Support for Winbond W25Q64-Quad

winbond-t23.patch

diff --git a/arch/mips/xburst/soc-t23/chip-t23/isvp/common/spi_bus.c b/arch/mips/xburst/soc-t23/chip-t23/isvp/common/spi_bus.c
index cd06b8ac7..cc30f332a 100644
--- a/arch/mips/xburst/soc-t23/chip-t23/isvp/common/spi_bus.c
+++ b/arch/mips/xburst/soc-t23/chip-t23/isvp/common/spi_bus.c
@@ -384,6 +384,27 @@ struct spi_nor_platform_data spi_nor_pdata[] = {
 #ifdef CONFIG_SPI_QUAD
                .quad_mode = &flash_quad_mode[0],
 #endif
+       },
+       {
+               .name           = "W25Q64-QPI",
+               .pagesize       = 256,
+               .sectorsize     = 4 * 1024,
+               .chipsize       = 8192 * 1024,
+               .erasesize      = 32 * 1024,
+               .id             = 0xef6017,
+
+               .block_info     = flash_block_info,
+               .num_block_info = ARRAY_SIZE(flash_block_info),
+
+               .addrsize       = 3,
+               .pp_maxbusy     = 3,            /* 3ms */
+               .se_maxbusy     = 400,          /* 400ms */
+               .ce_maxbusy     = 8 * 10000,    /* 80s */
+
+               .st_regnum      = 3,
+#ifdef CONFIG_SPI_QUAD
+               .quad_mode = &flash_quad_mode[0],
+#endif
        },
        {
                .name           = "XM25QH128A",