mtd: spi-nor: re-name OPCODE_* to SPINOR_OP_*
Qualify these with a better namespace, and prepare them for use in more drivers. Signed-off-by: Brian Norris <computersforpeace@gmail.com> Reviewed-by: Marek Vasut <marex@denx.de> Acked-by: Huang Shijie <b32955@freescale.com>
This commit is contained in:
parent
becd0cb866
commit
b02e7f3ef0
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@ -86,7 +86,7 @@ static void m25p80_write(struct spi_nor *nor, loff_t to, size_t len,
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spi_message_init(&m);
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if (nor->program_opcode == OPCODE_AAI_WP && nor->sst_write_second)
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if (nor->program_opcode == SPINOR_OP_AAI_WP && nor->sst_write_second)
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cmd_sz = 1;
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flash->command[0] = nor->program_opcode;
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@ -171,7 +171,7 @@ static int m25p80_erase(struct spi_nor *nor, loff_t offset)
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return ret;
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/* Send write enable, then erase commands. */
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ret = nor->write_reg(nor, OPCODE_WREN, NULL, 0, 0);
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ret = nor->write_reg(nor, SPINOR_OP_WREN, NULL, 0, 0);
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if (ret)
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return ret;
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@ -294,12 +294,12 @@ static void fsl_qspi_init_lut(struct fsl_qspi *q)
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lut_base = SEQID_QUAD_READ * 4;
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if (q->nor_size <= SZ_16M) {
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cmd = OPCODE_QUAD_READ;
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cmd = SPINOR_OP_QUAD_READ;
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addrlen = ADDR24BIT;
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dummy = 8;
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} else {
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/* use the 4-byte address */
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cmd = OPCODE_QUAD_READ;
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cmd = SPINOR_OP_QUAD_READ;
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addrlen = ADDR32BIT;
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dummy = 8;
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}
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@ -311,17 +311,17 @@ static void fsl_qspi_init_lut(struct fsl_qspi *q)
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/* Write enable */
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lut_base = SEQID_WREN * 4;
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writel(LUT0(CMD, PAD1, OPCODE_WREN), base + QUADSPI_LUT(lut_base));
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writel(LUT0(CMD, PAD1, SPINOR_OP_WREN), base + QUADSPI_LUT(lut_base));
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/* Page Program */
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lut_base = SEQID_PP * 4;
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if (q->nor_size <= SZ_16M) {
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cmd = OPCODE_PP;
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cmd = SPINOR_OP_PP;
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addrlen = ADDR24BIT;
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} else {
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/* use the 4-byte address */
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cmd = OPCODE_PP;
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cmd = SPINOR_OP_PP;
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addrlen = ADDR32BIT;
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}
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@ -331,18 +331,18 @@ static void fsl_qspi_init_lut(struct fsl_qspi *q)
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/* Read Status */
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lut_base = SEQID_RDSR * 4;
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writel(LUT0(CMD, PAD1, OPCODE_RDSR) | LUT1(READ, PAD1, 0x1),
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writel(LUT0(CMD, PAD1, SPINOR_OP_RDSR) | LUT1(READ, PAD1, 0x1),
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base + QUADSPI_LUT(lut_base));
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/* Erase a sector */
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lut_base = SEQID_SE * 4;
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if (q->nor_size <= SZ_16M) {
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cmd = OPCODE_SE;
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cmd = SPINOR_OP_SE;
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addrlen = ADDR24BIT;
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} else {
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/* use the 4-byte address */
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cmd = OPCODE_SE;
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cmd = SPINOR_OP_SE;
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addrlen = ADDR32BIT;
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}
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@ -351,35 +351,35 @@ static void fsl_qspi_init_lut(struct fsl_qspi *q)
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/* Erase the whole chip */
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lut_base = SEQID_CHIP_ERASE * 4;
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writel(LUT0(CMD, PAD1, OPCODE_CHIP_ERASE),
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writel(LUT0(CMD, PAD1, SPINOR_OP_CHIP_ERASE),
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base + QUADSPI_LUT(lut_base));
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/* READ ID */
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lut_base = SEQID_RDID * 4;
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writel(LUT0(CMD, PAD1, OPCODE_RDID) | LUT1(READ, PAD1, 0x8),
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writel(LUT0(CMD, PAD1, SPINOR_OP_RDID) | LUT1(READ, PAD1, 0x8),
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base + QUADSPI_LUT(lut_base));
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/* Write Register */
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lut_base = SEQID_WRSR * 4;
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writel(LUT0(CMD, PAD1, OPCODE_WRSR) | LUT1(WRITE, PAD1, 0x2),
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writel(LUT0(CMD, PAD1, SPINOR_OP_WRSR) | LUT1(WRITE, PAD1, 0x2),
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base + QUADSPI_LUT(lut_base));
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/* Read Configuration Register */
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lut_base = SEQID_RDCR * 4;
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writel(LUT0(CMD, PAD1, OPCODE_RDCR) | LUT1(READ, PAD1, 0x1),
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writel(LUT0(CMD, PAD1, SPINOR_OP_RDCR) | LUT1(READ, PAD1, 0x1),
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base + QUADSPI_LUT(lut_base));
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/* Write disable */
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lut_base = SEQID_WRDI * 4;
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writel(LUT0(CMD, PAD1, OPCODE_WRDI), base + QUADSPI_LUT(lut_base));
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writel(LUT0(CMD, PAD1, SPINOR_OP_WRDI), base + QUADSPI_LUT(lut_base));
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/* Enter 4 Byte Mode (Micron) */
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lut_base = SEQID_EN4B * 4;
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writel(LUT0(CMD, PAD1, OPCODE_EN4B), base + QUADSPI_LUT(lut_base));
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writel(LUT0(CMD, PAD1, SPINOR_OP_EN4B), base + QUADSPI_LUT(lut_base));
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/* Enter 4 Byte Mode (Spansion) */
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lut_base = SEQID_BRWR * 4;
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writel(LUT0(CMD, PAD1, OPCODE_BRWR), base + QUADSPI_LUT(lut_base));
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writel(LUT0(CMD, PAD1, SPINOR_OP_BRWR), base + QUADSPI_LUT(lut_base));
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fsl_qspi_lock_lut(q);
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}
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@ -388,29 +388,29 @@ static void fsl_qspi_init_lut(struct fsl_qspi *q)
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static int fsl_qspi_get_seqid(struct fsl_qspi *q, u8 cmd)
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{
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switch (cmd) {
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case OPCODE_QUAD_READ:
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case SPINOR_OP_QUAD_READ:
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return SEQID_QUAD_READ;
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case OPCODE_WREN:
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case SPINOR_OP_WREN:
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return SEQID_WREN;
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case OPCODE_WRDI:
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case SPINOR_OP_WRDI:
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return SEQID_WRDI;
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case OPCODE_RDSR:
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case SPINOR_OP_RDSR:
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return SEQID_RDSR;
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case OPCODE_SE:
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case SPINOR_OP_SE:
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return SEQID_SE;
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case OPCODE_CHIP_ERASE:
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case SPINOR_OP_CHIP_ERASE:
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return SEQID_CHIP_ERASE;
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case OPCODE_PP:
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case SPINOR_OP_PP:
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return SEQID_PP;
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case OPCODE_RDID:
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case SPINOR_OP_RDID:
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return SEQID_RDID;
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case OPCODE_WRSR:
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case SPINOR_OP_WRSR:
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return SEQID_WRSR;
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case OPCODE_RDCR:
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case SPINOR_OP_RDCR:
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return SEQID_RDCR;
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case OPCODE_EN4B:
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case SPINOR_OP_EN4B:
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return SEQID_EN4B;
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case OPCODE_BRWR:
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case SPINOR_OP_BRWR:
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return SEQID_BRWR;
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default:
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dev_err(q->dev, "Unsupported cmd 0x%.2x\n", cmd);
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@ -688,7 +688,7 @@ static int fsl_qspi_write_reg(struct spi_nor *nor, u8 opcode, u8 *buf, int len,
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if (ret)
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return ret;
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if (opcode == OPCODE_CHIP_ERASE)
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if (opcode == SPINOR_OP_CHIP_ERASE)
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fsl_qspi_invalid(q);
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} else if (len > 0) {
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@ -750,7 +750,7 @@ static int fsl_qspi_erase(struct spi_nor *nor, loff_t offs)
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return ret;
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/* Send write enable, then erase commands. */
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ret = nor->write_reg(nor, OPCODE_WREN, NULL, 0, 0);
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ret = nor->write_reg(nor, SPINOR_OP_WREN, NULL, 0, 0);
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if (ret)
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return ret;
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@ -38,7 +38,7 @@ static int read_sr(struct spi_nor *nor)
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int ret;
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u8 val;
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ret = nor->read_reg(nor, OPCODE_RDSR, &val, 1);
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ret = nor->read_reg(nor, SPINOR_OP_RDSR, &val, 1);
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if (ret < 0) {
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pr_err("error %d reading SR\n", (int) ret);
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return ret;
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@ -57,7 +57,7 @@ static int read_cr(struct spi_nor *nor)
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int ret;
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u8 val;
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ret = nor->read_reg(nor, OPCODE_RDCR, &val, 1);
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ret = nor->read_reg(nor, SPINOR_OP_RDCR, &val, 1);
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if (ret < 0) {
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dev_err(nor->dev, "error %d reading CR\n", ret);
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return ret;
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@ -91,7 +91,7 @@ static inline int spi_nor_read_dummy_cycles(struct spi_nor *nor)
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static inline int write_sr(struct spi_nor *nor, u8 val)
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{
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nor->cmd_buf[0] = val;
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return nor->write_reg(nor, OPCODE_WRSR, nor->cmd_buf, 1, 0);
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return nor->write_reg(nor, SPINOR_OP_WRSR, nor->cmd_buf, 1, 0);
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}
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/*
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@ -100,7 +100,7 @@ static inline int write_sr(struct spi_nor *nor, u8 val)
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*/
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static inline int write_enable(struct spi_nor *nor)
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{
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return nor->write_reg(nor, OPCODE_WREN, NULL, 0, 0);
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return nor->write_reg(nor, SPINOR_OP_WREN, NULL, 0, 0);
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}
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/*
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@ -108,7 +108,7 @@ static inline int write_enable(struct spi_nor *nor)
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*/
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static inline int write_disable(struct spi_nor *nor)
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{
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return nor->write_reg(nor, OPCODE_WRDI, NULL, 0, 0);
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return nor->write_reg(nor, SPINOR_OP_WRDI, NULL, 0, 0);
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}
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static inline struct spi_nor *mtd_to_spi_nor(struct mtd_info *mtd)
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@ -132,7 +132,7 @@ static inline int set_4byte(struct spi_nor *nor, u32 jedec_id, int enable)
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if (need_wren)
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write_enable(nor);
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cmd = enable ? OPCODE_EN4B : OPCODE_EX4B;
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cmd = enable ? SPINOR_OP_EN4B : SPINOR_OP_EX4B;
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status = nor->write_reg(nor, cmd, NULL, 0, 0);
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if (need_wren)
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write_disable(nor);
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@ -141,7 +141,7 @@ static inline int set_4byte(struct spi_nor *nor, u32 jedec_id, int enable)
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default:
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/* Spansion style */
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nor->cmd_buf[0] = enable << 7;
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return nor->write_reg(nor, OPCODE_BRWR, nor->cmd_buf, 1, 0);
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return nor->write_reg(nor, SPINOR_OP_BRWR, nor->cmd_buf, 1, 0);
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}
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}
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@ -193,7 +193,7 @@ static int erase_chip(struct spi_nor *nor)
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/* Send write enable, then erase commands. */
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write_enable(nor);
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return nor->write_reg(nor, OPCODE_CHIP_ERASE, NULL, 0, 0);
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return nor->write_reg(nor, SPINOR_OP_CHIP_ERASE, NULL, 0, 0);
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}
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static int spi_nor_lock_and_prep(struct spi_nor *nor, enum spi_nor_ops ops)
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@ -253,7 +253,7 @@ static int spi_nor_erase(struct mtd_info *mtd, struct erase_info *instr)
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}
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/* REVISIT in some cases we could speed up erasing large regions
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* by using OPCODE_SE instead of OPCODE_BE_4K. We may have set up
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* by using SPINOR_OP_SE instead of SPINOR_OP_BE_4K. We may have set up
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* to use "small sector erase", but that's not always optimal.
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*/
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@ -385,7 +385,7 @@ struct flash_info {
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u32 jedec_id;
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u16 ext_id;
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/* The size listed here is what works with OPCODE_SE, which isn't
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/* The size listed here is what works with SPINOR_OP_SE, which isn't
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* necessarily called a "sector" by the vendor.
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*/
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unsigned sector_size;
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@ -395,11 +395,11 @@ struct flash_info {
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u16 addr_width;
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u16 flags;
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#define SECT_4K 0x01 /* OPCODE_BE_4K works uniformly */
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#define SECT_4K 0x01 /* SPINOR_OP_BE_4K works uniformly */
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#define SPI_NOR_NO_ERASE 0x02 /* No erase command needed */
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#define SST_WRITE 0x04 /* use SST byte programming */
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#define SPI_NOR_NO_FR 0x08 /* Can't do fastread */
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#define SECT_4K_PMC 0x10 /* OPCODE_BE_4K_PMC works uniformly */
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#define SECT_4K_PMC 0x10 /* SPINOR_OP_BE_4K_PMC works uniformly */
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#define SPI_NOR_DUAL_READ 0x20 /* Flash supports Dual Read */
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#define SPI_NOR_QUAD_READ 0x40 /* Flash supports Quad Read */
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};
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@ -598,7 +598,7 @@ static const struct spi_device_id *spi_nor_read_id(struct spi_nor *nor)
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u16 ext_jedec;
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struct flash_info *info;
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tmp = nor->read_reg(nor, OPCODE_RDID, id, 5);
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tmp = nor->read_reg(nor, SPINOR_OP_RDID, id, 5);
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if (tmp < 0) {
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dev_dbg(nor->dev, " error %d reading JEDEC ID\n", tmp);
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return ERR_PTR(tmp);
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@ -670,7 +670,7 @@ static int sst_write(struct mtd_info *mtd, loff_t to, size_t len,
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actual = to % 2;
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/* Start write from odd address. */
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if (actual) {
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nor->program_opcode = OPCODE_BP;
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nor->program_opcode = SPINOR_OP_BP;
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/* write one byte. */
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nor->write(nor, to, 1, retlen, buf);
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@ -682,7 +682,7 @@ static int sst_write(struct mtd_info *mtd, loff_t to, size_t len,
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/* Write out most of the data here. */
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for (; actual < len - 1; actual += 2) {
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nor->program_opcode = OPCODE_AAI_WP;
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nor->program_opcode = SPINOR_OP_AAI_WP;
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/* write two bytes. */
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nor->write(nor, to, 2, retlen, buf + actual);
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@ -703,7 +703,7 @@ static int sst_write(struct mtd_info *mtd, loff_t to, size_t len,
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if (actual != len) {
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write_enable(nor);
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nor->program_opcode = OPCODE_BP;
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nor->program_opcode = SPINOR_OP_BP;
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nor->write(nor, to, 1, retlen, buf + actual);
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ret = wait_till_ready(nor);
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@ -777,7 +777,7 @@ static int macronix_quad_enable(struct spi_nor *nor)
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write_enable(nor);
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nor->cmd_buf[0] = val | SR_QUAD_EN_MX;
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nor->write_reg(nor, OPCODE_WRSR, nor->cmd_buf, 1, 0);
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nor->write_reg(nor, SPINOR_OP_WRSR, nor->cmd_buf, 1, 0);
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if (wait_till_ready(nor))
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return 1;
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@ -802,7 +802,7 @@ static int write_sr_cr(struct spi_nor *nor, u16 val)
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nor->cmd_buf[0] = val & 0xff;
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nor->cmd_buf[1] = (val >> 8);
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return nor->write_reg(nor, OPCODE_WRSR, nor->cmd_buf, 2, 0);
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return nor->write_reg(nor, SPINOR_OP_WRSR, nor->cmd_buf, 2, 0);
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}
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static int spansion_quad_enable(struct spi_nor *nor)
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@ -967,13 +967,13 @@ int spi_nor_scan(struct spi_nor *nor, const struct spi_device_id *id,
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/* prefer "small sector" erase if possible */
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if (info->flags & SECT_4K) {
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nor->erase_opcode = OPCODE_BE_4K;
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nor->erase_opcode = SPINOR_OP_BE_4K;
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mtd->erasesize = 4096;
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} else if (info->flags & SECT_4K_PMC) {
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nor->erase_opcode = OPCODE_BE_4K_PMC;
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nor->erase_opcode = SPINOR_OP_BE_4K_PMC;
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mtd->erasesize = 4096;
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} else {
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nor->erase_opcode = OPCODE_SE;
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nor->erase_opcode = SPINOR_OP_SE;
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mtd->erasesize = info->sector_size;
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}
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@ -1014,23 +1014,23 @@ int spi_nor_scan(struct spi_nor *nor, const struct spi_device_id *id,
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/* Default commands */
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switch (nor->flash_read) {
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case SPI_NOR_QUAD:
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nor->read_opcode = OPCODE_QUAD_READ;
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nor->read_opcode = SPINOR_OP_QUAD_READ;
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break;
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case SPI_NOR_DUAL:
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nor->read_opcode = OPCODE_DUAL_READ;
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nor->read_opcode = SPINOR_OP_DUAL_READ;
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break;
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case SPI_NOR_FAST:
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nor->read_opcode = OPCODE_FAST_READ;
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nor->read_opcode = SPINOR_OP_FAST_READ;
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break;
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case SPI_NOR_NORMAL:
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nor->read_opcode = OPCODE_NORM_READ;
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nor->read_opcode = SPINOR_OP_NORM_READ;
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break;
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default:
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dev_err(dev, "No Read opcode defined\n");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
nor->program_opcode = OPCODE_PP;
|
||||
nor->program_opcode = SPINOR_OP_PP;
|
||||
|
||||
if (info->addr_width)
|
||||
nor->addr_width = info->addr_width;
|
||||
|
@ -1041,21 +1041,21 @@ int spi_nor_scan(struct spi_nor *nor, const struct spi_device_id *id,
|
|||
/* Dedicated 4-byte command set */
|
||||
switch (nor->flash_read) {
|
||||
case SPI_NOR_QUAD:
|
||||
nor->read_opcode = OPCODE_QUAD_READ_4B;
|
||||
nor->read_opcode = SPINOR_OP_QUAD_READ_4B;
|
||||
break;
|
||||
case SPI_NOR_DUAL:
|
||||
nor->read_opcode = OPCODE_DUAL_READ_4B;
|
||||
nor->read_opcode = SPINOR_OP_DUAL_READ_4B;
|
||||
break;
|
||||
case SPI_NOR_FAST:
|
||||
nor->read_opcode = OPCODE_FAST_READ_4B;
|
||||
nor->read_opcode = SPINOR_OP_FAST_READ_4B;
|
||||
break;
|
||||
case SPI_NOR_NORMAL:
|
||||
nor->read_opcode = OPCODE_NORM_READ_4B;
|
||||
nor->read_opcode = SPINOR_OP_NORM_READ_4B;
|
||||
break;
|
||||
}
|
||||
nor->program_opcode = OPCODE_PP_4B;
|
||||
nor->program_opcode = SPINOR_OP_PP_4B;
|
||||
/* No small sector erase for 4-byte command set */
|
||||
nor->erase_opcode = OPCODE_SE_4B;
|
||||
nor->erase_opcode = SPINOR_OP_SE_4B;
|
||||
mtd->erasesize = info->sector_size;
|
||||
} else
|
||||
set_4byte(nor, info->jedec_id, 1);
|
||||
|
|
|
@ -11,41 +11,41 @@
|
|||
#define __LINUX_MTD_SPI_NOR_H
|
||||
|
||||
/* Flash opcodes. */
|
||||
#define OPCODE_WREN 0x06 /* Write enable */
|
||||
#define OPCODE_RDSR 0x05 /* Read status register */
|
||||
#define OPCODE_WRSR 0x01 /* Write status register 1 byte */
|
||||
#define OPCODE_NORM_READ 0x03 /* Read data bytes (low frequency) */
|
||||
#define OPCODE_FAST_READ 0x0b /* Read data bytes (high frequency) */
|
||||
#define OPCODE_DUAL_READ 0x3b /* Read data bytes (Dual SPI) */
|
||||
#define OPCODE_QUAD_READ 0x6b /* Read data bytes (Quad SPI) */
|
||||
#define OPCODE_PP 0x02 /* Page program (up to 256 bytes) */
|
||||
#define OPCODE_BE_4K 0x20 /* Erase 4KiB block */
|
||||
#define OPCODE_BE_4K_PMC 0xd7 /* Erase 4KiB block on PMC chips */
|
||||
#define OPCODE_BE_32K 0x52 /* Erase 32KiB block */
|
||||
#define OPCODE_CHIP_ERASE 0xc7 /* Erase whole flash chip */
|
||||
#define OPCODE_SE 0xd8 /* Sector erase (usually 64KiB) */
|
||||
#define OPCODE_RDID 0x9f /* Read JEDEC ID */
|
||||
#define OPCODE_RDCR 0x35 /* Read configuration register */
|
||||
#define SPINOR_OP_WREN 0x06 /* Write enable */
|
||||
#define SPINOR_OP_RDSR 0x05 /* Read status register */
|
||||
#define SPINOR_OP_WRSR 0x01 /* Write status register 1 byte */
|
||||
#define SPINOR_OP_NORM_READ 0x03 /* Read data bytes (low frequency) */
|
||||
#define SPINOR_OP_FAST_READ 0x0b /* Read data bytes (high frequency) */
|
||||
#define SPINOR_OP_DUAL_READ 0x3b /* Read data bytes (Dual SPI) */
|
||||
#define SPINOR_OP_QUAD_READ 0x6b /* Read data bytes (Quad 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 */
|
||||
#define SPINOR_OP_BE_32K 0x52 /* Erase 32KiB block */
|
||||
#define SPINOR_OP_CHIP_ERASE 0xc7 /* Erase whole flash chip */
|
||||
#define SPINOR_OP_SE 0xd8 /* Sector erase (usually 64KiB) */
|
||||
#define SPINOR_OP_RDID 0x9f /* Read JEDEC ID */
|
||||
#define SPINOR_OP_RDCR 0x35 /* Read configuration register */
|
||||
|
||||
/* 4-byte address opcodes - used on Spansion and some Macronix flashes. */
|
||||
#define OPCODE_NORM_READ_4B 0x13 /* Read data bytes (low frequency) */
|
||||
#define OPCODE_FAST_READ_4B 0x0c /* Read data bytes (high frequency) */
|
||||
#define OPCODE_DUAL_READ_4B 0x3c /* Read data bytes (Dual SPI) */
|
||||
#define OPCODE_QUAD_READ_4B 0x6c /* Read data bytes (Quad SPI) */
|
||||
#define OPCODE_PP_4B 0x12 /* Page program (up to 256 bytes) */
|
||||
#define OPCODE_SE_4B 0xdc /* Sector erase (usually 64KiB) */
|
||||
#define SPINOR_OP_NORM_READ_4B 0x13 /* Read data bytes (low frequency) */
|
||||
#define SPINOR_OP_FAST_READ_4B 0x0c /* Read data bytes (high frequency) */
|
||||
#define SPINOR_OP_DUAL_READ_4B 0x3c /* Read data bytes (Dual SPI) */
|
||||
#define SPINOR_OP_QUAD_READ_4B 0x6c /* Read data bytes (Quad SPI) */
|
||||
#define SPINOR_OP_PP_4B 0x12 /* Page program (up to 256 bytes) */
|
||||
#define SPINOR_OP_SE_4B 0xdc /* Sector erase (usually 64KiB) */
|
||||
|
||||
/* Used for SST flashes only. */
|
||||
#define OPCODE_BP 0x02 /* Byte program */
|
||||
#define OPCODE_WRDI 0x04 /* Write disable */
|
||||
#define OPCODE_AAI_WP 0xad /* Auto address increment word program */
|
||||
#define SPINOR_OP_BP 0x02 /* Byte program */
|
||||
#define SPINOR_OP_WRDI 0x04 /* Write disable */
|
||||
#define SPINOR_OP_AAI_WP 0xad /* Auto address increment word program */
|
||||
|
||||
/* Used for Macronix and Winbond flashes. */
|
||||
#define OPCODE_EN4B 0xb7 /* Enter 4-byte mode */
|
||||
#define OPCODE_EX4B 0xe9 /* Exit 4-byte mode */
|
||||
#define SPINOR_OP_EN4B 0xb7 /* Enter 4-byte mode */
|
||||
#define SPINOR_OP_EX4B 0xe9 /* Exit 4-byte mode */
|
||||
|
||||
/* Used for Spansion flashes only. */
|
||||
#define OPCODE_BRWR 0x17 /* Bank register write */
|
||||
#define SPINOR_OP_BRWR 0x17 /* Bank register write */
|
||||
|
||||
/* Status Register bits. */
|
||||
#define SR_WIP 1 /* Write in progress */
|
||||
|
|
Loading…
Reference in New Issue