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94 lines
2.1 KiB
94 lines
2.1 KiB
/* |
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* Internal header file for QE TDM mode routines. |
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* |
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* Copyright (C) 2016 Freescale Semiconductor, Inc. All rights reserved. |
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* |
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* Authors: Zhao Qiang <[email protected]> |
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* |
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* This program is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License as published by the |
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* Free Software Foundation; either version 2 of the License, or (at your |
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* option) any later version |
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*/ |
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#ifndef _QE_TDM_H_ |
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#define _QE_TDM_H_ |
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#include <linux/kernel.h> |
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#include <linux/list.h> |
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#include <soc/fsl/qe/immap_qe.h> |
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#include <soc/fsl/qe/qe.h> |
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#include <soc/fsl/qe/ucc.h> |
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#include <soc/fsl/qe/ucc_fast.h> |
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/* SI RAM entries */ |
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#define SIR_LAST 0x0001 |
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#define SIR_BYTE 0x0002 |
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#define SIR_CNT(x) ((x) << 2) |
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#define SIR_CSEL(x) ((x) << 5) |
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#define SIR_SGS 0x0200 |
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#define SIR_SWTR 0x4000 |
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#define SIR_MCC 0x8000 |
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#define SIR_IDLE 0 |
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/* SIxMR fields */ |
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#define SIMR_SAD(x) ((x) << 12) |
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#define SIMR_SDM_NORMAL 0x0000 |
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#define SIMR_SDM_INTERNAL_LOOPBACK 0x0800 |
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#define SIMR_SDM_MASK 0x0c00 |
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#define SIMR_CRT 0x0040 |
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#define SIMR_SL 0x0020 |
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#define SIMR_CE 0x0010 |
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#define SIMR_FE 0x0008 |
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#define SIMR_GM 0x0004 |
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#define SIMR_TFSD(n) (n) |
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#define SIMR_RFSD(n) ((n) << 8) |
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enum tdm_ts_t { |
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TDM_TX_TS, |
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TDM_RX_TS |
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}; |
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enum tdm_framer_t { |
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TDM_FRAMER_T1, |
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TDM_FRAMER_E1 |
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}; |
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enum tdm_mode_t { |
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TDM_INTERNAL_LOOPBACK, |
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TDM_NORMAL |
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}; |
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struct si_mode_info { |
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u8 simr_rfsd; |
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u8 simr_tfsd; |
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u8 simr_crt; |
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u8 simr_sl; |
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u8 simr_ce; |
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u8 simr_fe; |
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u8 simr_gm; |
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}; |
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struct ucc_tdm_info { |
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struct ucc_fast_info uf_info; |
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struct si_mode_info si_info; |
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}; |
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struct ucc_tdm { |
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u16 tdm_port; /* port for this tdm:TDMA,TDMB */ |
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u32 siram_entry_id; |
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u16 __iomem *siram; |
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struct si1 __iomem *si_regs; |
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enum tdm_framer_t tdm_framer_type; |
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enum tdm_mode_t tdm_mode; |
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u8 num_of_ts; /* the number of timeslots in this tdm frame */ |
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u32 tx_ts_mask; /* tx time slot mask */ |
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u32 rx_ts_mask; /* rx time slot mask */ |
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}; |
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int ucc_of_parse_tdm(struct device_node *np, struct ucc_tdm *utdm, |
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struct ucc_tdm_info *ut_info); |
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void ucc_tdm_init(struct ucc_tdm *utdm, struct ucc_tdm_info *ut_info); |
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#endif
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