generic: allow ubi autoattach to run on NOR flash
Some devices out there only have a NOR flash to store the rootfs on. While using UBI is arguable on this kind of flash, this is something that should be supported. Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Signed-off-by: Imre Kaloz <kaloz@openwrt.org> SVN-Revision: 44260
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@ -11,7 +11,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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--- a/drivers/mtd/ubi/build.c
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--- a/drivers/mtd/ubi/build.c
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+++ b/drivers/mtd/ubi/build.c
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+++ b/drivers/mtd/ubi/build.c
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@@ -1207,6 +1207,48 @@ static struct mtd_info * __init open_mtd
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@@ -1207,6 +1207,49 @@ static struct mtd_info * __init open_mtd
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return mtd;
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return mtd;
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}
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}
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@ -43,6 +43,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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+
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+
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+ /* auto-add only media types where UBI makes sense */
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+ /* auto-add only media types where UBI makes sense */
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+ if (mtd->type == MTD_NANDFLASH ||
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+ if (mtd->type == MTD_NANDFLASH ||
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+ mtd->type == MTD_NORFLASH ||
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+ mtd->type == MTD_DATAFLASH ||
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+ mtd->type == MTD_DATAFLASH ||
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+ mtd->type == MTD_MLCNANDFLASH) {
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+ mtd->type == MTD_MLCNANDFLASH) {
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+ mutex_lock(&ubi_devices_mutex);
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+ mutex_lock(&ubi_devices_mutex);
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@ -60,7 +61,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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static int __init ubi_init(void)
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static int __init ubi_init(void)
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{
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{
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int err, i, k;
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int err, i, k;
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@@ -1290,6 +1332,12 @@ static int __init ubi_init(void)
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@@ -1290,6 +1333,12 @@ static int __init ubi_init(void)
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}
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}
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}
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}
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@ -11,7 +11,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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--- a/drivers/mtd/ubi/build.c
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--- a/drivers/mtd/ubi/build.c
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+++ b/drivers/mtd/ubi/build.c
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+++ b/drivers/mtd/ubi/build.c
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@@ -1209,6 +1209,48 @@ static struct mtd_info * __init open_mtd
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@@ -1209,6 +1209,49 @@ static struct mtd_info * __init open_mtd
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return mtd;
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return mtd;
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}
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}
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@ -43,6 +43,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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+
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+
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+ /* auto-add only media types where UBI makes sense */
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+ /* auto-add only media types where UBI makes sense */
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+ if (mtd->type == MTD_NANDFLASH ||
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+ if (mtd->type == MTD_NANDFLASH ||
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+ mtd->type == MTD_NORFLASH ||
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+ mtd->type == MTD_DATAFLASH ||
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+ mtd->type == MTD_DATAFLASH ||
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+ mtd->type == MTD_MLCNANDFLASH) {
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+ mtd->type == MTD_MLCNANDFLASH) {
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+ mutex_lock(&ubi_devices_mutex);
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+ mutex_lock(&ubi_devices_mutex);
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@ -60,7 +61,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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static int __init ubi_init(void)
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static int __init ubi_init(void)
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{
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{
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int err, i, k;
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int err, i, k;
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@@ -1298,6 +1340,12 @@ static int __init ubi_init(void)
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@@ -1298,6 +1341,12 @@ static int __init ubi_init(void)
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}
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}
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}
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}
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@ -11,7 +11,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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--- a/drivers/mtd/ubi/build.c
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--- a/drivers/mtd/ubi/build.c
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+++ b/drivers/mtd/ubi/build.c
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+++ b/drivers/mtd/ubi/build.c
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@@ -1209,6 +1209,48 @@ static struct mtd_info * __init open_mtd
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@@ -1209,6 +1209,49 @@ static struct mtd_info * __init open_mtd
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return mtd;
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return mtd;
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}
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}
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@ -43,6 +43,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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+
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+
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+ /* auto-add only media types where UBI makes sense */
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+ /* auto-add only media types where UBI makes sense */
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+ if (mtd->type == MTD_NANDFLASH ||
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+ if (mtd->type == MTD_NANDFLASH ||
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+ mtd->type == MTD_NORFLASH ||
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+ mtd->type == MTD_DATAFLASH ||
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+ mtd->type == MTD_DATAFLASH ||
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+ mtd->type == MTD_MLCNANDFLASH) {
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+ mtd->type == MTD_MLCNANDFLASH) {
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+ mutex_lock(&ubi_devices_mutex);
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+ mutex_lock(&ubi_devices_mutex);
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@ -60,7 +61,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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static int __init ubi_init(void)
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static int __init ubi_init(void)
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{
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{
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int err, i, k;
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int err, i, k;
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@@ -1298,6 +1340,12 @@ static int __init ubi_init(void)
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@@ -1298,6 +1341,12 @@ static int __init ubi_init(void)
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}
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}
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}
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}
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@ -11,7 +11,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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--- a/drivers/mtd/ubi/build.c
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--- a/drivers/mtd/ubi/build.c
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+++ b/drivers/mtd/ubi/build.c
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+++ b/drivers/mtd/ubi/build.c
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@@ -1213,6 +1213,48 @@ static struct mtd_info * __init open_mtd
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@@ -1213,6 +1213,49 @@ static struct mtd_info * __init open_mtd
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return mtd;
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return mtd;
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}
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}
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@ -43,6 +43,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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+
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+
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+ /* auto-add only media types where UBI makes sense */
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+ /* auto-add only media types where UBI makes sense */
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+ if (mtd->type == MTD_NANDFLASH ||
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+ if (mtd->type == MTD_NANDFLASH ||
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+ mtd->type == MTD_NORFLASH ||
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+ mtd->type == MTD_DATAFLASH ||
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+ mtd->type == MTD_DATAFLASH ||
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+ mtd->type == MTD_MLCNANDFLASH) {
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+ mtd->type == MTD_MLCNANDFLASH) {
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+ mutex_lock(&ubi_devices_mutex);
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+ mutex_lock(&ubi_devices_mutex);
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@ -60,7 +61,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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static int __init ubi_init(void)
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static int __init ubi_init(void)
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{
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{
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int err, i, k;
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int err, i, k;
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@@ -1305,6 +1347,12 @@ static int __init ubi_init(void)
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@@ -1305,6 +1348,12 @@ static int __init ubi_init(void)
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}
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}
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}
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}
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