diff options
| author | Ruslan Bilovol <ruslan.bilovol@ti.com> | 2012-07-23 18:22:53 +0300 |
|---|---|---|
| committer | Ziyann <jaraidaniel@gmail.com> | 2014-10-01 12:59:06 +0200 |
| commit | 689d519cb5f2e9e064c5e253e176569709800769 (patch) | |
| tree | e4a56168a00263966fde155e59a5c2348855d773 /drivers/mfd | |
| parent | c809d9d563852ca2e971dda6a30685e39c39f3b9 (diff) | |
| download | kernel_samsung_tuna-689d519cb5f2e9e064c5e253e176569709800769.zip kernel_samsung_tuna-689d519cb5f2e9e064c5e253e176569709800769.tar.gz kernel_samsung_tuna-689d519cb5f2e9e064c5e253e176569709800769.tar.bz2 | |
mfd: omap: remove hardcoding in usbhs
Change-Id: If4b4b9365424282abb623329d094706a52bc777f
Signed-off-by: Ruslan Bilovol <ruslan.bilovol@ti.com>
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/omap-usb-host.c | 51 |
1 files changed, 27 insertions, 24 deletions
diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c index 86f88a7..ada743a 100644 --- a/drivers/mfd/omap-usb-host.c +++ b/drivers/mfd/omap-usb-host.c @@ -833,18 +833,19 @@ static void omap_usbhs_init(struct device *dev) spin_lock_irqsave(&omap->lock, flags); if (pdata->ehci_data->phy_reset) { - if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[0])) { - gpio_request(pdata->ehci_data->reset_gpio_port[0], - "USB1 PHY reset"); - gpio_direction_output - (pdata->ehci_data->reset_gpio_port[0], 0); - } - - if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[1])) { - gpio_request(pdata->ehci_data->reset_gpio_port[1], - "USB2 PHY reset"); - gpio_direction_output - (pdata->ehci_data->reset_gpio_port[1], 0); + int i; + + static char gpio_label[ARRAY_SIZE(pdata->ehci_data->reset_gpio_port)][20]; + + for (i = 0; i < ARRAY_SIZE(pdata->ehci_data->reset_gpio_port); i++) { + if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[i])) { + snprintf(gpio_label[i], ARRAY_SIZE(gpio_label[i]), + "USB%d PHY reset", i); + gpio_request(pdata->ehci_data->reset_gpio_port[i], + gpio_label[i]); + gpio_direction_output + (pdata->ehci_data->reset_gpio_port[i], 0); + } } /* Hold the PHY in RESET for enough time till DIR is high */ @@ -949,18 +950,19 @@ static void omap_usbhs_init(struct device *dev) } if (pdata->ehci_data->phy_reset) { - /* Hold the PHY in RESET for enough time till + int i; + + /* + * Hold the PHY in RESET for enough time till * PHY is settled and ready */ udelay(10); - if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[0])) - gpio_set_value - (pdata->ehci_data->reset_gpio_port[0], 1); - - if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[1])) - gpio_set_value - (pdata->ehci_data->reset_gpio_port[1], 1); + for (i = 0; i < ARRAY_SIZE(pdata->ehci_data->reset_gpio_port); i++) { + if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[i])) + gpio_set_value + (pdata->ehci_data->reset_gpio_port[i], 1); + } } spin_unlock_irqrestore(&omap->lock, flags); @@ -975,11 +977,12 @@ static void omap_usbhs_deinit(struct device *dev) dev_dbg(dev, "stopping TI HSUSB Controller\n"); if (pdata->ehci_data->phy_reset) { - if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[0])) - gpio_free(pdata->ehci_data->reset_gpio_port[0]); + int i; - if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[1])) - gpio_free(pdata->ehci_data->reset_gpio_port[1]); + for (i = 0; i < ARRAY_SIZE(pdata->ehci_data->reset_gpio_port); i++) { + if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[i])) + gpio_free(pdata->ehci_data->reset_gpio_port[i]); + } } } |