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Fri, 13 Mar 2020 19:42:52 +0000 From: To: , Subject: [PATCH v2 16/25] mtd: spi-nor: Move Micron/ST bits out of core.c Thread-Topic: [PATCH v2 16/25] mtd: spi-nor: Move Micron/ST bits out of core.c Thread-Index: AQHV+W+Rx77x1dJbe0uHreYj209DfQ== Date: Fri, 13 Mar 2020 19:42:46 +0000 Message-ID: <20200313194130.342251-17-tudor.ambarus@microchip.com> References: <20200313194130.342251-1-tudor.ambarus@microchip.com> In-Reply-To: <20200313194130.342251-1-tudor.ambarus@microchip.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [94.177.32.156] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: eb1e8341-315b-4a65-1b07-08d7c786b863 x-ms-traffictypediagnostic: BYASPR01MB10: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-bypassexternaltag: True x-ms-oob-tlc-oobclassifiers: OLM:10000; x-forefront-prvs: 034119E4F6 x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(136003)(346002)(39860400002)(396003)(366004)(376002)(199004)(478600001)(54906003)(107886003)(6512007)(110136005)(26005)(186003)(6486002)(4326008)(2616005)(316002)(71200400001)(6666004)(6506007)(86362001)(36756003)(8676002)(5660300002)(2906002)(30864003)(66476007)(66446008)(66556008)(76116006)(64756008)(91956017)(66946007)(1076003)(81166006)(81156014)(8936002); 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Signed-off-by: Boris Brezillon Signed-off-by: Tudor Ambarus --- drivers/mtd/spi-nor/Makefile | 1 + drivers/mtd/spi-nor/core.c | 122 +------------------------ drivers/mtd/spi-nor/core.h | 2 + drivers/mtd/spi-nor/micron-st.c | 153 ++++++++++++++++++++++++++++++++ 4 files changed, 158 insertions(+), 120 deletions(-) create mode 100644 drivers/mtd/spi-nor/micron-st.c diff --git a/drivers/mtd/spi-nor/Makefile b/drivers/mtd/spi-nor/Makefile index c94798987801..c7e5fb908bec 100644 --- a/drivers/mtd/spi-nor/Makefile +++ b/drivers/mtd/spi-nor/Makefile @@ -10,4 +10,5 @@ spi-nor-objs += gigadevice.o spi-nor-objs += intel.o spi-nor-objs += issi.o spi-nor-objs += macronix.o +spi-nor-objs += micron-st.o obj-$(CONFIG_MTD_SPI_NOR) += spi-nor.o diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c index beb3c7372647..4885607dc917 100644 --- a/drivers/mtd/spi-nor/core.c +++ b/drivers/mtd/spi-nor/core.c @@ -399,30 +399,6 @@ int spi_nor_set_4byte_addr_mode(struct spi_nor *nor, bool enable) return ret; } -/** - * st_micron_set_4byte_addr_mode() - Set 4-byte address mode for ST and Micron - * flashes. - * @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. - */ -static int st_micron_set_4byte_addr_mode(struct spi_nor *nor, bool enable) -{ - int ret; - - ret = spi_nor_write_enable(nor); - if (ret) - return ret; - - ret = spi_nor_set_4byte_addr_mode(nor, enable); - if (ret) - return ret; - - return spi_nor_write_disable(nor); -} - /** * spansion_set_4byte_addr_mode() - Set 4-byte address mode for Spansion * flashes. @@ -2019,53 +1995,6 @@ int spi_nor_sr2_bit7_quad_enable(struct spi_nor *nor) * old entries may be missing 4K flag. */ static const struct flash_info spi_nor_ids[] = { - /* Micron <--> ST Micro */ - { "n25q016a", INFO(0x20bb15, 0, 64 * 1024, 32, SECT_4K | SPI_NOR_QUAD_READ) }, - { "n25q032", INFO(0x20ba16, 0, 64 * 1024, 64, SPI_NOR_QUAD_READ) }, - { "n25q032a", INFO(0x20bb16, 0, 64 * 1024, 64, SPI_NOR_QUAD_READ) }, - { "n25q064", INFO(0x20ba17, 0, 64 * 1024, 128, SECT_4K | SPI_NOR_QUAD_READ) }, - { "n25q064a", INFO(0x20bb17, 0, 64 * 1024, 128, SECT_4K | SPI_NOR_QUAD_READ) }, - { "n25q128a11", INFO(0x20bb18, 0, 64 * 1024, 256, SECT_4K | - USE_FSR | SPI_NOR_QUAD_READ) }, - { "n25q128a13", INFO(0x20ba18, 0, 64 * 1024, 256, SECT_4K | - USE_FSR | SPI_NOR_QUAD_READ) }, - { "mt25ql256a", INFO6(0x20ba19, 0x104400, 64 * 1024, 512, - SECT_4K | USE_FSR | SPI_NOR_DUAL_READ | - SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, - { "n25q256a", INFO(0x20ba19, 0, 64 * 1024, 512, SECT_4K | - USE_FSR | SPI_NOR_DUAL_READ | - SPI_NOR_QUAD_READ) }, - { "mt25qu256a", INFO6(0x20bb19, 0x104400, 64 * 1024, 512, - SECT_4K | USE_FSR | SPI_NOR_DUAL_READ | - SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, - { "n25q256ax1", INFO(0x20bb19, 0, 64 * 1024, 512, SECT_4K | - USE_FSR | SPI_NOR_QUAD_READ) }, - { "mt25ql512a", INFO6(0x20ba20, 0x104400, 64 * 1024, 1024, - SECT_4K | USE_FSR | SPI_NOR_DUAL_READ | - SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, - { "n25q512ax3", INFO(0x20ba20, 0, 64 * 1024, 1024, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ) }, - { "mt25qu512a", INFO6(0x20bb20, 0x104400, 64 * 1024, 1024, - SECT_4K | USE_FSR | SPI_NOR_DUAL_READ | - SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, - { "n25q512a", INFO(0x20bb20, 0, 64 * 1024, 1024, SECT_4K | - USE_FSR | SPI_NOR_QUAD_READ) }, - { "n25q00", INFO(0x20ba21, 0, 64 * 1024, 2048, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | NO_CHIP_ERASE) }, - { "n25q00a", INFO(0x20bb21, 0, 64 * 1024, 2048, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | NO_CHIP_ERASE) }, - { "mt25ql02g", INFO(0x20ba22, 0, 64 * 1024, 4096, - SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | - NO_CHIP_ERASE) }, - { "mt25qu02g", INFO(0x20bb22, 0, 64 * 1024, 4096, SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | NO_CHIP_ERASE) }, - - /* Micron */ - { - "mt35xu512aba", INFO(0x2c5b1a, 0, 128 * 1024, 512, - SECT_4K | USE_FSR | SPI_NOR_OCTAL_READ | - SPI_NOR_4B_OPCODES) - }, - { "mt35xu02g", INFO(0x2c5b1c, 0, 128 * 1024, 2048, - SECT_4K | USE_FSR | SPI_NOR_OCTAL_READ | - SPI_NOR_4B_OPCODES) }, - /* Spansion/Cypress -- single (large) sector size only, at least * for the chips listed here (without boot sectors). */ @@ -2123,42 +2052,6 @@ static const struct flash_info spi_nor_ids[] = { SPI_NOR_DUAL_READ) }, { "sst26vf064b", INFO(0xbf2643, 0, 64 * 1024, 128, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, - /* ST Microelectronics -- newer production may have feature updates */ - { "m25p05", INFO(0x202010, 0, 32 * 1024, 2, 0) }, - { "m25p10", INFO(0x202011, 0, 32 * 1024, 4, 0) }, - { "m25p20", INFO(0x202012, 0, 64 * 1024, 4, 0) }, - { "m25p40", INFO(0x202013, 0, 64 * 1024, 8, 0) }, - { "m25p80", INFO(0x202014, 0, 64 * 1024, 16, 0) }, - { "m25p16", INFO(0x202015, 0, 64 * 1024, 32, 0) }, - { "m25p32", INFO(0x202016, 0, 64 * 1024, 64, 0) }, - { "m25p64", INFO(0x202017, 0, 64 * 1024, 128, 0) }, - { "m25p128", INFO(0x202018, 0, 256 * 1024, 64, 0) }, - - { "m25p05-nonjedec", INFO(0, 0, 32 * 1024, 2, 0) }, - { "m25p10-nonjedec", INFO(0, 0, 32 * 1024, 4, 0) }, - { "m25p20-nonjedec", INFO(0, 0, 64 * 1024, 4, 0) }, - { "m25p40-nonjedec", INFO(0, 0, 64 * 1024, 8, 0) }, - { "m25p80-nonjedec", INFO(0, 0, 64 * 1024, 16, 0) }, - { "m25p16-nonjedec", INFO(0, 0, 64 * 1024, 32, 0) }, - { "m25p32-nonjedec", INFO(0, 0, 64 * 1024, 64, 0) }, - { "m25p64-nonjedec", INFO(0, 0, 64 * 1024, 128, 0) }, - { "m25p128-nonjedec", INFO(0, 0, 256 * 1024, 64, 0) }, - - { "m45pe10", INFO(0x204011, 0, 64 * 1024, 2, 0) }, - { "m45pe80", INFO(0x204014, 0, 64 * 1024, 16, 0) }, - { "m45pe16", INFO(0x204015, 0, 64 * 1024, 32, 0) }, - - { "m25pe20", INFO(0x208012, 0, 64 * 1024, 4, 0) }, - { "m25pe80", INFO(0x208014, 0, 64 * 1024, 16, 0) }, - { "m25pe16", INFO(0x208015, 0, 64 * 1024, 32, SECT_4K) }, - - { "m25px16", INFO(0x207115, 0, 64 * 1024, 32, SECT_4K) }, - { "m25px32", INFO(0x207116, 0, 64 * 1024, 64, SECT_4K) }, - { "m25px32-s0", INFO(0x207316, 0, 64 * 1024, 64, SECT_4K) }, - { "m25px32-s1", INFO(0x206316, 0, 64 * 1024, 64, SECT_4K) }, - { "m25px64", INFO(0x207117, 0, 64 * 1024, 128, 0) }, - { "m25px80", INFO(0x207114, 0, 64 * 1024, 16, 0) }, - /* Winbond -- w25x "blocks" are 64K, "sectors" are 4KiB */ { "w25x05", INFO(0xef3010, 0, 64 * 1024, 1, SECT_4K) }, { "w25x10", INFO(0xef3011, 0, 64 * 1024, 2, SECT_4K) }, @@ -2256,6 +2149,8 @@ static const struct spi_nor_manufacturer *manufacturers[] = { &spi_nor_intel, &spi_nor_issi, &spi_nor_macronix, + &spi_nor_micron, + &spi_nor_st, }; static const struct flash_info * @@ -3040,14 +2935,6 @@ static void sst_set_default_init(struct spi_nor *nor) nor->flags |= SNOR_F_HAS_LOCK; } -static void st_micron_set_default_init(struct spi_nor *nor) -{ - nor->flags |= SNOR_F_HAS_LOCK; - nor->flags &= ~SNOR_F_HAS_16BIT_SR; - nor->params.quad_enable = NULL; - nor->params.set_4byte_addr_mode = st_micron_set_4byte_addr_mode; -} - static void winbond_set_default_init(struct spi_nor *nor) { nor->params.set_4byte_addr_mode = winbond_set_4byte_addr_mode; @@ -3062,11 +2949,6 @@ static void spi_nor_manufacturer_init_params(struct spi_nor *nor) { /* Init flash parameters based on MFR */ switch (JEDEC_MFR(nor->info)) { - case SNOR_MFR_ST: - case SNOR_MFR_MICRON: - st_micron_set_default_init(nor); - break; - case SNOR_MFR_SST: sst_set_default_init(nor); break; diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h index 8ef5acc5d052..fc4a70d8713c 100644 --- a/drivers/mtd/spi-nor/core.h +++ b/drivers/mtd/spi-nor/core.h @@ -176,6 +176,8 @@ extern const struct spi_nor_manufacturer spi_nor_gigadevice; extern const struct spi_nor_manufacturer spi_nor_intel; extern const struct spi_nor_manufacturer spi_nor_issi; extern const struct spi_nor_manufacturer spi_nor_macronix; +extern const struct spi_nor_manufacturer spi_nor_micron; +extern const struct spi_nor_manufacturer spi_nor_st; int spi_nor_write_enable(struct spi_nor *nor); int spi_nor_write_disable(struct spi_nor *nor); diff --git a/drivers/mtd/spi-nor/micron-st.c b/drivers/mtd/spi-nor/micron-st.c new file mode 100644 index 000000000000..9d32ee0ef5a5 --- /dev/null +++ b/drivers/mtd/spi-nor/micron-st.c @@ -0,0 +1,153 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2005, Intec Automation Inc. + * Copyright (C) 2014, Freescale Semiconductor, Inc. + */ + +#include + +#include "core.h" + +static const struct flash_info micron_parts[] = { + { "mt35xu512aba", INFO(0x2c5b1a, 0, 128 * 1024, 512, + SECT_4K | USE_FSR | SPI_NOR_OCTAL_READ | + SPI_NOR_4B_OPCODES) }, + { "mt35xu02g", INFO(0x2c5b1c, 0, 128 * 1024, 2048, + SECT_4K | USE_FSR | SPI_NOR_OCTAL_READ | + SPI_NOR_4B_OPCODES) }, +}; + +static const struct flash_info st_parts[] = { + { "n25q016a", INFO(0x20bb15, 0, 64 * 1024, 32, + SECT_4K | SPI_NOR_QUAD_READ) }, + { "n25q032", INFO(0x20ba16, 0, 64 * 1024, 64, + SPI_NOR_QUAD_READ) }, + { "n25q032a", INFO(0x20bb16, 0, 64 * 1024, 64, + SPI_NOR_QUAD_READ) }, + { "n25q064", INFO(0x20ba17, 0, 64 * 1024, 128, + SECT_4K | SPI_NOR_QUAD_READ) }, + { "n25q064a", INFO(0x20bb17, 0, 64 * 1024, 128, + SECT_4K | SPI_NOR_QUAD_READ) }, + { "n25q128a11", INFO(0x20bb18, 0, 64 * 1024, 256, + SECT_4K | USE_FSR | SPI_NOR_QUAD_READ) }, + { "n25q128a13", INFO(0x20ba18, 0, 64 * 1024, 256, + SECT_4K | USE_FSR | SPI_NOR_QUAD_READ) }, + { "mt25ql256a", INFO6(0x20ba19, 0x104400, 64 * 1024, 512, + SECT_4K | USE_FSR | SPI_NOR_DUAL_READ | + SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, + { "n25q256a", INFO(0x20ba19, 0, 64 * 1024, 512, SECT_4K | + USE_FSR | SPI_NOR_DUAL_READ | + SPI_NOR_QUAD_READ) }, + { "mt25qu256a", INFO6(0x20bb19, 0x104400, 64 * 1024, 512, + SECT_4K | USE_FSR | SPI_NOR_DUAL_READ | + SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, + { "n25q256ax1", INFO(0x20bb19, 0, 64 * 1024, 512, + SECT_4K | USE_FSR | SPI_NOR_QUAD_READ) }, + { "mt25ql512a", INFO6(0x20ba20, 0x104400, 64 * 1024, 1024, + SECT_4K | USE_FSR | SPI_NOR_DUAL_READ | + SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, + { "n25q512ax3", INFO(0x20ba20, 0, 64 * 1024, 1024, + SECT_4K | USE_FSR | SPI_NOR_QUAD_READ) }, + { "mt25qu512a", INFO6(0x20bb20, 0x104400, 64 * 1024, 1024, + SECT_4K | USE_FSR | SPI_NOR_DUAL_READ | + SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, + { "n25q512a", INFO(0x20bb20, 0, 64 * 1024, 1024, + SECT_4K | USE_FSR | SPI_NOR_QUAD_READ) }, + { "n25q00", INFO(0x20ba21, 0, 64 * 1024, 2048, + SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | + NO_CHIP_ERASE) }, + { "n25q00a", INFO(0x20bb21, 0, 64 * 1024, 2048, + SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | + NO_CHIP_ERASE) }, + { "mt25ql02g", INFO(0x20ba22, 0, 64 * 1024, 4096, + SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | + NO_CHIP_ERASE) }, + { "mt25qu02g", INFO(0x20bb22, 0, 64 * 1024, 4096, + SECT_4K | USE_FSR | SPI_NOR_QUAD_READ | + NO_CHIP_ERASE) }, + + { "m25p05", INFO(0x202010, 0, 32 * 1024, 2, 0) }, + { "m25p10", INFO(0x202011, 0, 32 * 1024, 4, 0) }, + { "m25p20", INFO(0x202012, 0, 64 * 1024, 4, 0) }, + { "m25p40", INFO(0x202013, 0, 64 * 1024, 8, 0) }, + { "m25p80", INFO(0x202014, 0, 64 * 1024, 16, 0) }, + { "m25p16", INFO(0x202015, 0, 64 * 1024, 32, 0) }, + { "m25p32", INFO(0x202016, 0, 64 * 1024, 64, 0) }, + { "m25p64", INFO(0x202017, 0, 64 * 1024, 128, 0) }, + { "m25p128", INFO(0x202018, 0, 256 * 1024, 64, 0) }, + + { "m25p05-nonjedec", INFO(0, 0, 32 * 1024, 2, 0) }, + { "m25p10-nonjedec", INFO(0, 0, 32 * 1024, 4, 0) }, + { "m25p20-nonjedec", INFO(0, 0, 64 * 1024, 4, 0) }, + { "m25p40-nonjedec", INFO(0, 0, 64 * 1024, 8, 0) }, + { "m25p80-nonjedec", INFO(0, 0, 64 * 1024, 16, 0) }, + { "m25p16-nonjedec", INFO(0, 0, 64 * 1024, 32, 0) }, + { "m25p32-nonjedec", INFO(0, 0, 64 * 1024, 64, 0) }, + { "m25p64-nonjedec", INFO(0, 0, 64 * 1024, 128, 0) }, + { "m25p128-nonjedec", INFO(0, 0, 256 * 1024, 64, 0) }, + + { "m45pe10", INFO(0x204011, 0, 64 * 1024, 2, 0) }, + { "m45pe80", INFO(0x204014, 0, 64 * 1024, 16, 0) }, + { "m45pe16", INFO(0x204015, 0, 64 * 1024, 32, 0) }, + + { "m25pe20", INFO(0x208012, 0, 64 * 1024, 4, 0) }, + { "m25pe80", INFO(0x208014, 0, 64 * 1024, 16, 0) }, + { "m25pe16", INFO(0x208015, 0, 64 * 1024, 32, SECT_4K) }, + + { "m25px16", INFO(0x207115, 0, 64 * 1024, 32, SECT_4K) }, + { "m25px32", INFO(0x207116, 0, 64 * 1024, 64, SECT_4K) }, + { "m25px32-s0", INFO(0x207316, 0, 64 * 1024, 64, SECT_4K) }, + { "m25px32-s1", INFO(0x206316, 0, 64 * 1024, 64, SECT_4K) }, + { "m25px64", INFO(0x207117, 0, 64 * 1024, 128, 0) }, + { "m25px80", INFO(0x207114, 0, 64 * 1024, 16, 0) }, +}; + +/** + * st_micron_set_4byte_addr_mode() - Set 4-byte address mode for ST and Micron + * flashes. + * @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. + */ +static int st_micron_set_4byte_addr_mode(struct spi_nor *nor, bool enable) +{ + int ret; + + ret = spi_nor_write_enable(nor); + if (ret) + return ret; + + ret = spi_nor_set_4byte_addr_mode(nor, enable); + if (ret) + return ret; + + return spi_nor_write_disable(nor); +} + +static void micron_st_default_init(struct spi_nor *nor) +{ + nor->flags |= SNOR_F_HAS_LOCK; + nor->flags &= ~SNOR_F_HAS_16BIT_SR; + nor->params.quad_enable = NULL; + nor->params.set_4byte_addr_mode = st_micron_set_4byte_addr_mode; +} + +static const struct spi_nor_fixups micron_st_fixups = { + .default_init = micron_st_default_init, +}; + +const struct spi_nor_manufacturer spi_nor_micron = { + .name = "micron", + .parts = micron_parts, + .nparts = ARRAY_SIZE(micron_parts), + .fixups = µn_st_fixups, +}; + +const struct spi_nor_manufacturer spi_nor_st = { + .name = "st", + .parts = st_parts, + .nparts = ARRAY_SIZE(st_parts), + .fixups = µn_st_fixups, +};