openwrt/target/linux/mvebu/patches-3.10/0110-mtd-nand-pxa3xx-Add-address-support-for-READID-comma.patch

32 lines
1.1 KiB
Diff
Raw Normal View History

From 82dad325809637899313315c3103985df94c90a5 Mon Sep 17 00:00:00 2001
From: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Date: Tue, 14 May 2013 08:15:24 -0300
Subject: [PATCH 110/203] mtd: nand: pxa3xx: Add address support for READID
command
This allows to support READID ONFI command which sends 0x20
as address together with the 0x90 READID command.
This is required to detect ONFI compliant devices.
Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Tested-by: Nikita Kiryanov <nikita@compulab.co.il>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
Reviewed-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
---
drivers/mtd/nand/pxa3xx_nand.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -596,6 +596,7 @@ static int prepare_command_pool(struct p
info->ndcb0 |= NDCB0_CMD_TYPE(3)
| NDCB0_ADDR_CYC(1)
| cmd;
+ info->ndcb1 = (column & 0xFF);
info->data_size = 8;
break;