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[0001-sunxi-h3-Fix-PLL1-setup-to-never-use-dividers.patch] add u-boot patch to prevent kernel panicking

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This commit is contained in:
Shaun Mulligan 2017-04-26 12:41:52 +02:00
parent 56329519f1
commit 1c936c4b5e
2 changed files with 41 additions and 0 deletions
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32
layers/meta-resin-allwinner/recipes-bsp/u-boot/u-boot/0001-sunxi-h3-Fix-PLL1-setup-to-never-use-dividers.patch Normal file
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@ -0,0 +1,32 @@
From 7f5071f906f79bdc99d6b4b0ccf0cb280abe740b Mon Sep 17 00:00:00 2001
From: Ondrej Jirman <megous@megous.com>
Date: Tue, 20 Dec 2016 11:25:12 +0100
Subject: [PATCH] sunxi: h3: Fix PLL1 setup to never use dividers
Kernel would lower the divider on first CLK change and cause the
lock up.
---
arch/arm/mach-sunxi/clock_sun6i.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/arch/arm/mach-sunxi/clock_sun6i.c b/arch/arm/mach-sunxi/clock_sun6i.c
index 50fb302a19..91aa2a0478 100644
--- a/arch/arm/mach-sunxi/clock_sun6i.c
+++ b/arch/arm/mach-sunxi/clock_sun6i.c
@@ -94,11 +94,10 @@ void clock_set_pll1(unsigned int clk)
int k = 1;
int m = 1;
- if (clk > 1152000000) {
- k = 2;
- } else if (clk > 768000000) {
+ if (clk >= 1368000000) {
k = 3;
- m = 2;
+ } else if (clk >= 768000000) {
+ k = 2;
}
/* Switch to 24MHz clock while changing PLL1 */
--
2.11.0

9
layers/meta-resin-allwinner/recipes-bsp/u-boot/u-boot_%.bbappend Normal file
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RESIN_EXTERNAL_MMC = "0"
RESIN_INTERNAL_MMC = "1"
UBOOT_KCONFIG_SUPPORT = "1"
inherit resin-u-boot
FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
SRC_URI_append = " \
file://0001-sunxi-h3-Fix-PLL1-setup-to-never-use-dividers.patch \
"