prepare TQ-Components TQMa9263 kernel support
SVN-Revision: 25162
This commit is contained in:
Jo-Philipp Wich
parent
7c73284307
commit
1effec1690
2 changed files with 109 additions and 0 deletions
84
target/linux/at91/patches/600-usb_vbus_active_high.patch
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84
target/linux/at91/patches/600-usb_vbus_active_high.patch
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@ -0,0 +1,84 @@
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--- a/arch/arm/mach-at91/at91cap9_devices.c
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+++ b/arch/arm/mach-at91/at91cap9_devices.c
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@@ -77,7 +77,7 @@
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/* Enable VBus control for UHP ports */
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for (i = 0; i < data->ports; i++) {
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if (data->vbus_pin[i])
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- at91_set_gpio_output(data->vbus_pin[i], 0);
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+ at91_set_gpio_output(data->vbus_pin[i], data->vbus_active_high);
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}
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usbh_data = *data;
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--- a/arch/arm/mach-at91/at91sam9263_devices.c
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+++ b/arch/arm/mach-at91/at91sam9263_devices.c
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@@ -71,7 +71,7 @@
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/* Enable VBus control for UHP ports */
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for (i = 0; i < data->ports; i++) {
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if (data->vbus_pin[i])
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- at91_set_gpio_output(data->vbus_pin[i], 0);
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+ at91_set_gpio_output(data->vbus_pin[i], data->vbus_active_high);
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}
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usbh_data = *data;
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--- a/arch/arm/mach-at91/at91sam9g45_devices.c
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+++ b/arch/arm/mach-at91/at91sam9g45_devices.c
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@@ -119,7 +119,7 @@
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/* Enable VBus control for UHP ports */
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for (i = 0; i < data->ports; i++) {
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if (data->vbus_pin[i])
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- at91_set_gpio_output(data->vbus_pin[i], 0);
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+ at91_set_gpio_output(data->vbus_pin[i], data->vbus_active_high);
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}
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usbh_ohci_data = *data;
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@@ -174,7 +174,7 @@
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/* Enable VBus control for UHP ports */
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for (i = 0; i < data->ports; i++) {
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if (data->vbus_pin[i])
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- at91_set_gpio_output(data->vbus_pin[i], 0);
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+ at91_set_gpio_output(data->vbus_pin[i], data->vbus_active_high);
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}
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usbh_ehci_data = *data;
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--- a/arch/arm/mach-at91/include/mach/board.h
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+++ b/arch/arm/mach-at91/include/mach/board.h
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@@ -93,8 +93,9 @@
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/* USB Host */
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struct at91_usbh_data {
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- u8 ports; /* number of ports on root hub */
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- u8 vbus_pin[2]; /* port power-control pin */
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+ u8 ports; /* number of ports on root hub */
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+ u8 vbus_pin[2]; /* port power-control pin */
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+ u8 vbus_active_high; /* true == vbus_pins are active high */
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};
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extern void __init at91_add_device_usbh(struct at91_usbh_data *data);
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extern void __init at91_add_device_usbh_ohci(struct at91_usbh_data *data);
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--- a/drivers/usb/host/ohci-at91.c
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+++ b/drivers/usb/host/ohci-at91.c
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@@ -277,14 +277,13 @@
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if (pdata) {
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/* REVISIT make the driver support per-port power switching,
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* and also overcurrent detection. Here we assume the ports
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- * are always powered while this driver is active, and use
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- * active-low power switches.
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+ * are always powered while this driver is active.
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*/
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for (i = 0; i < ARRAY_SIZE(pdata->vbus_pin); i++) {
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if (pdata->vbus_pin[i] <= 0)
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continue;
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gpio_request(pdata->vbus_pin[i], "ohci_vbus");
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- gpio_direction_output(pdata->vbus_pin[i], 0);
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+ gpio_direction_output(pdata->vbus_pin[i], pdata->vbus_active_high);
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}
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}
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@@ -301,7 +300,7 @@
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for (i = 0; i < ARRAY_SIZE(pdata->vbus_pin); i++) {
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if (pdata->vbus_pin[i] <= 0)
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continue;
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- gpio_direction_output(pdata->vbus_pin[i], 1);
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+ gpio_direction_output(pdata->vbus_pin[i], !pdata->vbus_active_high);
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gpio_free(pdata->vbus_pin[i]);
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}
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}
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25
target/linux/at91/patches/700-tqma9263-support.patch
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25
target/linux/at91/patches/700-tqma9263-support.patch
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@ -0,0 +1,25 @@
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--- a/arch/arm/mach-at91/Kconfig
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+++ b/arch/arm/mach-at91/Kconfig
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@@ -317,6 +317,12 @@
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help
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Select this if you are using the Adeneo Neocore 926 board.
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+config MACH_TQMA9263
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+ bool "TQ Components TQMa9263 board"
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+ help
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+ Select this if you are using the an TQ Components TQMa9263 board.
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+ <http://www.tq-components.com/>
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+
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endif
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# ----------------------------------------------------------
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--- a/arch/arm/mach-at91/Makefile
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+++ b/arch/arm/mach-at91/Makefile
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@@ -55,6 +55,7 @@
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obj-$(CONFIG_MACH_AT91SAM9263EK) += board-sam9263ek.o
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obj-$(CONFIG_MACH_USB_A9263) += board-usb-a9263.o
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obj-$(CONFIG_MACH_NEOCORE926) += board-neocore926.o
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+obj-$(CONFIG_MACH_TQMA9263) += board-tqma9263.o
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# AT91SAM9RL board-specific support
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obj-$(CONFIG_MACH_AT91SAM9RLEK) += board-sam9rlek.o
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