From a25595562291baea4ccc2ed570dd15c638b67b21 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sun, 29 Apr 2012 02:04:09 +0200 Subject: [PATCH] MIPS: bcm47xx: read baordrev without prefix from sprom When the boardrev with a prefix is not available, try to read it without a prefix. This is based on code from the Broadcom SDK. Signed-off-by: Hauke Mehrtens Acked-by: Ralf Baechle Signed-off-by: John W. Linville --- arch/mips/bcm47xx/sprom.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/mips/bcm47xx/sprom.c b/arch/mips/bcm47xx/sprom.c index a29d20743039..17282e0d7835 100644 --- a/arch/mips/bcm47xx/sprom.c +++ b/arch/mips/bcm47xx/sprom.c @@ -165,6 +165,8 @@ static void bcm47xx_fill_sprom_r1234589(struct ssb_sprom *sprom, 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);