mirror of
https://github.com/openwrt/openwrt.git
synced 2025-01-20 19:48:54 +00:00
f1525e785e
Backport below changes for GigaDevice GD25Q256 support from v4.15: e27072851bf7 mtd: spi-nor: add a quad_enable callback in struct flash_info 65153846b18c mtd: spi-nor: add support for GD25Q256 This chip is used on newer Quad-E4G boards. Before: [ 2.366493] m25p80 spi0.0: unrecognized JEDEC id bytes: c8, 40, 19 [ 2.372853] m25p80: probe of spi0.0 failed with error -2 After: [ 2.371722] m25p80 spi0.0: gd25q256 (32768 Kbytes) [ 2.376694] 5 fixed-partitions partitions found on MTD device spi0.0 [ 2.383043] Creating 5 MTD partitions on "spi0.0": [ 2.387824] 0x000000000000-0x000000030000 : "u-boot" [ 2.394138] 0x000000030000-0x000000031000 : "u-boot-env" [ 2.400608] 0x000000031000-0x000000040000 : "config" [ 2.406830] 0x000000040000-0x000000050000 : "factory" [ 2.413169] 0x000000050000-0x000002000000 : "firmware" Signed-off-by: Kuan-Yi Li <kyli@abysm.org>
35 lines
1.1 KiB
Diff
35 lines
1.1 KiB
Diff
From f32bc2aa01edcba2f2ed5db151cf183eac9ef919 Mon Sep 17 00:00:00 2001
|
|
From: Abhimanyu Vishwakarma <Abhimanyu.Vishwakarma@imgtec.com>
|
|
Date: Sat, 25 Feb 2017 16:42:50 +0000
|
|
Subject: mtd: nor: support mtd name from device tree
|
|
|
|
Signed-off-by: Abhimanyu Vishwakarma <Abhimanyu.Vishwakarma@imgtec.com>
|
|
---
|
|
drivers/mtd/spi-nor/spi-nor.c | 8 +++++++-
|
|
1 file changed, 7 insertions(+), 1 deletion(-)
|
|
|
|
--- a/drivers/mtd/spi-nor/spi-nor.c
|
|
+++ b/drivers/mtd/spi-nor/spi-nor.c
|
|
@@ -2687,6 +2687,7 @@ int spi_nor_scan(struct spi_nor *nor, co
|
|
struct device *dev = nor->dev;
|
|
struct mtd_info *mtd = &nor->mtd;
|
|
struct device_node *np = spi_nor_get_flash_node(nor);
|
|
+ const char __maybe_unused *of_mtd_name = NULL;
|
|
int ret;
|
|
int i;
|
|
|
|
@@ -2762,7 +2763,12 @@ int spi_nor_scan(struct spi_nor *nor, co
|
|
spi_nor_wait_till_ready(nor);
|
|
}
|
|
|
|
- if (!mtd->name)
|
|
+#ifdef CONFIG_MTD_OF_PARTS
|
|
+ of_property_read_string(np, "linux,mtd-name", &of_mtd_name);
|
|
+#endif
|
|
+ if (of_mtd_name)
|
|
+ mtd->name = of_mtd_name;
|
|
+ else if (!mtd->name)
|
|
mtd->name = dev_name(dev);
|
|
mtd->priv = nor;
|
|
mtd->type = MTD_NORFLASH;
|