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mtd: cfi_cmdset_0002: allow automatic loading of command set 0x0701 from cfi_cmdset_unknown()

PATCH New Guillaume LECERF 1 participant 2 messages May 20, 2010 Memory technology devices (MTD)

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Guillaume LECERF

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#0 lore raw

PATCH 1/2 mtd: cfi_cmdset_0002: allow automatic loading of command set 0x0701 from cfi_cmdset_unknown()

Signed-off-by Guillaume LECERF <[email protected]>
---
 drivers/mtd/chips/cfi_cmdset_0002.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
drivers/mtd/chips/cfi_cmdset_0002.c +3 -0
index 87e86e9..cd905a1 100644
@@ -489,7 +489,9 @@ struct mtd_info *cfi_cmdset_0002(struct map_info *map, int primary)
 
 	return cfi_amdstd_setup(mtd);
 }
+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_0701);
 
 static struct mtd_info *cfi_amdstd_setup(struct mtd_info *mtd)
 {

@@ -2040,3 +2042,4 @@ 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_0701");
author
#1 lore raw

PATCH 2/2 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

Signed-off-by Obinou <[email protected]>
Signed-off-by Guillaume LECERF <[email protected]>
Acked-by Florian Fainelli <[email protected]>
---
 drivers/mtd/chips/cfi_cmdset_0002.c |    3 +++
 drivers/mtd/chips/gen_probe.c       |    1 +
 2 files changed, 4 insertions(+), 0 deletions(-)
drivers/mtd/chips/cfi_cmdset_0002.c +3 -0
index cd905a1..d81079e 100644
@@ -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 +1 -0
index 75a8f9d..3b9a284 100644
@@ -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