1 /* 2 * Header file for the Xilinx Zynq SPI controller 3 * 4 * Copyright (C) 2015 Xilinx Inc 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to deal 8 * in the Software without restriction, including without limitation the rights 9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10 * copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22 * THE SOFTWARE. 23 */ 24 25 #ifndef XLNX_SPIPS_H 26 #define XLNX_SPIPS_H 27 28 #include "hw/ssi/ssi.h" 29 #include "qemu/fifo8.h" 30 31 typedef struct XilinxSPIPS XilinxSPIPS; 32 33 #define XLNX_SPIPS_R_MAX (0x100 / 4) 34 35 struct XilinxSPIPS { 36 SysBusDevice parent_obj; 37 38 MemoryRegion iomem; 39 MemoryRegion mmlqspi; 40 41 qemu_irq irq; 42 int irqline; 43 44 uint8_t num_cs; 45 uint8_t num_busses; 46 47 uint8_t snoop_state; 48 qemu_irq *cs_lines; 49 SSIBus **spi; 50 51 Fifo8 rx_fifo; 52 Fifo8 tx_fifo; 53 54 uint8_t num_txrx_bytes; 55 56 uint32_t regs[XLNX_SPIPS_R_MAX]; 57 }; 58 59 #define TYPE_XILINX_SPIPS "xlnx.ps7-spi" 60 #define TYPE_XILINX_QSPIPS "xlnx.ps7-qspi" 61 62 #define XILINX_SPIPS(obj) \ 63 OBJECT_CHECK(XilinxSPIPS, (obj), TYPE_XILINX_SPIPS) 64 #define XILINX_SPIPS_CLASS(klass) \ 65 OBJECT_CLASS_CHECK(XilinxSPIPSClass, (klass), TYPE_XILINX_SPIPS) 66 #define XILINX_SPIPS_GET_CLASS(obj) \ 67 OBJECT_GET_CLASS(XilinxSPIPSClass, (obj), TYPE_XILINX_SPIPS) 68 69 #define XILINX_QSPIPS(obj) \ 70 OBJECT_CHECK(XilinxQSPIPS, (obj), TYPE_XILINX_QSPIPS) 71 72 #endif /* XLNX_SPIPS_H */ 73