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03de305ec4
As part of bringing the master branch back in to next, we need to allow for all of these changes to exist here. Reported-by: Jonas Karlman <jonas@kwiboo.se> Signed-off-by: Tom Rini <trini@konsulko.com>
51 lines
1.3 KiB
C
51 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/* Copyright (C) 2019 Stephan Gerhold */
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#include <dm.h>
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#include <generic-phy.h>
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#include <linux/bitops.h>
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#include <power/pmic.h>
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#include <power/ab8500.h>
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#define AB8500_USB_PHY_CTRL_REG AB8500_USB(0x8A)
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#define AB8500_BIT_PHY_CTRL_HOST_EN BIT(0)
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#define AB8500_BIT_PHY_CTRL_DEVICE_EN BIT(1)
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#define AB8500_USB_PHY_CTRL_MASK (AB8500_BIT_PHY_CTRL_HOST_EN |\
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AB8500_BIT_PHY_CTRL_DEVICE_EN)
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static int ab8500_usb_phy_power_on(struct phy *phy)
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{
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struct udevice *dev = phy->dev;
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uint set = AB8500_BIT_PHY_CTRL_DEVICE_EN;
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if (IS_ENABLED(CONFIG_USB_MUSB_HOST))
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set = AB8500_BIT_PHY_CTRL_HOST_EN;
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return pmic_clrsetbits(dev->parent, AB8500_USB_PHY_CTRL_REG,
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AB8500_USB_PHY_CTRL_MASK, set);
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}
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static int ab8500_usb_phy_power_off(struct phy *phy)
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{
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struct udevice *dev = phy->dev;
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return pmic_clrsetbits(dev->parent, AB8500_USB_PHY_CTRL_REG,
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AB8500_USB_PHY_CTRL_MASK, 0);
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}
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struct phy_ops ab8500_usb_phy_ops = {
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.power_on = ab8500_usb_phy_power_on,
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.power_off = ab8500_usb_phy_power_off,
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};
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static const struct udevice_id ab8500_usb_phy_ids[] = {
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{ .compatible = "stericsson,ab8500-usb" },
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{ }
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};
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U_BOOT_DRIVER(ab8500_usb_phy) = {
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.name = "ab8500_usb_phy",
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.id = UCLASS_PHY,
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.of_match = ab8500_usb_phy_ids,
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.ops = &ab8500_usb_phy_ops,
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};
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