linux-rp: add two patches for Tosa to fix usb networking - close #1527

diff --git a/packages/linux/linux-rp-2.6.23/pxa2xx_udc_support_inverse_vbus.patch b/packages/linux/linux-rp-2.6.23/pxa2xx_udc_support_inverse_vbus.patch
new file mode 100644 (file)
index 0000000..72211aa
--- /dev/null
+++ b/packages/linux/linux-rp-2.6.23/pxa2xx_udc_support_inverse_vbus.patch
@@ -0,0 +1,120 @@
+From dbaryshkov@gmail.com Fri Dec  7 00:05:32 2007
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+Date: Fri, 7 Dec 2007 02:05:32 +0300
+To: linux-arm-kernel@lists.arm.linux.org.uk
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+From: Dmitry Baryshkov <dbaryshkov@gmail.com>
+Subject: [PATCH 1/2] pxa2xx_udc_support_inverse_vbus.patch
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+Some pxa-based boards (like e.g. tosa) have the VBUS-detection gpio pin
+inverted. I.e. it's low when VBUS is connected and high when
+disconnected. Allow specifiing whether gpio_vbus value is inverted.
+
+Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
+
+Index: linux-test/drivers/usb/gadget/pxa2xx_udc.c
+===================================================================
+--- linux-test.orig/drivers/usb/gadget/pxa2xx_udc.c    2007-12-06 12:41:25.784337009 +0300
++++ linux-test/drivers/usb/gadget/pxa2xx_udc.c 2007-12-06 13:39:33.504345084 +0300
+@@ -125,8 +125,12 @@ static int is_vbus_present(void)
+ {
+       struct pxa2xx_udc_mach_info             *mach = the_controller->mach;
+ 
+-      if (mach->gpio_vbus)
+-              return gpio_get_value(mach->gpio_vbus);
++      if (mach->gpio_vbus) {
++              int value = gpio_get_value(mach->gpio_vbus);
++              return mach->gpio_vbus_inverted ?
++                      !value :
++                      value;
++      }
+       if (mach->udc_is_connected)
+               return mach->udc_is_connected();
+       return 1;
+@@ -1396,6 +1400,9 @@ static irqreturn_t udc_vbus_irq(int irq,
+       struct pxa2xx_udc       *dev = _dev;
+       int                     vbus = gpio_get_value(dev->mach->gpio_vbus);
+ 
++      if (dev->mach->gpio_vbus_inverted)
++              vbus = !vbus;
++
+       pxa2xx_udc_vbus_session(&dev->gadget, vbus);
+       return IRQ_HANDLED;
+ }
+Index: linux-test/include/asm-arm/mach/udc_pxa2xx.h
+===================================================================
+--- linux-test.orig/include/asm-arm/mach/udc_pxa2xx.h  2007-12-06 12:38:49.872349393 +0300
++++ linux-test/include/asm-arm/mach/udc_pxa2xx.h       2007-12-06 12:41:03.594903549 +0300
+@@ -22,5 +22,6 @@ struct pxa2xx_udc_mach_info {
+        */
+       u16     gpio_vbus;                      /* high == vbus present */
+       u16     gpio_pullup;                    /* high == pullup activated */
++      unsigned char gpio_vbus_inverted:1;
+ };
+ 
+
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+

diff --git a/packages/linux/linux-rp-2.6.23/tosa_udc_use_gpio_vbus.patch b/packages/linux/linux-rp-2.6.23/tosa_udc_use_gpio_vbus.patch
new file mode 100644 (file)
index 0000000..12ef2e4
--- /dev/null
+++ b/packages/linux/linux-rp-2.6.23/tosa_udc_use_gpio_vbus.patch
@@ -0,0 +1,99 @@
+From dbaryshkov@gmail.com Fri Dec  7 00:07:07 2007
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+Date: Fri, 7 Dec 2007 02:07:07 +0300
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+From: Dmitry Baryshkov <dbaryshkov@gmail.com>
+Subject: [PATCH 2/2] tosa_udc_use_gpio_vbus.patch
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+Use gpio_vbus instead of udc_is_connected for udc on tosa.
+
+Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
+
+Index: linux-test/arch/arm/mach-pxa/tosa.c
+===================================================================
+--- linux-test.orig/arch/arm/mach-pxa/tosa.c   2007-12-06 12:43:04.301350179 +0300
++++ linux-test/arch/arm/mach-pxa/tosa.c        2007-12-06 12:47:50.881381650 +0300
+@@ -165,14 +165,10 @@ static void tosa_udc_command(int cmd)
+       }
+ }
+ 
+-static int tosa_udc_is_connected(void)
+-{
+-      return ((GPLR(TOSA_GPIO_USB_IN) & GPIO_bit(TOSA_GPIO_USB_IN)) == 0);
+-}
+-
+ static struct pxa2xx_udc_mach_info udc_info __initdata = {
+       .udc_command            = tosa_udc_command,
+-      .udc_is_connected       = tosa_udc_is_connected,
++      .gpio_vbus              = TOSA_GPIO_USB_IN,
++      .gpio_vbus_inverted     = 1,
+ };
+ 
+ /*
+
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diff --git a/packages/linux/linux-rp_2.6.23.bb b/packages/linux/linux-rp_2.6.23.bb
index 3fb304f..5362579 100644 (file)
--- a/packages/linux/linux-rp_2.6.23.bb
+++ b/packages/linux/linux-rp_2.6.23.bb
@@ -1,6 +1,6 @@
 require linux-rp.inc
 
-PR = "r9"
+PR = "r10"
 
 DEFAULT_PREFERENCE_qemuarm = "-1"
 DEFAULT_PREFERENCE_qemux86 = "-1"
@@ -123,7 +123,9 @@ SRC_URI_append_tosa = "\
           file://arm-dma-coherent.patch;patch=1 \
            file://usb-ohci-hooks-r3.patch;patch=1 \
            file://tmio-ohci-r9.patch;patch=1 \
-           "
+           file://pxa2xx_udc_support_inverse_vbus.patch;patch=1 \
+           file://tosa_udc_use_gpio_vbus.patch;patch=1 \
+           "
 #          ${DOSRC}/tosa-asoc-r1.patch;patch=1 "
 
 SRC_URI_append_htcuniversal ="\