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net: eqos: implement callbaks to get interface and set txclk rate

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Implement the callbacks to get phy mode interface and txclk
rate configuration.

Reviewed-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Fugang Duan <fugang.duan@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
Fugang Duan 2020-05-03 22:41:18 +08:00 committed by Stefano Babic
parent 3a97da12ee
commit 0e9d23945c
1 changed files with 52 additions and 3 deletions
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55
drivers/net/dwc_eth_qos.c
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@ -42,6 +42,10 @@
#include <asm/gpio.h>
#include <asm/io.h>
#include <eth_phy.h>
#ifdef CONFIG_ARCH_IMX8M
#include <asm/arch/clock.h>
#include <asm/mach-imx/sys_proto.h>
#endif
/* Core registers */
@ -867,10 +871,18 @@ static ulong eqos_get_tick_clk_rate_stm32(struct udevice *dev)
#endif
}
__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)
{
/* TODO: retrieve from CSR clock */
return 100 * 1000000;
return imx_get_eqos_csr_clk();
}
static int eqos_calibrate_pads_stm32(struct udevice *dev)
@ -996,6 +1008,33 @@ static int eqos_set_tx_clk_speed_stm32(struct udevice *dev)
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;
}
@ -1873,7 +1912,17 @@ static int eqos_probe_resources_imx(struct udevice *dev)
static phy_interface_t eqos_get_interface_imx(struct udevice *dev)
{
return PHY_INTERFACE_MODE_RGMII;
const char *phy_mode;
phy_interface_t interface = PHY_INTERFACE_MODE_NONE;
debug("%s(dev=%p):\n", __func__, dev);
phy_mode = fdt_getprop(gd->fdt_blob, dev_of_offset(dev), "phy-mode",
NULL);
if (phy_mode)
interface = phy_get_interface_by_name(phy_mode);
return interface;
}
static int eqos_remove_resources_tegra186(struct udevice *dev)