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usb: move phy driver from mach-tegra to drivers/usb

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As part of this patch:
	1. Moved existing tegra phy driver to drivers/USB directory.
	2. Added standard USB phy driver APIs to tegra phy driver.

Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com>
Tested-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Venu Byravarasu
2012-09-05 18:50:23 +05:30
committed by Felipe Balbi
parent de4217d90f
commit 1ba8216f0b
7 changed files with 103 additions and 85 deletions
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14
drivers/usb/host/ehci-tegra.c
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@@ -27,7 +27,7 @@
#include <linux/of_gpio.h>
#include <linux/pm_runtime.h>
#include <mach/usb_phy.h>
#include <linux/usb/tegra_usb_phy.h>
#include <mach/iomap.h>
#define TEGRA_USB_DMA_ALIGN 32
@@ -49,7 +49,7 @@ static void tegra_ehci_power_up(struct usb_hcd *hcd)
clk_prepare_enable(tegra->emc_clk);
clk_prepare_enable(tegra->clk);
tegra_usb_phy_power_on(tegra->phy);
usb_phy_set_suspend(&tegra->phy->u_phy, 0);
tegra->host_resumed = 1;
}
@@ -58,7 +58,7 @@ static void tegra_ehci_power_down(struct usb_hcd *hcd)
struct tegra_ehci_hcd *tegra = dev_get_drvdata(hcd->self.controller);
tegra->host_resumed = 0;
tegra_usb_phy_power_off(tegra->phy);
usb_phy_set_suspend(&tegra->phy->u_phy, 1);
clk_disable_unprepare(tegra->clk);
clk_disable_unprepare(tegra->emc_clk);
}
@@ -715,7 +715,9 @@ static int tegra_ehci_probe(struct platform_device *pdev)
goto fail_phy;
}
err = tegra_usb_phy_power_on(tegra->phy);
usb_phy_init(&tegra->phy->u_phy);
err = usb_phy_set_suspend(&tegra->phy->u_phy, 0);
if (err) {
dev_err(&pdev->dev, "Failed to power on the phy\n");
goto fail;
@@ -762,7 +764,7 @@ fail:
usb_put_phy(tegra->transceiver);
}
#endif
tegra_usb_phy_close(tegra->phy);
usb_phy_shutdown(&tegra->phy->u_phy);
fail_phy:
iounmap(hcd->regs);
fail_io:
@@ -801,7 +803,7 @@ static int tegra_ehci_remove(struct platform_device *pdev)
usb_remove_hcd(hcd);
usb_put_hcd(hcd);
tegra_usb_phy_close(tegra->phy);
usb_phy_shutdown(&tegra->phy->u_phy);
iounmap(hcd->regs);
clk_disable_unprepare(tegra->clk);