Thread (4 messages) 4 messages, 2 authors, 2010-02-25
STALE5948d

[PATCH] MXC: mach_armadillo5x0: Add USB Host support.

From: Alberto Panizzo <hidden>
Date: 2010-02-25 09:31:29

Hi Uwe,

On gio, 2010-02-25 at 09:02 +0100, Uwe Kleine-K?nig wrote:
Hi Alberto,

On Thu, Feb 25, 2010 at 12:27:12AM +0100, Alberto Panizzo wrote:
quoted
This add USB Host capability. The Armadillo 500 board is supplied
with two USB Host connectors driven by the USB OTG and USB Host 2
ports, through two NXP isp 1504 transceivers.

Signed-off-by: Alberto Panizzo <redacted>
---

Sascha, if there aren't problems, can you add this for 2.6.34?
..
quoted
 #include "crm_regs.h"
@@ -103,6 +108,118 @@ static int armadillo5x0_pins[] = {
 	/* I2C2 */
 	MX31_PIN_CSPI2_MOSI__SCL,
 	MX31_PIN_CSPI2_MISO__SDA,
+	/* OTG */
+	MX31_PIN_USBOTG_DATA0__USBOTG_DATA0,
+	MX31_PIN_USBOTG_DATA1__USBOTG_DATA1,
+	MX31_PIN_USBOTG_DATA2__USBOTG_DATA2,
+	MX31_PIN_USBOTG_DATA3__USBOTG_DATA3,
+	MX31_PIN_USBOTG_DATA4__USBOTG_DATA4,
+	MX31_PIN_USBOTG_DATA5__USBOTG_DATA5,
+	MX31_PIN_USBOTG_DATA6__USBOTG_DATA6,
+	MX31_PIN_USBOTG_DATA7__USBOTG_DATA7,
+	MX31_PIN_USBOTG_CLK__USBOTG_CLK,
+	MX31_PIN_USBOTG_DIR__USBOTG_DIR,
+	MX31_PIN_USBOTG_NXT__USBOTG_NXT,
+	MX31_PIN_USBOTG_STP__USBOTG_STP,
+	/* USB host 2 */
+	IOMUX_MODE(MX31_PIN_USBH2_CLK, IOMUX_CONFIG_FUNC),
+	IOMUX_MODE(MX31_PIN_USBH2_DIR, IOMUX_CONFIG_FUNC),
...
I think you need to protect all hunks by
#ifdef CONFIG_USB_ULPI

For the pin-setup it's not important, but you must not call
otg_ulpi_create if USB_ULPI isn't configured.

Best regards
Uwe
Ok, I'd seen this protection in pcm037 but I thought that on
my board USB will be always enabled.

Sascha, please throw this patch, The From: mail is wrong, sorry..

Alberto!
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