target/linux/rtl838x/files-5.4/drivers/net/ethernet/rtl838x_eth.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #ifndef _RTL838X_ETH_H
   4 #define _RTL838X_ETH_H
   5
   6 /*
   7  * Register definition
   8  */
   9
  10 #define RTL838X_CPU_PORT                        28
  11 #define RTL839X_CPU_PORT                        52
  12
  13 #define RTL838X_MAC_PORT_CTRL                   (0xd560)
  14 #define RTL839X_MAC_PORT_CTRL                   (0x8004)
  15 #define RTL838X_DMA_IF_INTR_STS                 (0x9f54)
  16 #define RTL839X_DMA_IF_INTR_STS                 (0x7868)
  17 #define RTL838X_DMA_IF_INTR_MSK                 (0x9f50)
  18 #define RTL839X_DMA_IF_INTR_MSK                 (0x7864)
  19 #define RTL838X_DMA_IF_CTRL                     (0x9f58)
  20 #define RTL839X_DMA_IF_CTRL                     (0x786c)
  21 #define RTL838X_RST_GLB_CTRL_0                  (0x003c)
  22 #define RTL838X_MAC_FORCE_MODE_CTRL             (0xa104)
  23 #define RTL839X_MAC_FORCE_MODE_CTRL             (0x02bc)
  24
  25 /* MAC address settings */
  26 #define RTL838X_MAC                             (0xa9ec)
  27 #define RTL839X_MAC                             (0x02b4)
  28 #define RTL838X_MAC_ALE                         (0x6b04)
  29 #define RTL838X_MAC2                            (0xa320)
  30
  31 #define RTL838X_DMA_RX_BASE                     (0x9f00)
  32 #define RTL839X_DMA_RX_BASE                     (0x780c)
  33 #define RTL838X_DMA_TX_BASE                     (0x9f40)
  34 #define RTL839X_DMA_TX_BASE                     (0x784c)
  35 #define RTL838X_DMA_IF_RX_RING_SIZE             (0xB7E4)
  36 #define RTL839X_DMA_IF_RX_RING_SIZE             (0x6038)
  37 #define RTL838X_DMA_IF_RX_RING_CNTR             (0xB7E8)
  38 #define RTL839X_DMA_IF_RX_RING_CNTR             (0x603c)
  39 #define RTL838X_DMA_IF_RX_CUR                   (0x9F20)
  40 #define RTL839X_DMA_IF_RX_CUR                   (0x782c)
  41
  42 #define RTL838X_DMY_REG31                       (0x3b28)
  43 #define RTL838X_SDS_MODE_SEL                    (0x0028)
  44 #define RTL838X_SDS_CFG_REG                     (0x0034)
  45 #define RTL838X_INT_MODE_CTRL                   (0x005c)
  46 #define RTL838X_CHIP_INFO                       (0x00d8)
  47 #define RTL838X_SDS4_REG28                      (0xef80)
  48 #define RTL838X_SDS4_DUMMY0                     (0xef8c)
  49 #define RTL838X_SDS5_EXT_REG6                   (0xf18c)
  50 #define RTL838X_PORT_ISO_CTRL(port)             (0x4100 + ((port) << 2))
  51 #define RTL838X_STAT_PORT_STD_MIB(port)         (0x1200 + (((port) << 8)))
  52 #define RTL838X_STAT_RST                        (0x3100)
  53 #define RTL838X_STAT_CTRL                       (0x3108)
  54
  55 /* Registers of the internal Serdes of the 8380 */
  56 #define MAPLE_SDS4_REG0r                        RTL838X_SDS4_REG28
  57 #define MAPLE_SDS5_REG0r                        (RTL838X_SDS4_REG28 + 0x100)
  58 #define MAPLE_SDS4_REG3r                        RTL838X_SDS4_DUMMY0
  59 #define MAPLE_SDS5_REG3r                        (RTL838X_SDS4_REG28 + 0x100)
  60 #define MAPLE_SDS4_FIB_REG0r                    (RTL838X_SDS4_REG28 + 0x880)
  61 #define MAPLE_SDS5_FIB_REG0r                    (RTL838X_SDS4_REG28 + 0x980)
  62
  63 /* VLAN registers */
  64 #define RTL838X_VLAN_PROFILE(idx)               (0x3A88 + ((idx) << 2))
  65 #define RTL838X_VLAN_PORT_EGR_FLTR              (0x3A84)
  66 #define RTL838X_VLAN_PORT_PB_VLAN(port)         (0x3C00 + ((port) << 2))
  67 #define RTL838X_VLAN_PORT_IGR_FLTR_0            (0x3A7C)
  68 #define RTL838X_VLAN_PORT_IGR_FLTR_1            (0x3A7C + 4)
  69 #define RTL838X_TBL_ACCESS_CTRL_0               (0x6914)
  70 #define RTL838X_TBL_ACCESS_DATA_0(idx)          (0x6918 + ((idx) << 2))
  71 #define RTL838X_TBL_ACCESS_CTRL_1               (0xA4C8)
  72 #define RTL838X_TBL_ACCESS_DATA_1(idx)          (0xA4CC + ((idx) << 2))
  73 #define RTL839X_TBL_ACCESS_L2_CTRL              (0x1180)
  74 #define RTL839X_TBL_ACCESS_L2_DATA(idx)         (0x1184 + ((idx) << 2))
  75 /* MAC handling */
  76 #define RTL838X_MAC_LINK_STS                    (0xa188)
  77 #define RTL839X_MAC_LINK_STS                    (0x0390)
  78 #define RTL838X_MAC_LINK_SPD_STS                (0xa190)
  79 #define RTL839X_MAC_LINK_SPD_STS                (0x03a0)
  80 #define RTL838X_MAC_LINK_DUP_STS                (0xa19c)
  81 #define RTL839X_MAC_LINK_DUP_STS                (0x03b0)
  82 // TODO: RTL8390_MAC_LINK_MEDIA_STS_ADDR ???
  83 #define RTL838X_MAC_TX_PAUSE_STS                (0xa1a0)
  84 #define RTL839X_MAC_TX_PAUSE_STS                (0x03b8)
  85 #define RTL838X_MAC_RX_PAUSE_STS                (0xa1a4)
  86 #define RTL839X_MAC_RX_PAUSE_STS                (0x03c0)
  87 #define RTL838X_EEE_TX_TIMER_GIGA_CTRL          (0xaa04)
  88 #define RTL838X_EEE_TX_TIMER_GELITE_CTRL        (0xaa08)
  89 #define RTL839X_MAC_GLB_CTRL                    (0x02a8)
  90 #define RTL839X_SCHED_LB_TICK_TKN_CTRL          (0x60f8)
  91
  92 #define RTL838X_L2_TBL_FLUSH_CTRL               (0x3370)
  93 #define RTL839X_L2_TBL_FLUSH_CTRL               (0x3ba0)
  94
  95 /* MAC link state bits */
  96 #define FORCE_EN                                (1 << 0)
  97 #define FORCE_LINK_EN                           (1 << 1)
  98 #define NWAY_EN                                 (1 << 2)
  99 #define DUPLX_MODE                              (1 << 3)
 100 #define TX_PAUSE_EN                             (1 << 6)
 101 #define RX_PAUSE_EN                             (1 << 7)
 102
 103 /* RTL839X L2 Notification DMA interface */
 104 #define RTL839X_DMA_IF_NBUF_BASE_DESC_ADDR_CTRL (0x785C)
 105 #define RTL839X_L2_NOTIFICATION_CTRL            (0x7808)
 106 #define RTL838X_L2_CTRL_0                       (0x3200)
 107 #define RTL839X_L2_CTRL_0                       (0x3800)
 108
 109 /* TRAPPING to CPU-PORT */
 110 #define RTL838X_SPCL_TRAP_IGMP_CTRL             (0x6984)
 111 #define RTL839X_SPCL_TRAP_IGMP_CTRL             (0x1058)
 112 #define RTL838X_RMA_CTRL_0                      (0x4300)
 113 #define RTL838X_RMA_CTRL_1                      (0x4304)
 114 #define RTL839X_RMA_CTRL_0                      (0x1200)
 115 #define RTL839X_RMA_CTRL_1                      (0x1204)
 116 #define RTL839X_RMA_CTRL_2                      (0x1208)
 117 #define RTL839X_RMA_CTRL_3                      (0x120C)
 118
 119 inline int rtl838x_mac_port_ctrl(int p)
 120 {
 121         return RTL838X_MAC_PORT_CTRL + (p << 7);
 122 }
 123
 124 inline int rtl839x_mac_port_ctrl(int p)
 125 {
 126         return RTL839X_MAC_PORT_CTRL + (p << 7);
 127 }
 128
 129 static inline int rtl838x_mac_force_mode_ctrl(int p)
 130 {
 131         return RTL838X_MAC_FORCE_MODE_CTRL + (p << 2);
 132 }
 133
 134 static inline int rtl839x_mac_force_mode_ctrl(int p)
 135 {
 136         return RTL839X_MAC_FORCE_MODE_CTRL + (p << 2);
 137 }
 138
 139 inline int rtl838x_dma_rx_base(int i)
 140 {
 141         return RTL838X_DMA_RX_BASE + (i << 2);
 142 }
 143
 144 inline int rtl839x_dma_rx_base(int i)
 145 {
 146         return RTL839X_DMA_RX_BASE + (i << 2);
 147 }
 148
 149 inline int rtl838x_dma_tx_base(int i)
 150 {
 151         return RTL838X_DMA_TX_BASE + (i << 2);
 152 }
 153
 154 inline int rtl839x_dma_tx_base(int i)
 155 {
 156         return RTL839X_DMA_TX_BASE + (i << 2);
 157 }
 158
 159 inline int rtl838x_dma_if_rx_ring_size(int i)
 160 {
 161         return RTL838X_DMA_IF_RX_RING_SIZE + ((i >> 3) << 2);
 162 }
 163
 164 inline int rtl839x_dma_if_rx_ring_size(int i)
 165 {
 166         return RTL839X_DMA_IF_RX_RING_SIZE + ((i >> 3) << 2);
 167 }
 168
 169 inline int rtl838x_dma_if_rx_ring_cntr(int i)
 170 {
 171         return RTL838X_DMA_IF_RX_RING_CNTR + ((i >> 3) << 2);
 172 }
 173
 174 inline int rtl839x_dma_if_rx_ring_cntr(int i)
 175 {
 176         return RTL839X_DMA_IF_RX_RING_CNTR + ((i >> 3) << 2);
 177 }
 178
 179
 180 inline int rtl838x_dma_if_rx_cur(int i)
 181 {
 182         return RTL838X_DMA_IF_RX_CUR + (i << 2);
 183 }
 184
 185 inline int rtl839x_dma_if_rx_cur(int i)
 186 {
 187         return RTL839X_DMA_IF_RX_CUR + (i << 2);
 188 }
 189
 190 inline u32 rtl838x_get_mac_link_sts(int port)
 191 {
 192         return (sw_r32(RTL838X_MAC_LINK_STS) & (1 << port));
 193 }
 194
 195 inline u32 rtl839x_get_mac_link_sts(int p)
 196 {
 197         return (sw_r32(RTL839X_MAC_LINK_STS + ((p >> 5) << 2)) & (1 << p));
 198 }
 199
 200 inline u32 rtl838x_get_mac_link_dup_sts(int port)
 201 {
 202         return (sw_r32(RTL838X_MAC_LINK_DUP_STS) & (1 << port));
 203 }
 204
 205 inline u32 rtl839x_get_mac_link_dup_sts(int p)
 206 {
 207         return (sw_r32(RTL839X_MAC_LINK_DUP_STS + ((p >> 5) << 2)) & (1 << p));
 208 }
 209
 210 inline u32 rtl838x_get_mac_link_spd_sts(int port)
 211 {
 212         int r = RTL838X_MAC_LINK_SPD_STS + ((port >> 4) << 2);
 213         u32 speed = sw_r32(r);
 214
 215         speed >>= (port % 16) << 1;
 216         return (speed & 0x3);
 217 }
 218
 219 inline u32 rtl839x_get_mac_link_spd_sts(int port)
 220 {
 221         int r = RTL839X_MAC_LINK_SPD_STS + ((port >> 4) << 2);
 222         u32 speed = sw_r32(r);
 223
 224         speed >>= (port % 16) << 1;
 225         return (speed & 0x3);
 226 }
 227
 228 inline u32 rtl838x_get_mac_rx_pause_sts(int port)
 229 {
 230         return (sw_r32(RTL838X_MAC_RX_PAUSE_STS) & (1 << port));
 231 }
 232
 233 inline u32 rtl839x_get_mac_rx_pause_sts(int p)
 234 {
 235         return (sw_r32(RTL839X_MAC_RX_PAUSE_STS + ((p >> 5) << 2)) & (1 << p));
 236 }
 237
 238 inline u32 rtl838x_get_mac_tx_pause_sts(int port)
 239 {
 240         return (sw_r32(RTL838X_MAC_TX_PAUSE_STS) & (1 << port));
 241 }
 242
 243 inline u32 rtl839x_get_mac_tx_pause_sts(int p)
 244 {
 245         return (sw_r32(RTL839X_MAC_TX_PAUSE_STS + ((p >> 5) << 2)) & (1 << p));
 246 }
 247
 248
 249 struct rtl838x_reg {
 250         int (*mac_port_ctrl)(int port);
 251         int dma_if_intr_sts;
 252         int dma_if_intr_msk;
 253         int dma_if_ctrl;
 254         int  (*mac_force_mode_ctrl)(int port);
 255         int  (*dma_rx_base)(int ring);
 256         int  (*dma_tx_base)(int ring);
 257         int  (*dma_if_rx_ring_size)(int ring);
 258         int  (*dma_if_rx_ring_cntr)(int ring);
 259         int  (*dma_if_rx_cur)(int ring);
 260         int rst_glb_ctrl;
 261         u32 (*get_mac_link_sts)(int port);
 262         u32 (*get_mac_link_dup_sts)(int port);
 263         u32 (*get_mac_link_spd_sts)(int port);
 264         u32 (*get_mac_rx_pause_sts)(int port);
 265         u32 (*get_mac_tx_pause_sts)(int port);
 266         int mac;
 267         int l2_tbl_flush_ctrl;
 268 };
 269
 270 int rtl838x_write_phy(u32 port, u32 page, u32 reg, u32 val);
 271 int rtl838x_read_phy(u32 port, u32 page, u32 reg, u32 *val);
 272 int rtl839x_write_phy(u32 port, u32 page, u32 reg, u32 val);
 273 int rtl839x_read_phy(u32 port, u32 page, u32 reg, u32 *val);
 274
 275 extern int rtl8380_sds_power(int mac, int val);
 276
 277 #endif /* _RTL838X_ETH_H */