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-rw-r--r--target/linux/adm5120-2.6/config/default2
-rw-r--r--target/linux/adm5120-2.6/files/drivers/usb/host/adm5120-hcd.c8
-rw-r--r--target/linux/adm5120-2.6/patches/101-cfi-fixup-macronix-bootloc.patch87
-rwxr-xr-xtarget/linux/adm5120-2.6/patches/101-mtd-mxflash.patch31
-rw-r--r--target/linux/adm5120eb-2.6/config/default2
5 files changed, 95 insertions, 35 deletions
diff --git a/target/linux/adm5120-2.6/config/default b/target/linux/adm5120-2.6/config/default
index aa6640ced..2ba65db74 100644
--- a/target/linux/adm5120-2.6/config/default
+++ b/target/linux/adm5120-2.6/config/default
@@ -144,7 +144,7 @@ CONFIG_MTD_BLOCK2MTD=y
CONFIG_MTD_CFI=y
# CONFIG_MTD_CFI_ADV_OPTIONS is not set
CONFIG_MTD_CFI_AMDSTD=y
-CONFIG_MTD_CFI_AMDSTD_FORCE_BOTTOM_BOOT=y
+CONFIG_MTD_CFI_FIXUP_MACRONIX_BOOTLOC=y
CONFIG_MTD_CFI_I1=y
CONFIG_MTD_CFI_I2=y
# CONFIG_MTD_CFI_I4 is not set
diff --git a/target/linux/adm5120-2.6/files/drivers/usb/host/adm5120-hcd.c b/target/linux/adm5120-2.6/files/drivers/usb/host/adm5120-hcd.c
index a0ccaefd5..a9d0071df 100644
--- a/target/linux/adm5120-2.6/files/drivers/usb/host/adm5120-hcd.c
+++ b/target/linux/adm5120-2.6/files/drivers/usb/host/adm5120-hcd.c
@@ -30,6 +30,8 @@ MODULE_DESCRIPTION("ADM5120 USB Host Controller Driver");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Jeroen Vreeken (pe1rxq@amsat.org)");
+#define PFX "adm5120-hcd: "
+
#define ADMHCD_REG_CONTROL 0x00
#define ADMHCD_REG_INTSTATUS 0x04
#define ADMHCD_REG_INTENABLE 0x08
@@ -826,11 +828,13 @@ static struct platform_driver adm5120hcd_driver = {
static int __init adm5120hcd_init(void)
{
- if (usb_disabled())
+ if (usb_disabled())
return -ENODEV;
- if (!adm5120_board.has_usb)
+ if (!adm5120_board.has_usb) {
+ printk(KERN_DEBUG PFX "this board does not have USB\n");
return -ENODEV;
+ printk(KERN_INFO PFX "registered\n");
return platform_driver_register(&adm5120hcd_driver);
}
diff --git a/target/linux/adm5120-2.6/patches/101-cfi-fixup-macronix-bootloc.patch b/target/linux/adm5120-2.6/patches/101-cfi-fixup-macronix-bootloc.patch
new file mode 100644
index 000000000..58b6dff1f
--- /dev/null
+++ b/target/linux/adm5120-2.6/patches/101-cfi-fixup-macronix-bootloc.patch
@@ -0,0 +1,87 @@
+Index: linux-2.6.21.1/drivers/mtd/chips/cfi_cmdset_0002.c
+===================================================================
+--- linux-2.6.21.1.orig/drivers/mtd/chips/cfi_cmdset_0002.c
++++ linux-2.6.21.1/drivers/mtd/chips/cfi_cmdset_0002.c
+@@ -47,12 +47,17 @@
+ #define MANUFACTURER_AMD 0x0001
+ #define MANUFACTURER_ATMEL 0x001F
+ #define MANUFACTURER_SST 0x00BF
++#define MANUFACTURER_MACRONIX 0x00C2
+ #define SST49LF004B 0x0060
+ #define SST49LF040B 0x0050
+ #define SST49LF008A 0x005a
+ #define AT49BV6416 0x00d6
+ #define MANUFACTURER_SAMSUNG 0x00ec
+
++/* Macronix */
++#define MX29LV160B 0x2249 /* MX29LV160 Bottom-boot chip */
++#define MX29LV320B 0x22A8 /* MX29LV320 Bottom-boot chip */
++
+ static int cfi_amdstd_read (struct mtd_info *, loff_t, size_t, size_t *, u_char *);
+ static int cfi_amdstd_write_words(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
+ static int cfi_amdstd_write_buffers(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
+@@ -217,6 +222,35 @@ static void fixup_use_atmel_lock(struct
+ mtd->flags |= MTD_STUPID_LOCK;
+ }
+
++#ifdef CONFIG_MTD_CFI_FIXUP_MACRONIX_BOOTLOC
++/*
++ * Some Macronix chips has bad bootblock information in the CFI table
++ */
++static void fixup_macronix_bootloc(struct mtd_info *mtd, void* param)
++{
++ struct map_info *map = mtd->priv;
++ struct cfi_private *cfi = map->fldrv_priv;
++ struct cfi_pri_amdstd *extp = cfi->cmdset_priv;
++ __u8 major = extp->MajorVersion;
++ __u8 minor = extp->MinorVersion;
++
++ switch (cfi->id) {
++ /* TODO: put affected chip ids here */
++ case MX29LV160B:
++ case MX29LV320B:
++ if (((major << 8) | minor) != 0x3131)
++ break;
++
++ if (extp->TopBottom == 2)
++ break;
++
++ extp->TopBottom = 2; /* Bottom boot */
++ printk("%s: weird Macronix chip detected, id:0x%04X, boot location "
++ "forced to bottom\n", map->name, cfi->id);
++ }
++}
++#endif /* CONFIG_MTD_CFI_FIXUP_MACRONIX_BOOTLOC */
++
+ static struct cfi_fixup cfi_fixup_table[] = {
+ #ifdef AMD_BOOTLOC_BUG
+ { CFI_MFR_AMD, CFI_ID_ANY, fixup_amd_bootblock, NULL },
+@@ -231,6 +265,9 @@ static struct cfi_fixup cfi_fixup_table[
+ { CFI_MFR_ANY, CFI_ID_ANY, fixup_use_write_buffers, NULL, },
+ #endif
+ { CFI_MFR_ATMEL, CFI_ID_ANY, fixup_convert_atmel_pri, NULL },
++#ifdef CONFIG_MTD_CFI_FIXUP_MACRONIX_BOOTLOC
++ { MANUFACTURER_MACRONIX, CFI_ID_ANY, fixup_macronix_bootloc, NULL, },
++#endif
+ { 0, 0, NULL, NULL }
+ };
+ static struct cfi_fixup jedec_fixup_table[] = {
+Index: linux-2.6.21.1/drivers/mtd/chips/Kconfig
+===================================================================
+--- linux-2.6.21.1.orig/drivers/mtd/chips/Kconfig
++++ linux-2.6.21.1/drivers/mtd/chips/Kconfig
+@@ -199,6 +199,14 @@ config MTD_CFI_AMDSTD
+ provides support for one of those command sets, used on chips
+ including the AMD Am29LV320.
+
++config MTD_CFI_FIXUP_MACRONIX_BOOTLOC
++ bool "Force bottom boot for Macronix flash chips"
++ depends on MTD_CFI_AMDSTD
++ help
++ Some Macronix flash chips have wrong boot-block location in the
++ CFI table, and the driver may detect the type incorrectly. Select
++ this if your board has such chip.
++
+ config MTD_CFI_STAA
+ tristate "Support for ST (Advanced Architecture) flash chips"
+ depends on MTD_GEN_PROBE
diff --git a/target/linux/adm5120-2.6/patches/101-mtd-mxflash.patch b/target/linux/adm5120-2.6/patches/101-mtd-mxflash.patch
index 754a91e09..e69de29bb 100755
--- a/target/linux/adm5120-2.6/patches/101-mtd-mxflash.patch
+++ b/target/linux/adm5120-2.6/patches/101-mtd-mxflash.patch
@@ -1,31 +0,0 @@
---- linux-2.6.19.2/drivers/mtd/chips/Kconfig.old 2007-01-11 03:10:36.000000000 +0800
-+++ linux-2.6.19.2/drivers/mtd/chips/Kconfig 2007-03-29 14:43:32.000000000 +0800
-@@ -199,6 +199,14 @@
- provides support for one of those command sets, used on chips
- including the AMD Am29LV320.
-
-+config MTD_CFI_AMDSTD_FORCE_BOTTOM_BOOT
-+ bool "Force bottom boot for Macronix flash chips"
-+ depends on MTD_CFI_AMDSTD
-+ help
-+ Some Macronix flash chips have wrong CFI info, and the driver may
-+ detect the type incorrectly. Select this if the chip part number
-+ ends with BTC.
-+
- config MTD_CFI_STAA
- tristate "Support for ST (Advanced Architecture) flash chips"
- depends on MTD_GEN_PROBE
---- linux-2.6.19.2/drivers/mtd/chips/cfi_cmdset_0002.c.old 2007-03-22 16:14:56.000000000 +0800
-+++ linux-2.6.19.2/drivers/mtd/chips/cfi_cmdset_0002.c 2007-03-29 14:07:28.000000000 +0800
-@@ -320,6 +320,11 @@
- cfi_tell_features(extp);
- #endif
-
-+#ifdef CONFIG_MTD_CFI_AMDSTD_FORCE_BOTTOM_BOOT
-+ extp->TopBottom = 2;
-+ bootloc = extp->TopBottom;
-+#endif
-+
- bootloc = extp->TopBottom;
- if ((bootloc != 2) && (bootloc != 3)) {
- printk(KERN_WARNING "%s: CFI does not contain boot "
diff --git a/target/linux/adm5120eb-2.6/config/default b/target/linux/adm5120eb-2.6/config/default
index cbc96639e..8a8fd9afe 100644
--- a/target/linux/adm5120eb-2.6/config/default
+++ b/target/linux/adm5120eb-2.6/config/default
@@ -144,7 +144,7 @@ CONFIG_MTD_BLOCK2MTD=y
CONFIG_MTD_CFI=y
# CONFIG_MTD_CFI_ADV_OPTIONS is not set
CONFIG_MTD_CFI_AMDSTD=y
-CONFIG_MTD_CFI_AMDSTD_FORCE_BOTTOM_BOOT=y
+CONFIG_MTD_CFI_FIXUP_MACRONIX_BOOTLOC=y
CONFIG_MTD_CFI_I1=y
CONFIG_MTD_CFI_I2=y
# CONFIG_MTD_CFI_I4 is not set
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 16:56:47 +0000