Patchwork [U-Boot,V2,3/5] USB:gadget:designware Support high speed

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Submitter Amit Virdi
Date March 7, 2012, 9:39 a.m.
Message ID <1331113181-2193-4-git-send-email-amit.virdi@st.com>
Download mbox | patch
Permalink /patch/145175/
State Accepted
Commit 23b0e6946b9794266a2b699030b7b75c3fffb81d
Delegated to: Marek Vasut
Headers show

Comments

Amit Virdi - March 7, 2012, 9:39 a.m.
From: Vipin KUMAR <vipin.kumar@st.com>

This patch adds the support for usb device high speed for designware peripheral.

Signed-off-by: Vipin Kumar <vipin.kumar@st.com>
Signed-off-by: Amit Virdi <amit.virdi@st.com>
---
 drivers/usb/gadget/designware_udc.c |   10 ++++++++++
 include/usb/designware_udc.h        |    1 +
 2 files changed, 11 insertions(+), 0 deletions(-)

Patch

diff --git a/drivers/usb/gadget/designware_udc.c b/drivers/usb/gadget/designware_udc.c
index 3c20f3d..205f54a 100644
--- a/drivers/usb/gadget/designware_udc.c
+++ b/drivers/usb/gadget/designware_udc.c
@@ -566,8 +566,13 @@  int udc_init(void)
 	writel(~0x0, &udc_regs_p->dev_int_mask);
 	writel(~0x0, &udc_regs_p->endp_int_mask);
 
+#ifndef CONFIG_USBD_HS
 	writel(DEV_CONF_FS_SPEED | DEV_CONF_REMWAKEUP | DEV_CONF_SELFPOW |
 	       DEV_CONF_PHYINT_16, &udc_regs_p->dev_conf);
+#else
+	writel(DEV_CONF_HS_SPEED | DEV_CONF_REMWAKEUP | DEV_CONF_SELFPOW |
+			DEV_CONF_PHYINT_16, &udc_regs_p->dev_conf);
+#endif
 
 	writel(DEV_CNTL_SOFTDISCONNECT, &udc_regs_p->dev_cntl);
 
@@ -577,6 +582,11 @@  int udc_init(void)
 	return 0;
 }
 
+int is_usbd_high_speed(void)
+{
+	return (readl(&udc_regs_p->dev_stat) & DEV_STAT_ENUM) ? 0 : 1;
+}
+
 /*
  * udc_setup_ep - setup endpoint
  * Associate a physical endpoint with endpoint_instance
diff --git a/include/usb/designware_udc.h b/include/usb/designware_udc.h
index ae98e8c..18b7c19 100644
--- a/include/usb/designware_udc.h
+++ b/include/usb/designware_udc.h
@@ -197,6 +197,7 @@  struct udcfifo_regs {
 #define  UDC_INT_PACKET_SIZE		64
 #define  UDC_OUT_ENDPOINT		2
 #define  UDC_BULK_PACKET_SIZE		64
+#define  UDC_BULK_HS_PACKET_SIZE	512
 #define  UDC_IN_ENDPOINT		3
 #define  UDC_OUT_PACKET_SIZE		64
 #define  UDC_IN_PACKET_SIZE		64