From: "Pali Rohár" <pali@kernel.org>
To: Priyanka Jain <priyanka.jain@nxp.com>, Wolfgang Denk <wd@denx.de>
Cc: Michal Simek <michal.simek@xilinx.com>,
Simon Glass <sjg@chromium.org>,
u-boot@lists.denx.de
Subject: [PATCH 1/5] mtd: rawnand: fsl_elbc: Implement RNDOUT command
Date: Mon, 4 Apr 2022 18:17:18 +0200 [thread overview]
Message-ID: <20220404161722.4884-2-pali@kernel.org> (raw)
In-Reply-To: <20220404161722.4884-1-pali@kernel.org>
This is needed for SW ECC.
Signed-off-by: Pali Rohár <pali@kernel.org>
---
drivers/mtd/nand/raw/fsl_elbc_nand.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/mtd/nand/raw/fsl_elbc_nand.c b/drivers/mtd/nand/raw/fsl_elbc_nand.c
index ddfd75d32d06..f8698ec0158a 100644
--- a/drivers/mtd/nand/raw/fsl_elbc_nand.c
+++ b/drivers/mtd/nand/raw/fsl_elbc_nand.c
@@ -312,6 +312,14 @@ static void fsl_elbc_cmdfunc(struct mtd_info *mtd, unsigned int command,
fsl_elbc_run_command(mtd);
return;
+ /* RNDOUT moves the pointer inside the page */
+ case NAND_CMD_RNDOUT:
+ vdbg("fsl_elbc_cmdfunc: NAND_CMD_RNDOUT, column: 0x%x.\n",
+ column);
+
+ ctrl->index = column;
+ return;
+
/* READOOB reads only the OOB because no ECC is performed. */
case NAND_CMD_READOOB:
vdbg("fsl_elbc_cmdfunc: NAND_CMD_READOOB, page_addr:"
--
2.20.1
next prev parent reply other threads:[~2022-04-04 16:18 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-04 16:17 [PATCH 0/5] mtd: rawnand: fsl_elbc: Device tree support Pali Rohár
2022-04-04 16:17 ` Pali Rohár [this message]
2022-04-04 16:17 ` [PATCH 2/5] mtd: rawnand: fsl_elbc: Add device " Pali Rohár
2022-04-04 16:17 ` [PATCH 3/5] mtd: rawnand: fsl_elbc: Use ECC configuration from device tree Pali Rohár
2022-04-04 16:17 ` [PATCH 4/5] mtd: nand: raw: Add support for DT property nand-ecc-algo=bch Pali Rohár
2022-04-04 16:17 ` [PATCH 5/5] powerpc: dts: p2020: Add localbus node Pali Rohár
2022-04-05 9:15 ` [PATCH v2] " Pali Rohár
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