| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * PKUnity Ultra Media Access Layer (UMAL) Ethernet MAC Registers |
| */ |
| |
| /* MAC module of UMAL */ |
| /* UMAL's MAC module includes G/MII interface, several additional PHY |
| * interfaces, and MAC control sub-layer, which provides support for control |
| * frames (e.g. PAUSE frames). |
| */ |
| /* |
| * TX/RX reset and control UMAL_CFG1 |
| */ |
| #define UMAL_CFG1 (PKUNITY_UMAL_BASE + 0x0000) |
| /* |
| * MAC interface mode control UMAL_CFG2 |
| */ |
| #define UMAL_CFG2 (PKUNITY_UMAL_BASE + 0x0004) |
| /* |
| * Inter Packet/Frame Gap UMAL_IPGIFG |
| */ |
| #define UMAL_IPGIFG (PKUNITY_UMAL_BASE + 0x0008) |
| /* |
| * Collision retry or backoff UMAL_HALFDUPLEX |
| */ |
| #define UMAL_HALFDUPLEX (PKUNITY_UMAL_BASE + 0x000c) |
| /* |
| * Maximum Frame Length UMAL_MAXFRAME |
| */ |
| #define UMAL_MAXFRAME (PKUNITY_UMAL_BASE + 0x0010) |
| /* |
| * Test Regsiter UMAL_TESTREG |
| */ |
| #define UMAL_TESTREG (PKUNITY_UMAL_BASE + 0x001c) |
| /* |
| * MII Management Configure UMAL_MIICFG |
| */ |
| #define UMAL_MIICFG (PKUNITY_UMAL_BASE + 0x0020) |
| /* |
| * MII Management Command UMAL_MIICMD |
| */ |
| #define UMAL_MIICMD (PKUNITY_UMAL_BASE + 0x0024) |
| /* |
| * MII Management Address UMAL_MIIADDR |
| */ |
| #define UMAL_MIIADDR (PKUNITY_UMAL_BASE + 0x0028) |
| /* |
| * MII Management Control UMAL_MIICTRL |
| */ |
| #define UMAL_MIICTRL (PKUNITY_UMAL_BASE + 0x002c) |
| /* |
| * MII Management Status UMAL_MIISTATUS |
| */ |
| #define UMAL_MIISTATUS (PKUNITY_UMAL_BASE + 0x0030) |
| /* |
| * MII Management Indicator UMAL_MIIIDCT |
| */ |
| #define UMAL_MIIIDCT (PKUNITY_UMAL_BASE + 0x0034) |
| /* |
| * Interface Control UMAL_IFCTRL |
| */ |
| #define UMAL_IFCTRL (PKUNITY_UMAL_BASE + 0x0038) |
| /* |
| * Interface Status UMAL_IFSTATUS |
| */ |
| #define UMAL_IFSTATUS (PKUNITY_UMAL_BASE + 0x003c) |
| /* |
| * MAC address (high 4 bytes) UMAL_STADDR1 |
| */ |
| #define UMAL_STADDR1 (PKUNITY_UMAL_BASE + 0x0040) |
| /* |
| * MAC address (low 2 bytes) UMAL_STADDR2 |
| */ |
| #define UMAL_STADDR2 (PKUNITY_UMAL_BASE + 0x0044) |
| |
| /* FIFO MODULE OF UMAL */ |
| /* UMAL's FIFO module provides data queuing for increased system level |
| * throughput |
| */ |
| #define UMAL_FIFOCFG0 (PKUNITY_UMAL_BASE + 0x0048) |
| #define UMAL_FIFOCFG1 (PKUNITY_UMAL_BASE + 0x004c) |
| #define UMAL_FIFOCFG2 (PKUNITY_UMAL_BASE + 0x0050) |
| #define UMAL_FIFOCFG3 (PKUNITY_UMAL_BASE + 0x0054) |
| #define UMAL_FIFOCFG4 (PKUNITY_UMAL_BASE + 0x0058) |
| #define UMAL_FIFOCFG5 (PKUNITY_UMAL_BASE + 0x005c) |
| #define UMAL_FIFORAM0 (PKUNITY_UMAL_BASE + 0x0060) |
| #define UMAL_FIFORAM1 (PKUNITY_UMAL_BASE + 0x0064) |
| #define UMAL_FIFORAM2 (PKUNITY_UMAL_BASE + 0x0068) |
| #define UMAL_FIFORAM3 (PKUNITY_UMAL_BASE + 0x006c) |
| #define UMAL_FIFORAM4 (PKUNITY_UMAL_BASE + 0x0070) |
| #define UMAL_FIFORAM5 (PKUNITY_UMAL_BASE + 0x0074) |
| #define UMAL_FIFORAM6 (PKUNITY_UMAL_BASE + 0x0078) |
| #define UMAL_FIFORAM7 (PKUNITY_UMAL_BASE + 0x007c) |
| |
| /* MAHBE MODULE OF UMAL */ |
| /* UMAL's MAHBE module interfaces to the host system through 32-bit AHB Master |
| * and Slave ports.Registers within the M-AHBE provide Control and Status |
| * information concerning these transfers. |
| */ |
| /* |
| * Transmit Control UMAL_DMATxCtrl |
| */ |
| #define UMAL_DMATxCtrl (PKUNITY_UMAL_BASE + 0x0180) |
| /* |
| * Pointer to TX Descripter UMAL_DMATxDescriptor |
| */ |
| #define UMAL_DMATxDescriptor (PKUNITY_UMAL_BASE + 0x0184) |
| /* |
| * Status of Tx Packet Transfers UMAL_DMATxStatus |
| */ |
| #define UMAL_DMATxStatus (PKUNITY_UMAL_BASE + 0x0188) |
| /* |
| * Receive Control UMAL_DMARxCtrl |
| */ |
| #define UMAL_DMARxCtrl (PKUNITY_UMAL_BASE + 0x018c) |
| /* |
| * Pointer to Rx Descriptor UMAL_DMARxDescriptor |
| */ |
| #define UMAL_DMARxDescriptor (PKUNITY_UMAL_BASE + 0x0190) |
| /* |
| * Status of Rx Packet Transfers UMAL_DMARxStatus |
| */ |
| #define UMAL_DMARxStatus (PKUNITY_UMAL_BASE + 0x0194) |
| /* |
| * Interrupt Mask UMAL_DMAIntrMask |
| */ |
| #define UMAL_DMAIntrMask (PKUNITY_UMAL_BASE + 0x0198) |
| /* |
| * Interrupts, read only UMAL_DMAInterrupt |
| */ |
| #define UMAL_DMAInterrupt (PKUNITY_UMAL_BASE + 0x019c) |
| |
| /* |
| * Commands for UMAL_CFG1 register |
| */ |
| #define UMAL_CFG1_TXENABLE FIELD(1, 1, 0) |
| #define UMAL_CFG1_RXENABLE FIELD(1, 1, 2) |
| #define UMAL_CFG1_TXFLOWCTL FIELD(1, 1, 4) |
| #define UMAL_CFG1_RXFLOWCTL FIELD(1, 1, 5) |
| #define UMAL_CFG1_CONFLPBK FIELD(1, 1, 8) |
| #define UMAL_CFG1_RESET FIELD(1, 1, 31) |
| #define UMAL_CFG1_CONFFLCTL (MAC_TX_FLOW_CTL | MAC_RX_FLOW_CTL) |
| |
| /* |
| * Commands for UMAL_CFG2 register |
| */ |
| #define UMAL_CFG2_FULLDUPLEX FIELD(1, 1, 0) |
| #define UMAL_CFG2_CRCENABLE FIELD(1, 1, 1) |
| #define UMAL_CFG2_PADCRC FIELD(1, 1, 2) |
| #define UMAL_CFG2_LENGTHCHECK FIELD(1, 1, 4) |
| #define UMAL_CFG2_MODEMASK FMASK(2, 8) |
| #define UMAL_CFG2_NIBBLEMODE FIELD(1, 2, 8) |
| #define UMAL_CFG2_BYTEMODE FIELD(2, 2, 8) |
| #define UMAL_CFG2_PREAMBLENMASK FMASK(4, 12) |
| #define UMAL_CFG2_DEFPREAMBLEN FIELD(7, 4, 12) |
| #define UMAL_CFG2_FD100 (UMAL_CFG2_DEFPREAMBLEN | UMAL_CFG2_NIBBLEMODE \ |
| | UMAL_CFG2_LENGTHCHECK | UMAL_CFG2_PADCRC \ |
| | UMAL_CFG2_CRCENABLE | UMAL_CFG2_FULLDUPLEX) |
| #define UMAL_CFG2_FD1000 (UMAL_CFG2_DEFPREAMBLEN | UMAL_CFG2_BYTEMODE \ |
| | UMAL_CFG2_LENGTHCHECK | UMAL_CFG2_PADCRC \ |
| | UMAL_CFG2_CRCENABLE | UMAL_CFG2_FULLDUPLEX) |
| #define UMAL_CFG2_HD100 (UMAL_CFG2_DEFPREAMBLEN | UMAL_CFG2_NIBBLEMODE \ |
| | UMAL_CFG2_LENGTHCHECK | UMAL_CFG2_PADCRC \ |
| | UMAL_CFG2_CRCENABLE) |
| |
| /* |
| * Command for UMAL_IFCTRL register |
| */ |
| #define UMAL_IFCTRL_RESET FIELD(1, 1, 31) |
| |
| /* |
| * Command for UMAL_MIICFG register |
| */ |
| #define UMAL_MIICFG_RESET FIELD(1, 1, 31) |
| |
| /* |
| * Command for UMAL_MIICMD register |
| */ |
| #define UMAL_MIICMD_READ FIELD(1, 1, 0) |
| |
| /* |
| * Command for UMAL_MIIIDCT register |
| */ |
| #define UMAL_MIIIDCT_BUSY FIELD(1, 1, 0) |
| #define UMAL_MIIIDCT_NOTVALID FIELD(1, 1, 2) |
| |
| /* |
| * Commands for DMATxCtrl regesters |
| */ |
| #define UMAL_DMA_Enable FIELD(1, 1, 0) |
| |
| /* |
| * Commands for DMARxCtrl regesters |
| */ |
| #define UMAL_DMAIntrMask_ENABLEHALFWORD FIELD(1, 1, 16) |
| |
| /* |
| * Command for DMARxStatus |
| */ |
| #define CLR_RX_BUS_ERR FIELD(1, 1, 3) |
| #define CLR_RX_OVERFLOW FIELD(1, 1, 2) |
| #define CLR_RX_PKT FIELD(1, 1, 0) |
| |
| /* |
| * Command for DMATxStatus |
| */ |
| #define CLR_TX_BUS_ERR FIELD(1, 1, 3) |
| #define CLR_TX_UNDERRUN FIELD(1, 1, 1) |
| #define CLR_TX_PKT FIELD(1, 1, 0) |
| |
| /* |
| * Commands for DMAIntrMask and DMAInterrupt register |
| */ |
| #define INT_RX_MASK FIELD(0xd, 4, 4) |
| #define INT_TX_MASK FIELD(0xb, 4, 0) |
| |
| #define INT_RX_BUS_ERR FIELD(1, 1, 7) |
| #define INT_RX_OVERFLOW FIELD(1, 1, 6) |
| #define INT_RX_PKT FIELD(1, 1, 4) |
| #define INT_TX_BUS_ERR FIELD(1, 1, 3) |
| #define INT_TX_UNDERRUN FIELD(1, 1, 1) |
| #define INT_TX_PKT FIELD(1, 1, 0) |
| |
| /* |
| * MARCOS of UMAL's descriptors |
| */ |
| #define UMAL_DESC_PACKETSIZE_EMPTY FIELD(1, 1, 31) |
| #define UMAL_DESC_PACKETSIZE_NONEMPTY FIELD(0, 1, 31) |
| #define UMAL_DESC_PACKETSIZE_SIZEMASK FMASK(12, 0) |
| |
