From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-lb0-f173.google.com ([209.85.217.173]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UcDDe-00035j-EG for linux-mtd@lists.infradead.org; Tue, 14 May 2013 11:16:34 +0000 Received: by mail-lb0-f173.google.com with SMTP id t10so465483lbi.4 for ; Tue, 14 May 2013 04:16:12 -0700 (PDT) From: Ezequiel Garcia To: Subject: [PATCH 5/5] mtd: nand: pxa3xx: Add support for Read parameter page command Date: Tue, 14 May 2013 08:15:25 -0300 Message-Id: <1368530125-12959-6-git-send-email-elezegarcia@gmail.com> In-Reply-To: <1368530125-12959-1-git-send-email-elezegarcia@gmail.com> References: <1368530125-12959-1-git-send-email-elezegarcia@gmail.com> Cc: Thomas Petazzoni , Lior Amsalem , Artem Bityutskiy , Lei Wen , Haojian Zhuang , Maen Suleiman , Ezequiel Garcia , Gregory Clement , Neil Zhang , Chao Xie List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Ezequiel Garcia This command is required to identify ONFI-compliant devices. Signed-off-by: Ezequiel Garcia --- drivers/mtd/nand/pxa3xx_nand.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c index 36780e2..d63d378 100644 --- a/drivers/mtd/nand/pxa3xx_nand.c +++ b/drivers/mtd/nand/pxa3xx_nand.c @@ -590,6 +590,16 @@ static int prepare_command_pool(struct pxa3xx_nand_info *info, int command, | addr_cycle; break; + case NAND_CMD_PARAM: + cmd = NAND_CMD_PARAM; + info->buf_count = 256; + info->ndcb0 |= NDCB0_CMD_TYPE(0) + | NDCB0_ADDR_CYC(1) + | cmd; + info->ndcb1 = (column & 0xFF); + info->data_size = 256; + break; + case NAND_CMD_READID: cmd = host->cmdset->read_id; info->buf_count = host->read_id_bytes; -- 1.8.1.5