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authorArnd Bergmann <arnd@arndb.de>2013-04-08 19:06:51 +0200
committerArnd Bergmann <arnd@arndb.de>2013-04-08 19:06:51 +0200
commit8355ae69afca3b6bcb7b68712f30223455caebda (patch)
tree2a195c7fbd68490b14f4829e8d8742dd5ce93f1c /arch
parent6b5606e0834bb173a8ce3505edec078f135e9f6c (diff)
parent2e5f78aeceb6f203b514ca03a48e3fd056025524 (diff)
Merge tag 'omap-for-v3.10/usb-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/drivers
From Tony Lindgren <tony@atomide.com>: EHCI platform data related changes for v3.10 merge window. These are needed for the USB PHY support, and are based on commit 1f0972f5 from Felipe Balbi's tree as agreed on the mailing lists. * tag 'omap-for-v3.10/usb-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap: (21 commits) ARM: dts: omap3-beagle: Add USB Host support ARM: dts: OMAP3: Add HS USB Host IP nodes ARM: dts: OMAP4: Add HS USB Host IP nodes ARM: OMAP: zoom: Adapt to ehci-omap changes ARM: OMAP3: overo: Adapt to ehci-omap changes ARM: OMAP3: omap3touchbook: Adapt to ehci-omap changes ARM: OMAP3: omap3stalker: Adapt to ehci-omap changes ARM: OMAP3: omap3pandora: Adapt to ehci-omap changes ARM: OMAP3: omap3evm: Adapt to ehci-omap changes ARM: OMAP3: igep0020: Adapt to ehci-omap changes ARM: OMAP: devkit8000: Adapt to ehci-omap changes ARM: OMAP3: cm-t3517: Adapt to ehci-omap changes ARM: OMAP3: cm-t35: Adapt to ehci-omap changes ARM: OMAP: AM3517evm: Adapt to ehci-omap changes ARM: OMAP: AM3517crane: Adapt to ehci-omap changes ARM: OMAP3: 3630SDP: Adapt to ehci-omap changes ARM: OMAP3: 3430SDP: Adapt to ehci-omap changes ARM: OMAP3: Beagle: Adapt to ehci-omap changes ARM: OMAP2+: omap4panda: Adapt to ehci-omap changes ARM: OMAP2+: omap-usb-host: Add usbhs_init_phys() ... Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/boot/dts/omap3-beagle.dts71
-rw-r--r--arch/arm/boot/dts/omap3.dtsi31
-rw-r--r--arch/arm/boot/dts/omap4.dtsi30
-rw-r--r--arch/arm/mach-omap2/board-3430sdp.c21
-rw-r--r--arch/arm/mach-omap2/board-3630sdp.c21
-rw-r--r--arch/arm/mach-omap2/board-am3517crane.c24
-rw-r--r--arch/arm/mach-omap2/board-am3517evm.c17
-rw-r--r--arch/arm/mach-omap2/board-cm-t35.c20
-rw-r--r--arch/arm/mach-omap2/board-cm-t3517.c20
-rw-r--r--arch/arm/mach-omap2/board-devkit8000.c8
-rw-r--r--arch/arm/mach-omap2/board-igep0020.c32
-rw-r--r--arch/arm/mach-omap2/board-omap3beagle.c32
-rw-r--r--arch/arm/mach-omap2/board-omap3evm.c25
-rw-r--r--arch/arm/mach-omap2/board-omap3pandora.c21
-rw-r--r--arch/arm/mach-omap2/board-omap3stalker.c17
-rw-r--r--arch/arm/mach-omap2/board-omap3touchbook.c17
-rw-r--r--arch/arm/mach-omap2/board-omap4panda.c55
-rw-r--r--arch/arm/mach-omap2/board-overo.c16
-rw-r--r--arch/arm/mach-omap2/board-zoom.c16
-rw-r--r--arch/arm/mach-omap2/usb-host.c160
-rw-r--r--arch/arm/mach-omap2/usb.h9
21 files changed, 503 insertions, 160 deletions
diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts
index f624dc85d44..02d23f15fd8 100644
--- a/arch/arm/boot/dts/omap3-beagle.dts
+++ b/arch/arm/boot/dts/omap3-beagle.dts
@@ -38,6 +38,57 @@
};
};
+ /* HS USB Port 2 RESET */
+ hsusb2_reset: hsusb2_reset_reg {
+ compatible = "regulator-fixed";
+ regulator-name = "hsusb2_reset";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio5 19 0>; /* gpio_147 */
+ startup-delay-us = <70000>;
+ enable-active-high;
+ };
+
+ /* HS USB Port 2 Power */
+ hsusb2_power: hsusb2_power_reg {
+ compatible = "regulator-fixed";
+ regulator-name = "hsusb2_vbus";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&twl_gpio 18 0>; /* GPIO LEDA */
+ startup-delay-us = <70000>;
+ };
+
+ /* HS USB Host PHY on PORT 2 */
+ hsusb2_phy: hsusb2_phy {
+ compatible = "usb-nop-xceiv";
+ reset-supply = <&hsusb2_reset>;
+ vcc-supply = <&hsusb2_power>;
+ };
+};
+
+&omap3_pmx_core {
+ pinctrl-names = "default";
+ pinctrl-0 = <
+ &hsusbb2_pins
+ >;
+
+ hsusbb2_pins: pinmux_hsusbb2_pins {
+ pinctrl-single,pins = <
+ 0x5c0 0x3 /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_clk OUTPUT */
+ 0x5c2 0x3 /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_stp OUTPUT */
+ 0x5c4 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dir INPUT | PULLDOWN */
+ 0x5c6 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_nxt INPUT | PULLDOWN */
+ 0x5c8 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat0 INPUT | PULLDOWN */
+ 0x5cA 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat1 INPUT | PULLDOWN */
+ 0x1a4 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat2 INPUT | PULLDOWN */
+ 0x1a6 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat3 INPUT | PULLDOWN */
+ 0x1a8 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat4 INPUT | PULLDOWN */
+ 0x1aa 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat5 INPUT | PULLDOWN */
+ 0x1ac 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat6 INPUT | PULLDOWN */
+ 0x1ae 0x10b /* USBB2_ULPITLL_CLK_MUXMODE.usbb1_ulpiphy_dat7 INPUT | PULLDOWN */
+ >;
+ };
};
&i2c1 {
@@ -65,3 +116,23 @@
&mmc3 {
status = "disabled";
};
+
+&usbhshost {
+ port2-mode = "ehci-phy";
+};
+
+&usbhsehci {
+ phys = <0 &hsusb2_phy>;
+};
+
+&twl_gpio {
+ ti,use-leds;
+ /* pullups: BIT(1) */
+ ti,pullups = <0x000002>;
+ /*
+ * pulldowns:
+ * BIT(2), BIT(6), BIT(7), BIT(8), BIT(13)
+ * BIT(15), BIT(16), BIT(17)
+ */
+ ti,pulldowns = <0x03a1c4>;
+};
diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
index 1acc26148ff..a14f74bbce7 100644
--- a/arch/arm/boot/dts/omap3.dtsi
+++ b/arch/arm/boot/dts/omap3.dtsi
@@ -397,5 +397,36 @@
ti,timer-alwon;
ti,timer-secure;
};
+
+ usbhstll: usbhstll@48062000 {
+ compatible = "ti,usbhs-tll";
+ reg = <0x48062000 0x1000>;
+ interrupts = <78>;
+ ti,hwmods = "usb_tll_hs";
+ };
+
+ usbhshost: usbhshost@48064000 {
+ compatible = "ti,usbhs-host";
+ reg = <0x48064000 0x400>;
+ ti,hwmods = "usb_host_hs";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ usbhsohci: ohci@48064400 {
+ compatible = "ti,ohci-omap3", "usb-ohci";
+ reg = <0x48064400 0x400>;
+ interrupt-parent = <&intc>;
+ interrupts = <76>;
+ };
+
+ usbhsehci: ehci@48064800 {
+ compatible = "ti,ehci-omap", "usb-ehci";
+ reg = <0x48064800 0x400>;
+ interrupt-parent = <&intc>;
+ interrupts = <77>;
+ };
+ };
+
};
};
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
index 739bb79e410..b7db1a2b6ca 100644
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -529,5 +529,35 @@
ti,hwmods = "timer11";
ti,timer-pwm;
};
+
+ usbhstll: usbhstll@4a062000 {
+ compatible = "ti,usbhs-tll";
+ reg = <0x4a062000 0x1000>;
+ interrupts = <0 78 0x4>;
+ ti,hwmods = "usb_tll_hs";
+ };
+
+ usbhshost: usbhshost@4a064000 {
+ compatible = "ti,usbhs-host";
+ reg = <0x4a064000 0x800>;
+ ti,hwmods = "usb_host_hs";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ usbhsohci: ohci@4a064800 {
+ compatible = "ti,ohci-omap3", "usb-ohci";
+ reg = <0x4a064800 0x400>;
+ interrupt-parent = <&gic>;
+ interrupts = <0 76 0x4>;
+ };
+
+ usbhsehci: ehci@4a064c00 {
+ compatible = "ti,ehci-omap", "usb-ehci";
+ reg = <0x4a064c00 0x400>;
+ interrupt-parent = <&gic>;
+ interrupts = <0 77 0x4>;
+ };
+ };
};
};
diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c
index ce812decfac..7eb9651dd0f 100644
--- a/arch/arm/mach-omap2/board-3430sdp.c
+++ b/arch/arm/mach-omap2/board-3430sdp.c
@@ -445,16 +445,23 @@ static void enable_board_wakeup_source(void)
OMAP_WAKEUP_EN | OMAP_PIN_INPUT_PULLUP);
}
+static struct usbhs_phy_data phy_data[] __initdata = {
+ {
+ .port = 1,
+ .reset_gpio = 57,
+ .vcc_gpio = -EINVAL,
+ },
+ {
+ .port = 2,
+ .reset_gpio = 61,
+ .vcc_gpio = -EINVAL,
+ },
+};
+
static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
- .phy_reset = true,
- .reset_gpio_port[0] = 57,
- .reset_gpio_port[1] = 61,
- .reset_gpio_port[2] = -EINVAL
};
#ifdef CONFIG_OMAP_MUX
@@ -606,6 +613,8 @@ static void __init omap_3430sdp_init(void)
board_flash_init(sdp_flash_partitions, chip_sel_3430, 0);
sdp3430_display_init();
enable_board_wakeup_source();
+
+ usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
usbhs_init(&usbhs_bdata);
}
diff --git a/arch/arm/mach-omap2/board-3630sdp.c b/arch/arm/mach-omap2/board-3630sdp.c
index 67447bd4564..20d6d818924 100644
--- a/arch/arm/mach-omap2/board-3630sdp.c
+++ b/arch/arm/mach-omap2/board-3630sdp.c
@@ -53,16 +53,23 @@ static void enable_board_wakeup_source(void)
OMAP_WAKEUP_EN | OMAP_PIN_INPUT_PULLUP);
}
+static struct usbhs_phy_data phy_data[] __initdata = {
+ {
+ .port = 1,
+ .reset_gpio = 126,
+ .vcc_gpio = -EINVAL,
+ },
+ {
+ .port = 2,
+ .reset_gpio = 61,
+ .vcc_gpio = -EINVAL,
+ },
+};
+
static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
- .phy_reset = true,
- .reset_gpio_port[0] = 126,
- .reset_gpio_port[1] = 61,
- .reset_gpio_port[2] = -EINVAL
};
#ifdef CONFIG_OMAP_MUX
@@ -199,6 +206,8 @@ static void __init omap_sdp_init(void)
board_smc91x_init();
board_flash_init(sdp_flash_partitions, chip_sel_sdp, NAND_BUSWIDTH_16);
enable_board_wakeup_source();
+
+ usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
usbhs_init(&usbhs_bdata);
}
diff --git a/arch/arm/mach-omap2/board-am3517crane.c b/arch/arm/mach-omap2/board-am3517crane.c
index 7d3358b2e59..fc53911d0d1 100644
--- a/arch/arm/mach-omap2/board-am3517crane.c
+++ b/arch/arm/mach-omap2/board-am3517crane.c
@@ -47,15 +47,17 @@ static struct omap_board_mux board_mux[] __initdata = {
};
#endif
+static struct usbhs_phy_data phy_data[] __initdata = {
+ {
+ .port = 1,
+ .reset_gpio = GPIO_USB_NRESET,
+ .vcc_gpio = GPIO_USB_POWER,
+ .vcc_polarity = 1,
+ },
+};
+
static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
- .phy_reset = true,
- .reset_gpio_port[0] = GPIO_USB_NRESET,
- .reset_gpio_port[1] = -EINVAL,
- .reset_gpio_port[2] = -EINVAL
};
static struct mtd_partition crane_nand_partitions[] = {
@@ -131,13 +133,7 @@ static void __init am3517_crane_init(void)
return;
}
- ret = gpio_request_one(GPIO_USB_POWER, GPIOF_OUT_INIT_HIGH,
- "usb_ehci_enable");
- if (ret < 0) {
- pr_err("Can not request GPIO %d\n", GPIO_USB_POWER);
- return;
- }
-
+ usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
usbhs_init(&usbhs_bdata);
am35xx_emac_init(AM35XX_DEFAULT_MDIO_FREQUENCY, 1);
}
diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c
index 9fb85908a61..191f9762ba6 100644
--- a/arch/arm/mach-omap2/board-am3517evm.c
+++ b/arch/arm/mach-omap2/board-am3517evm.c
@@ -274,6 +274,14 @@ static __init void am3517_evm_mcbsp1_init(void)
omap_ctrl_writel(devconf0, OMAP2_CONTROL_DEVCONF0);
}
+static struct usbhs_phy_data phy_data[] __initdata = {
+ {
+ .port = 1,
+ .reset_gpio = 57,
+ .vcc_gpio = -EINVAL,
+ },
+};
+
static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
#if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \
@@ -282,12 +290,6 @@ static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
#else
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
#endif
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
- .phy_reset = true,
- .reset_gpio_port[0] = 57,
- .reset_gpio_port[1] = -EINVAL,
- .reset_gpio_port[2] = -EINVAL
};
#ifdef CONFIG_OMAP_MUX
@@ -349,7 +351,6 @@ static struct omap2_hsmmc_info mmc[] = {
{} /* Terminator */
};
-
static void __init am3517_evm_init(void)
{
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
@@ -361,6 +362,8 @@ static void __init am3517_evm_init(void)
/* Configure GPIO for EHCI port */
omap_mux_init_gpio(57, OMAP_PIN_OUTPUT);
+
+ usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
usbhs_init(&usbhs_bdata);
am3517_evm_hecc_init(&am3517_evm_hecc_pdata);
/* DSS */
diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c
index af2bb219e21..7fda3f5f8a7 100644
--- a/arch/arm/mach-omap2/board-cm-t35.c
+++ b/arch/arm/mach-omap2/board-cm-t35.c
@@ -419,15 +419,22 @@ static struct omap2_hsmmc_info mmc[] = {
{} /* Terminator */
};
+static struct usbhs_phy_data phy_data[] __initdata = {
+ {
+ .port = 1,
+ .reset_gpio = OMAP_MAX_GPIO_LINES + 6,
+ .vcc_gpio = -EINVAL,
+ },
+ {
+ .port = 2,
+ .reset_gpio = OMAP_MAX_GPIO_LINES + 7,
+ .vcc_gpio = -EINVAL,
+ },
+};
+
static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
- .phy_reset = true,
- .reset_gpio_port[0] = OMAP_MAX_GPIO_LINES + 6,
- .reset_gpio_port[1] = OMAP_MAX_GPIO_LINES + 7,
- .reset_gpio_port[2] = -EINVAL
};
static void __init cm_t35_init_usbh(void)
@@ -444,6 +451,7 @@ static void __init cm_t35_init_usbh(void)
msleep(1);
}
+ usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
usbhs_init(&usbhs_bdata);
}
diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c
index a66da808cc4..6920f6cfc97 100644
--- a/arch/arm/mach-omap2/board-cm-t3517.c
+++ b/arch/arm/mach-omap2/board-cm-t3517.c
@@ -188,15 +188,22 @@ static inline void cm_t3517_init_rtc(void) {}
#define HSUSB2_RESET_GPIO (147)
#define USB_HUB_RESET_GPIO (152)
+static struct usbhs_phy_data phy_data[] __initdata = {
+ {
+ .port = 1,
+ .reset_gpio = HSUSB1_RESET_GPIO,
+ .vcc_gpio = -EINVAL,
+ },
+ {
+ .port = 2,
+ .reset_gpio = HSUSB2_RESET_GPIO,
+ .vcc_gpio = -EINVAL,
+ },
+};
+
static struct usbhs_omap_platform_data cm_t3517_ehci_pdata __initdata = {
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
- .phy_reset = true,
- .reset_gpio_port[0] = HSUSB1_RESET_GPIO,
- .reset_gpio_port[1] = HSUSB2_RESET_GPIO,
- .reset_gpio_port[2] = -EINVAL,
};
static int __init cm_t3517_init_usbh(void)
@@ -213,6 +220,7 @@ static int __init cm_t3517_init_usbh(void)
msleep(1);
}
+ usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
usbhs_init(&cm_t3517_ehci_pdata);
return 0;
diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c
index 53056c3b083..42fbf1ef12a 100644
--- a/arch/arm/mach-omap2/board-devkit8000.c
+++ b/arch/arm/mach-omap2/board-devkit8000.c
@@ -437,15 +437,7 @@ static struct platform_device *devkit8000_devices[] __initdata = {
};
static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
-
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
- .phy_reset = true,
- .reset_gpio_port[0] = -EINVAL,
- .reset_gpio_port[1] = -EINVAL,
- .reset_gpio_port[2] = -EINVAL
};
#ifdef CONFIG_OMAP_MUX
diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c
index bf92678a01d..95ccec0eeab 100644
--- a/arch/arm/mach-omap2/board-igep0020.c
+++ b/arch/arm/mach-omap2/board-igep0020.c
@@ -527,26 +527,28 @@ static void __init igep_i2c_init(void)
omap3_pmic_init("twl4030", &igep_twldata);
}
+static struct usbhs_phy_data igep2_phy_data[] __initdata = {
+ {
+ .port = 1,
+ .reset_gpio = IGEP2_GPIO_USBH_NRESET,
+ .vcc_gpio = -EINVAL,
+ },
+};
+
+static struct usbhs_phy_data igep3_phy_data[] __initdata = {
+ {
+ .port = 2,
+ .reset_gpio = IGEP3_GPIO_USBH_NRESET,
+ .vcc_gpio = -EINVAL,
+ },
+};
+
static struct usbhs_omap_platform_data igep2_usbhs_bdata __initdata = {
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
- .phy_reset = true,
- .reset_gpio_port[0] = IGEP2_GPIO_USBH_NRESET,
- .reset_gpio_port[1] = -EINVAL,
- .reset_gpio_port[2] = -EINVAL,
};
static struct usbhs_omap_platform_data igep3_usbhs_bdata __initdata = {
- .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
- .phy_reset = true,
- .reset_gpio_port[0] = -EINVAL,
- .reset_gpio_port[1] = IGEP3_GPIO_USBH_NRESET,
- .reset_gpio_port[2] = -EINVAL,
};
#ifdef CONFIG_OMAP_MUX
@@ -642,8 +644,10 @@ static void __init igep_init(void)
if (machine_is_igep0020()) {
omap_display_init(&igep2_dss_data);
igep2_init_smsc911x();
+ usbhs_init_phys(igep2_phy_data, ARRAY_SIZE(igep2_phy_data));
usbhs_init(&igep2_usbhs_bdata);
} else {
+ usbhs_init_phys(igep3_phy_data, ARRAY_SIZE(igep3_phy_data));
usbhs_init(&igep3_usbhs_bdata);
}
}
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index c3558f93d42..5382215a49b 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -33,6 +33,7 @@
#include <linux/mtd/nand.h>
#include <linux/mmc/host.h>
#include <linux/usb/phy.h>
+#include <linux/usb/nop-usb-xceiv.h>
#include <linux/regulator/machine.h>
#include <linux/i2c/twl.h>
@@ -277,6 +278,21 @@ static struct regulator_consumer_supply beagle_vsim_supply[] = {
static struct gpio_led gpio_leds[];
+/* PHY's VCC regulator might be added later, so flag that we need it */
+static struct nop_usb_xceiv_platform_data hsusb2_phy_data = {
+ .needs_vcc = true,
+};
+
+static struct usbhs_phy_data phy_data[] = {
+ {
+ .port = 2,
+ .reset_gpio = 147,
+ .vcc_gpio = -1, /* updated in beagle_twl_gpio_setup */
+ .vcc_polarity = 1, /* updated in beagle_twl_gpio_setup */
+ .platform_data = &hsusb2_phy_data,
+ },
+};
+
static int beagle_twl_gpio_setup(struct device *dev,
unsigned gpio, unsigned ngpio)
{
@@ -318,9 +334,11 @@ static int beagle_twl_gpio_setup(struct device *dev,
}
dvi_panel.power_down_gpio = beagle_config.dvi_pd_gpio;
- gpio_request_one(gpio + TWL4030_GPIO_MAX, beagle_config.usb_pwr_level,
- "nEN_USB_PWR");
+ /* TWL4030_GPIO_MAX i.e. LED_GPO controls HS USB Port 2 power */
+ phy_data[0].vcc_gpio = gpio + TWL4030_GPIO_MAX;
+ phy_data[0].vcc_polarity = beagle_config.usb_pwr_level;
+ usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
return 0;
}
@@ -453,15 +471,7 @@ static struct platform_device *omap3_beagle_devices[] __initdata = {
};
static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
-
- .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
- .phy_reset = true,
- .reset_gpio_port[0] = -EINVAL,
- .reset_gpio_port[1] = 147,
- .reset_gpio_port[2] = -EINVAL
};
#ifdef CONFIG_OMAP_MUX
@@ -543,7 +553,9 @@ static void __init omap3_beagle_init(void)
usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
usb_musb_init(NULL);
+
usbhs_init(&usbhs_bdata);
+
board_nand_init(omap3beagle_nand_partitions,
ARRAY_SIZE(omap3beagle_nand_partitions), NAND_CS,
NAND_BUSWIDTH_16, NULL);
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index 48789e0bb91..2de92facc8a 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -496,7 +496,7 @@ 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 +539,16 @@ static int __init omap3_evm_i2c_init(void)
return 0;
}
-static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
+static struct usbhs_phy_data phy_data[] __initdata = {
+ {
+ .port = 2,
+ .reset_gpio = -1, /* set at runtime */
+ .vcc_gpio = -EINVAL,
+ },
+};
- .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
+static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
- .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
};
#ifdef CONFIG_OMAP_MUX
@@ -725,7 +724,7 @@ 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 +732,12 @@ 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);
+
+ 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,
diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c
index 2bba362148a..1004d2aaa68 100644
--- a/arch/arm/mach-omap2/board-omap3pandora.c
+++ b/arch/arm/mach-omap2/board-omap3pandora.c
@@ -346,7 +346,7 @@ static struct regulator_consumer_supply pandora_vcc_lcd_supply[] = {
};
static struct regulator_consumer_supply pandora_usb_phy_supply[] = {
- REGULATOR_SUPPLY("hsusb1", "ehci-omap.0"),
+ REGULATOR_SUPPLY("vcc", "nop_usb_xceiv.2"), /* hsusb port 2 */
};
/* ads7846 on SPI and 2 nub controllers on I2C */
@@ -561,6 +561,14 @@ fail:
printk(KERN_ERR "wl1251 board initialisation failed\n");
}
+static struct usbhs_phy_data phy_data[] __initdata = {
+ {
+ .port = 2,
+ .reset_gpio = 16,
+ .vcc_gpio = -EINVAL,
+ },
+};
+
static struct platform_device *omap3pandora_devices[] __initdata = {
&pandora_leds_gpio,
&pandora_keys_gpio,
@@ -569,15 +577,7 @@ static struct platform_device *omap3pandora_devices[] __initdata = {
};
static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
-
- .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
- .phy_reset = true,
- .reset_gpio_port[0] = -EINVAL,
- .reset_gpio_port[1] = 16,
- .reset_gpio_port[2] = -EINVAL
};
#ifdef CONFIG_OMAP_MUX
@@ -601,7 +601,10 @@ static void __init omap3pandora_init(void)
spi_register_board_info(omap3pandora_spi_board_info,
ARRAY_SIZE(omap3pandora_spi_board_info));
omap_ads7846_init(1, OMAP3_PANDORA_TS_GPIO, 0, NULL);
+
+ usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
usbhs_init(&usbhs_bdata);
+
usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
usb_musb_init(NULL);
gpmc_nand_init(&pandora_nand_data, NULL);
diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c
index 95c10b3aa67..bf095648989 100644
--- a/arch/arm/mach-omap2/board-omap3stalker.c
+++ b/arch/arm/mach-omap2/board-omap3stalker.c
@@ -358,19 +358,20 @@ static int __init omap3_stalker_i2c_init(void)
#define OMAP3_STALKER_TS_GPIO 175
+static struct usbhs_phy_data phy_data[] __initdata = {
+ {
+ .port = 2,
+ .reset_gpio = 21,
+ .vcc_gpio = -EINVAL,
+ },
+};
+
static struct platform_device *omap3_stalker_devices[] __initdata = {
&keys_gpio,
};
static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
- .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
- .phy_reset = true,
- .reset_gpio_port[0] = -EINVAL,
- .reset_gpio_port[1] = 21,
- .reset_gpio_port[2] = -EINVAL,
};
#ifdef CONFIG_OMAP_MUX
@@ -407,6 +408,8 @@ static void __init omap3_stalker_init(void)
omap_sdrc_init(mt46h32m32lf6_sdrc_params, NULL);
usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
usb_musb_init(NULL);
+
+ usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
usbhs_init(&usbhs_bdata);
omap_ads7846_init(1, OMAP3_STALKER_TS_GPIO, 310, NULL);
diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c
index bcd44fbcd87..7da48bc42bb 100644
--- a/arch/arm/mach-omap2/board-omap3touchbook.c
+++ b/arch/arm/mach-omap2/board-omap3touchbook.c
@@ -305,21 +305,22 @@ static struct omap_board_mux board_mux[] __initdata = {
};
#endif
+static struct usbhs_phy_data phy_data[] __initdata = {
+ {
+ .port = 2,
+ .reset_gpio = 147,
+ .vcc_gpio = -EINVAL,
+ },
+};
+
static struct platform_device *omap3_touchbook_devices[] __initdata = {
&leds_gpio,
&keys_gpio,
};
static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
-
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
- .phy_reset = true,
- .reset_gpio_port[0] = -EINVAL,
- .reset_gpio_port[1] = 147,
- .reset_gpio_port[2] = -EINVAL
};
static void omap3_touchbook_poweroff(void)
@@ -368,6 +369,8 @@ static void __init omap3_touchbook_init(void)
omap_ads7846_init(4, OMAP3_TS_GPIO, 310, &ads7846_pdata);
usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
usb_musb_init(NULL);
+
+ usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
usbhs_init(&usbhs_bdata);
board_nand_init(omap3touchbook_nand_partitions,
ARRAY_SIZE(omap3touchbook_nand_partitions), NAND_CS,
diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c
index b02c2f00609..a71ad345f20 100644
--- a/arch/arm/mach-omap2/board-omap4panda.c
+++ b/arch/arm/mach-omap2/board-omap4panda.c
@@ -31,6 +31,7 @@
#include <linux/ti_wilink_st.h>
#include <linux/usb/musb.h>
#include <linux/usb/phy.h>
+#include <linux/usb/nop-usb-xceiv.h>
#include <linux/wl12xx.h>
#include <linux/irqchip/arm-gic.h>
#include <linux/platform_data/omap-abe-twl6040.h>
@@ -132,6 +133,22 @@ static struct platform_device btwilink_device = {
.id = -1,
};
+/* PHY device on HS USB Port 1 i.e. nop_usb_xceiv.1 */
+static struct nop_usb_xceiv_platform_data hsusb1_phy_data = {
+ /* FREF_CLK3 provides the 19.2 MHz reference clock to the PHY */
+ .clk_rate = 19200000,
+};
+
+static struct usbhs_phy_data phy_data[] __initdata = {
+ {
+ .port = 1,
+ .reset_gpio = GPIO_HUB_NRESET,
+ .vcc_gpio = GPIO_HUB_POWER,
+ .vcc_polarity = 1,
+ .platform_data = &hsusb1_phy_data,
+ },
+};
+
static struct platform_device *panda_devices[] __initdata = {
&leds_gpio,
&wl1271_device,
@@ -142,49 +159,19 @@ static struct platform_device *panda_devices[] __initdata = {
static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
- .phy_reset = false,
- .reset_gpio_port[0] = -EINVAL,
- .reset_gpio_port[1] = -EINVAL,
- .reset_gpio_port[2] = -EINVAL
-};
-
-static struct gpio panda_ehci_gpios[] __initdata = {
- { GPIO_HUB_POWER, GPIOF_OUT_INIT_LOW, "hub_power" },
- { GPIO_HUB_NRESET, GPIOF_OUT_INIT_LOW, "hub_nreset" },
};
static void __init omap4_ehci_init(void)
{
int ret;
- struct clk *phy_ref_clk;
/* FREF_CLK3 provides the 19.2 MHz reference clock to the PHY */
- phy_ref_clk = clk_get(NULL, "auxclk3_ck");
- if (IS_ERR(phy_ref_clk)) {
- pr_err("Cannot request auxclk3\n");
- return;
- }
- clk_set_rate(phy_ref_clk, 19200000);
- clk_prepare_enable(phy_ref_clk);
-
- /* disable the power to the usb hub prior to init and reset phy+hub */
- ret = gpio_request_array(panda_ehci_gpios,
- ARRAY_SIZE(panda_ehci_gpios));
- if (ret) {
- pr_err("Unable to initialize EHCI power/reset\n");
- return;
- }
-
- gpio_export(GPIO_HUB_POWER, 0);
- gpio_export(GPIO_HUB_NRESET, 0);
- gpio_set_value(GPIO_HUB_NRESET, 1);
+ ret = clk_add_alias("main_clk", "nop_usb_xceiv.1", "auxclk3_ck", NULL);
+ if (ret)
+ pr_err("Failed to add main_clk alias to auxclk3_ck\n");
+ usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
usbhs_init(&usbhs_bdata);
-
- /* enable power to hub */
- gpio_set_value(GPIO_HUB_POWER, 1);
}
static struct omap_musb_board_data musb_board_data = {
diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c
index 86bab51154e..ab79a4422bc 100644
--- a/arch/arm/mach-omap2/board-overo.c
+++ b/arch/arm/mach-omap2/board-overo.c
@@ -458,14 +458,16 @@ static int __init overo_spi_init(void)
return 0;
}
+static struct usbhs_phy_data phy_data[] __initdata = {
+ {
+ .port = 2,
+ .reset_gpio = OVERO_GPIO_USBH_NRESET,
+ .vcc_gpio = -EINVAL,
+ },
+};
+
static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
- .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
- .phy_reset = true,
- .reset_gpio_port[0] = -EINVAL,
- .reset_gpio_port[1] = OVERO_GPIO_USBH_NRESET,
- .reset_gpio_port[2] = -EINVAL
};
#ifdef CONFIG_OMAP_MUX
@@ -502,6 +504,8 @@ static void __init overo_init(void)
ARRAY_SIZE(overo_nand_partitions), NAND_CS, 0, NULL);
usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
usb_musb_init(NULL);
+
+ usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
usbhs_init(&usbhs_bdata);
overo_spi_init();
overo_init_smsc911x();
diff --git a/arch/arm/mach-omap2/board-zoom.c b/arch/arm/mach-omap2/board-zoom.c
index 5e4d4c9fe61..1a3dd865d8e 100644
--- a/arch/arm/mach-omap2/board-zoom.c
+++ b/arch/arm/mach-omap2/board-zoom.c
@@ -92,14 +92,16 @@ static struct mtd_partition zoom_nand_partitions[] = {
},
};
+static struct usbhs_phy_data phy_data[] __initdata = {
+ {
+ .port = 2,
+ .reset_gpio = ZOOM3_EHCI_RESET_GPIO,
+ .vcc_gpio = -EINVAL,
+ },
+};
+
static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
- .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
- .phy_reset = true,
- .reset_gpio_port[0] = -EINVAL,
- .reset_gpio_port[1] = ZOOM3_EHCI_RESET_GPIO,
- .reset_gpio_port[2] = -EINVAL,
};
static void __init omap_zoom_init(void)
@@ -109,6 +111,8 @@ static void __init omap_zoom_init(void)
} else if (machine_is_omap_zoom3()) {
omap3_mux_init(board_mux, OMAP_PACKAGE_CBP);
omap_mux_init_gpio(ZOOM3_EHCI_RESET_GPIO, OMAP_PIN_OUTPUT);
+
+ usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
usbhs_init(&usbhs_bdata);
}
diff --git a/arch/arm/mach-omap2/usb-host.c b/arch/arm/mach-omap2/usb-host.c
index 5706bdccf45..aa27d7f5cbb 100644
--- a/arch/arm/mach-omap2/usb-host.c
+++ b/arch/arm/mach-omap2/usb-host.c
@@ -22,8 +22,12 @@
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/dma-mapping.h>
-
-#include <asm/io.h>
+#include <linux/regulator/machine.h>
+#include <linux/regulator/fixed.h>
+#include <linux/string.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+#include <linux/usb/phy.h>
#include "soc.h"
#include "omap_device.h"
@@ -526,3 +530,155 @@ void __init usbhs_init(struct usbhs_omap_platform_data *pdata)
}
#endif
+
+/* Template for PHY regulators */
+static struct fixed_voltage_config hsusb_reg_config = {
+ /* .supply_name filled later */
+ .microvolts = 3300000,
+ .gpio = -1, /* updated later */
+ .startup_delay = 70000, /* 70msec */
+ .enable_high = 1, /* updated later */
+ .enabled_at_boot = 0, /* keep in RESET */
+ /* .init_data filled later */
+};
+
+static const char *nop_name = "nop_usb_xceiv"; /* NOP PHY driver */
+static const char *reg_name = "reg-fixed-voltage"; /* Regulator driver */
+
+/**
+ * usbhs_add_regulator - Add a gpio based fixed voltage regulator device
+ * @name: name for the regulator
+ * @dev_id: device id of the device this regulator supplies power to
+ * @dev_supply: supply name that the device expects
+ * @gpio: GPIO number
+ * @polarity: 1 - Active high, 0 - Active low
+ */
+static int usbhs_add_regulator(char *name, char *dev_id, char *dev_supply,
+ int gpio, int polarity)
+{
+ struct regulator_consumer_supply *supplies;
+ struct regulator_init_data *reg_data;
+ struct fixed_voltage_config *config;
+ struct platform_device *pdev;
+ int ret;
+
+ supplies = kzalloc(sizeof(*supplies), GFP_KERNEL);
+ if (!supplies)
+ return -ENOMEM;
+
+ supplies->supply = dev_supply;
+ supplies->dev_name = dev_id;
+
+ reg_data = kzalloc(sizeof(*reg_data), GFP_KERNEL);
+ if (!reg_data)
+ return -ENOMEM;
+
+ reg_data->constraints.valid_ops_mask = REGULATOR_CHANGE_STATUS;
+ reg_data->consumer_supplies = supplies;
+ reg_data->num_consumer_supplies = 1;
+
+ config = kmemdup(&hsusb_reg_config, sizeof(hsusb_reg_config),
+ GFP_KERNEL);
+ if (!config)
+ return -ENOMEM;
+
+ config->supply_name = name;
+ config->gpio = gpio;
+ config->enable_high = polarity;
+ config->init_data = reg_data;
+
+ /* create a regulator device */
+ pdev = kzalloc(sizeof(*pdev), GFP_KERNEL);
+ if (!pdev)
+ return -ENOMEM;
+
+ pdev->id = PLATFORM_DEVID_AUTO;
+ pdev->name = reg_name;
+ pdev->dev.platform_data = config;
+
+ ret = platform_device_register(pdev);
+ if (ret)
+ pr_err("%s: Failed registering regulator %s for %s\n",
+ __func__, name, dev_id);
+
+ return ret;
+}
+
+int usbhs_init_phys(struct usbhs_phy_data *phy, int num_phys)
+{
+ char *rail_name;
+ int i, len;
+ struct platform_device *pdev;
+ char *phy_id;
+
+ /* the phy_id will be something like "nop_usb_xceiv.1" */
+ len = strlen(nop_name) + 3; /* 3 -> ".1" and NULL terminator */
+
+ for (i = 0; i < num_phys; i++) {
+
+ if (!phy->port) {
+ pr_err("%s: Invalid port 0. Must start from 1\n",
+ __func__);
+ continue;
+ }
+
+ /* do we need a NOP PHY device ? */
+ if (!gpio_is_valid(phy->reset_gpio) &&
+ !gpio_is_valid(phy->vcc_gpio))
+ continue;
+
+ /* create a NOP PHY device */
+ pdev = kzalloc(sizeof(*pdev), GFP_KERNEL);
+ if (!pdev)
+ return -ENOMEM;
+
+ pdev->id = phy->port;
+ pdev->name = nop_name;
+ pdev->dev.platform_data = phy->platform_data;
+
+ phy_id = kmalloc(len, GFP_KERNEL);
+ if (!phy_id)
+ return -ENOMEM;
+
+ scnprintf(phy_id, len, "nop_usb_xceiv.%d\n",
+ pdev->id);
+
+ if (platform_device_register(pdev)) {
+ pr_err("%s: Failed to register device %s\n",
+ __func__, phy_id);
+ continue;
+ }
+
+ usb_bind_phy("ehci-omap.0", phy->port - 1, phy_id);
+
+ /* Do we need RESET regulator ? */
+ if (gpio_is_valid(phy->reset_gpio)) {
+
+ rail_name = kmalloc(13, GFP_KERNEL);
+ if (!rail_name)
+ return -ENOMEM;
+
+ scnprintf(rail_name, 13, "hsusb%d_reset", phy->port);
+
+ usbhs_add_regulator(rail_name, phy_id, "reset",
+ phy->reset_gpio, 1);
+ }
+
+ /* Do we need VCC regulator ? */
+ if (gpio_is_valid(phy->vcc_gpio)) {
+
+ rail_name = kmalloc(13, GFP_KERNEL);
+ if (!rail_name)
+ return -ENOMEM;
+
+ scnprintf(rail_name, 13, "hsusb%d_vcc", phy->port);
+
+ usbhs_add_regulator(rail_name, phy_id, "vcc",
+ phy->vcc_gpio, phy->vcc_polarity);
+ }
+
+ phy++;
+ }
+
+ return 0;
+}
diff --git a/arch/arm/mach-omap2/usb.h b/arch/arm/mach-omap2/usb.h
index 3319f5cf47a..e7261ebcf7b 100644
--- a/arch/arm/mach-omap2/usb.h
+++ b/arch/arm/mach-omap2/usb.h
@@ -53,8 +53,17 @@
#define USBPHY_OTGSESSEND_EN (1 << 20)
#define USBPHY_DATA_POLARITY (1 << 23)
+struct usbhs_phy_data {
+ int port; /* 1 indexed port number */
+ int reset_gpio;
+ int vcc_gpio;
+ bool vcc_polarity; /* 1 active high, 0 active low */
+ void *platform_data;
+};
+
extern void usb_musb_init(struct omap_musb_board_data *board_data);
extern void usbhs_init(struct usbhs_omap_platform_data *pdata);
+extern int usbhs_init_phys(struct usbhs_phy_data *phy, int num_phys);
extern void am35x_musb_reset(void);
extern void am35x_musb_phy_power(u8 on);