mtd: spi-nor: add support for s25fl128s

We need to store the six bytes ID for s25fl128s, since it shares the same
five bytes with s25fl129p1.

This patch adds a macro INFO6 which is used for the six bytes ID flash, and adds
a new item for the s25fl128s.

Signed-off-by: Huang Shijie <shijie.huang@intel.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>

diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
index 6d03622..1e08976 100644 (file)
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -467,6 +467,23 @@ err:
                .flags = (_flags),                                      \
        })
 
+#define INFO6(_jedec_id, _ext_id, _sector_size, _n_sectors, _flags)    \
+       ((kernel_ulong_t)&(struct flash_info) {                         \
+               .id = {                                                 \
+                       ((_jedec_id) >> 16) & 0xff,                     \
+                       ((_jedec_id) >> 8) & 0xff,                      \
+                       (_jedec_id) & 0xff,                             \
+                       ((_ext_id) >> 16) & 0xff,                       \
+                       ((_ext_id) >> 8) & 0xff,                        \
+                       (_ext_id) & 0xff,                               \
+                       },                                              \
+               .id_len = 6,                                            \
+               .sector_size = (_sector_size),                          \
+               .n_sectors = (_n_sectors),                              \
+               .page_size = 256,                                       \
+               .flags = (_flags),                                      \
+       })
+
 #define CAT25_INFO(_sector_size, _n_sectors, _page_size, _addr_width, _flags)  \
        ((kernel_ulong_t)&(struct flash_info) {                         \
                .sector_size = (_sector_size),                          \
@@ -565,6 +582,7 @@ static const struct spi_device_id spi_nor_ids[] = {
        { "s70fl01gs",  INFO(0x010221, 0x4d00, 256 * 1024, 256, 0) },
        { "s25sl12800", INFO(0x012018, 0x0300, 256 * 1024,  64, 0) },
        { "s25sl12801", INFO(0x012018, 0x0301,  64 * 1024, 256, 0) },
+       { "s25fl128s",  INFO6(0x012018, 0x4d0180, 64 * 1024, 256, SPI_NOR_QUAD_READ) },
        { "s25fl129p0", INFO(0x012018, 0x4d00, 256 * 1024,  64, 0) },
        { "s25fl129p1", INFO(0x012018, 0x4d01,  64 * 1024, 256, 0) },
        { "s25sl004a",  INFO(0x010212,      0,  64 * 1024,   8, 0) },