net: dwmac-starfive: Use helper rgmii_clock

Utilize a new helper function rgmii_clock().

Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Reviewed-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
Signed-off-by: Jan Petrous (OSS) <jan.petrous@oss.nxp.com>
Link: https://patch.msgid.link/20241205-upstream_s32cc_gmac-v8-9-ec1d180df815@oss.nxp.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jan Petrous (OSS) 2024-12-05 17:43:06 +01:00 committed by Jakub Kicinski
parent 30b4a9b5c3
commit b561d717a7

View File

@ -34,24 +34,13 @@ struct starfive_dwmac {
static void starfive_dwmac_fix_mac_speed(void *priv, unsigned int speed, unsigned int mode)
{
struct starfive_dwmac *dwmac = priv;
unsigned long rate;
long rate;
int err;
rate = clk_get_rate(dwmac->clk_tx);
switch (speed) {
case SPEED_1000:
rate = 125000000;
break;
case SPEED_100:
rate = 25000000;
break;
case SPEED_10:
rate = 2500000;
break;
default:
rate = rgmii_clock(speed);
if (rate < 0) {
dev_err(dwmac->dev, "invalid speed %u\n", speed);
break;
return;
}
err = clk_set_rate(dwmac->clk_tx, rate);