From: Ajay Kumar Gupta <ajay.gupta@xxxxxx>
Enabled the phy control logic for am335x also based on usbss
revision register.
Signed-off-by: Ajay Kumar Gupta <ajay.gupta@xxxxxx>
Signed-off-by: Santhapuri, Damodar <damodar.santhapuri@xxxxxx>
Signed-off-by: Ravi Babu <ravibabu@xxxxxx>
---
arch/arm/plat-omap/include/plat/usb.h | 1 +
drivers/usb/musb/musb_dsps.c | 17 +++++++++++------
2 files changed, 12 insertions(+), 6 deletions(-)
diff --git a/arch/arm/plat-omap/include/plat/usb.h b/arch/arm/plat-omap/include/plat/usb.h
index c2aa4ae..6459b10 100644
--- a/arch/arm/plat-omap/include/plat/usb.h
+++ b/arch/arm/plat-omap/include/plat/usb.h
@@ -121,6 +121,7 @@ extern void am35x_set_mode(u8 musb_mode);
/* TI81XX specific definitions */
#define MUSB_USBSS_REV_816X 0x9
#define MUSB_USBSS_REV_814X 0xb
+#define MUSB_USBSS_REV_33XX 0xd
/* TI816X PHY controls bits */
#define TI816X_USBPHY0_NORMAL_MODE (1 << 0)
diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c
index 960258d..e62fa05 100644
--- a/drivers/usb/musb/musb_dsps.c
+++ b/drivers/usb/musb/musb_dsps.c
@@ -141,16 +141,21 @@ static void musb_dsps_phy_control(struct dsps_glue *glue, u8 on)
if (glue->usbss_rev == MUSB_USBSS_REV_816X) {
usbphycfg |= TI816X_USBPHY0_NORMAL_MODE;
usbphycfg &= ~TI816X_USBPHY_REFCLK_OSC;
- } else if (glue->usbss_rev == MUSB_USBSS_REV_814X) {
- usbphycfg &= ~(USBPHY_CM_PWRDN | USBPHY_OTG_PWRDN
- | USBPHY_DPINPUT | USBPHY_DMINPUT);
- usbphycfg |= (USBPHY_OTGVDET_EN | USBPHY_OTGSESSEND_EN
- | USBPHY_DPOPBUFCTL | USBPHY_DMOPBUFCTL);
+ } else if (glue->usbss_rev == MUSB_USBSS_REV_814X ||
+ glue->usbss_rev == MUSB_USBSS_REV_33XX) {
+ usbphycfg &= ~(USBPHY_CM_PWRDN | USBPHY_OTG_PWRDN);
+ usbphycfg |= USBPHY_OTGVDET_EN | USBPHY_OTGSESSEND_EN;
+ if (glue->usbss_rev == MUSB_USBSS_REV_814X) {
+ usbphycfg &= ~(USBPHY_DPINPUT | USBPHY_DMINPUT);
+ usbphycfg |= USBPHY_DPOPBUFCTL
+ | USBPHY_DMOPBUFCTL;
+ }
}
} else {
if (glue->usbss_rev == MUSB_USBSS_REV_816X)
usbphycfg &= ~TI816X_USBPHY0_NORMAL_MODE;
- else if (glue->usbss_rev == MUSB_USBSS_REV_814X)
+ else if (glue->usbss_rev == MUSB_USBSS_REV_814X ||
+ glue->usbss_rev == MUSB_USBSS_REV_33XX)
usbphycfg |= USBPHY_CM_PWRDN | USBPHY_OTG_PWRDN;
}
__raw_writel(usbphycfg, glue->usb_ctrl);
--
1.7.0.4
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