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Diffstat (limited to 'arch/arm/mach-s5pv210/setup-usb-phy.c')
-rw-r--r--arch/arm/mach-s5pv210/setup-usb-phy.c95
1 files changed, 0 insertions, 95 deletions
diff --git a/arch/arm/mach-s5pv210/setup-usb-phy.c b/arch/arm/mach-s5pv210/setup-usb-phy.c
deleted file mode 100644
index b2ee5333f89c..000000000000
--- a/arch/arm/mach-s5pv210/setup-usb-phy.c
+++ /dev/null
@@ -1,95 +0,0 @@
-/*
- * Copyright (C) 2012 Samsung Electronics Co.Ltd
- * Author: Joonyoung Shim <jy0922.shim@samsung.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundationr
- */
-
-#include <linux/clk.h>
-#include <linux/delay.h>
-#include <linux/err.h>
-#include <linux/io.h>
-#include <linux/platform_device.h>
-
-#include <mach/map.h>
-
-#include <plat/cpu.h>
-#include <plat/regs-usb-hsotg-phy.h>
-#include <plat/usb-phy.h>
-
-#define S5PV210_USB_PHY_CON (S3C_VA_SYS + 0xE80C)
-#define S5PV210_USB_PHY0_EN (1 << 0)
-#define S5PV210_USB_PHY1_EN (1 << 1)
-
-static int s5pv210_usb_otgphy_init(struct platform_device *pdev)
-{
- struct clk *xusbxti;
- u32 phyclk;
-
- writel(readl(S5PV210_USB_PHY_CON) | S5PV210_USB_PHY0_EN,
- S5PV210_USB_PHY_CON);
-
- /* set clock frequency for PLL */
- phyclk = readl(S3C_PHYCLK) & ~S3C_PHYCLK_CLKSEL_MASK;
-
- xusbxti = clk_get(&pdev->dev, "xusbxti");
- if (xusbxti && !IS_ERR(xusbxti)) {
- switch (clk_get_rate(xusbxti)) {
- case 12 * MHZ:
- phyclk |= S3C_PHYCLK_CLKSEL_12M;
- break;
- case 24 * MHZ:
- phyclk |= S3C_PHYCLK_CLKSEL_24M;
- break;
- default:
- case 48 * MHZ:
- /* default reference clock */
- break;
- }
- clk_put(xusbxti);
- }
-
- /* TODO: select external clock/oscillator */
- writel(phyclk | S3C_PHYCLK_CLK_FORCE, S3C_PHYCLK);
-
- /* set to normal OTG PHY */
- writel((readl(S3C_PHYPWR) & ~S3C_PHYPWR_NORMAL_MASK), S3C_PHYPWR);
- mdelay(1);
-
- /* reset OTG PHY and Link */
- writel(S3C_RSTCON_PHY | S3C_RSTCON_HCLK | S3C_RSTCON_PHYCLK,
- S3C_RSTCON);
- udelay(20); /* at-least 10uS */
- writel(0, S3C_RSTCON);
-
- return 0;
-}
-
-static int s5pv210_usb_otgphy_exit(struct platform_device *pdev)
-{
- writel((readl(S3C_PHYPWR) | S3C_PHYPWR_ANALOG_POWERDOWN |
- S3C_PHYPWR_OTG_DISABLE), S3C_PHYPWR);
-
- writel(readl(S5PV210_USB_PHY_CON) & ~S5PV210_USB_PHY0_EN,
- S5PV210_USB_PHY_CON);
-
- return 0;
-}
-
-int s5p_usb_phy_init(struct platform_device *pdev, int type)
-{
- if (type == USB_PHY_TYPE_DEVICE)
- return s5pv210_usb_otgphy_init(pdev);
-
- return -EINVAL;
-}
-
-int s5p_usb_phy_exit(struct platform_device *pdev, int type)
-{
- if (type == USB_PHY_TYPE_DEVICE)
- return s5pv210_usb_otgphy_exit(pdev);
-
- return -EINVAL;
-}