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ARM: davinci: da830-evm: remove legacy usb helpers

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The logic implemented by these routines now lives in the da8xx-ohci
driver. Remove dead code.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
This commit is contained in:
Bartosz Golaszewski 2019-02-11 11:37:01 +01:00 committed by Sekhar Nori
parent 2435854e2a
commit 339850f23a
1 changed files with 0 additions and 67 deletions
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67
arch/arm/mach-davinci/board-da830-evm.c
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@ -52,8 +52,6 @@ static const short da830_evm_usb11_pins[] = {
-1
};
static da8xx_ocic_handler_t da830_evm_usb_ocic_handler;
static struct gpiod_lookup_table da830_evm_usb_gpio_lookup = {
.dev_id = "ohci-da8xx",
.table = {
@ -62,60 +60,11 @@ static struct gpiod_lookup_table da830_evm_usb_gpio_lookup = {
},
};
static int da830_evm_usb_set_power(unsigned port, int on)
{
gpio_set_value(ON_BD_USB_DRV, on);
return 0;
}
static int da830_evm_usb_get_power(unsigned port)
{
return gpio_get_value(ON_BD_USB_DRV);
}
static int da830_evm_usb_get_oci(unsigned port)
{
return !gpio_get_value(ON_BD_USB_OVC);
}
static irqreturn_t da830_evm_usb_ocic_irq(int, void *);
static int da830_evm_usb_ocic_notify(da8xx_ocic_handler_t handler)
{
int irq = gpio_to_irq(ON_BD_USB_OVC);
int error = 0;
if (handler != NULL) {
da830_evm_usb_ocic_handler = handler;
error = request_irq(irq, da830_evm_usb_ocic_irq,
IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
"OHCI over-current indicator", NULL);
if (error)
pr_err("%s: could not request IRQ to watch over-current indicator changes\n",
__func__);
} else
free_irq(irq, NULL);
return error;
}
static struct da8xx_ohci_root_hub da830_evm_usb11_pdata = {
.set_power = da830_evm_usb_set_power,
.get_power = da830_evm_usb_get_power,
.get_oci = da830_evm_usb_get_oci,
.ocic_notify = da830_evm_usb_ocic_notify,
/* TPS2065 switch @ 5V */
.potpgt = (3 + 1) / 2, /* 3 ms max */
};
static irqreturn_t da830_evm_usb_ocic_irq(int irq, void *dev_id)
{
da830_evm_usb_ocic_handler(&da830_evm_usb11_pdata, 1);
return IRQ_HANDLED;
}
static __init void da830_evm_usb_init(void)
{
int ret;
@ -150,22 +99,6 @@ static __init void da830_evm_usb_init(void)
return;
}
ret = gpio_request(ON_BD_USB_DRV, "ON_BD_USB_DRV");
if (ret) {
pr_err("%s: failed to request GPIO for USB 1.1 port power control: %d\n",
__func__, ret);
return;
}
gpio_direction_output(ON_BD_USB_DRV, 0);
ret = gpio_request(ON_BD_USB_OVC, "ON_BD_USB_OVC");
if (ret) {
pr_err("%s: failed to request GPIO for USB 1.1 port over-current indicator: %d\n",
__func__, ret);
return;
}
gpio_direction_input(ON_BD_USB_OVC);
gpiod_add_lookup_table(&da830_evm_usb_gpio_lookup);
ret = da8xx_register_usb11(&da830_evm_usb11_pdata);