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Merge branch 'omap/usb' into next/dt2 

Merging in dependencies for the omap/dt branch.

* omap/usb: (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: Olof Johansson <olof@lixom.net>
This commit is contained in:
Olof Johansson 2013-04-11 04:04:23 -07:00
parent 56fecc7de9 2e5f78aece
commit 35db05bb9d
22 changed files with 508 additions and 160 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

71
arch/arm/boot/dts/omap3-beagle.dts
View File

@ -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>;
};

31
arch/arm/boot/dts/omap3.dtsi
View File

@ -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>;
};
};
};
};

30
arch/arm/boot/dts/omap4.dtsi
View File

@ -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>;
};
};
};
};

21
arch/arm/mach-omap2/board-3430sdp.c
View File

@ -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);
}

21
arch/arm/mach-omap2/board-3630sdp.c
View File

@ -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);
}

24
arch/arm/mach-omap2/board-am3517crane.c
View File

@ -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);
}

17
arch/arm/mach-omap2/board-am3517evm.c
View File

@ -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 */

20
arch/arm/mach-omap2/board-cm-t35.c
View File

@ -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);
}

20
arch/arm/mach-omap2/board-cm-t3517.c
View File

@ -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;

8
arch/arm/mach-omap2/board-devkit8000.c
View File

@ -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

32
arch/arm/mach-omap2/board-igep0020.c
View File

@ -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);
}
}

32
arch/arm/mach-omap2/board-omap3beagle.c
View File

@ -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);

25
arch/arm/mach-omap2/board-omap3evm.c
View File

@ -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_phy_data phy_data[] __initdata = {
{
.port = 2,
.reset_gpio = -1, /* set at runtime */
.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,
/* 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,

21
arch/arm/mach-omap2/board-omap3pandora.c
View File

@ -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);

17
arch/arm/mach-omap2/board-omap3stalker.c
View File

@ -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);

17
arch/arm/mach-omap2/board-omap3touchbook.c
View File

@ -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,

55
arch/arm/mach-omap2/board-omap4panda.c
View File

@ -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 = {

16
arch/arm/mach-omap2/board-overo.c
View File

@ -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();

16
arch/arm/mach-omap2/board-zoom.c
View File

@ -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);
}

160
arch/arm/mach-omap2/usb-host.c
View File

@ -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;
}

9
arch/arm/mach-omap2/usb.h
View File

@ -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);

5
include/linux/usb/nop-usb-xceiv.h
View File

@ -5,6 +5,11 @@
struct nop_usb_xceiv_platform_data {
enum usb_phy_type type;
unsigned long clk_rate;
/* if set fails with -EPROBE_DEFER if can't get regulator */
unsigned int needs_vcc:1;
unsigned int needs_reset:1;
};
#if defined(CONFIG_NOP_USB_XCEIV) || (defined(CONFIG_NOP_USB_XCEIV_MODULE) && defined(MODULE))