This patch fix chipidea-imx usb initialization.
"imx_chipidea_port_init" was moved before PORTSC setup in the
commit "USB i.MX chipidea: implement post init support". This
change breaks usb function with ULPI. Patch moves port initialization
back after PORTSC setup, so it works again.
Signed-off-by: Alexander Shiyan <shc_work@xxxxxxx>
---
drivers/usb/imx/chipidea-imx.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/imx/chipidea-imx.c b/drivers/usb/imx/chipidea-imx.c
index 483484e..1570f90 100644
--- a/drivers/usb/imx/chipidea-imx.c
+++ b/drivers/usb/imx/chipidea-imx.c
@@ -73,13 +73,13 @@ static int imx_chipidea_probe(struct device_d *dev)
data.post_init = imx_chipidea_port_post_init;
data.drvdata = dev;
- imx_chipidea_port_init(dev);
-
portsc = readl(base + 0x184);
portsc &= ~MXC_EHCI_PORTSC_MASK;
portsc |= pdata->flags & MXC_EHCI_PORTSC_MASK;
writel(portsc, base + 0x184);
+ imx_chipidea_port_init(dev);
+
if ((pdata->flags & MXC_EHCI_PORTSC_MASK) == MXC_EHCI_MODE_ULPI) {
dev_dbg(dev, "using ULPI phy\n");
if (IS_ENABLED(CONFIG_USB_ULPI)) {
--
1.7.12.4
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