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openwrt-master/target/linux/bcm27xx/patches-6.6/950-0609-drm-vc4-drv-Support-BCM2712.patch
domenico c06fb25d1f
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Initial commit
2025-06-24 14:35:53 +02:00

48 lines
1.5 KiB
Diff

From 8c584addfb80b83745eb9415f5f0e1c86704fd58 Mon Sep 17 00:00:00 2001
From: Maxime Ripard <maxime@cerno.tech>
Date: Fri, 17 Feb 2023 15:29:52 +0100
Subject: [PATCH 0609/1085] drm/vc4: drv: Support BCM2712
The BCM2712 has an improved display pipeline, most notably with a
different HVS and only HDMI and writeback outputs.
Let's introduce it as a new VideoCore generation and compatible.
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
drivers/gpu/drm/vc4/vc4_drv.c | 5 ++++-
drivers/gpu/drm/vc4/vc4_drv.h | 1 +
2 files changed, 5 insertions(+), 1 deletion(-)
--- a/drivers/gpu/drm/vc4/vc4_drv.c
+++ b/drivers/gpu/drm/vc4/vc4_drv.c
@@ -309,7 +309,9 @@ static int vc4_drm_bind(struct device *d
dev->coherent_dma_mask = DMA_BIT_MASK(32);
- if (of_device_is_compatible(dev->of_node, "brcm,bcm2711-vc5"))
+ if (of_device_is_compatible(dev->of_node, "brcm,bcm2712-vc6"))
+ gen = VC4_GEN_6;
+ else if (of_device_is_compatible(dev->of_node, "brcm,bcm2711-vc5"))
gen = VC4_GEN_5;
else
gen = VC4_GEN_4;
@@ -471,6 +473,7 @@ static void vc4_platform_drm_remove(stru
static const struct of_device_id vc4_of_match[] = {
{ .compatible = "brcm,bcm2711-vc5", },
+ { .compatible = "brcm,bcm2712-vc6", },
{ .compatible = "brcm,bcm2835-vc4", },
{ .compatible = "brcm,cygnus-vc4", },
{},
--- a/drivers/gpu/drm/vc4/vc4_drv.h
+++ b/drivers/gpu/drm/vc4/vc4_drv.h
@@ -84,6 +84,7 @@ struct vc4_perfmon {
enum vc4_gen {
VC4_GEN_4,
VC4_GEN_5,
+ VC4_GEN_6,
};
struct vc4_dev {