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/Linux-v5.10/Documentation/devicetree/bindings/phy/
Dsamsung,ufs-phy.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/phy/samsung,ufs-phy.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Samsung SoC series UFS PHY Device Tree Bindings
10 - Alim Akhtar <alim.akhtar@samsung.com>
13 "#phy-cells":
18 - samsung,exynos7-ufs-phy
23 reg-names:
25 - const: phy-pma
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/Linux-v5.10/arch/arm64/boot/dts/exynos/
Dexynos7.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 * Samsung Exynos7 SoC device tree source
9 #include <dt-bindings/clock/exynos7-clk.h>
10 #include <dt-bindings/interrupt-controller/arm-gic.h>
13 compatible = "samsung,exynos7";
14 interrupt-parent = <&gic>;
15 #address-cells = <2>;
16 #size-cells = <2>;
31 arm-pmu {
32 compatible = "arm,cortex-a57-pmu";
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/Linux-v5.10/drivers/phy/samsung/
Dphy-samsung-ufs.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * UFS PHY driver for Samsung EXYNOS SoC
35 /* UFS PHY registers */
42 /* description for PHY calibration */
81 /* PHY calibration point/state */
125 static inline struct samsung_ufs_phy *get_samsung_ufs_phy(struct phy *phy) in get_samsung_ufs_phy() argument
127 return (struct samsung_ufs_phy *)phy_get_drvdata(phy); in get_samsung_ufs_phy()
131 struct samsung_ufs_phy *phy, u32 isol) in samsung_ufs_phy_ctrl_isol() argument
133 regmap_update_bits(phy->reg_pmu, phy->isol->offset, in samsung_ufs_phy_ctrl_isol()
134 phy->isol->mask, isol ? 0 : phy->isol->en); in samsung_ufs_phy_ctrl_isol()
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Dphy-exynos7-ufs.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * UFS PHY driver data for Samsung EXYNOS7 SoC
10 #include "phy-samsung-ufs.h"
16 /* Calibration for phy initialization */
Dphy-samsung-ufs.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * UFS PHY driver for Samsung SoC
18 #include <linux/phy/phy.h>
22 #include "phy-samsung-ufs.h"
24 #define for_each_phy_lane(phy, i) \ argument
25 for (i = 0; i < (phy)->lane_cnt; i++)
27 for (; (cfg)->id; (cfg)++)
31 static void samsung_ufs_phy_config(struct samsung_ufs_phy *phy, in samsung_ufs_phy_config() argument
39 writel(cfg->val, (phy)->reg_pma + cfg->off_0); in samsung_ufs_phy_config()
42 if (cfg->id == PHY_TRSV_BLK) in samsung_ufs_phy_config()
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/Linux-v5.10/drivers/scsi/ufs/
Dufs-exynos.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * UFS Host Controller driver for Exynos specific extensions
5 * Copyright (C) 2014-2015 Samsung Electronics Co., Ltd.
15 #include <linux/phy/phy.h>
19 #include "ufshcd-pltfrm.h"
23 #include "ufs-exynos.h"
78 UNIPRO_L1_5 = 0,/* PHY Adapter */
99 * UFS Protector registers
110 static void exynos_ufs_auto_ctrl_hcc(struct exynos_ufs *ufs, bool en);
111 static void exynos_ufs_ctrl_clkstop(struct exynos_ufs *ufs, bool en);
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