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Fix boot from USB for Raspberry Pi 32-bit installations (#987) (#1022)

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Stefan Agner 2020-11-26 23:04:24 +01:00 committed by GitHub
parent 9436661958
commit 01475a8c45
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3 changed files with 42 additions and 8 deletions
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6
buildroot-external/board/raspberrypi/patches/uboot/0001-rpi-Use-CONFIG_OF_BOARD-instead-of-CONFIG_EMBED.patch
View File

@ -1,8 +1,8 @@
From a04331a6ba7334282836bbaa76e979c4e6be3900 Mon Sep 17 00:00:00 2001
Message-Id: <a04331a6ba7334282836bbaa76e979c4e6be3900.1602102849.git.stefan@agner.ch>
Message-Id: <a04331a6ba7334282836bbaa76e979c4e6be3900.1606418463.git.stefan@agner.ch>
From: Pascal Vizeli <pvizeli@syshack.ch>
Date: Tue, 10 Dec 2019 09:48:46 +0000
Subject: [PATCH 1/2] rpi: Use CONFIG_OF_BOARD instead of CONFIG_EMBED
Subject: [PATCH 1/3] rpi: Use CONFIG_OF_BOARD instead of CONFIG_EMBED
Signed-off-by: Pascal Vizeli <pvizeli@syshack.ch>
---
@ -79,5 +79,5 @@ index b5ad53c37b..223fc03275 100644
CONFIG_SYS_RELOC_GD_ENV_ADDR=y
CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
--
2.28.0
2.29.2

10
buildroot-external/board/raspberrypi/patches/uboot/0002-raspberrypi-Disable-simple-framebuffer-support.patch
View File

@ -1,10 +1,10 @@
From cc40a554b003df9b07f8a55f69a94d7393d81cbc Mon Sep 17 00:00:00 2001
Message-Id: <cc40a554b003df9b07f8a55f69a94d7393d81cbc.1602102849.git.stefan@agner.ch>
In-Reply-To: <a04331a6ba7334282836bbaa76e979c4e6be3900.1602102849.git.stefan@agner.ch>
References: <a04331a6ba7334282836bbaa76e979c4e6be3900.1602102849.git.stefan@agner.ch>
Message-Id: <cc40a554b003df9b07f8a55f69a94d7393d81cbc.1606418463.git.stefan@agner.ch>
In-Reply-To: <a04331a6ba7334282836bbaa76e979c4e6be3900.1606418463.git.stefan@agner.ch>
References: <a04331a6ba7334282836bbaa76e979c4e6be3900.1606418463.git.stefan@agner.ch>
From: Florin Sarbu <florin@balena.io>
Date: Thu, 12 Sep 2019 12:31:31 +0200
Subject: [PATCH 2/2] raspberrypi: Disable simple framebuffer support
Subject: [PATCH 2/3] raspberrypi: Disable simple framebuffer support
On 4.19 kernels this u-boot driver clashes with bcm2708_fb.
So let's disable it from here so that we have bcm2708_fb
@ -61,5 +61,5 @@ index 834f1cd236..19a0d611c4 100644
#ifdef CONFIG_CMD_USB
#define CONFIG_TFTP_TSIZE
--
2.28.0
2.29.2

34
buildroot-external/board/raspberrypi/patches/uboot/0003-rpi-force-a-smaller-amount-of-memory.patch Normal file
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@ -0,0 +1,34 @@
From b0895f2384712f3d0d89405c06519da195e9ccc9 Mon Sep 17 00:00:00 2001
Message-Id: <b0895f2384712f3d0d89405c06519da195e9ccc9.1606418463.git.stefan@agner.ch>
In-Reply-To: <a04331a6ba7334282836bbaa76e979c4e6be3900.1606418463.git.stefan@agner.ch>
References: <a04331a6ba7334282836bbaa76e979c4e6be3900.1606418463.git.stefan@agner.ch>
From: Stefan Agner <stefan@agner.ch>
Date: Thu, 26 Nov 2020 17:56:01 +0100
Subject: [PATCH 3/3] rpi: force a smaller amount of memory
This fixes booting from USB on 32-bit installations. It seems not to
affect the detected memory or SD card boot negatively.
Signed-off-by: Stefan Agner <stefan@agner.ch>
---
board/raspberrypi/rpi/rpi.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/board/raspberrypi/rpi/rpi.c b/board/raspberrypi/rpi/rpi.c
index 5cfee7c00a..18e60e76cc 100644
--- a/board/raspberrypi/rpi/rpi.c
+++ b/board/raspberrypi/rpi/rpi.c
@@ -267,6 +267,10 @@ int dram_init(void)
}
gd->ram_size = msg->get_arm_mem.body.resp.mem_size;
+#ifdef CONFIG_TARGET_RPI_4_32B
+ printf("(fixing) ");
+ gd->ram_size = SZ_512M;
+#endif
return 0;
}
--
2.29.2