drivers: usb: musb: adopt musb backend driver to driver model

Currently all backend driver ops uses hard coded physical
address, so to adopt the driver to DM, add device pointer to ops
call backs so that drivers can get physical addresses from the
usb driver priv/plat data.

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>

arch/arm/include/asm/arch-omap3/musb.h

@@ -7,7 +7,7 @@
 
 #ifndef __ASM_ARCH_OMAP3_MUSB_H
 #define __ASM_ARCH_OMAP3_MUSB_H
-extern void am35x_musb_reset(void);
-extern void am35x_musb_phy_power(u8 on);
-extern void am35x_musb_clear_irq(void);
+void am35x_musb_reset(struct udevice *dev);
+void am35x_musb_phy_power(struct udevice *dev, u8 on);
+void am35x_musb_clear_irq(struct udevice *dev);
 #endif

arch/arm/include/asm/omap_musb.h

@@ -15,9 +15,10 @@ extern const struct musb_platform_ops omap2430_ops;
 
 struct omap_musb_board_data {
 	u8 interface_type;
-	void (*set_phy_power)(u8 on);
-	void (*clear_irq)(void);
-	void (*reset)(void);
+	struct udevice *dev;
+	void (*set_phy_power)(struct udevice *dev, u8 on);
+	void (*clear_irq)(struct udevice *dev);
+	void (*reset)(struct udevice *dev);
 };
 
 enum musb_interface    {MUSB_INTERFACE_ULPI, MUSB_INTERFACE_UTMI};

arch/arm/mach-omap2/am33xx/board.c

@@ -148,7 +148,7 @@ static struct musb_hdrc_config musb_config = {
 };
 
 #ifdef CONFIG_AM335X_USB0
-static void am33xx_otg0_set_phy_power(u8 on)
+static void am33xx_otg0_set_phy_power(struct udevice *dev, u8 on)
 {
 	am33xx_usb_set_phy_power(on, &cdev->usb_ctrl0);
 }
@@ -167,7 +167,7 @@ static struct musb_hdrc_platform_data otg0_plat = {
 #endif
 
 #ifdef CONFIG_AM335X_USB1
-static void am33xx_otg1_set_phy_power(u8 on)
+static void am33xx_otg1_set_phy_power(struct udevice *dev, u8 on)
 {
 	am33xx_usb_set_phy_power(on, &cdev->usb_ctrl1);
 }

arch/arm/mach-omap2/omap3/am35x_musb.c

@@ -13,7 +13,7 @@
 #include <asm/io.h>
 #include <asm/arch/am35x_def.h>
 
-void am35x_musb_reset(void)
+void am35x_musb_reset(struct udevice *dev)
 {
 	/* Reset the musb interface */
 	clrsetbits_le32(&am35x_scm_general_regs->ip_sw_reset,
@@ -22,7 +22,7 @@ void am35x_musb_reset(void)
 			USBOTGSS_SW_RST, 0);
 }
 
-void am35x_musb_phy_power(u8 on)
+void am35x_musb_phy_power(struct udevice *dev, u8 on)
 {
 	unsigned long start = get_timer(0);
 
@@ -53,7 +53,7 @@ void am35x_musb_phy_power(u8 on)
 	}
 }
 
-void am35x_musb_clear_irq(void)
+void am35x_musb_clear_irq(struct udevice *dev)
 {
 	clrsetbits_le32(&am35x_scm_general_regs->lvl_intr_clr,
 			0, USBOTGSS_INT_CLR);

drivers/usb/musb-new/am35x.c

@@ -336,7 +336,7 @@ eoi:
 	if (ret == IRQ_HANDLED || epintr || usbintr) {
 		/* clear level interrupt */
 		if (data->clear_irq)
-			data->clear_irq();
+			data->clear_irq(data->dev);
 		/* write EOI */
 		musb_writel(reg_base, USB_END_OF_INTR_REG, 0);
 	}
@@ -401,14 +401,14 @@ static int am35x_musb_init(struct musb *musb)
 
 	/* Reset the musb */
 	if (data->reset)
-		data->reset();
+		data->reset(data->dev);
 
 	/* Reset the controller */
 	musb_writel(reg_base, USB_CTRL_REG, AM35X_SOFT_RESET_MASK);
 
 	/* Start the on-chip PHY and its PLL. */
 	if (data->set_phy_power)
-		data->set_phy_power(1);
+		data->set_phy_power(data->dev, 1);
 
 	msleep(5);
 
@@ -416,7 +416,7 @@ static int am35x_musb_init(struct musb *musb)
 
 	/* clear level interrupt */
 	if (data->clear_irq)
-		data->clear_irq();
+		data->clear_irq(data->dev);
 
 	return 0;
 }
@@ -439,7 +439,7 @@ static int am35x_musb_exit(struct musb *musb)
 
 	/* Shutdown the on-chip PHY and its PLL. */
 	if (data->set_phy_power)
-		data->set_phy_power(0);
+		data->set_phy_power(data->dev, 0);
 
 #ifndef __UBOOT__
 	usb_put_phy(musb->xceiv);
@@ -630,7 +630,7 @@ static int am35x_suspend(struct device *dev)
 
 	/* Shutdown the on-chip PHY and its PLL. */
 	if (data->set_phy_power)
-		data->set_phy_power(0);
+		data->set_phy_power(data->dev, 0);
 
 	clk_disable(glue->phy_clk);
 	clk_disable(glue->clk);
@@ -647,7 +647,7 @@ static int am35x_resume(struct device *dev)
 
 	/* Start the on-chip PHY and its PLL. */
 	if (data->set_phy_power)
-		data->set_phy_power(1);
+		data->set_phy_power(data->dev, 1);
 
 	ret = clk_enable(glue->phy_clk);
 	if (ret) {

drivers/usb/musb-new/musb_dsps.c

@@ -452,7 +452,7 @@ static int dsps_musb_init(struct musb *musb)
 
 	/* Start the on-chip PHY and its PLL. */
 	if (data->set_phy_power)
-		data->set_phy_power(1);
+		data->set_phy_power(data->dev, 1);
 
 	musb->isr = dsps_interrupt;
 
@@ -493,7 +493,7 @@ static int dsps_musb_exit(struct musb *musb)
 
 	/* Shutdown the on-chip PHY and its PLL. */
 	if (data->set_phy_power)
-		data->set_phy_power(0);
+		data->set_phy_power(data->dev, 0);
 
 #ifndef __UBOOT__
 	/* NOP driver needs change if supporting dual instance */
@@ -693,7 +693,7 @@ static int dsps_suspend(struct device *dev)
 
 	/* Shutdown the on-chip PHY and its PLL. */
 	if (data->set_phy_power)
-		data->set_phy_power(0);
+		data->set_phy_power(data->dev, 0);
 
 	return 0;
 }
@@ -705,7 +705,7 @@ static int dsps_resume(struct device *dev)
 
 	/* Start the on-chip PHY and its PLL. */
 	if (data->set_phy_power)
-		data->set_phy_power(1);
+		data->set_phy_power(data->dev, 1);
 
 	return 0;
 }