[PATCH 2/8] ARM: PXA: Z2: Enable OHCI on Zipit Z2
Vasily Khoruzhick
anarsoul at gmail.com
Fri Mar 11 05:23:37 EST 2011
Patch is based on mozzwald's work.
Signed-off-by: Vasily Khoruzhick <anarsoul at gmail.com>
---
arch/arm/mach-pxa/z2.c | 24 ++++++++++++++++++++++++
1 files changed, 24 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-pxa/z2.c b/arch/arm/mach-pxa/z2.c
index 7bad4f7..dde3f1c 100644
--- a/arch/arm/mach-pxa/z2.c
+++ b/arch/arm/mach-pxa/z2.c
@@ -40,6 +40,8 @@
#include <mach/pxafb.h>
#include <mach/mmc.h>
#include <plat/pxa27x_keypad.h>
+#include <mach/pxa27x-udc.h>
+#include <mach/ohci.h>
#include "generic.h"
#include "devices.h"
@@ -679,6 +681,27 @@ static inline void z2_pmic_init(void) {}
#endif
/******************************************************************************
+ * USB Host (OHCI)
+ ******************************************************************************/
+static int z2_ohci_init(struct device *dev)
+{
+ /* Only Port 2 is connected
+ * Setup USB Port 2 Output Control Register
+ */
+ UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
+
+ return 0;
+}
+
+static struct pxaohci_platform_data z2_ohci_platform_data = {
+ .port_mode = PMM_PERPORT_MODE,
+ .init = z2_ohci_init,
+ .flags = ENABLE_PORT2 | NO_OC_PROTECTION,
+ .power_on_delay = 10,
+ .power_budget = 500,
+};
+
+/******************************************************************************
* Machine init
******************************************************************************/
static void __init z2_init(void)
@@ -688,6 +711,7 @@ static void __init z2_init(void)
pxa_set_ffuart_info(NULL);
pxa_set_btuart_info(NULL);
pxa_set_stuart_info(NULL);
+ pxa_set_ohci_info(&z2_ohci_platform_data);
z2_lcd_init();
z2_mmc_init();
--
1.7.4.1
More information about the linux-arm-kernel
mailing list