054f8deb29
- enable build for one U-Boot image for RPi3/4 (rpiarm64) implements (jsc#59185) Patch queue updated from git://github.com/openSUSE/u-boot.git tumbleweed-2019.10 * Patches added: 0014-fdt-fix-bcm283x-dm-pre-reloc-defini.patch 0015-arm-dts-bcm283x-Rename-U-Boot-file.patch 0016-drivers-bcm283x-Set-pre-location-fl.patch 0017-pinctrl-bcm283x-Add-compatible-for-.patch 0018-rpi-push-fw_dtb_pointer-in-the-.dat.patch 0019-ARM-bcm283x-Move-BCM283x_BASE-to-a-.patch 0020-ARM-bcm283x-Set-rpi_bcm283x_base-at.patch 0021-ARM-bcm283x-Set-memory-map-at-run-t.patch 0022-ARM-defconfig-add-unified-config-fo.patch - RPi3 delete text base hack in spec file OBS-URL: https://build.opensuse.org/request/show/750139 OBS-URL: https://build.opensuse.org/package/show/hardware:boot/u-boot?expand=0&rev=62
72 lines
1.8 KiB
Diff
72 lines
1.8 KiB
Diff
From 068815ca7495a41e28b62e119e54e956eb7bc8d7 Mon Sep 17 00:00:00 2001
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From: Matthias Brugger <mbrugger@suse.com>
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Date: Tue, 19 Nov 2019 16:01:04 +0100
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Subject: [PATCH] ARM: bcm283x: Set rpi_bcm283x_base at run-time
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As part of the effort to create one binary for several bcm83x SoCs
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we read the IO base address from device-tree.
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Signed-off-by: Matthias Brugger <mbrugger@suse.com>
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---
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arch/arm/mach-bcm283x/Kconfig | 6 ------
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arch/arm/mach-bcm283x/init.c | 20 ++++++++++++++++++--
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2 files changed, 18 insertions(+), 8 deletions(-)
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diff --git a/arch/arm/mach-bcm283x/Kconfig b/arch/arm/mach-bcm283x/Kconfig
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index b08275f598..e8e0ff0eb4 100644
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--- a/arch/arm/mach-bcm283x/Kconfig
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+++ b/arch/arm/mach-bcm283x/Kconfig
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@@ -202,10 +202,4 @@ config SYS_SOC
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config SYS_CONFIG_NAME
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default "rpi"
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-config BCM283x_BASE
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- hex
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- default "0x20000000" if BCM2835
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- default "0x3f000000" if BCM2836 || BCM2837
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- default "0xfe000000" if BCM2711
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-
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endmenu
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diff --git a/arch/arm/mach-bcm283x/init.c b/arch/arm/mach-bcm283x/init.c
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index d36017e823..b3f3dfabea 100644
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--- a/arch/arm/mach-bcm283x/init.c
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+++ b/arch/arm/mach-bcm283x/init.c
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@@ -7,8 +7,10 @@
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*/
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#include <common.h>
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+#include <dm/device.h>
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+#include <fdt_support.h>
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-unsigned long rpi_bcm283x_base;
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+unsigned long rpi_bcm283x_base = 0x3f000000;
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int arch_cpu_init(void)
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{
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@@ -19,10 +21,24 @@ int arch_cpu_init(void)
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int mach_cpu_init(void)
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{
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- rpi_bcm283x_base = CONFIG_BCM283x_BASE;
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+ int ret, soc_offset;
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+ u64 io_base, size;
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+
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+ /* Get IO base from device tree */
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+ soc_offset = fdt_path_offset(gd->fdt_blob, "/soc");
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+ if (soc_offset < 0)
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+ return soc_offset;
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+
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+ ret = fdt_read_range((void *)gd->fdt_blob, soc_offset, 0, NULL,
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+ &io_base, &size);
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+ if (ret)
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+ return ret;
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+
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+ rpi_bcm283x_base = io_base;
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return 0;
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}
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+
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#ifdef CONFIG_ARMV7_LPAE
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void enable_caches(void)
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{
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