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prepare TQ-Components TQMa9263 kernel support

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SVN-Revision: 25162
This commit is contained in:
Jo-Philipp Wich 2011-01-27 20:54:54 +00:00
parent 7c73284307
commit 1effec1690
2 changed files with 109 additions and 0 deletions
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84
target/linux/at91/patches/600-usb_vbus_active_high.patch Normal file
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@ -0,0 +1,84 @@
--- a/arch/arm/mach-at91/at91cap9_devices.c
+++ b/arch/arm/mach-at91/at91cap9_devices.c
@@ -77,7 +77,7 @@
/* Enable VBus control for UHP ports */
for (i = 0; i < data->ports; i++) {
if (data->vbus_pin[i])
- at91_set_gpio_output(data->vbus_pin[i], 0);
+ at91_set_gpio_output(data->vbus_pin[i], data->vbus_active_high);
}
usbh_data = *data;
--- a/arch/arm/mach-at91/at91sam9263_devices.c
+++ b/arch/arm/mach-at91/at91sam9263_devices.c
@@ -71,7 +71,7 @@
/* Enable VBus control for UHP ports */
for (i = 0; i < data->ports; i++) {
if (data->vbus_pin[i])
- at91_set_gpio_output(data->vbus_pin[i], 0);
+ at91_set_gpio_output(data->vbus_pin[i], data->vbus_active_high);
}
usbh_data = *data;
--- a/arch/arm/mach-at91/at91sam9g45_devices.c
+++ b/arch/arm/mach-at91/at91sam9g45_devices.c
@@ -119,7 +119,7 @@
/* Enable VBus control for UHP ports */
for (i = 0; i < data->ports; i++) {
if (data->vbus_pin[i])
- at91_set_gpio_output(data->vbus_pin[i], 0);
+ at91_set_gpio_output(data->vbus_pin[i], data->vbus_active_high);
}
usbh_ohci_data = *data;
@@ -174,7 +174,7 @@
/* Enable VBus control for UHP ports */
for (i = 0; i < data->ports; i++) {
if (data->vbus_pin[i])
- at91_set_gpio_output(data->vbus_pin[i], 0);
+ at91_set_gpio_output(data->vbus_pin[i], data->vbus_active_high);
}
usbh_ehci_data = *data;
--- a/arch/arm/mach-at91/include/mach/board.h
+++ b/arch/arm/mach-at91/include/mach/board.h
@@ -93,8 +93,9 @@
/* USB Host */
struct at91_usbh_data {
- u8 ports; /* number of ports on root hub */
- u8 vbus_pin[2]; /* port power-control pin */
+ u8 ports; /* number of ports on root hub */
+ u8 vbus_pin[2]; /* port power-control pin */
+ u8 vbus_active_high; /* true == vbus_pins are active high */
};
extern void __init at91_add_device_usbh(struct at91_usbh_data *data);
extern void __init at91_add_device_usbh_ohci(struct at91_usbh_data *data);
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -277,14 +277,13 @@
if (pdata) {
/* REVISIT make the driver support per-port power switching,
* and also overcurrent detection. Here we assume the ports
- * are always powered while this driver is active, and use
- * active-low power switches.
+ * are always powered while this driver is active.
*/
for (i = 0; i < ARRAY_SIZE(pdata->vbus_pin); i++) {
if (pdata->vbus_pin[i] <= 0)
continue;
gpio_request(pdata->vbus_pin[i], "ohci_vbus");
- gpio_direction_output(pdata->vbus_pin[i], 0);
+ gpio_direction_output(pdata->vbus_pin[i], pdata->vbus_active_high);
}
}
@@ -301,7 +300,7 @@
for (i = 0; i < ARRAY_SIZE(pdata->vbus_pin); i++) {
if (pdata->vbus_pin[i] <= 0)
continue;
- gpio_direction_output(pdata->vbus_pin[i], 1);
+ gpio_direction_output(pdata->vbus_pin[i], !pdata->vbus_active_high);
gpio_free(pdata->vbus_pin[i]);
}
}

25
target/linux/at91/patches/700-tqma9263-support.patch Normal file
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@ -0,0 +1,25 @@
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -317,6 +317,12 @@
help
Select this if you are using the Adeneo Neocore 926 board.
+config MACH_TQMA9263
+ bool "TQ Components TQMa9263 board"
+ help
+ Select this if you are using the an TQ Components TQMa9263 board.
+ <http://www.tq-components.com/>
+
endif
# ----------------------------------------------------------
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -55,6 +55,7 @@
obj-$(CONFIG_MACH_AT91SAM9263EK) += board-sam9263ek.o
obj-$(CONFIG_MACH_USB_A9263) += board-usb-a9263.o
obj-$(CONFIG_MACH_NEOCORE926) += board-neocore926.o
+obj-$(CONFIG_MACH_TQMA9263) += board-tqma9263.o
# AT91SAM9RL board-specific support
obj-$(CONFIG_MACH_AT91SAM9RLEK) += board-sam9rlek.o