/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * ImgTec IR Decoder found in PowerDown Controller. * * Copyright 2010-2014 Imagination Technologies Ltd. */ #ifndef _IMG_IR_H_ #define _IMG_IR_H_ #include <linux/io.h> #include <linux/spinlock.h> #include "img-ir-raw.h" #include "img-ir-hw.h" /* registers */ /* relative to the start of the IR block of registers */ #define IMG_IR_CONTROL … #define IMG_IR_STATUS … #define IMG_IR_DATA_LW … #define IMG_IR_DATA_UP … #define IMG_IR_LEAD_SYMB_TIMING … #define IMG_IR_S00_SYMB_TIMING … #define IMG_IR_S01_SYMB_TIMING … #define IMG_IR_S10_SYMB_TIMING … #define IMG_IR_S11_SYMB_TIMING … #define IMG_IR_FREE_SYMB_TIMING … #define IMG_IR_POW_MOD_PARAMS … #define IMG_IR_POW_MOD_ENABLE … #define IMG_IR_IRQ_MSG_DATA_LW … #define IMG_IR_IRQ_MSG_DATA_UP … #define IMG_IR_IRQ_MSG_MASK_LW … #define IMG_IR_IRQ_MSG_MASK_UP … #define IMG_IR_IRQ_ENABLE … #define IMG_IR_IRQ_STATUS … #define IMG_IR_IRQ_CLEAR … #define IMG_IR_IRCORE_ID … #define IMG_IR_CORE_REV … #define IMG_IR_CORE_DES1 … #define IMG_IR_CORE_DES2 … /* field masks */ /* IMG_IR_CONTROL */ #define IMG_IR_DECODEN … #define IMG_IR_CODETYPE … #define IMG_IR_CODETYPE_SHIFT … #define IMG_IR_HDRTOG … #define IMG_IR_LDRDEC … #define IMG_IR_DECODINPOL … #define IMG_IR_BITORIEN … #define IMG_IR_D1VALIDSEL … #define IMG_IR_BITINV … #define IMG_IR_DECODEND2 … #define IMG_IR_BITORIEND2 … #define IMG_IR_BITINVD2 … /* IMG_IR_STATUS */ #define IMG_IR_RXDVALD2 … #define IMG_IR_IRRXD … #define IMG_IR_TOGSTATE … #define IMG_IR_RXDVAL … #define IMG_IR_RXDLEN … #define IMG_IR_RXDLEN_SHIFT … /* IMG_IR_LEAD_SYMB_TIMING, IMG_IR_Sxx_SYMB_TIMING */ #define IMG_IR_PD_MAX … #define IMG_IR_PD_MAX_SHIFT … #define IMG_IR_PD_MIN … #define IMG_IR_PD_MIN_SHIFT … #define IMG_IR_W_MAX … #define IMG_IR_W_MAX_SHIFT … #define IMG_IR_W_MIN … #define IMG_IR_W_MIN_SHIFT … /* IMG_IR_FREE_SYMB_TIMING */ #define IMG_IR_MAXLEN … #define IMG_IR_MAXLEN_SHIFT … #define IMG_IR_MINLEN … #define IMG_IR_MINLEN_SHIFT … #define IMG_IR_FT_MIN … #define IMG_IR_FT_MIN_SHIFT … /* IMG_IR_POW_MOD_PARAMS */ #define IMG_IR_PERIOD_LEN … #define IMG_IR_PERIOD_LEN_SHIFT … #define IMG_IR_PERIOD_DUTY … #define IMG_IR_PERIOD_DUTY_SHIFT … #define IMG_IR_STABLE_STOP … #define IMG_IR_STABLE_STOP_SHIFT … #define IMG_IR_STABLE_START … #define IMG_IR_STABLE_START_SHIFT … /* IMG_IR_POW_MOD_ENABLE */ #define IMG_IR_POWER_OUT_EN … #define IMG_IR_POWER_MOD_EN … /* IMG_IR_IRQ_ENABLE, IMG_IR_IRQ_STATUS, IMG_IR_IRQ_CLEAR */ #define IMG_IR_IRQ_DEC2_ERR … #define IMG_IR_IRQ_DEC_ERR … #define IMG_IR_IRQ_ACT_LEVEL … #define IMG_IR_IRQ_FALL_EDGE … #define IMG_IR_IRQ_RISE_EDGE … #define IMG_IR_IRQ_DATA_MATCH … #define IMG_IR_IRQ_DATA2_VALID … #define IMG_IR_IRQ_DATA_VALID … #define IMG_IR_IRQ_ALL … #define IMG_IR_IRQ_EDGE … /* IMG_IR_CORE_ID */ #define IMG_IR_CORE_ID … #define IMG_IR_CORE_ID_SHIFT … #define IMG_IR_CORE_CONFIG … #define IMG_IR_CORE_CONFIG_SHIFT … /* IMG_IR_CORE_REV */ #define IMG_IR_DESIGNER … #define IMG_IR_DESIGNER_SHIFT … #define IMG_IR_MAJOR_REV … #define IMG_IR_MAJOR_REV_SHIFT … #define IMG_IR_MINOR_REV … #define IMG_IR_MINOR_REV_SHIFT … #define IMG_IR_MAINT_REV … #define IMG_IR_MAINT_REV_SHIFT … struct device; struct clk; /** * struct img_ir_priv - Private driver data. * @dev: Platform device. * @irq: IRQ number. * @clk: Input clock. * @sys_clk: System clock. * @reg_base: Iomem base address of IR register block. * @lock: Protects IR registers and variables in this struct. * @raw: Driver data for raw decoder. * @hw: Driver data for hardware decoder. */ struct img_ir_priv { … }; /* Hardware access */ static inline void img_ir_write(struct img_ir_priv *priv, unsigned int reg_offs, unsigned int data) { … } static inline unsigned int img_ir_read(struct img_ir_priv *priv, unsigned int reg_offs) { … } #endif /* _IMG_IR_H_ */
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