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authorWolfgang Denk <wd@denx.de>2009-02-22 22:01:01 +0100
committerWolfgang Denk <wd@denx.de>2009-02-22 22:01:01 +0100
commit68a41f2e98b6866d679698cf2b5e81b3627a2d75 (patch)
tree1f8615d466a7789b7f8e8c752acf289646353d2b
parent14209ac13ff631e36c9a9dd426c59c2e2f5dab00 (diff)
parent0b741df241aa5eba6c9e21b4cfcaa3fe5f57753d (diff)
downloadu-boot-linaro-stable-68a41f2e98b6866d679698cf2b5e81b3627a2d75.tar.gz
Merge branch 'master' of /home/wd/git/u-boot/custodians
-rw-r--r--drivers/usb/r8a66597-hcd.c36
1 files changed, 31 insertions, 5 deletions
diff --git a/drivers/usb/r8a66597-hcd.c b/drivers/usb/r8a66597-hcd.c
index 288f41a8b..db611b641 100644
--- a/drivers/usb/r8a66597-hcd.c
+++ b/drivers/usb/r8a66597-hcd.c
@@ -36,12 +36,37 @@ static unsigned short vif = CONFIG_R8A66597_LDRV;
static unsigned short endian = CONFIG_R8A66597_ENDIAN;
static struct r8a66597 gr8a66597;
-static void set_devadd_reg(struct r8a66597 *r8a66597, u8 r8a66597_address,
- u16 usbspd, u8 upphub, u8 hubport, int port)
+static void get_hub_data(struct usb_device *dev, u16 *hub_devnum, u16 *hubport)
{
- u16 val;
+ int i;
+
+ *hub_devnum = 0;
+ *hubport = 0;
+
+ /* check a device connected to root_hub */
+ if ((dev->parent && dev->parent->devnum == 1) ||
+ (dev->devnum == 1))
+ return;
+
+ for (i = 0; i < USB_MAXCHILDREN; i++) {
+ if (dev->parent->children[i] == dev) {
+ *hub_devnum = (u8)dev->parent->devnum;
+ *hubport = i;
+ return;
+ }
+ }
+
+ printf("get_hub_data error.\n");
+}
+
+static void set_devadd(struct r8a66597 *r8a66597, u8 r8a66597_address,
+ struct usb_device *dev, int port)
+{
+ u16 val, usbspd, upphub, hubport;
unsigned long devadd_reg = get_devadd_addr(r8a66597_address);
+ get_hub_data(dev, &upphub, &hubport);
+ usbspd = r8a66597->speed;
val = (upphub << 11) | (hubport << 8) | (usbspd << 6) | (port & 0x0001);
r8a66597_write(r8a66597, val, devadd_reg);
}
@@ -818,7 +843,7 @@ int submit_bulk_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
R8A66597_DPRINT("pipe = %08x, buffer = %p, len = %d, devnum = %d\n",
pipe, buffer, transfer_len, dev->devnum);
- set_devadd_reg(r8a66597, dev->devnum, r8a66597->speed, 0, 0, 0);
+ set_devadd(r8a66597, dev->devnum, dev, 0);
pipe_buffer_setting(r8a66597, dev, pipe);
@@ -854,13 +879,14 @@ int submit_control_msg(struct usb_device *dev, unsigned long pipe,
setup);
R8A66597_DPRINT("%s: setup\n", __func__);
- set_devadd_reg(r8a66597, r8a66597_address, r8a66597->speed, 0, 0, 0);
+ set_devadd(r8a66597, r8a66597_address, dev, 0);
if (send_setup_packet(r8a66597, dev, setup) < 0) {
printf("setup packet send error\n");
return -1;
}
+ dev->act_len = 0;
if (usb_pipein(pipe))
if (receive_control_packet(r8a66597, dev, buffer,
transfer_len) < 0)