linux-kernel - [PATCH v2 14/23] ARM: OMAP3: omap3evm: Adapt to ehci-omap changes

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Message-ID: <1363360604-21368-15-git-send-email-rogerq@ti.com>
Date:	Fri, 15 Mar 2013 17:16:35 +0200
From:	Roger Quadros <rogerq@...com>
To:	<tony@...mide.com>
CC:	<balbi@...com>, <linux-omap@...r.kernel.org>,
	<linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<devicetree-discuss@...ts.ozlabs.org>, <rogerq@...com>
Subject: [PATCH v2 14/23] ARM: OMAP3: omap3evm: Adapt to ehci-omap changes

Add platform device for 'nop-usb-xceiv'. This will be used as a
PHY for HS USB Port 2, so provide binding information for it.

Use usbhs_init_phys() to register the PHY's RESET regulator.
VAUX2 supplies the PHY's VCC.

Signed-off-by: Roger Quadros <rogerq@...com>
---
 arch/arm/mach-omap2/board-omap3evm.c |   41 ++++++++++++++++++++++++----------
 1 files changed, 29 insertions(+), 12 deletions(-)

diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index 48789e0..aaa01ae 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -34,6 +34,7 @@
 #include <linux/usb/otg.h>
 #include <linux/usb/musb.h>
 #include <linux/usb/nop-usb-xceiv.h>
+#include <linux/usb/phy.h>
 #include <linux/smsc911x.h>
 
 #include <linux/wl12xx.h>
@@ -496,7 +497,7 @@ struct wl12xx_platform_data omap3evm_wlan_data __initdata = {
 static struct regulator_consumer_supply omap3evm_vaux2_supplies[] = {
 	REGULATOR_SUPPLY("VDD_CSIPHY1", "omap3isp"),	/* OMAP ISP */
 	REGULATOR_SUPPLY("VDD_CSIPHY2", "omap3isp"),	/* OMAP ISP */
-	REGULATOR_SUPPLY("hsusb1", "ehci-omap.0"),
+	REGULATOR_SUPPLY("vcc", "nop_usb_xceiv.2"),	/* hsusb port 2 */
 	REGULATOR_SUPPLY("vaux2", NULL),
 };
 
@@ -539,17 +540,27 @@ static int __init omap3_evm_i2c_init(void)
 	return 0;
 }
 
-static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
+/* PHY device on HS USB Port 2 i.e. nop_usb_xceiv.2 */
+static struct platform_device hsusb2_phy_device = {
+	.name = "nop_usb_xceiv",
+	.id = 2,
+};
 
-	.port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
-	.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
-	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
+static struct usbhs_phy_data phy_data[] __initdata = {
+	{
+		.port = 2,
+		.reset_gpio = -1,	/* set at runtime */
+		.vcc_gpio = -EINVAL,
+		.phy_id = "nop_usb_xceiv.2",
+	},
+};
 
-	.phy_reset  = true,
-	/* PHY reset GPIO will be runtime programmed based on EVM version */
-	.reset_gpio_port[0]  = -EINVAL,
-	.reset_gpio_port[1]  = -EINVAL,
-	.reset_gpio_port[2]  = -EINVAL
+static struct platform_device *omap3evm_devices[] __initdata = {
+	&hsusb2_phy_device,
+};
+
+static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
+	.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
 };
 
 #ifdef CONFIG_OMAP_MUX
@@ -725,7 +736,7 @@ static void __init omap3_evm_init(void)
 
 		/* setup EHCI phy reset config */
 		omap_mux_init_gpio(21, OMAP_PIN_INPUT_PULLUP);
-		usbhs_bdata.reset_gpio_port[1] = 21;
+		phy_data[0].reset_gpio = 21;
 
 		/* EVM REV >= E can supply 500mA with EXTVBUS programming */
 		musb_board_data.power = 500;
@@ -733,10 +744,16 @@ static void __init omap3_evm_init(void)
 	} else {
 		/* setup EHCI phy reset on MDC */
 		omap_mux_init_gpio(135, OMAP_PIN_OUTPUT);
-		usbhs_bdata.reset_gpio_port[1] = 135;
+		phy_data[0].reset_gpio = 135;
 	}
 	usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
 	usb_musb_init(&musb_board_data);
+
+	platform_add_devices(omap3evm_devices, ARRAY_SIZE(omap3evm_devices));
+	/* PHY on HSUSB Port 2 i.e. index 1 */
+	usb_bind_phy("ehci-omap.0", 1, "nop_usb_xceiv.2");
+
+	usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
 	usbhs_init(&usbhs_bdata);
 	board_nand_init(omap3evm_nand_partitions,
 			ARRAY_SIZE(omap3evm_nand_partitions), NAND_CS,
-- 
1.7.4.1

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