[coreboot] Add some Winbond SPI chips to flashrom (patch).

[Ronald Hoogenboom]

Hi,

On my m57sli-rev.2 board, there is a winbond 25X40 SPI flash bios chip,
which flashrom didn't have support for, so I added it (and the
relatives). Patch below:


Index: flash.h
===================================================================
--- flash.h	(revision 3051)
+++ flash.h	(working copy)
@@ -247,6 +247,12 @@
 #define W_49V002A		0xB0
 #define W_49V002FA		0x32
 
+#define WINBOND_SPI_ID         0xEF    /* Winbond serial flash devices
*/
+#define W_25X10                        0x3011
+#define W_25X20                        0x3012
+#define W_25X40                        0x3013
+#define W_25X80                        0x3014
+
 /* udelay.c */
 void myusec_delay(int time);
 void myusec_calibrate_delay();
Index: flashchips.c
===================================================================
--- flashchips.c	(revision 3051)
+++ flashchips.c	(working copy)
@@ -122,6 +122,14 @@
 	 probe_jedec,   erase_chip_jedec, write_39sf020},
 	{"W39V080A", 	WINBOND_ID, 	W_39V080A,	1024, 64*1024,
 	 probe_jedec,	erase_chip_jedec, write_39sf020},
+	{"W25x10",      WINBOND_SPI_ID, W_25X10,        128, 256, 
+	 probe_spi,     generic_spi_chip_erase_c7,
generic_spi_chip_write},
+	{"W25x20",      WINBOND_SPI_ID, W_25X20,        256, 256, 
+	 probe_spi,     generic_spi_chip_erase_c7,
generic_spi_chip_write},
+	{"W25x40",      WINBOND_SPI_ID, W_25X40,        512, 256, 
+	 probe_spi,     generic_spi_chip_erase_c7,
generic_spi_chip_write},
+	{"W25x80",      WINBOND_SPI_ID, W_25X80,        1024, 256, 
+	 probe_spi,     generic_spi_chip_erase_c7,
generic_spi_chip_write},
 	{"M29F002B",	ST_ID, 		ST_M29F002B,	256, 64 * 1024,
 	 probe_jedec,	erase_chip_jedec, write_jedec},
 	{"M50FW040",	ST_ID, 		ST_M50FW040,	512, 64 * 1024,