[PATCH] omap: Add platform init code for EHCI driver

From: Felipe Balbi
Date: Tue Nov 10 2009 - 21:24:39 EST

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Add platform init code for EHCI driver.

Various fixes to the original patch by Ajay Kumar Gupta <ajay.gupta@xxxxxx>
and Anand Gadiyar <gadiyar@xxxxxx>.

Overo support added by Olof Johansson <olof@xxxxxxxxx>
Beagle support added by Koen Kooi <koen@xxxxxxxxxxxxxxx>
CM-T32 support added by Mike Rapoport <mike@xxxxxxxxxxxxxx>

Signed-off-by: Signed-off-by: Olof Johansson <olof@xxxxxxxxx>
Acked-by: Steve Sakoman <steve@xxxxxxxxxxx>
Signed-off-by: Koen Kooi <koen@xxxxxxxxxxxxxxx>
Signed-off-by: Mike Rapoport <mike@xxxxxxxxxxxxxx>
Signed-off-by: Ajay Kumar Gupta <ajay.gupta@xxxxxx>
Signed-off-by: Anand Gadiyar <gadiyar@xxxxxx>
Signed-off-by: Felipe Balbi <felipe.balbi@xxxxxxxxx>
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>

diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 7468505..03cb4fc 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -82,6 +82,7 @@ obj-$(CONFIG_MACH_OMAP_4430SDP) += board-4430sdp.o
# Platform specific device init code
obj-y += usb-musb.o
obj-$(CONFIG_MACH_OMAP2_TUSB6010) += usb-tusb6010.o
+obj-y += usb-ehci.o

onenand-$(CONFIG_MTD_ONENAND_OMAP2) := gpmc-onenand.o
obj-y += $(onenand-m) $(onenand-y)
diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c
index a2abac9..a3c1271 100644
--- a/arch/arm/mach-omap2/board-3430sdp.c
+++ b/arch/arm/mach-omap2/board-3430sdp.c
@@ -484,6 +484,18 @@ static void enable_board_wakeup_source(void)
omap_cfg_reg(AF26_34XX_SYS_NIRQ); /* T2 interrupt line (keypad) */
}

+static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+
+ .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
+ .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
+ .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+
+ .phy_reset = true,
+ .reset_gpio_port[0] = 57,
+ .reset_gpio_port[1] = 61,
+ .reset_gpio_port[2] = -EINVAL
+};
+
static void __init omap_3430sdp_init(void)
{
omap3430_i2c_init();
@@ -500,6 +512,7 @@ static void __init omap_3430sdp_init(void)
usb_musb_init();
board_smc91x_init();
enable_board_wakeup_source();
+ usb_ehci_init(&ehci_pdata);
}

static void __init omap_3430sdp_map_io(void)
diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c
index e7a29e4..0a39513 100644
--- a/arch/arm/mach-omap2/board-cm-t35.c
+++ b/arch/arm/mach-omap2/board-cm-t35.c
@@ -352,6 +352,17 @@ static struct twl4030_hsmmc_info mmc[] = {
{} /* Terminator */
};

+static struct ehci_hcd_omap_platform_data ehci_pdata = {
+ .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
+ .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
+ .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+
+ .phy_reset = true,
+ .reset_gpio_port[0] = -EINVAL,
+ .reset_gpio_port[1] = -EINVAL,
+ .reset_gpio_port[2] = -EINVAL
+};
+
static int cm_t35_twl_gpio_setup(struct device *dev, unsigned gpio,
unsigned ngpio)
{
@@ -377,6 +388,12 @@ static int cm_t35_twl_gpio_setup(struct device *dev, unsigned gpio,
cm_t35_vmmc1_supply.dev = mmc[0].dev;
cm_t35_vsim_supply.dev = mmc[0].dev;

+ /* setup USB with proper PHY reset GPIOs */
+ ehci_pdata.reset_gpio_port[0] = gpio + 6;
+ ehci_pdata.reset_gpio_port[1] = gpio + 7;
+
+ usb_ehci_init(&ehci_pdata);
+
return 0;
}

diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 71a3528..6cb99f6 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -400,6 +400,18 @@ static void __init omap3beagle_flash_init(void)
}
}

+static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+
+ .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
+ .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
+ .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+
+ .phy_reset = true,
+ .reset_gpio_port[0] = -EINVAL,
+ .reset_gpio_port[1] = 147,
+ .reset_gpio_port[2] = -EINVAL
+};
+
static void __init omap3_beagle_init(void)
{
omap3_beagle_i2c_init();
@@ -413,6 +425,7 @@ static void __init omap3_beagle_init(void)
gpio_direction_output(170, true);

usb_musb_init();
+ usb_ehci_init(&ehci_pdata);
omap3beagle_flash_init();

/* Ensure SDRC pins are mux'd for self-refresh */
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index 660ef8c..b9b0f4c 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -343,6 +343,18 @@ static struct platform_device *omap3_evm_devices[] __initdata = {
&omap3evm_smc911x_device,
};

+static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+
+ .port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+ .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
+ .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+
+ .phy_reset = true,
+ .reset_gpio_port[0] = -EINVAL,
+ .reset_gpio_port[1] = 135,
+ .reset_gpio_port[2] = -EINVAL
+};
+
static void __init omap3_evm_init(void)
{
omap3_evm_i2c_init();
@@ -358,6 +370,9 @@ static void __init omap3_evm_init(void)
usb_nop_xceiv_register();
#endif
usb_musb_init();
+ /* Setup EHCI phy reset padconfig */
+ omap_cfg_reg(AF4_34XX_GPIO135_OUT);
+ usb_ehci_init(&ehci_pdata);
ads7846_dev_init();
}

diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c
index 5a38494..581a18d 100644
--- a/arch/arm/mach-omap2/board-omap3pandora.c
+++ b/arch/arm/mach-omap2/board-omap3pandora.c
@@ -387,6 +387,18 @@ static struct platform_device *omap3pandora_devices[] __initdata = {
&pandora_keys_gpio,
};

+static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+
+ .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
+ .port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+ .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+
+ .phy_reset = true,
+ .reset_gpio_port[0] = 16,
+ .reset_gpio_port[1] = -EINVAL,
+ .reset_gpio_port[2] = -EINVAL
+};
+
static void __init omap3pandora_init(void)
{
omap3pandora_i2c_init();
@@ -396,6 +408,7 @@ static void __init omap3pandora_init(void)
spi_register_board_info(omap3pandora_spi_board_info,
ARRAY_SIZE(omap3pandora_spi_board_info));
omap3pandora_ads7846_init();
+ usb_ehci_init(&ehci_pdata);
pandora_keys_gpio_init();
usb_musb_init();

diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c
index 461522c..92f3f3a 100644
--- a/arch/arm/mach-omap2/board-overo.c
+++ b/arch/arm/mach-omap2/board-overo.c
@@ -384,6 +384,18 @@ static struct platform_device *overo_devices[] __initdata = {
&overo_lcd_device,
};

+static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+ .port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+ .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
+ .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+
+ .phy_reset = true,
+ .reset_gpio_port[0] = -EINVAL,
+ .reset_gpio_port[1] = OVERO_GPIO_USBH_NRESET,
+ .reset_gpio_port[2] = -EINVAL
+};
+
+
static void __init overo_init(void)
{
overo_i2c_init();
@@ -391,6 +403,7 @@ static void __init overo_init(void)
omap_serial_init();
overo_flash_init();
usb_musb_init();
+ usb_ehci_init(&ehci_pdata);
overo_ads7846_init();
overo_init_smsc911x();

@@ -433,14 +446,6 @@ static void __init overo_init(void)
else
printk(KERN_ERR "could not obtain gpio for "
"OVERO_GPIO_USBH_CPEN\n");
-
- if ((gpio_request(OVERO_GPIO_USBH_NRESET,
- "OVERO_GPIO_USBH_NRESET") == 0) &&
- (gpio_direction_output(OVERO_GPIO_USBH_NRESET, 1) == 0))
- gpio_export(OVERO_GPIO_USBH_NRESET, 0);
- else
- printk(KERN_ERR "could not obtain gpio for "
- "OVERO_GPIO_USBH_NRESET\n");
}

static void __init overo_map_io(void)
diff --git a/arch/arm/plat-omap/include/plat/omap34xx.h b/arch/arm/plat-omap/include/plat/omap34xx.h
index f8d186a..4655707 100644
--- a/arch/arm/plat-omap/include/plat/omap34xx.h
+++ b/arch/arm/plat-omap/include/plat/omap34xx.h
@@ -74,8 +74,12 @@

#define OMAP34XX_IVA_INTC_BASE 0x40000000
#define OMAP34XX_HSUSB_OTG_BASE (L4_34XX_BASE + 0xAB000)
-#define OMAP34XX_HSUSB_HOST_BASE (L4_34XX_BASE + 0x64000)
#define OMAP34XX_USBTLL_BASE (L4_34XX_BASE + 0x62000)
+#define OMAP34XX_UHH_CONFIG_BASE (L4_34XX_BASE + 0x64000)
+#define OMAP34XX_OHCI_BASE (L4_34XX_BASE + 0x64400)
+#define OMAP34XX_EHCI_BASE (L4_34XX_BASE + 0x64800)
+#define OMAP34XX_SR1_BASE 0x480C9000
+#define OMAP34XX_SR2_BASE 0x480CB000

#define OMAP34XX_MAILBOX_BASE (L4_34XX_BASE + 0x94000)

--8t9RHnE3ZwKMSgU+--
--
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Next message: Sid Boyce: "Re: 2.6.32-rc6 - 2.6.32-rc6-git3 misinterpreting fstype on boot"
Previous message: Li Zefan: "Re: [PATCH 5/6] Makes procs file writable to move all threads bytgid at once"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]