openwrt/target/linux/bcm27xx/patches-5.10/950-0182-ARM-bcm-Backport-BCM2711-support-from-upstream.patch
Álvaro Fernández Rojas 8299d1f057 bcm27xx: add kernel 5.10 support
Rebased RPi foundation patches on linux 5.10.59, removed applied and reverted
patches, wireless patches and defconfig patches.

bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 4B v1.1 4G
bcm2711: boot tested on RPi 4B v1.1 4G

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2021-08-21 19:07:07 +02:00

48 lines
1.3 KiB
Diff

From 20534fd2fedd5c3febd239475e64d3dfc7d8400b Mon Sep 17 00:00:00 2001
From: Stefan Wahren <wahrenst@gmx.net>
Date: Fri, 27 Dec 2019 11:40:56 +0100
Subject: [PATCH] ARM: bcm: Backport BCM2711 support from upstream
Make the BCM2711 a different machine, but keep it in board_bcm2835.
Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
---
arch/arm/mach-bcm/board_bcm2835.c | 17 +++++++++++++++--
1 file changed, 15 insertions(+), 2 deletions(-)
--- a/arch/arm/mach-bcm/board_bcm2835.c
+++ b/arch/arm/mach-bcm/board_bcm2835.c
@@ -109,17 +109,30 @@ static const char * const bcm2835_compat
#ifdef CONFIG_ARCH_MULTI_V7
"brcm,bcm2836",
"brcm,bcm2837",
- "brcm,bcm2711",
#endif
NULL
};
DT_MACHINE_START(BCM2835, "BCM2835")
+ .map_io = bcm2835_map_io,
+ .init_machine = bcm2835_init,
+ .dt_compat = bcm2835_compat,
+ .smp = smp_ops(bcm2836_smp_ops),
+MACHINE_END
+
+static const char * const bcm2711_compat[] = {
+#ifdef CONFIG_ARCH_MULTI_V7
+ "brcm,bcm2711",
+#endif
+ NULL
+};
+
+DT_MACHINE_START(BCM2711, "BCM2711")
#if defined(CONFIG_ZONE_DMA) && defined(CONFIG_ARM_LPAE)
.dma_zone_size = SZ_1G,
#endif
.map_io = bcm2835_map_io,
.init_machine = bcm2835_init,
- .dt_compat = bcm2835_compat,
+ .dt_compat = bcm2711_compat,
.smp = smp_ops(bcm2836_smp_ops),
MACHINE_END