1 // SPDX-License-Identifier: GPL-2.0
21 #include <asm/arch/clock.h>
22 #include <asm/cache.h>
25 #include <asm/mach-imx/sys_proto.h>
26 #include <linux/delay.h>
28 #include "dwc_eth_qos.h"
30 __weak u32 imx_get_eqos_csr_clk(void)
35 __weak int imx_eqos_txclk_set_rate(unsigned long rate)
40 static ulong eqos_get_tick_clk_rate_imx(struct udevice *dev)
42 return imx_get_eqos_csr_clk();
45 static int eqos_probe_resources_imx(struct udevice *dev)
47 struct eqos_priv *eqos = dev_get_priv(dev);
48 phy_interface_t interface;
50 debug("%s(dev=%p):\n", __func__, dev);
52 interface = eqos->config->interface(dev);
54 if (interface == PHY_INTERFACE_MODE_NA) {
55 pr_err("Invalid PHY interface\n");
59 debug("%s: OK\n", __func__);
63 static int eqos_set_tx_clk_speed_imx(struct udevice *dev)
65 struct eqos_priv *eqos = dev_get_priv(dev);
69 debug("%s(dev=%p):\n", __func__, dev);
71 switch (eqos->phy->speed) {
73 rate = 125 * 1000 * 1000;
76 rate = 25 * 1000 * 1000;
79 rate = 2.5 * 1000 * 1000;
82 pr_err("invalid speed %d", eqos->phy->speed);
86 ret = imx_eqos_txclk_set_rate(rate);
88 pr_err("imx (tx_clk, %lu) failed: %d", rate, ret);
95 static int eqos_get_enetaddr_imx(struct udevice *dev)
97 struct eth_pdata *pdata = dev_get_plat(dev);
99 imx_get_mac_from_fuse(dev_seq(dev), pdata->enetaddr);
104 static struct eqos_ops eqos_imx_ops = {
105 .eqos_inval_desc = eqos_inval_desc_generic,
106 .eqos_flush_desc = eqos_flush_desc_generic,
107 .eqos_inval_buffer = eqos_inval_buffer_generic,
108 .eqos_flush_buffer = eqos_flush_buffer_generic,
109 .eqos_probe_resources = eqos_probe_resources_imx,
110 .eqos_remove_resources = eqos_null_ops,
111 .eqos_stop_resets = eqos_null_ops,
112 .eqos_start_resets = eqos_null_ops,
113 .eqos_stop_clks = eqos_null_ops,
114 .eqos_start_clks = eqos_null_ops,
115 .eqos_calibrate_pads = eqos_null_ops,
116 .eqos_disable_calibration = eqos_null_ops,
117 .eqos_set_tx_clk_speed = eqos_set_tx_clk_speed_imx,
118 .eqos_get_enetaddr = eqos_get_enetaddr_imx,
119 .eqos_get_tick_clk_rate = eqos_get_tick_clk_rate_imx,
122 struct eqos_config __maybe_unused eqos_imx_config = {
123 .reg_access_always_ok = false,
126 .config_mac = EQOS_MAC_RXQ_CTRL0_RXQ0EN_ENABLED_DCB,
127 .config_mac_mdio = EQOS_MAC_MDIO_ADDRESS_CR_250_300,
128 .axi_bus_width = EQOS_AXI_WIDTH_64,
129 .interface = dev_read_phy_mode,