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mtd: add get/set of_node/flash_node helpers
We are going to begin using the mtd->dev.of_node field for MTD device nodes, so let's add helpers for it. Also, we'll be making some conversions on spi_nor (and nand_chip eventually) too, so get that ready with their own helpers. Signed-off-by: Brian Norris <computersforpeace@gmail.com> Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com>
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3 changed files with 33 additions and 0 deletions
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@ -254,6 +254,17 @@ struct mtd_info {
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int usecount;
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};
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static inline void mtd_set_of_node(struct mtd_info *mtd,
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struct device_node *np)
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{
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mtd->dev.of_node = np;
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}
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static inline struct device_node *mtd_get_of_node(struct mtd_info *mtd)
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{
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return mtd->dev.of_node;
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}
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int mtd_erase(struct mtd_info *mtd, struct erase_info *instr);
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int mtd_point(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen,
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void **virt, resource_size_t *phys);
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@ -719,6 +719,17 @@ struct nand_chip {
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void *priv;
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};
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static inline void nand_set_flash_node(struct nand_chip *chip,
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struct device_node *np)
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{
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chip->flash_node = np;
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}
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static inline struct device_node *nand_get_flash_node(struct nand_chip *chip)
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{
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return chip->flash_node;
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}
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/*
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* NAND Flash Manufacturer ID Codes
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*/
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@ -185,6 +185,17 @@ struct spi_nor {
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void *priv;
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};
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static inline void spi_nor_set_flash_node(struct spi_nor *nor,
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struct device_node *np)
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{
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nor->flash_node = np;
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}
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static inline struct device_node *spi_nor_get_flash_node(struct spi_nor *nor)
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{
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return nor->flash_node;
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}
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/**
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* spi_nor_scan() - scan the SPI NOR
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* @nor: the spi_nor structure
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