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path: root/target/linux/brcm47xx/patches-3.3/253-MIPS-bcm47xx-read-baordrev-without-prefix-from-sprom.patch
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Diffstat (limited to 'target/linux/brcm47xx/patches-3.3/253-MIPS-bcm47xx-read-baordrev-without-prefix-from-sprom.patch')
-rw-r--r--target/linux/brcm47xx/patches-3.3/253-MIPS-bcm47xx-read-baordrev-without-prefix-from-sprom.patch11
1 files changed, 11 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-3.3/253-MIPS-bcm47xx-read-baordrev-without-prefix-from-sprom.patch b/target/linux/brcm47xx/patches-3.3/253-MIPS-bcm47xx-read-baordrev-without-prefix-from-sprom.patch
new file mode 100644
index 0000000..108987d
--- /dev/null
+++ b/target/linux/brcm47xx/patches-3.3/253-MIPS-bcm47xx-read-baordrev-without-prefix-from-sprom.patch
@@ -0,0 +1,11 @@
+--- a/arch/mips/bcm47xx/sprom.c
++++ b/arch/mips/bcm47xx/sprom.c
+@@ -165,6 +165,8 @@ static void bcm47xx_fill_sprom_r1234589(
+ const char *prefix)
+ {
+ nvram_read_u16(prefix, NULL, "boardrev", &sprom->board_rev, 0);
++ if (!sprom->board_rev)
++ nvram_read_u16(NULL, NULL, "boardrev", &sprom->board_rev, 0);
+ nvram_read_u16(prefix, NULL, "boardnum", &sprom->board_num, 0);
+ nvram_read_u8(prefix, NULL, "ledbh0", &sprom->gpio0, 0xff);
+ nvram_read_u8(prefix, NULL, "ledbh1", &sprom->gpio1, 0xff);