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From: Ravi Babu <ravibabu@ti.com>
To: linux-usb@vger.kernel.org
Cc: linux-omap@vger.kernel.org, balbi@ti.com,
	grant.likely@secretlab.ca, devicetree-discuss@lists.ozlabs.org,
	tony@atomide.com, ajayguptaj@gmail.com
Subject: [PATCH v8 02/13] usb: musb: dsps: enable phy control for am335x
Date: Thu, 30 Aug 2012 16:20:14 +0530	[thread overview]
Message-ID: <1346323825-24385-3-git-send-email-ravibabu@ti.com> (raw)
In-Reply-To: <1346323825-24385-1-git-send-email-ravibabu@ti.com>

From: Ajay Kumar Gupta <ajay.gupta@ti.com>

Enabled the phy control logic for am335x also based on usbss
revision register.

Signed-off-by: Ajay Kumar Gupta <ajay.gupta@ti.com>
Signed-off-by: Santhapuri, Damodar <damodar.santhapuri@ti.com>
Signed-off-by: Ravi Babu <ravibabu@ti.com>
---
 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


  parent reply	other threads:[~2012-08-30 10:50 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-30 10:50 [PATCH v8 00/13] usb: musb: adding multi instance support Ravi Babu
2012-08-30 10:50 ` [PATCH v8 01/13] usb: musb: dsps: add phy control logic to glue Ravi Babu
2012-08-30 10:50 ` Ravi Babu [this message]
2012-08-30 10:50 ` [PATCH v8 04/13] usb: musb: kill global and static for multi instance Ravi Babu
2012-08-30 10:50 ` [PATCH v8 07/13] usb: musb: dsps: add dt support Ravi Babu
2012-08-30 10:50 ` [PATCH v8 08/13] arm/dts: am33xx: Add dt data for usbss Ravi Babu
     [not found]   ` <1346323825-24385-9-git-send-email-ravibabu-l0cyMroinI0@public.gmane.org>
2012-08-30 11:39     ` Sergei Shtylyov
     [not found]       ` <503F50FC.5040200-Igf4POYTYCDQT0dZR+AlfA@public.gmane.org>
2012-08-31  9:54         ` Felipe Balbi
2012-08-31 10:01           ` B, Ravi
2012-08-31 10:11   ` ABRAHAM, KISHON VIJAY
2012-08-31 10:16     ` B, Ravi
     [not found] ` <1346323825-24385-1-git-send-email-ravibabu-l0cyMroinI0@public.gmane.org>
2012-08-30 10:50   ` [PATCH v8 03/13] usb: musb: add musb_ida for multi instance support Ravi Babu
2012-08-30 10:50   ` [PATCH v8 05/13] usb: musb: am335x: add support for dual instance Ravi Babu
2012-08-30 10:50   ` [PATCH v8 06/13] usb: otg: nop: add support for multiple tranceiver Ravi Babu
2012-08-30 10:50   ` [PATCH v8 09/13] arm/dts: am33xx: add dt data for usb nop phy Ravi Babu
2012-08-30 10:50   ` [PATCH v8 10/13] usb: musb: dsps: remove explicit NOP device creation Ravi Babu
2012-08-30 10:50   ` [PATCH v8 11/13] usb: musb: dsps: get the PHY using phandle api Ravi Babu
2012-08-30 10:50 ` [PATCH v8 12/13] arm/dts: am33xx: add phy phandle to usbss Ravi Babu
2012-08-30 10:50 ` [PATCH v8 13/13] usb: otg: nop: add dt support Ravi Babu

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