278 lines
6.9 KiB
C
278 lines
6.9 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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/*******************************************************************************
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Header file for stmmac platform data
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Copyright (C) 2009 STMicroelectronics Ltd
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Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
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*******************************************************************************/
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#ifndef __STMMAC_PLATFORM_DATA
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#define __STMMAC_PLATFORM_DATA
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#include <linux/platform_device.h>
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#include <linux/phy.h>
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#define MTL_MAX_RX_QUEUES 8
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#define MTL_MAX_TX_QUEUES 8
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#define STMMAC_CH_MAX 8
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#define STMMAC_RX_COE_NONE 0
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#define STMMAC_RX_COE_TYPE1 1
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#define STMMAC_RX_COE_TYPE2 2
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/* Define the macros for CSR clock range parameters to be passed by
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* platform code.
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* This could also be configured at run time using CPU freq framework. */
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/* MDC Clock Selection define*/
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#define STMMAC_CSR_60_100M 0x0 /* MDC = clk_scr_i/42 */
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#define STMMAC_CSR_100_150M 0x1 /* MDC = clk_scr_i/62 */
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#define STMMAC_CSR_20_35M 0x2 /* MDC = clk_scr_i/16 */
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#define STMMAC_CSR_35_60M 0x3 /* MDC = clk_scr_i/26 */
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#define STMMAC_CSR_150_250M 0x4 /* MDC = clk_scr_i/102 */
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#define STMMAC_CSR_250_300M 0x5 /* MDC = clk_scr_i/122 */
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/* MTL algorithms identifiers */
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#define MTL_TX_ALGORITHM_WRR 0x0
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#define MTL_TX_ALGORITHM_WFQ 0x1
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#define MTL_TX_ALGORITHM_DWRR 0x2
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#define MTL_TX_ALGORITHM_SP 0x3
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#define MTL_RX_ALGORITHM_SP 0x4
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#define MTL_RX_ALGORITHM_WSP 0x5
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/* RX/TX Queue Mode */
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#define MTL_QUEUE_AVB 0x0
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#define MTL_QUEUE_DCB 0x1
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/* The MDC clock could be set higher than the IEEE 802.3
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* specified frequency limit 0f 2.5 MHz, by programming a clock divider
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* of value different than the above defined values. The resultant MDIO
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* clock frequency of 12.5 MHz is applicable for the interfacing chips
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* supporting higher MDC clocks.
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* The MDC clock selection macros need to be defined for MDC clock rate
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* of 12.5 MHz, corresponding to the following selection.
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*/
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#define STMMAC_CSR_I_4 0x8 /* clk_csr_i/4 */
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#define STMMAC_CSR_I_6 0x9 /* clk_csr_i/6 */
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#define STMMAC_CSR_I_8 0xA /* clk_csr_i/8 */
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#define STMMAC_CSR_I_10 0xB /* clk_csr_i/10 */
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#define STMMAC_CSR_I_12 0xC /* clk_csr_i/12 */
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#define STMMAC_CSR_I_14 0xD /* clk_csr_i/14 */
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#define STMMAC_CSR_I_16 0xE /* clk_csr_i/16 */
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#define STMMAC_CSR_I_18 0xF /* clk_csr_i/18 */
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/* AXI DMA Burst length supported */
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#define DMA_AXI_BLEN_4 (1 << 1)
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#define DMA_AXI_BLEN_8 (1 << 2)
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#define DMA_AXI_BLEN_16 (1 << 3)
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#define DMA_AXI_BLEN_32 (1 << 4)
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#define DMA_AXI_BLEN_64 (1 << 5)
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#define DMA_AXI_BLEN_128 (1 << 6)
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#define DMA_AXI_BLEN_256 (1 << 7)
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#define DMA_AXI_BLEN_ALL (DMA_AXI_BLEN_4 | DMA_AXI_BLEN_8 | DMA_AXI_BLEN_16 \
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| DMA_AXI_BLEN_32 | DMA_AXI_BLEN_64 \
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| DMA_AXI_BLEN_128 | DMA_AXI_BLEN_256)
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/* Platfrom data for platform device structure's platform_data field */
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struct stmmac_mdio_bus_data {
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unsigned int phy_mask;
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unsigned int has_xpcs;
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unsigned int xpcs_an_inband;
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int *irqs;
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int probed_phy_irq;
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bool needs_reset;
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};
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struct stmmac_dma_cfg {
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int pbl;
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int txpbl;
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int rxpbl;
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bool pblx8;
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int fixed_burst;
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int mixed_burst;
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bool aal;
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bool eame;
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bool multi_msi_en;
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bool dche;
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};
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#define AXI_BLEN 7
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struct stmmac_axi {
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bool axi_lpi_en;
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bool axi_xit_frm;
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u32 axi_wr_osr_lmt;
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u32 axi_rd_osr_lmt;
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bool axi_kbbe;
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u32 axi_blen[AXI_BLEN];
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bool axi_fb;
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bool axi_mb;
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bool axi_rb;
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};
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#define EST_GCL 1024
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struct stmmac_est {
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struct mutex lock;
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int enable;
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u32 btr_reserve[2];
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u32 btr_offset[2];
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u32 btr[2];
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u32 ctr[2];
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u32 ter;
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u32 gcl_unaligned[EST_GCL];
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u32 gcl[EST_GCL];
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u32 gcl_size;
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};
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struct stmmac_rxq_cfg {
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u8 mode_to_use;
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u32 chan;
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u8 pkt_route;
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bool use_prio;
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u32 prio;
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};
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struct stmmac_txq_cfg {
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u32 weight;
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u8 mode_to_use;
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/* Credit Base Shaper parameters */
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u32 send_slope;
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u32 idle_slope;
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u32 high_credit;
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u32 low_credit;
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bool use_prio;
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u32 prio;
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int tbs_en;
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};
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/* FPE link state */
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enum stmmac_fpe_state {
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FPE_STATE_OFF = 0,
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FPE_STATE_CAPABLE = 1,
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FPE_STATE_ENTERING_ON = 2,
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FPE_STATE_ON = 3,
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};
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/* FPE link-partner hand-shaking mPacket type */
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enum stmmac_mpacket_type {
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MPACKET_VERIFY = 0,
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MPACKET_RESPONSE = 1,
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};
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enum stmmac_fpe_task_state_t {
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__FPE_REMOVING,
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__FPE_TASK_SCHED,
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};
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struct stmmac_fpe_cfg {
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bool enable; /* FPE enable */
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bool hs_enable; /* FPE handshake enable */
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enum stmmac_fpe_state lp_fpe_state; /* Link Partner FPE state */
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enum stmmac_fpe_state lo_fpe_state; /* Local station FPE state */
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};
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struct stmmac_safety_feature_cfg {
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u32 tsoee;
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u32 mrxpee;
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u32 mestee;
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u32 mrxee;
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u32 mtxee;
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u32 epsi;
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u32 edpp;
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u32 prtyen;
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u32 tmouten;
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};
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struct plat_stmmacenet_data {
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int bus_id;
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int phy_addr;
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int interface;
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phy_interface_t phy_interface;
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struct stmmac_mdio_bus_data *mdio_bus_data;
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struct device_node *phy_node;
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struct device_node *phylink_node;
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struct device_node *mdio_node;
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struct stmmac_dma_cfg *dma_cfg;
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struct stmmac_est *est;
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struct stmmac_fpe_cfg *fpe_cfg;
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struct stmmac_safety_feature_cfg *safety_feat_cfg;
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int clk_csr;
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int has_gmac;
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int enh_desc;
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int tx_coe;
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int rx_coe;
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int bugged_jumbo;
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int pmt;
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int force_sf_dma_mode;
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int force_thresh_dma_mode;
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int riwt_off;
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int max_speed;
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int maxmtu;
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int multicast_filter_bins;
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int unicast_filter_entries;
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int tx_fifo_size;
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int rx_fifo_size;
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u32 host_dma_width;
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u32 rx_queues_to_use;
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u32 tx_queues_to_use;
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u8 rx_sched_algorithm;
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u8 tx_sched_algorithm;
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struct stmmac_rxq_cfg rx_queues_cfg[MTL_MAX_RX_QUEUES];
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struct stmmac_txq_cfg tx_queues_cfg[MTL_MAX_TX_QUEUES];
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void (*fix_mac_speed)(void *priv, unsigned int speed);
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int (*serdes_powerup)(struct net_device *ndev, void *priv);
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void (*serdes_powerdown)(struct net_device *ndev, void *priv);
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void (*speed_mode_2500)(struct net_device *ndev, void *priv);
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void (*ptp_clk_freq_config)(void *priv);
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int (*init)(struct platform_device *pdev, void *priv);
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void (*exit)(struct platform_device *pdev, void *priv);
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struct mac_device_info *(*setup)(void *priv);
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int (*clks_config)(void *priv, bool enabled);
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int (*crosststamp)(ktime_t *device, struct system_counterval_t *system,
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void *ctx);
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void (*dump_debug_regs)(void *priv);
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void *bsp_priv;
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struct clk *stmmac_clk;
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struct clk *pclk;
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struct clk *clk_ptp_ref;
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unsigned int clk_ptp_rate;
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unsigned int clk_ref_rate;
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unsigned int mult_fact_100ns;
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s32 ptp_max_adj;
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u32 cdc_error_adj;
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struct reset_control *stmmac_rst;
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struct reset_control *stmmac_ahb_rst;
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struct stmmac_axi *axi;
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int has_gmac4;
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bool has_sun8i;
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bool tso_en;
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int rss_en;
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int mac_port_sel_speed;
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bool en_tx_lpi_clockgating;
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bool rx_clk_runs_in_lpi;
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int has_xgmac;
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bool vlan_fail_q_en;
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u8 vlan_fail_q;
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unsigned int eee_usecs_rate;
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struct pci_dev *pdev;
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int int_snapshot_num;
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int ext_snapshot_num;
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bool int_snapshot_en;
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bool ext_snapshot_en;
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bool multi_msi_en;
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int msi_mac_vec;
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int msi_wol_vec;
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int msi_lpi_vec;
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int msi_sfty_ce_vec;
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int msi_sfty_ue_vec;
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int msi_rx_base_vec;
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int msi_tx_base_vec;
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bool use_phy_wol;
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bool sph_disable;
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bool serdes_up_after_phy_linkup;
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};
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#endif
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