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authormb <mb@3c298f89-4303-0410-b956-a3cf2f4a3e73>2010-08-08 16:38:39 +0000
committermb <mb@3c298f89-4303-0410-b956-a3cf2f4a3e73>2010-08-08 16:38:39 +0000
commitc6c7d9015264c5ef6e1d128efe9de6f995c89605 (patch)
tree24e08afe1977a425002c5b46cd4024b958e33a1b /target/linux/omap24xx
parent8b8f4c7a28a7cf8e341dc00367ccd141c5ba9a8e (diff)
omap24xx: Support booting userland from MMC card
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@22531 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/omap24xx')
-rw-r--r--target/linux/omap24xx/Makefile2
-rw-r--r--target/linux/omap24xx/config-2.6.3514
-rw-r--r--target/linux/omap24xx/patches-2.6.35/810-mmc-fixes.patch64
3 files changed, 74 insertions, 6 deletions
diff --git a/target/linux/omap24xx/Makefile b/target/linux/omap24xx/Makefile
index 2d04d7c80..aeaa682ff 100644
--- a/target/linux/omap24xx/Makefile
+++ b/target/linux/omap24xx/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
ARCH:=arm
BOARD:=omap24xx
BOARDNAME:=TI OMAP-24xx
-FEATURES:=jffs2
+FEATURES:=squashfs jffs2
LINUX_VERSION:=2.6.35
diff --git a/target/linux/omap24xx/config-2.6.35 b/target/linux/omap24xx/config-2.6.35
index e77102808..f5a301a4a 100644
--- a/target/linux/omap24xx/config-2.6.35
+++ b/target/linux/omap24xx/config-2.6.35
@@ -75,7 +75,7 @@ CONFIG_CBUS_RETU_WDT=y
CONFIG_CBUS_TAHVO=y
CONFIG_CBUS_TAHVO_USER=y
CONFIG_CC_OPTIMIZE_FOR_SIZE=y
-CONFIG_CMDLINE="root=1f03 rootfstype=jffs2 console=ttyS2,115200 console=tty0"
+CONFIG_CMDLINE="root=/dev/mmcblk0p1 rootfstype=ext3,ext2,squashfs,jffs2 console=tty0 console=ttyS2,115200n8"
CONFIG_CMDLINE_FORCE=y
CONFIG_COMMON_CLKDEV=y
CONFIG_COMPAT_BRK=y
@@ -152,7 +152,7 @@ CONFIG_EXT2_FS_POSIX_ACL=y
CONFIG_EXT2_FS_XATTR=y
CONFIG_EXT2_FS_XIP=y
CONFIG_EXT3_DEFAULTS_TO_ORDERED=y
-CONFIG_EXT3_FS=m
+CONFIG_EXT3_FS=y
CONFIG_EXT3_FS_POSIX_ACL=y
# CONFIG_EXT3_FS_SECURITY is not set
CONFIG_EXT3_FS_XATTR=y
@@ -283,7 +283,7 @@ CONFIG_IP_NF_FILTER=y
CONFIG_IP_NF_IPTABLES=y
CONFIG_IR_CORE=m
# CONFIG_ISDN is not set
-CONFIG_JBD=m
+CONFIG_JBD=y
CONFIG_JFFS2_LZO=y
CONFIG_JFFS2_ZLIB=y
CONFIG_KALLSYMS=y
@@ -325,6 +325,7 @@ CONFIG_MACH_OMAP2_TUSB6010=y
# CONFIG_MACH_OMAP_GENERIC is not set
# CONFIG_MACH_OMAP_H4 is not set
CONFIG_MACVLAN=m
+CONFIG_MAC_PARTITION=y
# CONFIG_MAX1363 is not set
CONFIG_MEDIA_ATTACH=y
CONFIG_MEDIA_SUPPORT=m
@@ -344,6 +345,8 @@ CONFIG_MENELAUS=y
CONFIG_MMC=y
CONFIG_MMC_BLOCK=y
CONFIG_MMC_OMAP=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_PLTFM=y
CONFIG_MMC_SPI=y
CONFIG_MMC_UNSAFE_RESUME=y
CONFIG_MODULE_FORCE_LOAD=y
@@ -360,6 +363,8 @@ CONFIG_MTD_ONENAND_OMAP2=y
CONFIG_MTD_ONENAND_OTP=y
# CONFIG_MTD_ONENAND_SIM is not set
# CONFIG_MTD_ONENAND_VERIFY_WRITE is not set
+# CONFIG_MTD_ROOTFS_ROOT_DEV is not set
+# CONFIG_MTD_ROOTFS_SPLIT is not set
CONFIG_NAMESPACES=y
CONFIG_NEED_DMA_MAP_STATE=y
CONFIG_NETDEV_10000=y
@@ -389,7 +394,6 @@ CONFIG_OMAP_RESET_CLOCKS=y
CONFIG_OMAP_WATCHDOG=y
CONFIG_PAGEFLAGS_EXTENDED=y
CONFIG_PAGE_OFFSET=0xC0000000
-# CONFIG_PARTITION_ADVANCED is not set
# CONFIG_PCI_SYSCALL is not set
CONFIG_PERF_USE_VMALLOC=y
# CONFIG_PLAT_SPEAR is not set
@@ -423,7 +427,7 @@ CONFIG_SCHED_DEBUG=y
CONFIG_SCSI=y
# CONFIG_SCSI_LOWLEVEL is not set
CONFIG_SCSI_MOD=y
-CONFIG_SDIO_UART=m
+# CONFIG_SDIO_UART is not set
CONFIG_SENSORS_LM75=m
CONFIG_SENSORS_TSL2563=m
# CONFIG_SERIAL_8250_EXTENDED is not set
diff --git a/target/linux/omap24xx/patches-2.6.35/810-mmc-fixes.patch b/target/linux/omap24xx/patches-2.6.35/810-mmc-fixes.patch
new file mode 100644
index 000000000..614a496eb
--- /dev/null
+++ b/target/linux/omap24xx/patches-2.6.35/810-mmc-fixes.patch
@@ -0,0 +1,64 @@
+---
+ drivers/mmc/core/core.c | 5 +++--
+ drivers/mmc/host/omap.c | 7 +++++--
+ include/linux/mmc/host.h | 2 ++
+ 3 files changed, 10 insertions(+), 4 deletions(-)
+
+--- linux-2.6.35.orig/drivers/mmc/host/omap.c
++++ linux-2.6.35/drivers/mmc/host/omap.c
+@@ -387,7 +387,7 @@ mmc_omap_start_command(struct mmc_omap_h
+
+ mod_timer(&host->cmd_abort_timer, jiffies + HZ/2);
+
+- OMAP_MMC_WRITE(host, CTO, 200);
++// OMAP_MMC_WRITE(host, CTO, 200);
+ OMAP_MMC_WRITE(host, ARGL, cmd->arg & 0xffff);
+ OMAP_MMC_WRITE(host, ARGH, cmd->arg >> 16);
+ OMAP_MMC_WRITE(host, IE,
+@@ -1455,6 +1455,7 @@ static int __init mmc_omap_probe(struct
+ host->dma_ch = -1;
+
+ host->irq = irq;
++ host->reg_shift = (cpu_is_omap7xx() ? 1 : 2);
+ host->phys_base = host->mem_res->start;
+ host->virt_base = ioremap(res->start, res->end - res->start + 1);
+ if (!host->virt_base)
+@@ -1494,7 +1495,9 @@ static int __init mmc_omap_probe(struct
+ }
+ }
+
+- host->reg_shift = (cpu_is_omap7xx() ? 1 : 2);
++ /* Make sure the detect workqueue was run at least once. */
++ printk(KERN_INFO "OMAP-mmc: waiting for cards...\n");
++ mmc_flush_scheduled_work();
+
+ return 0;
+
+--- linux-2.6.35.orig/drivers/mmc/core/core.c
++++ linux-2.6.35/drivers/mmc/core/core.c
+@@ -73,12 +73,13 @@ static int mmc_schedule_delayed_work(str
+ }
+
+ /*
+- * Internal function. Flush all scheduled work from the MMC work queue.
++ * Flush all scheduled work from the MMC work queue.
+ */
+-static void mmc_flush_scheduled_work(void)
++void mmc_flush_scheduled_work(void)
+ {
+ flush_workqueue(workqueue);
+ }
++EXPORT_SYMBOL(mmc_flush_scheduled_work);
+
+ /**
+ * mmc_request_done - finish processing an MMC request
+--- linux-2.6.35.orig/include/linux/mmc/host.h
++++ linux-2.6.35/include/linux/mmc/host.h
+@@ -264,5 +264,7 @@ static inline void mmc_set_disable_delay
+ host->disable_delay = disable_delay;
+ }
+
++void mmc_flush_scheduled_work(void);
++
+ #endif
+