mtd: cfi_cmdset_0002: use AMD standard command-set with Winbond flash chips

Tested with W19L320SBT9C [1].

[1] http://www.datasheetarchive.com/pdf-datasheets/Datasheets-40/DSA-795343.pdf

[dwmw2: Fix MODULE_ALIAS and linkage]
Signed-off-by: Obinou <[email protected]>
Signed-off-by: Guillaume LECERF <[email protected]>
Acked-by: Florian Fainelli <[email protected]>
Signed-off-by: David Woodhouse <[email protected]>

Author: guillaumelecerf

drivers/mtd/chips/cfi_cmdset_0002.c

@@ -489,8 +489,10 @@ struct mtd_info *cfi_cmdset_0002(struct map_info *map, int primary)
 
 	return cfi_amdstd_setup(mtd);
 }
+struct mtd_info *cfi_cmdset_0006(struct map_info *map, int primary) __attribute__((alias("cfi_cmdset_0002")));
 struct mtd_info *cfi_cmdset_0701(struct map_info *map, int primary) __attribute__((alias("cfi_cmdset_0002")));
 EXPORT_SYMBOL_GPL(cfi_cmdset_0002);
+EXPORT_SYMBOL_GPL(cfi_cmdset_0006);
 EXPORT_SYMBOL_GPL(cfi_cmdset_0701);
 
 static struct mtd_info *cfi_amdstd_setup(struct mtd_info *mtd)
@@ -2042,4 +2044,5 @@ static void cfi_amdstd_destroy(struct mtd_info *mtd)
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Crossnet Co. <[email protected]> et al.");
 MODULE_DESCRIPTION("MTD chip driver for AMD/Fujitsu flash chips");
+MODULE_ALIAS("cfi_cmdset_0006");
 MODULE_ALIAS("cfi_cmdset_0701");

drivers/mtd/chips/gen_probe.c

@@ -249,6 +249,7 @@ static struct mtd_info *check_cmd_set(struct map_info *map, int primary)
 #ifdef CONFIG_MTD_CFI_AMDSTD
 	case P_ID_AMD_STD:
 	case P_ID_SST_OLD:
+	case P_ID_WINBOND:
 		return cfi_cmdset_0002(map, primary);
 #endif
 #ifdef CONFIG_MTD_CFI_STAA