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authorMike Frysinger <vapier@gentoo.org>2008-10-11 22:50:10 -0400
committerMike Frysinger <vapier@gentoo.org>2009-03-24 20:36:30 -0400
commit5b8cfbe63f7242ebb1008f30bbbc85a9d54b38cf (patch)
tree6fbc480547d377f3b24a8e6297448f04beabb396 /board/bf537-stamp
parent6f5fd56f0832ea5c254e2e4be84ea21fc8ecd5c5 (diff)
Blackfin: add hack for crappy m25p80
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'board/bf537-stamp')
-rw-r--r--board/bf537-stamp/spi_flash.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/board/bf537-stamp/spi_flash.c b/board/bf537-stamp/spi_flash.c
index 7b764b497..797daf222 100644
--- a/board/bf537-stamp/spi_flash.c
+++ b/board/bf537-stamp/spi_flash.c
@@ -51,6 +51,7 @@ static struct flash_info flash_st_serial_flash[] = {
{ "m25p10", 0x2011, 32 * 1024, 4 },
{ "m25p20", 0x2012, 64 * 1024, 4 },
{ "m25p40", 0x2013, 64 * 1024, 8 },
+ { "m25p80", 0x20FF, 64 * 1024, 16 },
{ "m25p16", 0x2015, 64 * 1024, 32 },
{ "m25p32", 0x2016, 64 * 1024, 64 },
{ "m25p64", 0x2017, 64 * 1024, 128 },
@@ -309,6 +310,11 @@ static int spi_detect_part(void)
if (called_init)
return 0;
+#ifdef CONFIG_SPI_FLASH_M25P80
+ flash.manufacturer_id = JED_MANU_ST;
+ flash.device_id1 = 0x20;
+ flash.device_id2 = 0xFF;
+#else
SPI_ON();
/* Send the request for the part identification */
@@ -328,6 +334,7 @@ static int spi_detect_part(void)
flash.device_id2 = spi_write_read_byte(0);
SPI_OFF();
+#endif
dev_id = (flash.device_id1 << 8) | flash.device_id2;