e043072bf5d26c80d382b33 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.com>
Date: Fri, 10 Mar 2023 15:07:10 +0000
Subject: [PATCH] overlays: vc4-kms/fkms-v3d: Raise CMA to 512MB
On Pi 4, raise the requested CMA size to 512MB by default, on the
understanding that the firmware will cap that to 256MB if it's a
32-bit kernel with less than 2GB of RAM.
Signed-off-by: Phil Elwell <phil@raspberrypi.com>
---
arch/arm/boot/dts/overlays/vc4-fkms-v3d-pi4-overlay.dts | 2 +-
arch/arm/boot/dts/overlays/vc4-kms-v3d-pi4-overlay.dts | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
--- a/arch/arm/boot/dts/overlays/vc4-fkms-v3d-pi4-overlay.dts
+++ b/arch/arm/boot/dts/overlays/vc4-fkms-v3d-pi4-overlay.dts
@@ -8,7 +8,7 @@
#include "cma-overlay.dts"
&frag0 {
- size = <((320-4)*1024*1024)>;
+ size = <((512-4)*1024*1024)>;
};
/ {
--- a/arch/arm/boot/dts/overlays/vc4-kms-v3d-pi4-overlay.dts
+++ b/arch/arm/boot/dts/overlays/vc4-kms-v3d-pi4-overlay.dts
@@ -10,7 +10,7 @@
#include "cma-overlay.dts"
&frag0 {
- size = <((320-4)*1024*1024)>;
+ size = <((512-4)*1024*1024)>;
};
/ {
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