1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 | /* SPDX-License-Identifier: GPL-2.0-only */ /* * MPC5121 Prototypes and definitions */ #ifndef __ASM_POWERPC_MPC5121_H__ #define __ASM_POWERPC_MPC5121_H__ /* MPC512x Reset module registers */ struct mpc512x_reset_module { u32 rcwlr; /* Reset Configuration Word Low Register */ u32 rcwhr; /* Reset Configuration Word High Register */ u32 reserved1; u32 reserved2; u32 rsr; /* Reset Status Register */ u32 rmr; /* Reset Mode Register */ u32 rpr; /* Reset Protection Register */ u32 rcr; /* Reset Control Register */ u32 rcer; /* Reset Control Enable Register */ }; /* * Clock Control Module */ struct mpc512x_ccm { u32 spmr; /* System PLL Mode Register */ u32 sccr1; /* System Clock Control Register 1 */ u32 sccr2; /* System Clock Control Register 2 */ u32 scfr1; /* System Clock Frequency Register 1 */ u32 scfr2; /* System Clock Frequency Register 2 */ u32 scfr2s; /* System Clock Frequency Shadow Register 2 */ u32 bcr; /* Bread Crumb Register */ u32 psc_ccr[12]; /* PSC Clock Control Registers */ u32 spccr; /* SPDIF Clock Control Register */ u32 cccr; /* CFM Clock Control Register */ u32 dccr; /* DIU Clock Control Register */ u32 mscan_ccr[4]; /* MSCAN Clock Control Registers */ u32 out_ccr[4]; /* OUT CLK Configure Registers */ u32 rsv0[2]; /* Reserved */ u32 scfr3; /* System Clock Frequency Register 3 */ u32 rsv1[3]; /* Reserved */ u32 spll_lock_cnt; /* System PLL Lock Counter */ u8 res[0x6c]; /* Reserved */ }; /* * LPC Module */ struct mpc512x_lpc { u32 cs_cfg[8]; /* CS config */ u32 cs_ctrl; /* CS Control Register */ u32 cs_status; /* CS Status Register */ u32 burst_ctrl; /* CS Burst Control Register */ u32 deadcycle_ctrl; /* CS Deadcycle Control Register */ u32 holdcycle_ctrl; /* CS Holdcycle Control Register */ u32 alt; /* Address Latch Timing Register */ }; int mpc512x_cs_config(unsigned int cs, u32 val); /* * SCLPC Module (LPB FIFO) */ struct mpc512x_lpbfifo { u32 pkt_size; /* SCLPC Packet Size Register */ u32 start_addr; /* SCLPC Start Address Register */ u32 ctrl; /* SCLPC Control Register */ u32 enable; /* SCLPC Enable Register */ u32 reserved1; u32 status; /* SCLPC Status Register */ u32 bytes_done; /* SCLPC Bytes Done Register */ u32 emb_sc; /* EMB Share Counter Register */ u32 emb_pc; /* EMB Pause Control Register */ u32 reserved2[7]; u32 data_word; /* LPC RX/TX FIFO Data Word Register */ u32 fifo_status; /* LPC RX/TX FIFO Status Register */ u32 fifo_ctrl; /* LPC RX/TX FIFO Control Register */ u32 fifo_alarm; /* LPC RX/TX FIFO Alarm Register */ }; #define MPC512X_SCLPC_START (1 << 31) #define MPC512X_SCLPC_CS(x) (((x) & 0x7) << 24) #define MPC512X_SCLPC_FLUSH (1 << 17) #define MPC512X_SCLPC_READ (1 << 16) #define MPC512X_SCLPC_DAI (1 << 8) #define MPC512X_SCLPC_BPT(x) ((x) & 0x3f) #define MPC512X_SCLPC_RESET (1 << 24) #define MPC512X_SCLPC_FIFO_RESET (1 << 16) #define MPC512X_SCLPC_ABORT_INT_ENABLE (1 << 9) #define MPC512X_SCLPC_NORM_INT_ENABLE (1 << 8) #define MPC512X_SCLPC_ENABLE (1 << 0) #define MPC512X_SCLPC_SUCCESS (1 << 24) #define MPC512X_SCLPC_FIFO_CTRL(x) (((x) & 0x7) << 24) #define MPC512X_SCLPC_FIFO_ALARM(x) ((x) & 0x3ff) enum lpb_dev_portsize { LPB_DEV_PORTSIZE_UNDEFINED = 0, LPB_DEV_PORTSIZE_1_BYTE = 1, LPB_DEV_PORTSIZE_2_BYTES = 2, LPB_DEV_PORTSIZE_4_BYTES = 4, LPB_DEV_PORTSIZE_8_BYTES = 8 }; enum mpc512x_lpbfifo_req_dir { MPC512X_LPBFIFO_REQ_DIR_READ, MPC512X_LPBFIFO_REQ_DIR_WRITE }; struct mpc512x_lpbfifo_request { phys_addr_t dev_phys_addr; /* physical address of some device on LPB */ void *ram_virt_addr; /* virtual address of some region in RAM */ u32 size; enum lpb_dev_portsize portsize; enum mpc512x_lpbfifo_req_dir dir; void (*callback)(struct mpc512x_lpbfifo_request *); }; int mpc512x_lpbfifo_submit(struct mpc512x_lpbfifo_request *req); #endif /* __ASM_POWERPC_MPC5121_H__ */ |