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firmware: bcm47xx_nvram: Support small (0x6000 B) NVRAM partitions 

Some old devices with 4 MiB flashes were using 0x1000 block size and
could use smaller (0x6000 bytes) flash partition for storing NVRAM
content. This adds support for reading NVRAM on Netgear WNR1000 V3.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Hauke Mehrtens <hauke@hauke-m.de>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/19005/
Signed-off-by: James Hogan <jhogan@kernel.org>
This commit is contained in:
Rafał Miłecki 2018-04-08 22:57:33 +02:00 committed by James Hogan
parent 425f1e6272
commit 3bc6505150
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GPG Key ID: 35CEE4862B1023F2
1 changed files with 1 additions and 1 deletions
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drivers/firmware/broadcom/bcm47xx_nvram.c
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@ -36,7 +36,7 @@ struct nvram_header {
static char nvram_buf[NVRAM_SPACE];
static size_t nvram_len;
static const u32 nvram_sizes[] = {0x8000, 0xF000, 0x10000};
static const u32 nvram_sizes[] = {0x6000, 0x8000, 0xF000, 0x10000};
static u32 find_nvram_size(void __iomem *end)
{