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usb: phy: samsung: remove old common USB PHY code
drivers/usb/phy/phy-samsung-usb[2,3] drivers got replaced by drivers/phy/phy-samsung-usb[2,3] ones and the old common Samsung USB PHY code is no longer used. Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Acked-by: Kyungmin Park <kyungmin.park@samsung.com> Reviewed-by: Vivek Gautam <gautam.vivek@samsung.com> Reviewed-by: Jingoo Han <jg1.han@samsung.com> Acked-by: Kishon Vijay Abraham I <kishon@ti.com> Cc: Kamil Debski <k.debski@samsung.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz
Felipe Balbi
parent
1c3c052887
commit
ea2fdf8423
@ -1,241 +0,0 @@
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/* linux/drivers/usb/phy/phy-samsung-usb.c
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*
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* Copyright (c) 2012 Samsung Electronics Co., Ltd.
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* http://www.samsung.com
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*
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* Author: Praveen Paneri <p.paneri@samsung.com>
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*
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* Samsung USB-PHY helper driver with common function calls;
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* interacts with Samsung USB 2.0 PHY controller driver and later
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* with Samsung USB 3.0 PHY driver.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/clk.h>
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#include <linux/device.h>
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#include <linux/err.h>
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#include <linux/io.h>
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#include <linux/of.h>
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#include <linux/of_address.h>
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#include <linux/usb/samsung_usb_phy.h>
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#include "phy-samsung-usb.h"
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int samsung_usbphy_parse_dt(struct samsung_usbphy *sphy)
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{
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struct device_node *usbphy_sys;
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/* Getting node for system controller interface for usb-phy */
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usbphy_sys = of_get_child_by_name(sphy->dev->of_node, "usbphy-sys");
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if (!usbphy_sys) {
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dev_err(sphy->dev, "No sys-controller interface for usb-phy\n");
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return -ENODEV;
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}
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sphy->pmuregs = of_iomap(usbphy_sys, 0);
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if (sphy->pmuregs == NULL) {
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dev_err(sphy->dev, "Can't get usb-phy pmu control register\n");
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goto err0;
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}
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sphy->sysreg = of_iomap(usbphy_sys, 1);
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/*
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* Not returning error code here, since this situation is not fatal.
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* Few SoCs may not have this switch available
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*/
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if (sphy->sysreg == NULL)
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dev_warn(sphy->dev, "Can't get usb-phy sysreg cfg register\n");
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of_node_put(usbphy_sys);
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return 0;
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err0:
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of_node_put(usbphy_sys);
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return -ENXIO;
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}
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EXPORT_SYMBOL_GPL(samsung_usbphy_parse_dt);
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/*
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* Set isolation here for phy.
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* Here 'on = true' would mean USB PHY block is isolated, hence
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* de-activated and vice-versa.
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*/
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void samsung_usbphy_set_isolation_4210(struct samsung_usbphy *sphy, bool on)
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{
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void __iomem *reg = NULL;
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u32 reg_val;
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u32 en_mask = 0;
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if (!sphy->pmuregs) {
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dev_warn(sphy->dev, "Can't set pmu isolation\n");
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return;
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}
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if (sphy->phy_type == USB_PHY_TYPE_DEVICE) {
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reg = sphy->pmuregs + sphy->drv_data->devphy_reg_offset;
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en_mask = sphy->drv_data->devphy_en_mask;
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} else if (sphy->phy_type == USB_PHY_TYPE_HOST) {
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reg = sphy->pmuregs + sphy->drv_data->hostphy_reg_offset;
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en_mask = sphy->drv_data->hostphy_en_mask;
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}
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reg_val = readl(reg);
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if (on)
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reg_val &= ~en_mask;
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else
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reg_val |= en_mask;
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writel(reg_val, reg);
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if (sphy->drv_data->cpu_type == TYPE_EXYNOS4X12) {
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writel(reg_val, sphy->pmuregs + EXYNOS4X12_PHY_HSIC_CTRL0);
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writel(reg_val, sphy->pmuregs + EXYNOS4X12_PHY_HSIC_CTRL1);
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}
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}
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EXPORT_SYMBOL_GPL(samsung_usbphy_set_isolation_4210);
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/*
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* Configure the mode of working of usb-phy here: HOST/DEVICE.
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*/
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void samsung_usbphy_cfg_sel(struct samsung_usbphy *sphy)
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{
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u32 reg;
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if (!sphy->sysreg) {
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dev_warn(sphy->dev, "Can't configure specified phy mode\n");
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return;
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}
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reg = readl(sphy->sysreg);
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if (sphy->phy_type == USB_PHY_TYPE_DEVICE)
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reg &= ~EXYNOS_USB20PHY_CFG_HOST_LINK;
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else if (sphy->phy_type == USB_PHY_TYPE_HOST)
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reg |= EXYNOS_USB20PHY_CFG_HOST_LINK;
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writel(reg, sphy->sysreg);
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}
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EXPORT_SYMBOL_GPL(samsung_usbphy_cfg_sel);
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/*
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* PHYs are different for USB Device and USB Host.
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* This make sure that correct PHY type is selected before
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* any operation on PHY.
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*/
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int samsung_usbphy_set_type(struct usb_phy *phy,
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enum samsung_usb_phy_type phy_type)
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{
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struct samsung_usbphy *sphy = phy_to_sphy(phy);
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sphy->phy_type = phy_type;
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return 0;
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}
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EXPORT_SYMBOL_GPL(samsung_usbphy_set_type);
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int samsung_usbphy_rate_to_clksel_64xx(struct samsung_usbphy *sphy,
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unsigned long rate)
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{
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unsigned int clksel;
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switch (rate) {
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case 12 * MHZ:
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clksel = PHYCLK_CLKSEL_12M;
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break;
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case 24 * MHZ:
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clksel = PHYCLK_CLKSEL_24M;
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break;
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case 48 * MHZ:
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clksel = PHYCLK_CLKSEL_48M;
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break;
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default:
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dev_err(sphy->dev,
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"Invalid reference clock frequency: %lu\n", rate);
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return -EINVAL;
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}
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return clksel;
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}
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EXPORT_SYMBOL_GPL(samsung_usbphy_rate_to_clksel_64xx);
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int samsung_usbphy_rate_to_clksel_4x12(struct samsung_usbphy *sphy,
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unsigned long rate)
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{
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unsigned int clksel;
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switch (rate) {
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case 9600 * KHZ:
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clksel = FSEL_CLKSEL_9600K;
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break;
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case 10 * MHZ:
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clksel = FSEL_CLKSEL_10M;
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break;
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case 12 * MHZ:
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clksel = FSEL_CLKSEL_12M;
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break;
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case 19200 * KHZ:
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clksel = FSEL_CLKSEL_19200K;
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break;
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case 20 * MHZ:
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clksel = FSEL_CLKSEL_20M;
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break;
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case 24 * MHZ:
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clksel = FSEL_CLKSEL_24M;
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break;
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case 50 * MHZ:
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clksel = FSEL_CLKSEL_50M;
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break;
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default:
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dev_err(sphy->dev,
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"Invalid reference clock frequency: %lu\n", rate);
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return -EINVAL;
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}
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return clksel;
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}
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EXPORT_SYMBOL_GPL(samsung_usbphy_rate_to_clksel_4x12);
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/*
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* Returns reference clock frequency selection value
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*/
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int samsung_usbphy_get_refclk_freq(struct samsung_usbphy *sphy)
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{
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struct clk *ref_clk;
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unsigned long rate;
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int refclk_freq;
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/*
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* In exynos5250 USB host and device PHY use
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* external crystal clock XXTI
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*/
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if (sphy->drv_data->cpu_type == TYPE_EXYNOS5250)
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ref_clk = clk_get(sphy->dev, "ext_xtal");
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else
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ref_clk = clk_get(sphy->dev, "xusbxti");
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if (IS_ERR(ref_clk)) {
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dev_err(sphy->dev, "Failed to get reference clock\n");
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return PTR_ERR(ref_clk);
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}
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rate = clk_get_rate(ref_clk);
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refclk_freq = sphy->drv_data->rate_to_clksel(sphy, rate);
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clk_put(ref_clk);
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return refclk_freq;
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}
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EXPORT_SYMBOL_GPL(samsung_usbphy_get_refclk_freq);
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@ -1,317 +0,0 @@
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/* linux/drivers/usb/phy/phy-samsung-usb.h
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*
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* Copyright (c) 2012 Samsung Electronics Co., Ltd.
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* http://www.samsung.com
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*
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* Samsung USB-PHY transceiver; talks to S3C HS OTG controller, EHCI-S5P and
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* OHCI-EXYNOS controllers.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/usb/phy.h>
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/* Register definitions */
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#define SAMSUNG_PHYPWR (0x00)
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#define PHYPWR_NORMAL_MASK (0x19 << 0)
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#define PHYPWR_OTG_DISABLE (0x1 << 4)
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#define PHYPWR_ANALOG_POWERDOWN (0x1 << 3)
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#define PHYPWR_FORCE_SUSPEND (0x1 << 1)
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/* For Exynos4 */
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#define PHYPWR_NORMAL_MASK_PHY0 (0x39 << 0)
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#define PHYPWR_SLEEP_PHY0 (0x1 << 5)
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#define SAMSUNG_PHYCLK (0x04)
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#define PHYCLK_MODE_USB11 (0x1 << 6)
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#define PHYCLK_EXT_OSC (0x1 << 5)
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#define PHYCLK_COMMON_ON_N (0x1 << 4)
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#define PHYCLK_ID_PULL (0x1 << 2)
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#define PHYCLK_CLKSEL_MASK (0x3 << 0)
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#define PHYCLK_CLKSEL_48M (0x0 << 0)
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#define PHYCLK_CLKSEL_12M (0x2 << 0)
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#define PHYCLK_CLKSEL_24M (0x3 << 0)
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#define SAMSUNG_RSTCON (0x08)
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#define RSTCON_PHYLINK_SWRST (0x1 << 2)
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#define RSTCON_HLINK_SWRST (0x1 << 1)
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#define RSTCON_SWRST (0x1 << 0)
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/* EXYNOS4X12 */
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#define EXYNOS4X12_PHY_HSIC_CTRL0 (0x04)
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#define EXYNOS4X12_PHY_HSIC_CTRL1 (0x08)
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#define PHYPWR_NORMAL_MASK_HSIC1 (0x7 << 12)
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#define PHYPWR_NORMAL_MASK_HSIC0 (0x7 << 9)
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#define PHYPWR_NORMAL_MASK_PHY1 (0x7 << 6)
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#define RSTCON_HOSTPHY_SWRST (0xf << 3)
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/* EXYNOS5 */
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#define EXYNOS5_PHY_HOST_CTRL0 (0x00)
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#define HOST_CTRL0_PHYSWRSTALL (0x1 << 31)
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#define HOST_CTRL0_REFCLKSEL_MASK (0x3 << 19)
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#define HOST_CTRL0_REFCLKSEL_XTAL (0x0 << 19)
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#define HOST_CTRL0_REFCLKSEL_EXTL (0x1 << 19)
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#define HOST_CTRL0_REFCLKSEL_CLKCORE (0x2 << 19)
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#define HOST_CTRL0_FSEL_MASK (0x7 << 16)
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#define HOST_CTRL0_FSEL(_x) ((_x) << 16)
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#define FSEL_CLKSEL_50M (0x7)
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#define FSEL_CLKSEL_24M (0x5)
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#define FSEL_CLKSEL_20M (0x4)
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#define FSEL_CLKSEL_19200K (0x3)
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#define FSEL_CLKSEL_12M (0x2)
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#define FSEL_CLKSEL_10M (0x1)
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#define FSEL_CLKSEL_9600K (0x0)
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#define HOST_CTRL0_TESTBURNIN (0x1 << 11)
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#define HOST_CTRL0_RETENABLE (0x1 << 10)
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#define HOST_CTRL0_COMMONON_N (0x1 << 9)
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#define HOST_CTRL0_SIDDQ (0x1 << 6)
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#define HOST_CTRL0_FORCESLEEP (0x1 << 5)
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#define HOST_CTRL0_FORCESUSPEND (0x1 << 4)
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#define HOST_CTRL0_WORDINTERFACE (0x1 << 3)
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#define HOST_CTRL0_UTMISWRST (0x1 << 2)
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#define HOST_CTRL0_LINKSWRST (0x1 << 1)
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#define HOST_CTRL0_PHYSWRST (0x1 << 0)
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#define EXYNOS5_PHY_HOST_TUNE0 (0x04)
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#define EXYNOS5_PHY_HSIC_CTRL1 (0x10)
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#define EXYNOS5_PHY_HSIC_TUNE1 (0x14)
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#define EXYNOS5_PHY_HSIC_CTRL2 (0x20)
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#define EXYNOS5_PHY_HSIC_TUNE2 (0x24)
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#define HSIC_CTRL_REFCLKSEL_MASK (0x3 << 23)
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#define HSIC_CTRL_REFCLKSEL (0x2 << 23)
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#define HSIC_CTRL_REFCLKDIV_MASK (0x7f << 16)
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#define HSIC_CTRL_REFCLKDIV(_x) ((_x) << 16)
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#define HSIC_CTRL_REFCLKDIV_12 (0x24 << 16)
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#define HSIC_CTRL_REFCLKDIV_15 (0x1c << 16)
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#define HSIC_CTRL_REFCLKDIV_16 (0x1a << 16)
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#define HSIC_CTRL_REFCLKDIV_19_2 (0x15 << 16)
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#define HSIC_CTRL_REFCLKDIV_20 (0x14 << 16)
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#define HSIC_CTRL_SIDDQ (0x1 << 6)
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#define HSIC_CTRL_FORCESLEEP (0x1 << 5)
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#define HSIC_CTRL_FORCESUSPEND (0x1 << 4)
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#define HSIC_CTRL_WORDINTERFACE (0x1 << 3)
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#define HSIC_CTRL_UTMISWRST (0x1 << 2)
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#define HSIC_CTRL_PHYSWRST (0x1 << 0)
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#define EXYNOS5_PHY_HOST_EHCICTRL (0x30)
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#define HOST_EHCICTRL_ENAINCRXALIGN (0x1 << 29)
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#define HOST_EHCICTRL_ENAINCR4 (0x1 << 28)
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#define HOST_EHCICTRL_ENAINCR8 (0x1 << 27)
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#define HOST_EHCICTRL_ENAINCR16 (0x1 << 26)
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#define EXYNOS5_PHY_HOST_OHCICTRL (0x34)
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#define HOST_OHCICTRL_SUSPLGCY (0x1 << 3)
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#define HOST_OHCICTRL_APPSTARTCLK (0x1 << 2)
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#define HOST_OHCICTRL_CNTSEL (0x1 << 1)
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#define HOST_OHCICTRL_CLKCKTRST (0x1 << 0)
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#define EXYNOS5_PHY_OTG_SYS (0x38)
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#define OTG_SYS_PHYLINK_SWRESET (0x1 << 14)
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#define OTG_SYS_LINKSWRST_UOTG (0x1 << 13)
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#define OTG_SYS_PHY0_SWRST (0x1 << 12)
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#define OTG_SYS_REFCLKSEL_MASK (0x3 << 9)
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#define OTG_SYS_REFCLKSEL_XTAL (0x0 << 9)
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#define OTG_SYS_REFCLKSEL_EXTL (0x1 << 9)
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#define OTG_SYS_REFCLKSEL_CLKCORE (0x2 << 9)
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#define OTG_SYS_IDPULLUP_UOTG (0x1 << 8)
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#define OTG_SYS_COMMON_ON (0x1 << 7)
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#define OTG_SYS_FSEL_MASK (0x7 << 4)
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#define OTG_SYS_FSEL(_x) ((_x) << 4)
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#define OTG_SYS_FORCESLEEP (0x1 << 3)
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#define OTG_SYS_OTGDISABLE (0x1 << 2)
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#define OTG_SYS_SIDDQ_UOTG (0x1 << 1)
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#define OTG_SYS_FORCESUSPEND (0x1 << 0)
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#define EXYNOS5_PHY_OTG_TUNE (0x40)
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/* EXYNOS5: USB 3.0 DRD */
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#define EXYNOS5_DRD_LINKSYSTEM (0x04)
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#define LINKSYSTEM_FLADJ_MASK (0x3f << 1)
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#define LINKSYSTEM_FLADJ(_x) ((_x) << 1)
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#define LINKSYSTEM_XHCI_VERSION_CONTROL (0x1 << 27)
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#define EXYNOS5_DRD_PHYUTMI (0x08)
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#define PHYUTMI_OTGDISABLE (0x1 << 6)
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#define PHYUTMI_FORCESUSPEND (0x1 << 1)
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#define PHYUTMI_FORCESLEEP (0x1 << 0)
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#define EXYNOS5_DRD_PHYPIPE (0x0c)
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#define EXYNOS5_DRD_PHYCLKRST (0x10)
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#define PHYCLKRST_SSC_REFCLKSEL_MASK (0xff << 23)
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#define PHYCLKRST_SSC_REFCLKSEL(_x) ((_x) << 23)
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#define PHYCLKRST_SSC_RANGE_MASK (0x03 << 21)
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#define PHYCLKRST_SSC_RANGE(_x) ((_x) << 21)
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#define PHYCLKRST_SSC_EN (0x1 << 20)
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#define PHYCLKRST_REF_SSP_EN (0x1 << 19)
|
||||
#define PHYCLKRST_REF_CLKDIV2 (0x1 << 18)
|
||||
#define PHYCLKRST_MPLL_MULTIPLIER_MASK (0x7f << 11)
|
||||
#define PHYCLKRST_MPLL_MULTIPLIER_100MHZ_REF (0x19 << 11)
|
||||
#define PHYCLKRST_MPLL_MULTIPLIER_50M_REF (0x02 << 11)
|
||||
#define PHYCLKRST_MPLL_MULTIPLIER_24MHZ_REF (0x68 << 11)
|
||||
#define PHYCLKRST_MPLL_MULTIPLIER_20MHZ_REF (0x7d << 11)
|
||||
#define PHYCLKRST_MPLL_MULTIPLIER_19200KHZ_REF (0x02 << 11)
|
||||
#define PHYCLKRST_FSEL_MASK (0x3f << 5)
|
||||
#define PHYCLKRST_FSEL(_x) ((_x) << 5)
|
||||
#define PHYCLKRST_FSEL_PAD_100MHZ (0x27 << 5)
|
||||
#define PHYCLKRST_FSEL_PAD_24MHZ (0x2a << 5)
|
||||
#define PHYCLKRST_FSEL_PAD_20MHZ (0x31 << 5)
|
||||
#define PHYCLKRST_FSEL_PAD_19_2MHZ (0x38 << 5)
|
||||
#define PHYCLKRST_RETENABLEN (0x1 << 4)
|
||||
#define PHYCLKRST_REFCLKSEL_MASK (0x03 << 2)
|
||||
#define PHYCLKRST_REFCLKSEL_PAD_REFCLK (0x2 << 2)
|
||||
#define PHYCLKRST_REFCLKSEL_EXT_REFCLK (0x3 << 2)
|
||||
#define PHYCLKRST_PORTRESET (0x1 << 1)
|
||||
#define PHYCLKRST_COMMONONN (0x1 << 0)
|
||||
|
||||
#define EXYNOS5_DRD_PHYREG0 (0x14)
|
||||
|
||||
#define EXYNOS5_DRD_PHYREG1 (0x18)
|
||||
|
||||
#define EXYNOS5_DRD_PHYPARAM0 (0x1c)
|
||||
#define PHYPARAM0_REF_USE_PAD (0x1 << 31)
|
||||
#define PHYPARAM0_REF_LOSLEVEL_MASK (0x1f << 26)
|
||||
#define PHYPARAM0_REF_LOSLEVEL (0x9 << 26)
|
||||
|
||||
#define EXYNOS5_DRD_PHYPARAM1 (0x20)
|
||||
#define PHYPARAM1_PCS_TXDEEMPH_MASK (0x1f << 0)
|
||||
#define PHYPARAM1_PCS_TXDEEMPH (0x1c)
|
||||
|
||||
#define EXYNOS5_DRD_PHYTERM (0x24)
|
||||
|
||||
#define EXYNOS5_DRD_PHYTEST (0x28)
|
||||
#define PHYTEST_POWERDOWN_SSP (0x1 << 3)
|
||||
#define PHYTEST_POWERDOWN_HSP (0x1 << 2)
|
||||
|
||||
#define EXYNOS5_DRD_PHYADP (0x2c)
|
||||
|
||||
#define EXYNOS5_DRD_PHYBATCHG (0x30)
|
||||
#define PHYBATCHG_UTMI_CLKSEL (0x1 << 2)
|
||||
|
||||
#define EXYNOS5_DRD_PHYRESUME (0x34)
|
||||
|
||||
#define EXYNOS5_DRD_LINKPORT (0x44)
|
||||
|
||||
#ifndef MHZ
|
||||
#define MHZ (1000*1000)
|
||||
#endif
|
||||
|
||||
#ifndef KHZ
|
||||
#define KHZ (1000)
|
||||
#endif
|
||||
|
||||
#define EXYNOS_USBHOST_PHY_CTRL_OFFSET (0x4)
|
||||
#define S3C64XX_USBPHY_ENABLE (0x1 << 16)
|
||||
#define EXYNOS_USBPHY_ENABLE (0x1 << 0)
|
||||
#define EXYNOS_USB20PHY_CFG_HOST_LINK (0x1 << 0)
|
||||
|
||||
enum samsung_cpu_type {
|
||||
TYPE_S3C64XX,
|
||||
TYPE_EXYNOS4210,
|
||||
TYPE_EXYNOS4X12,
|
||||
TYPE_EXYNOS5250,
|
||||
};
|
||||
|
||||
struct samsung_usbphy;
|
||||
|
||||
/*
|
||||
* struct samsung_usbphy_drvdata - driver data for various SoC variants
|
||||
* @cpu_type: machine identifier
|
||||
* @devphy_en_mask: device phy enable mask for PHY CONTROL register
|
||||
* @hostphy_en_mask: host phy enable mask for PHY CONTROL register
|
||||
* @devphy_reg_offset: offset to DEVICE PHY CONTROL register from
|
||||
* mapped address of system controller.
|
||||
* @hostphy_reg_offset: offset to HOST PHY CONTROL register from
|
||||
* mapped address of system controller.
|
||||
*
|
||||
* Here we have a separate mask for device type phy.
|
||||
* Having different masks for host and device type phy helps
|
||||
* in setting independent masks in case of SoCs like S5PV210,
|
||||
* in which PHY0 and PHY1 enable bits belong to same register
|
||||
* placed at position 0 and 1 respectively.
|
||||
* Although for newer SoCs like exynos these bits belong to
|
||||
* different registers altogether placed at position 0.
|
||||
*/
|
||||
struct samsung_usbphy_drvdata {
|
||||
int cpu_type;
|
||||
int devphy_en_mask;
|
||||
int hostphy_en_mask;
|
||||
u32 devphy_reg_offset;
|
||||
u32 hostphy_reg_offset;
|
||||
int (*rate_to_clksel)(struct samsung_usbphy *, unsigned long);
|
||||
void (*set_isolation)(struct samsung_usbphy *, bool);
|
||||
void (*phy_enable)(struct samsung_usbphy *);
|
||||
void (*phy_disable)(struct samsung_usbphy *);
|
||||
};
|
||||
|
||||
/*
|
||||
* struct samsung_usbphy - transceiver driver state
|
||||
* @phy: transceiver structure
|
||||
* @plat: platform data
|
||||
* @dev: The parent device supplied to the probe function
|
||||
* @clk: usb phy clock
|
||||
* @regs: usb phy controller registers memory base
|
||||
* @pmuregs: USB device PHY_CONTROL register memory base
|
||||
* @sysreg: USB2.0 PHY_CFG register memory base
|
||||
* @ref_clk_freq: reference clock frequency selection
|
||||
* @drv_data: driver data available for different SoCs
|
||||
* @phy_type: Samsung SoCs specific phy types: #HOST
|
||||
* #DEVICE
|
||||
* @phy_usage: usage count for phy
|
||||
* @lock: lock for phy operations
|
||||
*/
|
||||
struct samsung_usbphy {
|
||||
struct usb_phy phy;
|
||||
struct samsung_usbphy_data *plat;
|
||||
struct device *dev;
|
||||
struct clk *clk;
|
||||
void __iomem *regs;
|
||||
void __iomem *pmuregs;
|
||||
void __iomem *sysreg;
|
||||
int ref_clk_freq;
|
||||
const struct samsung_usbphy_drvdata *drv_data;
|
||||
enum samsung_usb_phy_type phy_type;
|
||||
atomic_t phy_usage;
|
||||
spinlock_t lock;
|
||||
};
|
||||
|
||||
#define phy_to_sphy(x) container_of((x), struct samsung_usbphy, phy)
|
||||
|
||||
static const struct of_device_id samsung_usbphy_dt_match[];
|
||||
|
||||
static inline const struct samsung_usbphy_drvdata
|
||||
*samsung_usbphy_get_driver_data(struct platform_device *pdev)
|
||||
{
|
||||
if (pdev->dev.of_node) {
|
||||
const struct of_device_id *match;
|
||||
match = of_match_node(samsung_usbphy_dt_match,
|
||||
pdev->dev.of_node);
|
||||
return match->data;
|
||||
}
|
||||
|
||||
return (struct samsung_usbphy_drvdata *)
|
||||
platform_get_device_id(pdev)->driver_data;
|
||||
}
|
||||
|
||||
extern int samsung_usbphy_parse_dt(struct samsung_usbphy *sphy);
|
||||
extern void samsung_usbphy_set_isolation_4210(struct samsung_usbphy *sphy,
|
||||
bool on);
|
||||
extern void samsung_usbphy_cfg_sel(struct samsung_usbphy *sphy);
|
||||
extern int samsung_usbphy_set_type(struct usb_phy *phy,
|
||||
enum samsung_usb_phy_type phy_type);
|
||||
extern int samsung_usbphy_get_refclk_freq(struct samsung_usbphy *sphy);
|
||||
extern int samsung_usbphy_rate_to_clksel_64xx(struct samsung_usbphy *sphy,
|
||||
unsigned long rate);
|
||||
extern int samsung_usbphy_rate_to_clksel_4x12(struct samsung_usbphy *sphy,
|
||||
unsigned long rate);
|
||||
@ -1,27 +0,0 @@
|
||||
/*
|
||||
* Copyright (C) 2012 Samsung Electronics Co.Ltd
|
||||
* http://www.samsung.com/
|
||||
* Author: Praveen Paneri <p.paneri@samsung.com>
|
||||
*
|
||||
* Defines platform data for samsung usb phy driver.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms of the GNU General Public License as published by the
|
||||
* Free Software Foundation; either version 2 of the License, or (at your
|
||||
* option) any later version.
|
||||
*/
|
||||
|
||||
#ifndef __SAMSUNG_USBPHY_PLATFORM_H
|
||||
#define __SAMSUNG_USBPHY_PLATFORM_H
|
||||
|
||||
/**
|
||||
* samsung_usbphy_data - Platform data for USB PHY driver.
|
||||
* @pmu_isolation: Function to control usb phy isolation in PMU.
|
||||
*/
|
||||
struct samsung_usbphy_data {
|
||||
void (*pmu_isolation)(int on);
|
||||
};
|
||||
|
||||
extern void samsung_usbphy_set_pdata(struct samsung_usbphy_data *pd);
|
||||
|
||||
#endif /* __SAMSUNG_USBPHY_PLATFORM_H */
|
||||
Loading…
Reference in New Issue
Block a user