diff options
| author | Chunfeng Yun <chunfeng.yun@mediatek.com> | 2020-10-16 06:38:39 +0300 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2020-10-20 01:49:05 +0300 |
| commit | e09b88cd083d8066b530676c8eb72ef1949e7d5e (patch) | |
| tree | 5d9d20776bcc3d17da2611399139c4766e69b1e6 /drivers/usb/mtu3/mtu3_qmu.h | |
| parent | d92e866f6008fdd6483735c6fd1ed95c8fdc87b1 (diff) | |
| download | u-boot-e09b88cd083d8066b530676c8eb72ef1949e7d5e.tar.xz | |
usb: add MediaTek USB3 DRD driver
This patch adds support for the MediaTek USB3 DRD controller,
its host side is based on xHCI, this driver supports device mode
and host mode.
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Acked-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'drivers/usb/mtu3/mtu3_qmu.h')
| -rw-r--r-- | drivers/usb/mtu3/mtu3_qmu.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/usb/mtu3/mtu3_qmu.h b/drivers/usb/mtu3/mtu3_qmu.h new file mode 100644 index 0000000000..ba8a3aa309 --- /dev/null +++ b/drivers/usb/mtu3/mtu3_qmu.h @@ -0,0 +1,37 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * mtu3_qmu.h - Queue Management Unit driver header + * + * Copyright (C) 2016 MediaTek Inc. + * + * Author: Chunfeng Yun <chunfeng.yun@mediatek.com> + */ + +#ifndef __MTK_QMU_H__ +#define __MTK_QMU_H__ + +#define MAX_GPD_NUM 16 +#define QMU_GPD_SIZE (sizeof(struct qmu_gpd)) +#define QMU_GPD_RING_SIZE (MAX_GPD_NUM * QMU_GPD_SIZE) + +#define GPD_BUF_SIZE 65532 + +void mtu3_flush_cache(uintptr_t addr, u32 len); +void mtu3_inval_cache(uintptr_t addr, u32 len); + +void mtu3_qmu_stop(struct mtu3_ep *mep); +int mtu3_qmu_start(struct mtu3_ep *mep); +void mtu3_qmu_resume(struct mtu3_ep *mep); +void mtu3_qmu_flush(struct mtu3_ep *mep); + +void mtu3_insert_gpd(struct mtu3_ep *mep, struct mtu3_request *mreq); +int mtu3_prepare_transfer(struct mtu3_ep *mep); + +int mtu3_gpd_ring_alloc(struct mtu3_ep *mep); +void mtu3_gpd_ring_free(struct mtu3_ep *mep); + +irqreturn_t mtu3_qmu_isr(struct mtu3 *mtu); +void mtu3_qmu_init(struct mtu3 *mtu); +void mtu3_qmu_exit(struct mtu3 *mtu); + +#endif |