diff options
Diffstat (limited to 'include/linux/mtd')
| -rw-r--r-- | include/linux/mtd/nand.h | 3 | ||||
| -rw-r--r-- | include/linux/mtd/rawnand.h | 35 | ||||
| -rw-r--r-- | include/linux/mtd/spi-nor.h | 2 |
3 files changed, 31 insertions, 9 deletions
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index 792ea5c26329..abe975c87b90 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -86,6 +86,7 @@ struct nand_pos { * @ooboffs: the OOB offset within the page * @ooblen: the number of OOB bytes to read from/write to this page * @oobbuf: buffer to store OOB data in or get OOB data from + * @mode: one of the %MTD_OPS_XXX mode * * This object is used to pass per-page I/O requests to NAND sub-layers. This * way all useful information are already formatted in a useful way and @@ -106,6 +107,7 @@ struct nand_page_io_req { const void *out; void *in; } oobbuf; + int mode; }; /** @@ -599,6 +601,7 @@ static inline void nanddev_io_iter_init(struct nand_device *nand, { struct mtd_info *mtd = nanddev_to_mtd(nand); + iter->req.mode = req->mode; iter->req.dataoffs = nanddev_offs_to_pos(nand, offs, &iter->req.pos); iter->req.ooboffs = req->ooboffs; iter->oobbytes_per_page = mtd_oobavail(mtd, req); diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h index 17c919436f48..3e8ec3b8a39c 100644 --- a/include/linux/mtd/rawnand.h +++ b/include/linux/mtd/rawnand.h @@ -28,7 +28,14 @@ struct nand_flash_dev; struct device_node; /* Scan and identify a NAND device */ -int nand_scan(struct mtd_info *mtd, int max_chips); +int nand_scan_with_ids(struct mtd_info *mtd, int max_chips, + struct nand_flash_dev *ids); + +static inline int nand_scan(struct mtd_info *mtd, int max_chips) +{ + return nand_scan_with_ids(mtd, max_chips, NULL); +} + /* * Separate phases of nand_scan(), allowing board driver to intervene * and override command or ECC setup according to flash type. @@ -740,8 +747,9 @@ enum nand_data_interface_type { /** * struct nand_data_interface - NAND interface timing - * @type: type of the timing - * @timings: The timing, type according to @type + * @type: type of the timing + * @timings: The timing, type according to @type + * @timings.sdr: Use it when @type is %NAND_SDR_IFACE. */ struct nand_data_interface { enum nand_data_interface_type type; @@ -798,8 +806,9 @@ struct nand_op_addr_instr { /** * struct nand_op_data_instr - Definition of a data instruction * @len: number of data bytes to move - * @in: buffer to fill when reading from the NAND chip - * @out: buffer to read from when writing to the NAND chip + * @buf: buffer to fill + * @buf.in: buffer to fill when reading from the NAND chip + * @buf.out: buffer to read from when writing to the NAND chip * @force_8bit: force 8-bit access * * Please note that "in" and "out" are inverted from the ONFI specification @@ -842,9 +851,13 @@ enum nand_op_instr_type { /** * struct nand_op_instr - Instruction object * @type: the instruction type - * @cmd/@addr/@data/@waitrdy: extra data associated to the instruction. - * You'll have to use the appropriate element - * depending on @type + * @ctx: extra data associated to the instruction. You'll have to use the + * appropriate element depending on @type + * @ctx.cmd: use it if @type is %NAND_OP_CMD_INSTR + * @ctx.addr: use it if @type is %NAND_OP_ADDR_INSTR + * @ctx.data: use it if @type is %NAND_OP_DATA_IN_INSTR + * or %NAND_OP_DATA_OUT_INSTR + * @ctx.waitrdy: use it if @type is %NAND_OP_WAITRDY_INSTR * @delay_ns: delay the controller should apply after the instruction has been * issued on the bus. Most modern controllers have internal timings * control logic, and in this case, the controller driver can ignore @@ -1003,7 +1016,9 @@ struct nand_op_parser_data_constraints { * struct nand_op_parser_pattern_elem - One element of a pattern * @type: the instructuction type * @optional: whether this element of the pattern is optional or mandatory - * @addr/@data: address or data constraint (number of cycles or data length) + * @ctx: address or data constraint + * @ctx.addr: address constraint (number of cycles) + * @ctx.data: data constraint (data length) */ struct nand_op_parser_pattern_elem { enum nand_op_instr_type type; @@ -1230,6 +1245,8 @@ int nand_op_parser_exec_op(struct nand_chip *chip, * devices. * @priv: [OPTIONAL] pointer to private chip data * @manufacturer: [INTERN] Contains manufacturer information + * @manufacturer.desc: [INTERN] Contains manufacturer's description + * @manufacturer.priv: [INTERN] Contains manufacturer private information */ struct nand_chip { diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h index de36969eb359..e60da0d34cc1 100644 --- a/include/linux/mtd/spi-nor.h +++ b/include/linux/mtd/spi-nor.h @@ -62,6 +62,8 @@ #define SPINOR_OP_RDCR 0x35 /* Read configuration register */ #define SPINOR_OP_RDFSR 0x70 /* Read flag status register */ #define SPINOR_OP_CLFSR 0x50 /* Clear flag status register */ +#define SPINOR_OP_RDEAR 0xc8 /* Read Extended Address Register */ +#define SPINOR_OP_WREAR 0xc5 /* Write Extended Address Register */ /* 4-byte address opcodes - used on Spansion and some Macronix flashes. */ #define SPINOR_OP_READ_4B 0x13 /* Read data bytes (low frequency) */ |