[PATCH 2/2] firmware: bcm47xx_nvram: support small (0x6000 B) NVRAM partitions

From: RafaÅ MiÅecki
Date: Sun Apr 08 2018 - 17:05:41 EST


From: RafaÅ MiÅecki <rafal@xxxxxxxxxx>

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: RafaÅ MiÅecki <rafal@xxxxxxxxxx>
---
drivers/firmware/broadcom/bcm47xx_nvram.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/firmware/broadcom/bcm47xx_nvram.c b/drivers/firmware/broadcom/bcm47xx_nvram.c
index 0b631e5b5b84..d25f080fcb0d 100644
--- a/drivers/firmware/broadcom/bcm47xx_nvram.c
+++ b/drivers/firmware/broadcom/bcm47xx_nvram.c
@@ -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)
{
--
2.11.0