+// SPDX-License-Identifier: GPL-2.0+
/*
* sh_eth.c - Driver for Renesas ethernet controller.
*
* Copyright (c) 2008, 2011, 2014 2014 Nobuhiro Iwamatsu
* Copyright (c) 2007 Carlos Munoz <carlos@kenati.com>
* Copyright (C) 2013, 2014 Renesas Electronics Corporation
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <config.h>
#include <common.h>
+#include <environment.h>
#include <malloc.h>
#include <net.h>
#include <netdev.h>
static int sh_eth_recv_start(struct sh_eth_dev *eth)
{
- int len = 0;
struct sh_eth_info *port_info = ð->port_info[eth->port];
/* Check if the rx descriptor is ready */
if (port_info->rx_desc_cur->rd0 & RD_RFE)
return -EINVAL;
- len = port_info->rx_desc_cur->rd1 & 0xffff;
-
- return len;
+ return port_info->rx_desc_cur->rd1 & 0xffff;
}
static void sh_eth_recv_finish(struct sh_eth_dev *eth)
return ret;
#else
sh_eth_write(port_info, sh_eth_read(port_info, EDMR) | EDMR_SRST, EDMR);
- udelay(3000);
+ mdelay(3);
sh_eth_write(port_info,
sh_eth_read(port_info, EDMR) & ~EDMR_SRST, EDMR);
struct sh_eth_dev shdev;
struct mii_dev *bus;
- void __iomem *iobase;
+ phys_addr_t iobase;
struct clk clk;
struct gpio_desc reset_gpio;
};
struct eth_pdata *pdata = dev_get_platdata(udev);
struct sh_ether_priv *priv = dev_get_priv(udev);
struct sh_eth_dev *eth = &priv->shdev;
+ struct ofnode_phandle_args phandle_args;
struct mii_dev *mdiodev;
- void __iomem *iobase;
int ret;
- iobase = map_physmem(pdata->iobase, 0x1000, MAP_NOCACHE);
- priv->iobase = iobase;
+ priv->iobase = pdata->iobase;
ret = clk_get_by_index(udev, 0, &priv->clk);
if (ret < 0)
- goto err_mdio_alloc;
+ return ret;
- gpio_request_by_name(udev, "reset-gpios", 0, &priv->reset_gpio,
- GPIOD_IS_OUT);
+ ret = dev_read_phandle_with_args(udev, "phy-handle", NULL, 0, 0, &phandle_args);
+ if (!ret) {
+ gpio_request_by_name_nodev(phandle_args.node, "reset-gpios", 0,
+ &priv->reset_gpio, GPIOD_IS_OUT);
+ }
+
+ if (!dm_gpio_is_valid(&priv->reset_gpio)) {
+ gpio_request_by_name(udev, "reset-gpios", 0, &priv->reset_gpio,
+ GPIOD_IS_OUT);
+ }
mdiodev = mdio_alloc();
if (!mdiodev) {
ret = -ENOMEM;
- goto err_mdio_alloc;
+ return ret;
}
mdiodev->read = bb_miiphy_read;
err_mdio_register:
mdio_free(mdiodev);
-err_mdio_alloc:
- unmap_physmem(priv->iobase, MAP_NOCACHE);
return ret;
}
if (dm_gpio_is_valid(&priv->reset_gpio))
dm_gpio_free(udev, &priv->reset_gpio);
- unmap_physmem(priv->iobase, MAP_NOCACHE);
-
return 0;
}
}
static const struct udevice_id sh_ether_ids[] = {
+ { .compatible = "renesas,ether-r8a7790" },
{ .compatible = "renesas,ether-r8a7791" },
+ { .compatible = "renesas,ether-r8a7793" },
+ { .compatible = "renesas,ether-r8a7794" },
{ }
};