A PXA27x SoC supports USB device mode, this patch adds support for that.
Signed-off-by: Petr Cvek <petr.c...@tul.cz>
---
arch/arm/mach-pxa/magician.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c
index 490d79f..76f8399 100644
--- a/arch/arm/mach-pxa/magician.c
+++ b/arch/arm/mach-pxa/magician.c
@@ -54,6 +54,10 @@
#include <linux/regulator/max1586.h>
+#include <linux/platform_data/pxa2xx_udc.h>
+#include <mach/udc.h>
+#include <mach/pxa27x-udc.h>
+
#include "devices.h"
#include "generic.h"
@@ -582,6 +586,23 @@ static struct platform_device pasic3 = {
* PXA UDC
*/
+static void magician_udc_command(int cmd)
+{
+ if (cmd == PXA2XX_UDC_CMD_CONNECT)
+ UP2OCR |= UP2OCR_DPPUE | UP2OCR_DPPUBE;
+ else if (cmd == PXA2XX_UDC_CMD_DISCONNECT)
+ UP2OCR &= ~(UP2OCR_DPPUE | UP2OCR_DPPUBE);
+}
+
+static struct pxa2xx_udc_mach_info magician_udc_info __initdata = {
+ .udc_command = magician_udc_command,
+ .gpio_pullup = GPIO27_MAGICIAN_USBC_PUEN,
+};
+
+/*
+ * USB device VUSB detection
+ */
+
static struct resource gpio_vbus_resource = {
.flags = IORESOURCE_IRQ,
.start = IRQ_MAGICIAN_VBUS,
@@ -1120,6 +1141,7 @@ static void __init magician_init(void)
pxa_set_mci_info(&magician_mci_info);
pxa_set_ohci_info(&magician_ohci_info);
+ pxa_set_udc_info(&magician_udc_info);
/* Check LCD type we have */
cpld = ioremap_nocache(PXA_CS3_PHYS, 0x1000);
--
1.7.12.1
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