diff options
Diffstat (limited to 'include/linux/mtd/spi-nor.h')
| -rw-r--r-- | include/linux/mtd/spi-nor.h | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h index c425c7b4c2a0..3d55de99180e 100644 --- a/include/linux/mtd/spi-nor.h +++ b/include/linux/mtd/spi-nor.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2014 Freescale Semiconductor, Inc. + * Copyright (C) 2014-2016 Freescale Semiconductor, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -24,6 +24,7 @@ #define SNOR_MFR_GIGADEVICE 0xc8 #define SNOR_MFR_INTEL CFI_MFR_INTEL #define SNOR_MFR_MICRON CFI_MFR_ST /* ST Micro <--> Micron */ +#define SNOR_MFR_MICRONO CFI_MFR_MICRON /* Original Micron */ #define SNOR_MFR_MACRONIX CFI_MFR_MACRONIX #define SNOR_MFR_SPANSION CFI_MFR_AMD #define SNOR_MFR_SST CFI_MFR_SST @@ -31,10 +32,11 @@ /* * Note on opcode nomenclature: some opcodes have a format like - * SPINOR_OP_FUNCTION{4,}_x_y_z. The numbers x, y, and z stand for the number + * SPINOR_OP_FUNCTION{4,}_x_y_z{_D}. The numbers x, y, and z stand for the number * of I/O lines used for the opcode, address, and data (respectively). The * FUNCTION has an optional suffix of '4', to represent an opcode which - * requires a 4-byte (32-bit) address. + * requires a 4-byte (32-bit) address. The suffix of 'D' stands for the + * DDR mode. */ /* Flash opcodes. */ @@ -45,6 +47,9 @@ #define SPINOR_OP_READ_FAST 0x0b /* Read data bytes (high frequency) */ #define SPINOR_OP_READ_1_1_2 0x3b /* Read data bytes (Dual SPI) */ #define SPINOR_OP_READ_1_1_4 0x6b /* Read data bytes (Quad SPI) */ +#define SPINOR_OP_READ_1_1_4_D 0x6d /* Read data bytes (DDR Quad SPI) */ +#define SPINOR_OP_READ_1_4_4_D 0xed /* Read data bytes (DDR Quad SPI) */ +#define SPINOR_OP_READ_1_1_8_D 0x9d /* Read data bytes (Octal Output SPI) */ #define SPINOR_OP_PP 0x02 /* Page program (up to 256 bytes) */ #define SPINOR_OP_BE_4K 0x20 /* Erase 4KiB block */ #define SPINOR_OP_BE_4K_PMC 0xd7 /* Erase 4KiB block on PMC chips */ @@ -60,6 +65,7 @@ #define SPINOR_OP_READ4_FAST 0x0c /* Read data bytes (high frequency) */ #define SPINOR_OP_READ4_1_1_2 0x3c /* Read data bytes (Dual SPI) */ #define SPINOR_OP_READ4_1_1_4 0x6c /* Read data bytes (Quad SPI) */ +#define SPINOR_OP_READ4_1_4_4_D 0xee /* Read data bytes (DDR Quad SPI) */ #define SPINOR_OP_PP_4B 0x12 /* Page program (up to 256 bytes) */ #define SPINOR_OP_SE_4B 0xdc /* Sector erase (usually 64KiB) */ @@ -78,6 +84,8 @@ /* Used for Micron flashes only. */ #define SPINOR_OP_RD_EVCR 0x65 /* Read EVCR register */ #define SPINOR_OP_WD_EVCR 0x61 /* Write EVCR register */ +#define SPINOR_OP_RD_VCR 0x85 /* Read VCR register */ +#define SPINOR_OP_WR_VCR 0x81 /* Write VCR register */ /* Status Register bits. */ #define SR_WIP BIT(0) /* Write in progress */ @@ -105,6 +113,9 @@ enum read_mode { SPI_NOR_FAST, SPI_NOR_DUAL, SPI_NOR_QUAD, + SPI_NOR_DDR_QUAD, + SPI_NOR_OCTAL, + SPI_NOR_DDR_OCTAL, }; #define SPI_NOR_MAX_CMD_SIZE 8 |