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https://github.com/AsahiLinux/u-boot
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88861a2c2c
ISP1760/61/63 are a family of usb controllers, here the main goal is to support the ISP1763 hcd part found in the MPS3 FPGA board form Arm. This is based on the kernel driver and ported to u-boot. Signed-off-by: Rui Miguel Silva <rui.silva@linaro.org>
75 lines
2 KiB
C
75 lines
2 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Driver for the NXP ISP1760 chip
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*
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* Copyright 2021 Linaro, Rui Miguel Silva <rui.silva@linaro.org>
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*
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*/
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#include <common.h>
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#include <dm.h>
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#include <dm/device-internal.h>
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#include <dm/device_compat.h>
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#include <dm/devres.h>
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#include <dm/lists.h>
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#include <linux/bug.h>
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#include <linux/io.h>
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#include <linux/kernel.h>
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#include <linux/usb/otg.h>
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#include <linux/usb/usb_urb_compat.h>
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#include <log.h>
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#include <usb.h>
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#include "isp1760-core.h"
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#include "isp1760-hcd.h"
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#include "isp1760-regs.h"
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#include "isp1760-uboot.h"
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static int isp1760_msg_submit_control(struct udevice *dev,
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struct usb_device *udev,
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unsigned long pipe, void *buffer,
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int length, struct devrequest *setup)
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{
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struct isp1760_host_data *host = dev_get_priv(dev);
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return usb_urb_submit_control(&host->hcd, &host->urb, &host->hep, udev,
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pipe, buffer, length, setup, 0,
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host->host_speed);
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}
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static int isp1760_msg_submit_bulk(struct udevice *dev, struct usb_device *udev,
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unsigned long pipe, void *buffer, int length)
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{
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struct isp1760_host_data *host = dev_get_priv(dev);
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return usb_urb_submit_bulk(&host->hcd, &host->urb, &host->hep, udev,
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pipe, buffer, length);
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}
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static int isp1760_msg_submit_irq(struct udevice *dev, struct usb_device *udev,
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unsigned long pipe, void *buffer, int length,
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int interval, bool nonblock)
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{
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struct isp1760_host_data *host = dev_get_priv(dev);
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return usb_urb_submit_irq(&host->hcd, &host->urb, &host->hep, udev,
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pipe, buffer, length, interval);
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}
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static int isp1760_get_max_xfer_size(struct udevice *dev, size_t *size)
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{
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struct isp1760_host_data *host = dev_get_priv(dev);
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struct isp1760_hcd *priv = host->hcd.hcd_priv;
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const struct isp1760_memory_layout *mem = priv->memory_layout;
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*size = mem->blocks_size[ISP176x_BLOCK_NUM - 1];
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return 0;
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}
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struct dm_usb_ops isp1760_usb_ops = {
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.control = isp1760_msg_submit_control,
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.bulk = isp1760_msg_submit_bulk,
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.interrupt = isp1760_msg_submit_irq,
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.get_max_xfer_size = isp1760_get_max_xfer_size,
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};
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