Merge tag 'mtd/for-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux

[platform/kernel/linux-rpi.git] / drivers / mtd / spi-nor / spi-nor.c

diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
index 0c2ec1c..03cc788 100644 (file)
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -200,7 +200,7 @@ struct sfdp_header {
  *         register does not modify status register 2.
  * - 101b: QE is bit 1 of status register 2. Status register 1 is read using
  *         Read Status instruction 05h. Status register2 is read using
- *         instruction 35h. QE is set via Writ Status instruction 01h with
+ *         instruction 35h. QE is set via Write Status instruction 01h with
  *         two data bytes where bit 1 of the second byte is one.
  *         [...]
  */
@@ -1776,6 +1776,28 @@ static int spi_nor_spansion_clear_sr_bp(struct spi_nor *nor)
                .flags = SPI_NOR_NO_FR | SPI_S3AN,
 
 static int
+is25lp256_post_bfpt_fixups(struct spi_nor *nor,
+                          const struct sfdp_parameter_header *bfpt_header,
+                          const struct sfdp_bfpt *bfpt,
+                          struct spi_nor_flash_parameter *params)
+{
+       /*
+        * IS25LP256 supports 4B opcodes, but the BFPT advertises a
+        * BFPT_DWORD1_ADDRESS_BYTES_3_ONLY address width.
+        * Overwrite the address width advertised by the BFPT.
+        */
+       if ((bfpt->dwords[BFPT_DWORD(1)] & BFPT_DWORD1_ADDRESS_BYTES_MASK) ==
+               BFPT_DWORD1_ADDRESS_BYTES_3_ONLY)
+               nor->addr_width = 4;
+
+       return 0;
+}
+
+static struct spi_nor_fixups is25lp256_fixups = {
+       .post_bfpt = is25lp256_post_bfpt_fixups,
+};
+
+static int
 mx25l25635_post_bfpt_fixups(struct spi_nor *nor,
                            const struct sfdp_parameter_header *bfpt_header,
                            const struct sfdp_bfpt *bfpt,
@@ -1916,7 +1938,8 @@ static const struct flash_info spi_nor_ids[] = {
                        SECT_4K | SPI_NOR_DUAL_READ) },
        { "is25lp256",  INFO(0x9d6019, 0, 64 * 1024, 512,
                        SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
-                       SPI_NOR_4B_OPCODES) },
+                       SPI_NOR_4B_OPCODES)
+                       .fixups = &is25lp256_fixups },
        { "is25wp032",  INFO(0x9d7016, 0, 64 * 1024,  64,
                        SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
        { "is25wp064",  INFO(0x9d7017, 0, 64 * 1024, 128,
@@ -1969,6 +1992,9 @@ static const struct flash_info spi_nor_ids[] = {
        { "n25q512ax3",  INFO(0x20ba20, 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 */
@@ -2085,6 +2111,11 @@ static const struct flash_info spi_nor_ids[] = {
                        SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
        },
        { "w25x32", INFO(0xef3016, 0, 64 * 1024,  64, SECT_4K) },
+       {
+               "w25q16jv-im/jm", INFO(0xef7015, 0, 64 * 1024,  32,
+                       SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
+                       SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
+       },
        { "w25q20cl", INFO(0xef4012, 0, 64 * 1024,  4, SECT_4K) },
        { "w25q20bw", INFO(0xef5012, 0, 64 * 1024,  4, SECT_4K) },
        { "w25q20ew", INFO(0xef6012, 0, 64 * 1024,  4, SECT_4K) },
@@ -2151,7 +2182,7 @@ static const struct flash_info *spi_nor_read_id(struct spi_nor *nor)
 
        tmp = nor->read_reg(nor, SPINOR_OP_RDID, id, SPI_NOR_MAX_ID_LEN);
        if (tmp < 0) {
-               dev_dbg(nor->dev, "error %d reading JEDEC ID\n", tmp);
+               dev_err(nor->dev, "error %d reading JEDEC ID\n", tmp);
                return ERR_PTR(tmp);
        }