From d75c22f376f6c31b6f16da3989c8f07ccc6cb2ca Mon Sep 17 00:00:00 2001 From: Tudor Ambarus Date: Fri, 31 Mar 2023 07:46:00 +0000 Subject: mtd: spi-nor: core: Update name and description of spi_nor_set_4byte_addr_mode Rename method to spi_nor_set_4byte_addr_mode_en4b_ex4b and extend its description. This method is described in JESD216 BFPT[SFDP_DWORD(16)], BIT(31) and BIT(23). Reviewed-by: Michael Walle Link: https://lore.kernel.org/r/20230331074606.3559258-5-tudor.ambarus@linaro.org Signed-off-by: Tudor Ambarus --- drivers/mtd/spi-nor/core.c | 8 +++++--- drivers/mtd/spi-nor/core.h | 2 +- drivers/mtd/spi-nor/macronix.c | 2 +- drivers/mtd/spi-nor/winbond.c | 2 +- 4 files changed, 8 insertions(+), 6 deletions(-) (limited to 'drivers/mtd/spi-nor') diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c index b868a06c6902..0cc34f4f3899 100644 --- a/drivers/mtd/spi-nor/core.c +++ b/drivers/mtd/spi-nor/core.c @@ -508,14 +508,16 @@ int spi_nor_read_cr(struct spi_nor *nor, u8 *cr) } /** - * spi_nor_set_4byte_addr_mode() - Enter/Exit 4-byte address mode. + * spi_nor_set_4byte_addr_mode_en4b_ex4b() - Enter/Exit 4-byte address mode + * using SPINOR_OP_EN4B/SPINOR_OP_EX4B. Typically used by + * Winbond and Macronix. * @nor: pointer to 'struct spi_nor'. * @enable: true to enter the 4-byte address mode, false to exit the 4-byte * address mode. * * Return: 0 on success, -errno otherwise. */ -int spi_nor_set_4byte_addr_mode(struct spi_nor *nor, bool enable) +int spi_nor_set_4byte_addr_mode_en4b_ex4b(struct spi_nor *nor, bool enable) { int ret; @@ -556,7 +558,7 @@ int spi_nor_set_4byte_addr_mode_wren_en4b_ex4b(struct spi_nor *nor, bool enable) if (ret) return ret; - ret = spi_nor_set_4byte_addr_mode(nor, enable); + ret = spi_nor_set_4byte_addr_mode_en4b_ex4b(nor, enable); if (ret) return ret; diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h index d8e3fd60d6ee..067945c10023 100644 --- a/drivers/mtd/spi-nor/core.h +++ b/drivers/mtd/spi-nor/core.h @@ -647,7 +647,7 @@ void spi_nor_spimem_setup_op(const struct spi_nor *nor, const enum spi_nor_protocol proto); int spi_nor_write_enable(struct spi_nor *nor); int spi_nor_write_disable(struct spi_nor *nor); -int spi_nor_set_4byte_addr_mode(struct spi_nor *nor, bool enable); +int spi_nor_set_4byte_addr_mode_en4b_ex4b(struct spi_nor *nor, bool enable); int spi_nor_set_4byte_addr_mode_wren_en4b_ex4b(struct spi_nor *nor, bool enable); int spi_nor_wait_till_ready(struct spi_nor *nor); diff --git a/drivers/mtd/spi-nor/macronix.c b/drivers/mtd/spi-nor/macronix.c index 7db1a1a6a1fb..1cd55ba6c016 100644 --- a/drivers/mtd/spi-nor/macronix.c +++ b/drivers/mtd/spi-nor/macronix.c @@ -108,7 +108,7 @@ static const struct flash_info macronix_nor_parts[] = { static void macronix_nor_default_init(struct spi_nor *nor) { nor->params->quad_enable = spi_nor_sr1_bit6_quad_enable; - nor->params->set_4byte_addr_mode = spi_nor_set_4byte_addr_mode; + nor->params->set_4byte_addr_mode = spi_nor_set_4byte_addr_mode_en4b_ex4b; } static const struct spi_nor_fixups macronix_nor_fixups = { diff --git a/drivers/mtd/spi-nor/winbond.c b/drivers/mtd/spi-nor/winbond.c index ca39acf4112c..9cea241c204b 100644 --- a/drivers/mtd/spi-nor/winbond.c +++ b/drivers/mtd/spi-nor/winbond.c @@ -188,7 +188,7 @@ static int winbond_nor_set_4byte_addr_mode(struct spi_nor *nor, bool enable) { int ret; - ret = spi_nor_set_4byte_addr_mode(nor, enable); + ret = spi_nor_set_4byte_addr_mode_en4b_ex4b(nor, enable); if (ret || enable) return ret; -- cgit v1.2.3-58-ga151