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Diffstat (limited to 'recipes/linux/linux-omap-2.6.29/usbttyfix.patch')
-rw-r--r--recipes/linux/linux-omap-2.6.29/usbttyfix.patch29
1 files changed, 29 insertions, 0 deletions
diff --git a/recipes/linux/linux-omap-2.6.29/usbttyfix.patch b/recipes/linux/linux-omap-2.6.29/usbttyfix.patch
new file mode 100644
index 0000000000..997705a31b
--- /dev/null
+++ b/recipes/linux/linux-omap-2.6.29/usbttyfix.patch
@@ -0,0 +1,29 @@
+To get USB HOST mode working on USB OTG Port with USB TTY enabled U-boot
+
+Signed-off-by: Syed Mohammed Khasim <khasim@ti.com>
+---
+--- linux-2.6.git/drivers/usb/musb/omap2430.c 2009-01-19 22:42:18.000000000 +0530
++++ linux-2.6.git/drivers/usb/musb/omap2430.c 2009-02-19 12:45:22.000000000 +0530
+@@ -33,6 +33,7 @@
+ #include <linux/list.h>
+ #include <linux/clk.h>
+ #include <linux/io.h>
++#include <linux/i2c/twl4030.h>
+
+ #include <asm/mach-types.h>
+ #include <mach/hardware.h>
+@@ -233,6 +234,14 @@ int __init musb_platform_init(struct mus
+ omap_cfg_reg(AE5_2430_USB0HS_STP);
+ #endif
+
++ /* Reset MUSB Controller */
++ omap_writel(SOFTRST,OTG_SYSCONFIG);
++
++#if defined(CONFIG_TWL4030_USB)
++ /* Reset the TWL USB PHY */
++ twl4030_i2c_write_u8(TWL4030_MODULE_USB, 0x60, 0x4);
++#endif
++
+ musb->xceiv = *x;
+ musb_platform_resume(musb);
+