Add 2 platform devices for 'nop-usb-xceiv'. These will be used as a
PHY for HS USB Ports 1 and 2, so provide binding information for them.
Model RESET for HS USB Port 2 as GPIO fixed regulator and link it
to the respective 'nop-usb-xceiv' PHY.
Signed-off-by: Roger Quadros <rogerq@xxxxxx>
---
arch/arm/mach-omap2/board-omap3touchbook.c | 62 ++++++++++++++++++++++++---
1 files changed, 55 insertions(+), 7 deletions(-)
diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c
index 65a285f..3e00dbf 100644
--- a/arch/arm/mach-omap2/board-omap3touchbook.c
+++ b/arch/arm/mach-omap2/board-omap3touchbook.c
@@ -35,6 +35,8 @@
#include <linux/spi/ads7846.h>
#include <linux/regulator/machine.h>
+#include <linux/regulator/fixed.h>
+#include <linux/usb/phy.h>
#include <linux/i2c/twl.h>
#include <asm/mach-types.h>
@@ -304,21 +306,61 @@ static struct omap_board_mux board_mux[] __initdata = {
};
#endif
+/* PHY device on HS USB Port 1 i.e. nop_usb_xceiv.1 */
+static struct platform_device hsusb1_phy_device = {
+ .name = "nop_usb_xceiv",
+ .id = 1,
+};
+
+/* 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,
+};
+
+/* Regulator for HS USB Port 2 PHY reset */
+static struct regulator_consumer_supply hsusb2_reset_supplies[] = {
+ /* Link PHY device to reset supply so it gets used in the PHY driver */
+ REGULATOR_SUPPLY("reset", "nop_usb_xceiv.2"),
+};
+
+static struct regulator_init_data hsusb2_reset_data = {
+ .constraints = {
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ },
+ .consumer_supplies = hsusb2_reset_supplies,
+ .num_consumer_supplies = ARRAY_SIZE(hsusb2_reset_supplies),
+};
+
+static struct fixed_voltage_config hsusb2_reset_config = {
+ .supply_name = "hsusb2_reset",
+ .microvolts = 3300000,
+ .gpio = 147,
+ .startup_delay = 70000, /* 70msec */
+ .enable_high = 1,
+ .enabled_at_boot = 0, /* keep in RESET */
+ .init_data = &hsusb2_reset_data,
+};
+
+static struct platform_device hsusb2_reset_device = {
+ .name = "reg-fixed-voltage",
+ .id = PLATFORM_DEVID_AUTO,
+ .dev = {
+ .platform_data = &hsusb2_reset_config,
+ },
+};
+
static struct platform_device *omap3_touchbook_devices[] __initdata = {
&leds_gpio,
&keys_gpio,
+ &hsusb1_phy_device,
+ &hsusb2_phy_device,
+ &hsusb2_reset_device,
};
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)
@@ -366,6 +408,12 @@ static void __init omap3_touchbook_init(void)
/* Touchscreen and accelerometer */
omap_ads7846_init(4, OMAP3_TS_GPIO, 310, &ads7846_pdata);
usb_musb_init(NULL);
+
+ /* PHY on HSUSB Port 1 i.e. index 0 */
+ usb_bind_phy("ehci-omap.0", 0, "nop_usb_xceiv.1");
+ /* PHY on HSUSB Port 2 i.e. index 1 */
+ usb_bind_phy("ehci-omap.0", 1, "nop_usb_xceiv.2");
+
usbhs_init(&usbhs_bdata);
board_nand_init(omap3touchbook_nand_partitions,
ARRAY_SIZE(omap3touchbook_nand_partitions), NAND_CS,
--
1.7.4.1
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