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38 lines
1.2 KiB
Diff
38 lines
1.2 KiB
Diff
From 9d6e063c1fb2cb10e6e0c3883ca3d1944dadcfc4 Mon Sep 17 00:00:00 2001
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From: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
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Date: Tue, 14 May 2013 08:15:25 -0300
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Subject: [PATCH 111/203] mtd: nand: pxa3xx: Add support for Read parameter
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page command
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This command is required to identify ONFI-compliant devices.
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Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
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Tested-by: Nikita Kiryanov <nikita@compulab.co.il>
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Acked-by: Igor Grinberg <grinberg@compulab.co.il>
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Reviewed-by: Haojian Zhuang <haojian.zhuang@gmail.com>
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Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
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Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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---
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drivers/mtd/nand/pxa3xx_nand.c | 10 ++++++++++
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1 file changed, 10 insertions(+)
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--- a/drivers/mtd/nand/pxa3xx_nand.c
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+++ b/drivers/mtd/nand/pxa3xx_nand.c
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@@ -590,6 +590,16 @@ static int prepare_command_pool(struct p
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| addr_cycle;
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break;
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+ case NAND_CMD_PARAM:
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+ cmd = NAND_CMD_PARAM;
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+ info->buf_count = 256;
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+ info->ndcb0 |= NDCB0_CMD_TYPE(0)
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+ | NDCB0_ADDR_CYC(1)
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+ | cmd;
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+ info->ndcb1 = (column & 0xFF);
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+ info->data_size = 256;
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+ break;
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+
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case NAND_CMD_READID:
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cmd = host->cmdset->read_id;
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info->buf_count = host->read_id_bytes;
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