mtd: m25p80: add support for the Intel/Numonyx {16,32,64}0S33B SPI flash chips

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index 21d866c31bb9bd5cda3f4edadcfda1d2457f8165..8120cf31ef65c22ee75c852d96e2a1706b5ccb23 100644 (file)
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -645,6 +645,11 @@ static const struct spi_device_id m25p_ids[] = {
        { "en25p32", INFO(0x1c2016, 0, 64 * 1024,  64, 0) },
        { "en25p64", INFO(0x1c2017, 0, 64 * 1024, 128, 0) },
 
+       /* Intel/Numonyx -- xxxs33b */
+       { "160s33b",  INFO(0x898911, 0, 64 * 1024,  32, 0) },
+       { "320s33b",  INFO(0x898912, 0, 64 * 1024,  64, 0) },
+       { "640s33b",  INFO(0x898913, 0, 64 * 1024, 128, 0) },
+
        /* Macronix */
        { "mx25l4005a",  INFO(0xc22013, 0, 64 * 1024,   8, SECT_4K) },
        { "mx25l8005",   INFO(0xc22014, 0, 64 * 1024,  16, 0) },
@@ -834,11 +839,12 @@ static int __devinit m25p_probe(struct spi_device *spi)
        dev_set_drvdata(&spi->dev, flash);
 
        /*
-        * Atmel and SST serial flash tend to power
+        * Atmel, SST and Intel/Numonyx serial flash tend to power
         * up with the software protection bits set
         */
 
        if (info->jedec_id >> 16 == 0x1f ||
+           info->jedec_id >> 16 == 0x89 ||
            info->jedec_id >> 16 == 0xbf) {
                write_enable(flash);
                write_sr(flash, 0);