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Code Issues

generic: 5.15: move pending xtx nand patch from pending to backport

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Move pending xtx nand patch from pending to backport as it got merged
upstream.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
This commit is contained in:
Christian Marangi 2022-10-21 22:43:07 +02:00
parent f846945bd2
commit 90629d82da
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1 changed files with 22 additions and 14 deletions
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36
target/linux/generic/pending-5.15/483-mtd-spinand-add-support-for-xtx-xt26g0xa.patch → target/linux/generic/backport-5.15/331-v5.19-mtd-spinand-Add-support-for-XTX-XT26G0xA.patch
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@ -1,7 +1,7 @@
From a07e31adf2753cad2fd9790db5bfc047c81e8152 Mon Sep 17 00:00:00 2001
From f4c5c7f9d2e5ab005d57826b740b694b042a737c Mon Sep 17 00:00:00 2001
From: Felix Matouschek <felix@matouschek.org>
Date: Fri, 2 Jul 2021 20:31:23 +0200
Subject: [PATCH] mtd: spinand: Add support for XTX XT26G0xA
Date: Mon, 18 Apr 2022 15:28:03 +0200
Subject: [PATCH 1/1] mtd: spinand: Add support for XTX XT26G0xA
Add support for XTX Technology XT26G01AXXXXX, XTX26G02AXXXXX and
XTX26G04AXXXXX SPI NAND.
@ -11,17 +11,18 @@ These are 3V, 1G/2G/4Gbit serial SLC NAND flash devices with on-die ECC
Tested on Teltonika RUTX10 flashed with OpenWrt.
Datasheets available at
http://www.xtxtech.com/download/?AId=225
https://datasheet.lcsc.com/szlcsc/2005251034_XTX-XT26G01AWSEGA_C558841.pdf
Links:
- http://www.xtxtech.com/download/?AId=225
- https://datasheet.lcsc.com/szlcsc/2005251034_XTX-XT26G01AWSEGA_C558841.pdf
Signed-off-by: Felix Matouschek <felix@matouschek.org>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20220418132803.664103-1-felix@matouschek.org
---
drivers/mtd/nand/spi/Makefile | 2 +-
drivers/mtd/nand/spi/core.c | 1 +
drivers/mtd/nand/spi/xtx.c | 122 ++++++++++++++++++++++++++++++++++
drivers/mtd/nand/spi/xtx.c | 129 ++++++++++++++++++++++++++++++++++
include/linux/mtd/spinand.h | 1 +
4 files changed, 125 insertions(+), 1 deletion(-)
4 files changed, 132 insertions(+), 1 deletion(-)
create mode 100644 drivers/mtd/nand/spi/xtx.c
--- a/drivers/mtd/nand/spi/Makefile
@ -43,7 +44,7 @@ Signed-off-by: Felix Matouschek <felix@matouschek.org>
static int spinand_manufacturer_match(struct spinand_device *spinand,
--- /dev/null
+++ b/drivers/mtd/nand/spi/xtx.c
@@ -0,0 +1,122 @@
@@ -0,0 +1,129 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Author:
@ -109,18 +110,25 @@ Signed-off-by: Felix Matouschek <felix@matouschek.org>
+static int xt26g0xa_ecc_get_status(struct spinand_device *spinand,
+ u8 status)
+{
+ switch (status & XT26G0XA_STATUS_ECC_MASK) {
+ status = status & XT26G0XA_STATUS_ECC_MASK;
+
+ switch (status) {
+ case XT26G0XA_STATUS_ECC_NO_DETECTED:
+ return 0;
+ case XT26G0XA_STATUS_ECC_8_CORRECTED:
+ return 8;
+ case XT26G0XA_STATUS_ECC_UNCOR_ERROR:
+ return -EBADMSG;
+ default: /* (1 << 2) through (7 << 2) are 1-7 corrected errors */
+ return (status & XT26G0XA_STATUS_ECC_MASK) >> 2;
+ default:
+ break;
+ }
+
+ return -EINVAL;
+ /* At this point values greater than (2 << 4) are invalid */
+ if (status > XT26G0XA_STATUS_ECC_UNCOR_ERROR)
+ return -EINVAL;
+
+ /* (1 << 2) through (7 << 2) are 1-7 corrected errors */
+ return status >> 2;
+}
+
+static const struct spinand_info xtx_spinand_table[] = {