mode = rtl9300_sds_mode_get(sds_num);
pr_info("%s got SDS mode %02x\n", __func__, mode);
+ if (mode == RTL930X_SDS_OFF)
+ mode = rtl9300_sds_field_r(sds_num, 0x1f, 9, 11, 7);
if (mode == RTL930X_SDS_MODE_10GBASER) { /* 10GR mode */
status = rtl9300_sds_field_r(sds_num, 0x5, 0, 12, 12);
latch_status = rtl9300_sds_field_r(sds_num, 0x4, 1, 2, 2);
if (latch_status) {
phydev->link = true;
- if (mode == RTL930X_SDS_MODE_10GBASER)
+ if (mode == RTL930X_SDS_MODE_10GBASER) {
phydev->speed = SPEED_10000;
- else
+ phydev->interface = PHY_INTERFACE_MODE_10GBASER;
+ } else {
phydev->speed = SPEED_1000;
+ phydev->interface = PHY_INTERFACE_MODE_1000BASEX;
+ }
phydev->duplex = DUPLEX_FULL;
}
switch(phy_if) {
case PHY_INTERFACE_MODE_1000BASEX:
+ pre_amp = 0x1;
+ main_amp = 0x9;
+ post_amp = 0x1;
page = 0x25;
break;
case PHY_INTERFACE_MODE_HSGMII:
case PHY_INTERFACE_MODE_2500BASEX:
+ pre_amp = 0;
+ post_amp = 0x8;
+ pre_en = 0;
page = 0x29;
break;
case PHY_INTERFACE_MODE_10GBASER:
+ case PHY_INTERFACE_MODE_USXGMII:
+ case PHY_INTERFACE_MODE_XGMII:
+ pre_en = 0;
+ pre_amp = 0;
+ main_amp = 0x10;
+ post_amp = 0;
+ post_en = 0;
page = 0x2f;
break;
default:
case PHY_INTERFACE_MODE_XGMII:
break;
+ case PHY_INTERFACE_MODE_1000BASEX:
case PHY_INTERFACE_MODE_10GBASER:
v = rtl930x_read_sds_phy(sds_num, 5, 1);
return v & 0xff;
errors2 = rtl9300_sds_sym_err_get(sds_num, phy_mode);
switch (phy_mode) {
+ case PHY_INTERFACE_MODE_1000BASEX:
case PHY_INTERFACE_MODE_XGMII:
if ((errors2 - errors1 > 100) ||
(errors1 >= 0xffff00) || (errors2 >= 0xffff00)) {
pr_info("%s set medium after: %08x\n", __func__, v);
}
+static int rtl9300_sds_10g_idle(int sds_num);
+static void rtl9300_serdes_patch(int sds_num);
+
#define RTL930X_MAC_FORCE_MODE_CTRL (0xCA1C)
-/* phy_mode = PHY_INTERFACE_MODE_10GBASER, sds_mode = 0x1a */
-int rtl9300_serdes_setup(int sds_num, phy_interface_t phy_mode)
+int rtl9300_serdes_setup(int port, int sds_num, phy_interface_t phy_mode)
{
- int sds_mode;
int calib_tries = 0;
- switch (phy_mode) {
- case PHY_INTERFACE_MODE_HSGMII:
- sds_mode = RTL930X_SDS_MODE_HSGMII;
- break;
- case PHY_INTERFACE_MODE_1000BASEX:
- sds_mode = RTL930X_SDS_MODE_1000BASEX;
- break;
- case PHY_INTERFACE_MODE_XGMII:
- sds_mode = RTL930X_SDS_MODE_XGMII;
- break;
- case PHY_INTERFACE_MODE_10GBASER:
- sds_mode = RTL930X_SDS_MODE_10GBASER;
- break;
- case PHY_INTERFACE_MODE_USXGMII:
- sds_mode = RTL930X_SDS_MODE_USXGMII;
- break;
- default:
- pr_err("%s: unknown serdes mode: %s\n", __func__, phy_modes(phy_mode));
- return -EINVAL;
- }
+ /* Turn Off Serdes */
+ rtl9300_sds_rst(sds_num, RTL930X_SDS_OFF);
+
+ /* Apply serdes patches */
+ rtl9300_serdes_patch(sds_num);
/* Maybe use dal_longan_sds_init */
/* dal_longan_construct_serdesConfig_init */ /* Serdes Construct */
rtl9300_phy_enable_10g_1g(sds_num);
- /* Set Serdes Mode */
- rtl9300_sds_set(sds_num, RTL930X_SDS_MODE_10GBASER); /* 0x1b: RTK_MII_10GR1000BX_AUTO */
+ /* Disable MAC */
+ sw_w32_mask(0, 1, RTL930X_MAC_FORCE_MODE_CTRL + 4 * port);
+ mdelay(20);
+
+ /* ----> dal_longan_sds_mode_set */
+ pr_info("%s: Configuring RTL9300 SERDES %d\n", __func__, sds_num);
+
+ /* Configure link to MAC */
+ rtl9300_serdes_mac_link_config(sds_num, true, true); /* MAC Construct */
+
+ /* Re-Enable MAC */
+ sw_w32_mask(1, 0, RTL930X_MAC_FORCE_MODE_CTRL + 4 * port);
+
+ /* Enable SDS in desired mode */
+ rtl9300_force_sds_mode(sds_num, phy_mode);
+
+ /* Enable Fiber RX */
+ rtl9300_sds_field_w(sds_num, 0x20, 2, 12, 12, 0);
- /* Do RX calibration */
+ /* Calibrate SerDes receiver in loopback mode */
+ rtl9300_sds_10g_idle(sds_num);
do {
rtl9300_do_rx_calibration(sds_num, phy_mode);
calib_tries++;
mdelay(50);
} while (rtl9300_sds_check_calibration(sds_num, phy_mode) && calib_tries < 3);
+ if (calib_tries >= 3)
+ pr_warn("%s: SerDes RX calibration failed\n", __func__);
+ /* Leave loopback mode */
+ rtl9300_sds_tx_config(sds_num, phy_mode);
return 0;
}
+static int rtl9300_sds_10g_idle(int sds_num)
+{
+ bool busy;
+ int i = 0;
+
+ do {
+ if (sds_num % 2) {
+ rtl9300_sds_field_w(sds_num - 1, 0x1f, 0x2, 15, 0, 53);
+ busy = !!rtl9300_sds_field_r(sds_num - 1, 0x1f, 0x14, 1, 1);
+ } else {
+ rtl9300_sds_field_w(sds_num, 0x1f, 0x2, 15, 0, 53);
+ busy = !!rtl9300_sds_field_r(sds_num, 0x1f, 0x14, 0, 0);
+ }
+ i++;
+ } while (busy && i < 100);
+
+ if (i < 100)
+ return 0;
+
+ pr_warn("%s WARNING: Waiting for RX idle timed out, SDS %d\n", __func__, sds_num);
+ return -EIO;
+}
+
typedef struct {
u8 page;
u8 reg;
{0x2B, 0x14, 0x3108}, {0x2D, 0x13, 0x3C87}, {0x2D, 0x14, 0x1808},
};
+static void rtl9300_serdes_patch(int sds_num)
+{
+ if (sds_num % 2) {
+ for (int i = 0; i < sizeof(rtl9300_a_sds_10gr_lane1) / sizeof(sds_config); ++i) {
+ rtl930x_write_sds_phy(sds_num, rtl9300_a_sds_10gr_lane1[i].page,
+ rtl9300_a_sds_10gr_lane1[i].reg,
+ rtl9300_a_sds_10gr_lane1[i].data);
+ }
+ } else {
+ for (int i = 0; i < sizeof(rtl9300_a_sds_10gr_lane0) / sizeof(sds_config); ++i) {
+ rtl930x_write_sds_phy(sds_num, rtl9300_a_sds_10gr_lane0[i].page,
+ rtl9300_a_sds_10gr_lane0[i].reg,
+ rtl9300_a_sds_10gr_lane0[i].data);
+ }
+ }
+}
+
int rtl9300_sds_cmu_band_get(int sds)
{
u32 page;
return cmu_band;
}
-int rtl9300_configure_serdes(struct phy_device *phydev)
-{
- int phy_mode = PHY_INTERFACE_MODE_10GBASER;
- struct device *dev = &phydev->mdio.dev;
- int calib_tries = 0;
- u32 sds_num = 0;
- int sds_mode;
-
- if (dev->of_node) {
- struct device_node *dn = dev->of_node;
- int phy_addr = phydev->mdio.addr;
-
- if (of_property_read_u32(dn, "sds", &sds_num))
- sds_num = -1;
- pr_info("%s: Port %d, SerDes is %d\n", __func__, phy_addr, sds_num);
- } else {
- dev_err(dev, "No DT node.\n");
- return -EINVAL;
- }
-
- if (sds_num < 0)
- return 0;
-
- if (phy_mode != PHY_INTERFACE_MODE_10GBASER) /* TODO: for now we only patch 10GR SerDes */
- return 0;
-
- switch (phy_mode) {
- case PHY_INTERFACE_MODE_HSGMII:
- sds_mode = RTL930X_SDS_MODE_HSGMII;
- break;
- case PHY_INTERFACE_MODE_1000BASEX:
- sds_mode = RTL930X_SDS_MODE_1000BASEX;
- break;
- case PHY_INTERFACE_MODE_XGMII:
- sds_mode = RTL930X_SDS_MODE_XGMII;
- break;
- case PHY_INTERFACE_MODE_10GBASER:
- sds_mode = RTL930X_SDS_MODE_10GBASER;
- break;
- case PHY_INTERFACE_MODE_USXGMII:
- sds_mode = RTL930X_SDS_MODE_USXGMII;
- break;
- default:
- pr_err("%s: unknown serdes mode: %s\n", __func__, phy_modes(phy_mode));
- return -EINVAL;
- }
-
- pr_info("%s CMU BAND is %d\n", __func__, rtl9300_sds_cmu_band_get(sds_num));
-
- /* Turn Off Serdes */
- rtl9300_sds_rst(sds_num, RTL930X_SDS_OFF);
-
- pr_info("%s PATCHING SerDes %d\n", __func__, sds_num);
- if (sds_num % 2) {
- for (int i = 0; i < sizeof(rtl9300_a_sds_10gr_lane1) / sizeof(sds_config); ++i) {
- rtl930x_write_sds_phy(sds_num, rtl9300_a_sds_10gr_lane1[i].page,
- rtl9300_a_sds_10gr_lane1[i].reg,
- rtl9300_a_sds_10gr_lane1[i].data);
- }
- } else {
- for (int i = 0; i < sizeof(rtl9300_a_sds_10gr_lane0) / sizeof(sds_config); ++i) {
- rtl930x_write_sds_phy(sds_num, rtl9300_a_sds_10gr_lane0[i].page,
- rtl9300_a_sds_10gr_lane0[i].reg,
- rtl9300_a_sds_10gr_lane0[i].data);
- }
- }
-
- rtl9300_phy_enable_10g_1g(sds_num);
-
- /* Disable MAC */
- sw_w32_mask(0, 1, RTL930X_MAC_FORCE_MODE_CTRL);
- mdelay(20);
-
- /* ----> dal_longan_sds_mode_set */
- pr_info("%s: Configuring RTL9300 SERDES %d, mode %02x\n", __func__, sds_num, sds_mode);
-
- /* Configure link to MAC */
- rtl9300_serdes_mac_link_config(sds_num, true, true); /* MAC Construct */
-
- /* Disable MAC */
- sw_w32_mask(0, 1, RTL930X_MAC_FORCE_MODE_CTRL);
- mdelay(20);
-
- rtl9300_force_sds_mode(sds_num, PHY_INTERFACE_MODE_NA);
-
- /* Re-Enable MAC */
- sw_w32_mask(1, 0, RTL930X_MAC_FORCE_MODE_CTRL);
-
- rtl9300_force_sds_mode(sds_num, phy_mode);
-
- /* Do RX calibration */
- do {
- rtl9300_do_rx_calibration(sds_num, phy_mode);
- calib_tries++;
- mdelay(50);
- } while (rtl9300_sds_check_calibration(sds_num, phy_mode) && calib_tries < 3);
-
- if (calib_tries >= 3)
- pr_err("%s CALIBTRATION FAILED\n", __func__);
-
- rtl9300_sds_tx_config(sds_num, phy_mode);
-
- /* The clock needs only to be configured on the FPGA implementation */
-
- return 0;
-}
-
void rtl9310_sds_field_w(int sds, u32 page, u32 reg, int end_bit, int start_bit, u32 v)
{
int l = end_bit - start_bit + 1;
phydev_info(phydev, "Detected internal RTL9300 Serdes\n");
- return rtl9300_configure_serdes(phydev);
+ return 0;
}
static struct phy_driver rtl83xx_phy_driver[] = {
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