| Vitaliy Vasylskyy | d8e5fc8 | 2024-09-09 01:06:24 +0200 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-1.0+ |
| 2 | /* |
| 3 | * Renesas USB |
| 4 | * |
| 5 | * Copyright (C) 2011 Renesas Solutions Corp. |
| 6 | * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> |
| 7 | * |
| 8 | * Ported to u-boot |
| 9 | * Copyright (C) 2016 GlobalLogic |
| 10 | */ |
| 11 | #ifndef RENESAS_USB_H |
| 12 | #define RENESAS_USB_H |
| 13 | |
| 14 | #include <linux/usb/ch9.h> |
| 15 | #include <linux/compat.h> |
| 16 | |
| 17 | struct platform_device { |
| 18 | const char *name; |
| 19 | struct device dev; |
| 20 | }; |
| 21 | |
| 22 | /* |
| 23 | * module type |
| 24 | * |
| 25 | * it will be return value from get_id |
| 26 | */ |
| 27 | enum { |
| 28 | USBHS_HOST = 0, |
| 29 | USBHS_GADGET, |
| 30 | USBHS_MAX, |
| 31 | }; |
| 32 | |
| 33 | /* |
| 34 | * parameters for renesas usbhs |
| 35 | * |
| 36 | * some register needs USB chip specific parameters. |
| 37 | * This struct show it to driver |
| 38 | */ |
| 39 | |
| 40 | struct renesas_usbhs_driver_pipe_config { |
| 41 | u8 type; /* USB_ENDPOINT_XFER_xxx */ |
| 42 | u16 bufsize; |
| 43 | u8 bufnum; |
| 44 | bool double_buf; |
| 45 | }; |
| 46 | #define RENESAS_USBHS_PIPE(_type, _size, _num, _double_buf) { \ |
| 47 | .type = (_type), \ |
| 48 | .bufsize = (_size), \ |
| 49 | .bufnum = (_num), \ |
| 50 | .double_buf = (_double_buf), \ |
| 51 | } |
| 52 | |
| 53 | struct renesas_usbhs_driver_param { |
| 54 | /* |
| 55 | * pipe settings |
| 56 | */ |
| 57 | struct renesas_usbhs_driver_pipe_config *pipe_configs; |
| 58 | int pipe_size; /* pipe_configs array size */ |
| 59 | |
| 60 | /* |
| 61 | * option: |
| 62 | * |
| 63 | * for BUSWAIT :: BWAIT |
| 64 | * see |
| 65 | * renesas_usbhs/common.c :: usbhsc_set_buswait() |
| 66 | * */ |
| 67 | int buswait_bwait; |
| 68 | |
| 69 | /* |
| 70 | * option: |
| 71 | * |
| 72 | * delay time from notify_hotplug callback |
| 73 | */ |
| 74 | int detection_delay; /* msec */ |
| 75 | |
| 76 | /* |
| 77 | * option: |
| 78 | * |
| 79 | * dma id for dmaengine |
| 80 | * The data transfer direction on D0FIFO/D1FIFO should be |
| 81 | * fixed for keeping consistency. |
| 82 | * So, the platform id settings will be.. |
| 83 | * .d0_tx_id = xx_TX, |
| 84 | * .d1_rx_id = xx_RX, |
| 85 | * or |
| 86 | * .d1_tx_id = xx_TX, |
| 87 | * .d0_rx_id = xx_RX, |
| 88 | */ |
| 89 | int d0_tx_id; |
| 90 | int d0_rx_id; |
| 91 | int d1_tx_id; |
| 92 | int d1_rx_id; |
| 93 | int d2_tx_id; |
| 94 | int d2_rx_id; |
| 95 | int d3_tx_id; |
| 96 | int d3_rx_id; |
| 97 | |
| 98 | /* |
| 99 | * option: |
| 100 | * |
| 101 | * pio <--> dma border. |
| 102 | */ |
| 103 | int pio_dma_border; /* default is 64byte */ |
| 104 | |
| 105 | uintptr_t type; |
| 106 | u32 enable_gpio; |
| 107 | |
| 108 | /* |
| 109 | * option: |
| 110 | */ |
| 111 | u32 has_otg:1; /* for controlling PWEN/EXTLP */ |
| 112 | u32 has_sudmac:1; /* for SUDMAC */ |
| 113 | u32 has_usb_dmac:1; /* for USB-DMAC */ |
| 114 | u32 cfifo_byte_addr:1; /* CFIFO is byte addressable */ |
| 115 | #define USBHS_USB_DMAC_XFER_SIZE 32 /* hardcode the xfer size */ |
| 116 | u32 multi_clks:1; |
| 117 | u32 has_new_pipe_configs:1; |
| 118 | }; |
| 119 | |
| 120 | #define USBHS_TYPE_RCAR_GEN3 2 |
| 121 | |
| 122 | struct usbhs_priv; |
| 123 | struct usb_gadget *usbhsg_get_gadget(struct usbhs_priv *priv); |
| 124 | |
| 125 | #endif /* RENESAS_USB_H */ |