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Add duplex setting in PHY speed configuration

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logicog
2025-12-23 13:04:34 +01:00
parent 367bef2b2f
commit 2a7bfdc119
2 changed files with 16 additions and 6 deletions
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rtl837x_phy.c
+13 -3
View File
@@ -184,8 +184,9 @@ void phy_config_8224(void) __banked
/* /*
* Set Speed of a PHY * Set Speed of a PHY
* See e.g. RTL8221B datasheet * See e.g. RTL8221B datasheet
* duplex: 0: half, 1: full, 2: both
*/ */
void phy_set_speed(uint8_t port, uint8_t speed) __banked void phy_set_speed(uint8_t port, uint8_t speed, uint8_t duplex) __banked
{ {
uint16_t v; uint16_t v;
phy_read(port, PHY_MMD_CTRL, 0xa610); phy_read(port, PHY_MMD_CTRL, 0xa610);
@@ -213,10 +214,20 @@ void phy_set_speed(uint8_t port, uint8_t speed) __banked
phy_write(port, PHY_MMD_AN, 0x00, 0x2000); // Clear bit 12: No Autoneg, Set Extended Pages (bit 13) phy_write(port, PHY_MMD_AN, 0x00, 0x2000); // Clear bit 12: No Autoneg, Set Extended Pages (bit 13)
if (speed == PHY_SPEED_10M) { if (speed == PHY_SPEED_10M) {
phy_write(port, PHY_MMD_AN, 0x20, 0x6001); phy_write(port, PHY_MMD_AN, 0x20, 0x6001);
if (!duplex)
phy_write(port, PHY_MMD_AN, 0x10, 0x1421);
else if (duplex == 1)
phy_write(port, PHY_MMD_AN, 0x10, 0x1441);
else
phy_write(port, PHY_MMD_AN, 0x10, 0x1461); phy_write(port, PHY_MMD_AN, 0x10, 0x1461);
phy_modify(port, PHY_MMD_CTRL, 0xa412, 0x0200, 0x0000); phy_modify(port, PHY_MMD_CTRL, 0xa412, 0x0200, 0x0000);
} else if (speed == PHY_SPEED_100M) { } else if (speed == PHY_SPEED_100M) {
phy_write(port, PHY_MMD_AN, 0x20, 0x6001); phy_write(port, PHY_MMD_AN, 0x20, 0x6001);
if (!duplex)
phy_write(port, PHY_MMD_AN, 0x10, 0x1481);
if (duplex == 1)
phy_write(port, PHY_MMD_AN, 0x10, 0x1501);
else
phy_write(port, PHY_MMD_AN, 0x10, 0x1581); phy_write(port, PHY_MMD_AN, 0x10, 0x1581);
phy_modify(port, PHY_MMD_CTRL, 0xa412, 0x0200, 0x0000); phy_modify(port, PHY_MMD_CTRL, 0xa412, 0x0200, 0x0000);
} else { } else {
@@ -286,8 +297,7 @@ void phy_show(uint8_t port) __banked
print_string("\nLink speed: "); print_string("\nLink speed: ");
phy_read(port, PHY_MMD_CTRL, 0xA434); phy_read(port, PHY_MMD_CTRL, 0xA434);
v = SFR_DATA_U16; v = SFR_DATA_U16;
v = ((v & 0x0600) >> 7) | ((v & 0x0030) >> 4); switch(((v & 0x0600) >> 7) | ((v & 0x0030) >> 4)) {
switch(v) {
case 0: case 0:
print_string("10M"); print_string("10M");
break; break;
rtl837x_phy.h
+1 -1
View File
@@ -13,7 +13,7 @@
void rtl8224_phy_enable(void) __banked; void rtl8224_phy_enable(void) __banked;
void phy_config(uint8_t phy) __banked; void phy_config(uint8_t phy) __banked;
void phy_config_8224(void) __banked; void phy_config_8224(void) __banked;
void phy_set_speed(uint8_t port, uint8_t speed) __banked; void phy_set_speed(uint8_t port, uint8_t speed, uint8_t duplex) __banked;
void phy_set_duplex(uint8_t port, uint8_t fullduplex) __banked; void phy_set_duplex(uint8_t port, uint8_t fullduplex) __banked;
void phy_show(uint8_t port) __banked; void phy_show(uint8_t port) __banked;
void phy_reset(uint8_t port) __banked; void phy_reset(uint8_t port) __banked;