openwrt/target/linux/layerscape/patches-4.4/1078-mtd-spi-nor-drop-flash_node-field.patch

From df36b4601bc9f84684249a26eb39b818d6785fb8 Mon Sep 17 00:00:00 2001
From: Brian Norris <computersforpeace@gmail.com>
Date: Fri, 30 Oct 2015 20:33:27 -0700
Subject: [PATCH 078/113] mtd: spi-nor: drop flash_node field

We can just alias to the MTD of_node.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com>
---
 drivers/mtd/spi-nor/spi-nor.c |    1 -
 include/linux/mtd/spi-nor.h   |    6 ++----
 2 files changed, 2 insertions(+), 5 deletions(-)

--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -1218,7 +1218,6 @@ int spi_nor_scan(struct spi_nor *nor, co
 		mtd->flags |= MTD_NO_ERASE;
 
 	mtd->dev.parent = dev;
-	mtd_set_of_node(mtd, np);
 	nor->page_size = info->page_size;
 	mtd->writebufsize = nor->page_size;
 
--- a/include/linux/mtd/spi-nor.h
+++ b/include/linux/mtd/spi-nor.h
@@ -123,7 +123,6 @@ enum spi_nor_option_flags {
  * @mtd:		point to a mtd_info structure
  * @lock:		the lock for the read/write/erase/lock/unlock operations
  * @dev:		point to a spi device, or a spi nor controller device.
- * @flash_node:		point to a device node describing this flash instance.
  * @page_size:		the page size of the SPI NOR
  * @addr_width:		number of address bytes
  * @erase_opcode:	the opcode for erasing a sector
@@ -154,7 +153,6 @@ struct spi_nor {
 	struct mtd_info		mtd;
 	struct mutex		lock;
 	struct device		*dev;
-	struct device_node	*flash_node;
 	u32			page_size;
 	u8			addr_width;
 	u8			erase_opcode;
@@ -187,12 +185,12 @@ struct spi_nor {
 static inline void spi_nor_set_flash_node(struct spi_nor *nor,
 					  struct device_node *np)
 {
-	nor->flash_node = np;
+	mtd_set_of_node(&nor->mtd, np);
 }
 
 static inline struct device_node *spi_nor_get_flash_node(struct spi_nor *nor)
 {
-	return nor->flash_node;
+	return mtd_get_of_node(&nor->mtd);
 }
 
 /**