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/Linux-v5.10/Documentation/devicetree/bindings/usb/
Drenesas,usbhs.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/usb/renesas,usbhs.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Renesas USBHS (HS-USB) controller
10 - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
15 - items:
16 - const: renesas,usbhs-r7s72100 # RZ/A1
17 - const: renesas,rza1-usbhs
19 - items:
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/Linux-v5.10/Documentation/devicetree/bindings/phy/
Drcar-gen2-phy.txt1 * Renesas R-Car generation 2 USB PHY
3 This file provides information on what the device node for the R-Car generation
7 - compatible: "renesas,usb-phy-r8a7742" if the device is a part of R8A7742 SoC.
8 "renesas,usb-phy-r8a7743" if the device is a part of R8A7743 SoC.
9 "renesas,usb-phy-r8a7744" if the device is a part of R8A7744 SoC.
10 "renesas,usb-phy-r8a7745" if the device is a part of R8A7745 SoC.
11 "renesas,usb-phy-r8a77470" if the device is a part of R8A77470 SoC.
12 "renesas,usb-phy-r8a7790" if the device is a part of R8A7790 SoC.
13 "renesas,usb-phy-r8a7791" if the device is a part of R8A7791 SoC.
14 "renesas,usb-phy-r8a7794" if the device is a part of R8A7794 SoC.
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/Linux-v5.10/drivers/clk/renesas/
Dr8a7790-cpg-mssr.c1 // SPDX-License-Identifier: GPL-2.0
3 * r8a7790 Clock Pulse Generator / Module Standby and Software Reset
7 * Based on clk-rcar-gen2.c
15 #include <linux/soc/renesas/rcar-rst.h>
17 #include <dt-bindings/clock/r8a7790-cpg-mssr.h>
19 #include "renesas-cpg-mssr.h"
20 #include "rcar-gen2-cpg.h"
101 DEF_MOD("2d-dmac", 115, R8A7790_CLK_ZS),
102 DEF_MOD("fdp1-2", 117, R8A7790_CLK_ZS),
103 DEF_MOD("fdp1-1", 118, R8A7790_CLK_ZS),
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/Linux-v5.10/drivers/phy/renesas/
Dphy-rcar-gen2.c1 // SPDX-License-Identifier: GPL-2.0
3 * Renesas R-Car Gen2 PHY driver
80 struct rcar_gen2_channel *channel = phy->channel; in rcar_gen2_phy_init()
81 struct rcar_gen2_phy_driver *drv = channel->drv; in rcar_gen2_phy_init()
89 * driver. Achieving this with cmpxcgh() should be SMP-safe. in rcar_gen2_phy_init()
91 if (cmpxchg(&channel->selected_phy, -1, phy->number) != -1) in rcar_gen2_phy_init()
92 return -EBUSY; in rcar_gen2_phy_init()
94 clk_prepare_enable(drv->clk); in rcar_gen2_phy_init()
96 spin_lock_irqsave(&drv->lock, flags); in rcar_gen2_phy_init()
97 ugctrl2 = readl(drv->base + USBHS_UGCTRL2); in rcar_gen2_phy_init()
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/Linux-v5.10/arch/arm/boot/dts/
Dr8a7790.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 * Device Tree Source for the R-Car H2 (R8A77900) SoC
6 * Copyright (C) 2013-2014 Renesas Solutions Corp.
10 #include <dt-bindings/clock/r8a7790-cpg-mssr.h>
11 #include <dt-bindings/interrupt-controller/arm-gic.h>
12 #include <dt-bindings/interrupt-controller/irq.h>
13 #include <dt-bindings/power/r8a7790-sysc.h>
16 compatible = "renesas,r8a7790";
17 #address-cells = <2>;
18 #size-cells = <2>;
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/Linux-v5.10/drivers/usb/renesas_usbhs/
Dcommon.c1 // SPDX-License-Identifier: GPL-1.0+
33 * +-------+ +-----------+
34 * | pipe0 |------>| fifo pio |
35 * +------------+ +-------+ +-----------+
36 * | mod_gadget |=====> | pipe1 |--+
37 * +------------+ +-------+ | +-----------+
38 * | pipe2 | | +-| fifo dma0 |
39 * +------------+ +-------+ | | +-----------+
40 * | mod_host | | pipe3 |<-|--+
41 * +------------+ +-------+ | +-----------+
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