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The comb PHY on K3 requires to configure a syscon device for the right mux configuration. And it requires calibration before any usage. Add USB3/PCIe comb PHY driver for Spacemit K3. Signed-off-by: Inochi Amaoto <inochiama@gmail.com> Tested-by: Aurelien Jarno <aurelien@aurel32.net> Link: https://patch.msgid.link/20260703021024.495433-3-inochiama@gmail.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
28 lines
502 B
C
28 lines
502 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef _PHY_K3_COMMON_H
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#define _PHY_K3_COMMON_H
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#include <linux/phy/phy.h>
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struct k3_phy_lane_group_data {
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u32 lanes;
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u8 config;
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u8 mask;
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u32 offsets[] __counted_by(lanes);
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};
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struct k3_lane_group {
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const struct k3_phy_lane_group_data *data;
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void __iomem *base;
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struct phy *phy;
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bool is_pcie;
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};
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extern const struct phy_ops k3_pcie_phy_ops;
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extern const struct phy_ops k3_usb3_phy_ops;
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int k3_phy_calibrate(struct regmap *apb_spare);
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#endif
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