1// SPDX-License-Identifier: GPL-2.0 2/* 3 * Copyright (C) 2018 Marvell International Ltd. 4 * 5 * https://spdx.org/licenses 6 */ 7 8#include <common.h> 9#include <asm/io.h> 10#include <asm/arch/board.h> 11#include <asm/arch/clock.h> 12 13/** 14 * Returns the I/O clock speed in Hz 15 */ 16u64 octeontx_get_io_clock(void) 17{ 18 union rst_boot rst_boot; 19 20 rst_boot.u = readq(RST_BOOT); 21 22 return rst_boot.s.pnr_mul * PLL_REF_CLK; 23} 24 25/** 26 * Returns the core clock speed in Hz 27 */ 28u64 octeontx_get_core_clock(void) 29{ 30 union rst_boot rst_boot; 31 32 rst_boot.u = readq(RST_BOOT); 33 34 return rst_boot.s.c_mul * PLL_REF_CLK; 35} 36