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path: root/drivers/net/ethernet/intel/ice/ice_ptp_hw.h
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Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_ptp_hw.h')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_ptp_hw.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_ptp_hw.h b/drivers/net/ethernet/intel/ice/ice_ptp_hw.h
index 2b6613a56c40..70b1aff14225 100644
--- a/drivers/net/ethernet/intel/ice/ice_ptp_hw.h
+++ b/drivers/net/ethernet/intel/ice/ice_ptp_hw.h
@@ -92,6 +92,26 @@ struct ice_vernier_info_e822 {
u32 rx_fixed_delay;
};
+/**
+ * struct ice_cgu_pll_params_e822
+ * @refclk_pre_div: Reference clock pre-divisor
+ * @feedback_div: Feedback divisor
+ * @frac_n_div: Fractional divisor
+ * @post_pll_div: Post PLL divisor
+ *
+ * Clock Generation Unit parameters used to program the PLL based on the
+ * selected TIME_REF frequency.
+ */
+struct ice_cgu_pll_params_e822 {
+ u32 refclk_pre_div;
+ u32 feedback_div;
+ u32 frac_n_div;
+ u32 post_pll_div;
+};
+
+extern const struct
+ice_cgu_pll_params_e822 e822_cgu_params[NUM_ICE_TIME_REF_FREQ];
+
/* Table of constants related to possible TIME_REF sources */
extern const struct ice_time_ref_info_e822 e822_time_ref[NUM_ICE_TIME_REF_FREQ];