1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Copyright (c) 2020, Intel Corporation 3 * DWMAC Intel header file 4 */ 5 6 #ifndef __DWMAC_INTEL_H__ 7 #define __DWMAC_INTEL_H__ 8 9 #define POLL_DELAY_US 8 10 11 /* SERDES Register */ 12 #define SERDES_GCR 0x0 /* Global Conguration */ 13 #define SERDES_GSR0 0x5 /* Global Status Reg0 */ 14 #define SERDES_GCR0 0xb /* Global Configuration Reg0 */ 15 16 /* SERDES defines */ 17 #define SERDES_PLL_CLK BIT(0) /* PLL clk valid signal */ 18 #define SERDES_PHY_RX_CLK BIT(1) /* PSE SGMII PHY rx clk */ 19 #define SERDES_RST BIT(2) /* Serdes Reset */ 20 #define SERDES_PWR_ST_MASK GENMASK(6, 4) /* Serdes Power state*/ 21 #define SERDES_RATE_MASK GENMASK(9, 8) 22 #define SERDES_PCLK_MASK GENMASK(14, 12) /* PCLK rate to PHY */ 23 #define SERDES_LINK_MODE_MASK GENMASK(2, 1) 24 #define SERDES_LINK_MODE_SHIFT 1 25 #define SERDES_PWR_ST_SHIFT 4 26 #define SERDES_PWR_ST_P0 0x0 27 #define SERDES_PWR_ST_P3 0x3 28 #define SERDES_LINK_MODE_2G5 0x3 29 #define SERSED_LINK_MODE_1G 0x2 30 #define SERDES_PCLK_37p5MHZ 0x0 31 #define SERDES_PCLK_70MHZ 0x1 32 #define SERDES_RATE_PCIE_GEN1 0x0 33 #define SERDES_RATE_PCIE_GEN2 0x1 34 #define SERDES_RATE_PCIE_SHIFT 8 35 #define SERDES_PCLK_SHIFT 12 36 37 #define INTEL_MGBE_ADHOC_ADDR 0x15 38 #define INTEL_MGBE_XPCS_ADDR 0x16 39 40 /* Cross-timestamping defines */ 41 #define ART_CPUID_LEAF 0x15 42 #define EHL_PSE_ART_MHZ 19200000 43 44 /* Selection for PTP Clock Freq belongs to PSE & PCH GbE */ 45 #define PSE_PTP_CLK_FREQ_MASK (GMAC_GPO0 | GMAC_GPO3) 46 #define PSE_PTP_CLK_FREQ_19_2MHZ (GMAC_GPO0) 47 #define PSE_PTP_CLK_FREQ_200MHZ (GMAC_GPO0 | GMAC_GPO3) 48 #define PSE_PTP_CLK_FREQ_256MHZ (0) 49 #define PCH_PTP_CLK_FREQ_MASK (GMAC_GPO0) 50 #define PCH_PTP_CLK_FREQ_19_2MHZ (GMAC_GPO0) 51 #define PCH_PTP_CLK_FREQ_200MHZ (0) 52 53 #endif /* __DWMAC_INTEL_H__ */ 54