diff options
Diffstat (limited to 'target/linux/lantiq/patches-4.9/0022-MTD-m25p80-allow-loading-mtd-name-from-OF.patch')
-rw-r--r-- | target/linux/lantiq/patches-4.9/0022-MTD-m25p80-allow-loading-mtd-name-from-OF.patch | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/target/linux/lantiq/patches-4.9/0022-MTD-m25p80-allow-loading-mtd-name-from-OF.patch b/target/linux/lantiq/patches-4.9/0022-MTD-m25p80-allow-loading-mtd-name-from-OF.patch new file mode 100644 index 0000000000..f08db65046 --- /dev/null +++ b/target/linux/lantiq/patches-4.9/0022-MTD-m25p80-allow-loading-mtd-name-from-OF.patch @@ -0,0 +1,44 @@ +From 4400e1f593ea40a51912128adb4f53d59e62cad8 Mon Sep 17 00:00:00 2001 +From: John Crispin <blogic@openwrt.org> +Date: Wed, 10 Sep 2014 22:40:18 +0200 +Subject: [PATCH 22/36] MTD: m25p80: allow loading mtd name from OF + +In accordance with the physmap flash we should honour the linux,mtd-name +property when deciding what name the mtd device has. + +Signed-off-by: Thomas Langer <thomas.langer@lantiq.com> +Signed-off-by: John Crispin <blogic@openwrt.org> +--- + drivers/mtd/devices/m25p80.c | 6 ++++++ + 1 file changed, 6 insertions(+) + +--- a/drivers/mtd/devices/m25p80.c ++++ b/drivers/mtd/devices/m25p80.c +@@ -19,6 +19,7 @@ + #include <linux/errno.h> + #include <linux/module.h> + #include <linux/device.h> ++#include <linux/of.h> + + #include <linux/mtd/mtd.h> + #include <linux/mtd/partitions.h> +@@ -198,6 +199,10 @@ static int m25p_probe(struct spi_device + enum read_mode mode = SPI_NOR_NORMAL; + char *flash_name; + int ret; ++ const char __maybe_unused *of_mtd_name = NULL; ++ ++ of_property_read_string(spi->dev.of_node, ++ "linux,mtd-name", &of_mtd_name); + + data = dev_get_platdata(&spi->dev); + +@@ -227,6 +232,8 @@ static int m25p_probe(struct spi_device + + if (data && data->name) + nor->mtd.name = data->name; ++ else if (of_mtd_name) ++ nor->mtd.name = of_mtd_name; + + /* For some (historical?) reason many platforms provide two different + * names in flash_platform_data: "name" and "type". Quite often name is |