Since spi-nor is using mtd layer for flash operations this patch used mtd ops from user commands instead of legacy spi_flash{} ops.
Cc: Simon Glass sjg@chromium.org Cc: Bin Meng bmeng.cn@gmail.com Cc: Mugunthan V N mugunthanvnm@ti.com Cc: Michal Simek michal.simek@xilinx.com Cc: Siva Durga Prasad Paladugu sivadur@xilinx.com Signed-off-by: Jagan Teki jteki@openedev.com --- include/spi_flash.h | 60 ++++++++++++++++++++++++++++++++++++++++++----------- 1 file changed, 48 insertions(+), 12 deletions(-)
diff --git a/include/spi_flash.h b/include/spi_flash.h index c7fd4f3..43abec9 100644 --- a/include/spi_flash.h +++ b/include/spi_flash.h @@ -12,6 +12,7 @@
#include <dm.h> /* Because we dereference struct udevice here */ #include <linux/types.h> +#include <linux/mtd/mtd.h>
#ifndef CONFIG_SF_DEFAULT_SPEED # define CONFIG_SF_DEFAULT_SPEED 1000000 @@ -112,6 +113,39 @@ struct spi_flash {
typedef struct mtd_info spi_flash_t;
+static inline int spi_flash_read(spi_flash_t *info, u32 offset, + size_t len, void *buf) +{ + return mtd_read(info, offset, len, &len, (u_char *)buf); +} + +static inline int spi_flash_write(spi_flash_t *info, u32 offset, + size_t len, const void *buf) +{ + return mtd_write(info, offset, len, &len, (u_char *)buf); +} + +static inline int spi_flash_erase(spi_flash_t *info, u32 offset, size_t len) +{ + struct erase_info instr; + + instr.mtd = info; + instr.addr = offset; + instr.len = len; + instr.callback = 0; + + return mtd_erase(info, &instr); +} + +static inline int spi_flash_protect(spi_flash_t *info, u32 ofs, + u32 len, bool prot) +{ + if (prot) + return mtd_lock(info, ofs, len); + else + return mtd_unlock(info, ofs, len); +} + #ifdef CONFIG_DM_MTD_SPI_NOR
int spi_flash_probe_bus_cs(unsigned int busnum, unsigned int cs, @@ -137,6 +171,20 @@ void spi_flash_free(spi_flash_t *flash);
#endif /* CONFIG_DM_MTD_SPI_NOR */
+#else + +static inline int spi_flash_protect(struct spi_flash *flash, u32 ofs, u32 len, + bool prot) +{ + if (!flash->flash_lock || !flash->flash_unlock) + return -EOPNOTSUPP; + + if (prot) + return flash->flash_lock(flash, ofs, len); + else + return flash->flash_unlock(flash, ofs, len); +} + #endif /* CONFIG_MTD_SPI_NOR */
struct dm_spi_flash_ops { @@ -266,18 +314,6 @@ static inline int spi_flash_erase(struct spi_flash *flash, u32 offset, } #endif
-static inline int spi_flash_protect(struct spi_flash *flash, u32 ofs, u32 len, - bool prot) -{ - if (!flash->flash_lock || !flash->flash_unlock) - return -EOPNOTSUPP; - - if (prot) - return flash->flash_lock(flash, ofs, len); - else - return flash->flash_unlock(flash, ofs, len); -} - void spi_boot(void) __noreturn; void spi_spl_load_image(uint32_t offs, unsigned int size, void *vdst);