From d2b63647cc7a9ee0cfbcd08123e9fb60c32d7a6c Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Thu, 13 Aug 2020 00:45:12 +0200 Subject: [PATCH] pistachio: Add mtd device name from dts Parse the "linux,mtd-name" property also for SPI NAND flashes. Signed-off-by: Hauke Mehrtens --- ...or-support-mtd-name-from-device-tree.patch | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/target/linux/pistachio/patches-5.4/401-mtd-nor-support-mtd-name-from-device-tree.patch b/target/linux/pistachio/patches-5.4/401-mtd-nor-support-mtd-name-from-device-tree.patch index 5d2f9284ab2a..4b600d7e8a6a 100644 --- a/target/linux/pistachio/patches-5.4/401-mtd-nor-support-mtd-name-from-device-tree.patch +++ b/target/linux/pistachio/patches-5.4/401-mtd-nor-support-mtd-name-from-device-tree.patch @@ -32,3 +32,23 @@ Signed-off-by: Abhimanyu Vishwakarma mtd->name = dev_name(dev); mtd->priv = nor; mtd->type = MTD_NORFLASH; +--- a/drivers/mtd/mtdcore.c ++++ b/drivers/mtd/mtdcore.c +@@ -778,6 +778,17 @@ out_error: + */ + static void mtd_set_dev_defaults(struct mtd_info *mtd) + { ++#ifdef CONFIG_MTD_OF_PARTS ++ const char __maybe_unused *of_mtd_name = NULL; ++ struct device_node *np; ++ ++ np = mtd_get_of_node(mtd); ++ if (np && !mtd->name) { ++ of_property_read_string(np, "linux,mtd-name", &of_mtd_name); ++ if (of_mtd_name) ++ mtd->name = of_mtd_name; ++ } else ++#endif + if (mtd->dev.parent) { + if (!mtd->owner && mtd->dev.parent->driver) + mtd->owner = mtd->dev.parent->driver->owner; -- 2.30.2