mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-03 18:10:13 +00:00
5fc783b5d9
Move i.MX code to a standalone file to make it easy for adding new platform support Reviewed-by: Ramon Fried <rfried.dev@gmail.com> Signed-off-by: Peng Fan <peng.fan@nxp.com>
121 lines
2.6 KiB
C
121 lines
2.6 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Copyright 2022 NXP
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <clk.h>
|
|
#include <cpu_func.h>
|
|
#include <dm.h>
|
|
#include <errno.h>
|
|
#include <eth_phy.h>
|
|
#include <log.h>
|
|
#include <malloc.h>
|
|
#include <memalign.h>
|
|
#include <miiphy.h>
|
|
#include <net.h>
|
|
#include <netdev.h>
|
|
#include <phy.h>
|
|
#include <reset.h>
|
|
#include <wait_bit.h>
|
|
#include <asm/arch/clock.h>
|
|
#include <asm/cache.h>
|
|
#include <asm/gpio.h>
|
|
#include <asm/io.h>
|
|
#include <asm/mach-imx/sys_proto.h>
|
|
#include <linux/delay.h>
|
|
|
|
#include "dwc_eth_qos.h"
|
|
|
|
__weak u32 imx_get_eqos_csr_clk(void)
|
|
{
|
|
return 100 * 1000000;
|
|
}
|
|
|
|
__weak int imx_eqos_txclk_set_rate(unsigned long rate)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static ulong eqos_get_tick_clk_rate_imx(struct udevice *dev)
|
|
{
|
|
return imx_get_eqos_csr_clk();
|
|
}
|
|
|
|
static int eqos_probe_resources_imx(struct udevice *dev)
|
|
{
|
|
struct eqos_priv *eqos = dev_get_priv(dev);
|
|
phy_interface_t interface;
|
|
|
|
debug("%s(dev=%p):\n", __func__, dev);
|
|
|
|
interface = eqos->config->interface(dev);
|
|
|
|
if (interface == PHY_INTERFACE_MODE_NA) {
|
|
pr_err("Invalid PHY interface\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
debug("%s: OK\n", __func__);
|
|
return 0;
|
|
}
|
|
|
|
static int eqos_set_tx_clk_speed_imx(struct udevice *dev)
|
|
{
|
|
struct eqos_priv *eqos = dev_get_priv(dev);
|
|
ulong rate;
|
|
int ret;
|
|
|
|
debug("%s(dev=%p):\n", __func__, dev);
|
|
|
|
switch (eqos->phy->speed) {
|
|
case SPEED_1000:
|
|
rate = 125 * 1000 * 1000;
|
|
break;
|
|
case SPEED_100:
|
|
rate = 25 * 1000 * 1000;
|
|
break;
|
|
case SPEED_10:
|
|
rate = 2.5 * 1000 * 1000;
|
|
break;
|
|
default:
|
|
pr_err("invalid speed %d", eqos->phy->speed);
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = imx_eqos_txclk_set_rate(rate);
|
|
if (ret < 0) {
|
|
pr_err("imx (tx_clk, %lu) failed: %d", rate, ret);
|
|
return ret;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct eqos_ops eqos_imx_ops = {
|
|
.eqos_inval_desc = eqos_inval_desc_generic,
|
|
.eqos_flush_desc = eqos_flush_desc_generic,
|
|
.eqos_inval_buffer = eqos_inval_buffer_generic,
|
|
.eqos_flush_buffer = eqos_flush_buffer_generic,
|
|
.eqos_probe_resources = eqos_probe_resources_imx,
|
|
.eqos_remove_resources = eqos_null_ops,
|
|
.eqos_stop_resets = eqos_null_ops,
|
|
.eqos_start_resets = eqos_null_ops,
|
|
.eqos_stop_clks = eqos_null_ops,
|
|
.eqos_start_clks = eqos_null_ops,
|
|
.eqos_calibrate_pads = eqos_null_ops,
|
|
.eqos_disable_calibration = eqos_null_ops,
|
|
.eqos_set_tx_clk_speed = eqos_set_tx_clk_speed_imx,
|
|
.eqos_get_tick_clk_rate = eqos_get_tick_clk_rate_imx
|
|
};
|
|
|
|
struct eqos_config __maybe_unused eqos_imx_config = {
|
|
.reg_access_always_ok = false,
|
|
.mdio_wait = 10,
|
|
.swr_wait = 50,
|
|
.config_mac = EQOS_MAC_RXQ_CTRL0_RXQ0EN_ENABLED_DCB,
|
|
.config_mac_mdio = EQOS_MAC_MDIO_ADDRESS_CR_250_300,
|
|
.axi_bus_width = EQOS_AXI_WIDTH_64,
|
|
.interface = dev_read_phy_mode,
|
|
.ops = &eqos_imx_ops
|
|
};
|