Skip to content

S
Software for White Rabbit PTP Core
Commit 09798d30 authored by Peter Jansweijer's avatar Peter Jansweijer
Browse files
Options

add safe tx phase offset for SPEC7

parent a96ebd1c
Pipeline #4815 failed with stage
    in 25 seconds
    Hide whitespace changes
    Inline Side-by-side
    Showing with 8 additions and 2 deletions
    boards/spec7/phy_calibration.c
    View file @ 09798d30
    ...@@ -55,6 +55,12 @@ ...@@ -55,6 +55,12 @@
    #define FSM_EARLY_LINK_UP_TIMEOUT_MS 100 #define FSM_EARLY_LINK_UP_TIMEOUT_MS 100
    #define FSM_STABILIZE_TIMEOUT_MS 100 #define FSM_STABILIZE_TIMEOUT_MS 100
    // TX Target phase for SPEC7 is measured TXOUTCLK_OUT of the PHY.
    // For SPEC7 clk_ref_62m5 and TXOUTCLK_OUT are phase locked but have an offset.
    // Add a safe offset such that the TxData and TxK (clk_ref_62m5 domain) are
    // safely clocked into the PHY (TXOUTCLK_OUT domain).
    #define TX_PHASE_OFFSET 2000
    struct wrc_port_tx_setup_state struct wrc_port_tx_setup_state
    { {
    int state; int state;
    ...@@ -226,7 +232,7 @@ static int tx_fsm_update() ...@@ -226,7 +232,7 @@ static int tx_fsm_update()
    { {
    //pr_info("Using phase from file :%d\n", //pr_info("Using phase from file :%d\n",
    //fsm->cal_saved_phase); //fsm->cal_saved_phase);
    fsm->expected_phase = fsm->cal_saved_phase; fsm->expected_phase = fsm->cal_saved_phase + TX_PHASE_OFFSET;
    fsm->tollerance = 150; /*ps, bins are 200 ps wide*/ fsm->tollerance = 150; /*ps, bins are 200 ps wide*/
    } }
    else // find a sane default else // find a sane default
    ...@@ -485,4 +491,4 @@ void phy_calibration_disable() ...@@ -485,4 +491,4 @@ void phy_calibration_disable()
    { {
    tx_state.state = TX_SETUP_STATE_DISABLED; tx_state.state = TX_SETUP_STATE_DISABLED;
    rx_state.state = RX_SETUP_STATE_DISABLED; rx_state.state = RX_SETUP_STATE_DISABLED;
    } }
    \ No newline at end of file
    Markdown is supported
    0% or
    You are about to add 0 people to the discussion. Proceed with caution.
    Finish editing this message first!
    Please register or to comment