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path: root/drivers/net/ethernet/intel/ice/ice_tspll.h
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/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (c) 2025, Intel Corporation. */

#ifndef _ICE_TSPLL_H_
#define _ICE_TSPLL_H_

/**
 * struct ice_tspll_params_e82x - E82X TSPLL parameters
 * @refclk_pre_div: Reference clock pre-divisor
 * @post_pll_div: Post PLL divisor
 * @feedback_div: Feedback divisor
 * @frac_n_div: Fractional divisor
 *
 * Clock Generation Unit parameters used to program the PLL based on the
 * selected TIME_REF/TCXO frequency.
 */
struct ice_tspll_params_e82x {
	u8 refclk_pre_div;
	u8 post_pll_div;
	u8 feedback_div;
	u32 frac_n_div;
};

#define ICE_TSPLL_CK_REFCLKFREQ_E825		0x1F
#define ICE_TSPLL_NDIVRATIO_E825		5
#define ICE_TSPLL_FBDIV_INTGR_E825		256

int ice_tspll_cfg_pps_out_e825c(struct ice_hw *hw, bool enable);
int ice_tspll_init(struct ice_hw *hw);

#endif /* _ICE_TSPLL_H_ */