/* SPDX-License-Identifier: GPL-2.0-only */ /******************************************************************************* Header file for stmmac platform data Copyright (C) 2009 STMicroelectronics Ltd Author: Giuseppe Cavallaro *******************************************************************************/ #ifndef __STMMAC_PLATFORM_DATA #define __STMMAC_PLATFORM_DATA #include #define MTL_MAX_RX_QUEUES 8 #define MTL_MAX_TX_QUEUES 8 #define STMMAC_CH_MAX 8 #define STMMAC_RX_COE_NONE 0 #define STMMAC_RX_COE_TYPE1 1 #define STMMAC_RX_COE_TYPE2 2 /* Define the macros for CSR clock range parameters to be passed by * platform code. * This could also be configured at run time using CPU freq framework. */ /* MDC Clock Selection define*/ #define STMMAC_CSR_60_100M 0x0 /* MDC = clk_scr_i/42 */ #define STMMAC_CSR_100_150M 0x1 /* MDC = clk_scr_i/62 */ #define STMMAC_CSR_20_35M 0x2 /* MDC = clk_scr_i/16 */ #define STMMAC_CSR_35_60M 0x3 /* MDC = clk_scr_i/26 */ #define STMMAC_CSR_150_250M 0x4 /* MDC = clk_scr_i/102 */ #define STMMAC_CSR_250_300M 0x5 /* MDC = clk_scr_i/122 */ /* MTL algorithms identifiers */ #define MTL_TX_ALGORITHM_WRR 0x0 #define MTL_TX_ALGORITHM_WFQ 0x1 #define MTL_TX_ALGORITHM_DWRR 0x2 #define MTL_TX_ALGORITHM_SP 0x3 #define MTL_RX_ALGORITHM_SP 0x4 #define MTL_RX_ALGORITHM_WSP 0x5 /* RX/TX Queue Mode */ #define MTL_QUEUE_AVB 0x0 #define MTL_QUEUE_DCB 0x1 /* The MDC clock could be set higher than the IEEE 802.3 * specified frequency limit 0f 2.5 MHz, by programming a clock divider * of value different than the above defined values. The resultant MDIO * clock frequency of 12.5 MHz is applicable for the interfacing chips * supporting higher MDC clocks. * The MDC clock selection macros need to be defined for MDC clock rate * of 12.5 MHz, corresponding to the following selection. */ #define STMMAC_CSR_I_4 0x8 /* clk_csr_i/4 */ #define STMMAC_CSR_I_6 0x9 /* clk_csr_i/6 */ #define STMMAC_CSR_I_8 0xA /* clk_csr_i/8 */ #define STMMAC_CSR_I_10 0xB /* clk_csr_i/10 */ #define STMMAC_CSR_I_12 0xC /* clk_csr_i/12 */ #define STMMAC_CSR_I_14 0xD /* clk_csr_i/14 */ #define STMMAC_CSR_I_16 0xE /* clk_csr_i/16 */ #define STMMAC_CSR_I_18 0xF /* clk_csr_i/18 */ /* AXI DMA Burst length supported */ #define DMA_AXI_BLEN_4 (1 << 1) #define DMA_AXI_BLEN_8 (1 << 2) #define DMA_AXI_BLEN_16 (1 << 3) #define DMA_AXI_BLEN_32 (1 << 4) #define DMA_AXI_BLEN_64 (1 << 5) #define DMA_AXI_BLEN_128 (1 << 6) #define DMA_AXI_BLEN_256 (1 << 7) #define DMA_AXI_BLEN_ALL (DMA_AXI_BLEN_4 | DMA_AXI_BLEN_8 | DMA_AXI_BLEN_16 \ | DMA_AXI_BLEN_32 | DMA_AXI_BLEN_64 \ | DMA_AXI_BLEN_128 | DMA_AXI_BLEN_256) /* Platfrom data for platform device structure's platform_data field */ struct stmmac_mdio_bus_data { unsigned int phy_mask; int *irqs; int probed_phy_irq; bool needs_reset; }; struct stmmac_dma_cfg { int pbl; int txpbl; int rxpbl; bool pblx8; int fixed_burst; int mixed_burst; bool aal; }; #define AXI_BLEN 7 struct stmmac_axi { bool axi_lpi_en; bool axi_xit_frm; u32 axi_wr_osr_lmt; u32 axi_rd_osr_lmt; bool axi_kbbe; u32 axi_blen[AXI_BLEN]; bool axi_fb; bool axi_mb; bool axi_rb; }; struct stmmac_rxq_cfg { u8 mode_to_use; u32 chan; u8 pkt_route; bool use_prio; u32 prio; }; struct stmmac_txq_cfg { u32 weight; u8 mode_to_use; /* Credit Base Shaper parameters */ u32 send_slope; u32 idle_slope; u32 high_credit; u32 low_credit; bool use_prio; u32 prio; }; struct plat_stmmacenet_data { int bus_id; int phy_addr; int interface; int phy_interface; struct stmmac_mdio_bus_data *mdio_bus_data; struct device_node *phy_node; struct device_node *phylink_node; struct device_node *mdio_node; struct stmmac_dma_cfg *dma_cfg; int clk_csr; int has_gmac; int enh_desc; int tx_coe; int rx_coe; int bugged_jumbo; int pmt; int force_sf_dma_mode; int force_thresh_dma_mode; int riwt_off; int max_speed; int maxmtu; int multicast_filter_bins; int unicast_filter_entries; int tx_fifo_size; int rx_fifo_size; u32 rx_queues_to_use; u32 tx_queues_to_use; u8 rx_sched_algorithm; u8 tx_sched_algorithm; struct stmmac_rxq_cfg rx_queues_cfg[MTL_MAX_RX_QUEUES]; struct stmmac_txq_cfg tx_queues_cfg[MTL_MAX_TX_QUEUES]; void (*fix_mac_speed)(void *priv, unsigned int speed); int (*init)(struct platform_device *pdev, void *priv); void (*exit)(struct platform_device *pdev, void *priv); struct mac_device_info *(*setup)(void *priv); void *bsp_priv; struct clk *stmmac_clk; struct clk *pclk; struct clk *clk_ptp_ref; unsigned int clk_ptp_rate; unsigned int clk_ref_rate; s32 ptp_max_adj; struct reset_control *stmmac_rst; struct stmmac_axi *axi; int has_gmac4; bool has_sun8i; bool tso_en; int rss_en; int mac_port_sel_speed; bool en_tx_lpi_clockgating; int has_xgmac; }; #endif