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@@ -0,0 +1,67 @@
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+From 5e6669fe7487c58b123da1df5c2d95db43185264 Mon Sep 17 00:00:00 2001
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+From: Jonas Gorski <[email protected]>
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+Date: Tue, 12 Feb 2013 22:00:10 +0100
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+Subject: [PATCH] MIPS: BCM63XX: make nvram checksum failure non fatal
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+
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+Some vendors modify the nvram layout moving the checksum to a different
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+place or drop it entirely, so reduce the checksum failure to a warning.
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+
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+Reported-by: Álvaro Fernández Rojas <[email protected]>
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+Signed-off-by: Jonas Gorski <[email protected]>
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+---
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+ arch/mips/bcm63xx/boards/board_bcm963xx.c | 5 +----
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+ arch/mips/bcm63xx/nvram.c | 7 +++----
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+ arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h | 4 +---
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+ 3 files changed, 5 insertions(+), 11 deletions(-)
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+
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+--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
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++++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
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+@@ -745,10 +745,7 @@ void __init board_prom_init(void)
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+ strcpy(cfe_version, "unknown");
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+ printk(KERN_INFO PFX "CFE version: %s\n", cfe_version);
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+
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+- if (bcm63xx_nvram_init(boot_addr + BCM963XX_NVRAM_OFFSET)) {
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+- printk(KERN_ERR PFX "invalid nvram checksum\n");
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+- return;
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+- }
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++ bcm63xx_nvram_init(boot_addr + BCM963XX_NVRAM_OFFSET);
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+
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+ board_name = bcm63xx_nvram_get_name();
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+ /* find board by name */
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+--- a/arch/mips/bcm63xx/nvram.c
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++++ b/arch/mips/bcm63xx/nvram.c
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+@@ -38,7 +38,7 @@ struct bcm963xx_nvram {
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+ static struct bcm963xx_nvram nvram;
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+ static int mac_addr_used;
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+
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+-int __init bcm63xx_nvram_init(void *addr)
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++void __init bcm63xx_nvram_init(void *addr)
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+ {
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+ unsigned int check_len;
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+ u32 crc, expected_crc;
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+@@ -60,9 +60,8 @@ int __init bcm63xx_nvram_init(void *addr
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+ crc = crc32_le(~0, (u8 *)&nvram, check_len);
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+
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+ if (crc != expected_crc)
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+- return -EINVAL;
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+-
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+- return 0;
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++ pr_warn("nvram checksum invalid (expected %08x, actual %08x)\n",
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++ expected_crc, crc);
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+ }
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+
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+ u8 *bcm63xx_nvram_get_name(void)
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+--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h
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++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h
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+@@ -9,10 +9,8 @@
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+ *
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+ * Initialized the local nvram copy from the target address and checks
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+ * its checksum.
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+- *
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+- * Returns 0 on success.
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+ */
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+-int __init bcm63xx_nvram_init(void *nvram);
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++void bcm63xx_nvram_init(void *nvram);
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+
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+ /**
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+ * bcm63xx_nvram_get_name() - returns the board name according to nvram
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