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/*
* (C) Copyright 2009
* Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _SPR_GPT_H
#define _SPR_GPT_H
struct gpt_regs {
u8 reserved[0x80];
u32 control;
u32 status;
u32 compare;
u32 count;
u32 capture_re;
u32 capture_fe;
};
/*
* TIMER_CONTROL register settings
*/
#define GPT_PRESCALER_MASK 0x000F
#define GPT_PRESCALER_1 0x0000
#define GPT_PRESCALER_2 0x0001
#define GPT_PRESCALER_4 0x0002
#define GPT_PRESCALER_8 0x0003
#define GPT_PRESCALER_16 0x0004
#define GPT_PRESCALER_32 0x0005
#define GPT_PRESCALER_64 0x0006
#define GPT_PRESCALER_128 0x0007
#define GPT_PRESCALER_256 0x0008
#define GPT_MODE_SINGLE_SHOT 0x0010
#define GPT_MODE_AUTO_RELOAD 0x0000
#define GPT_ENABLE 0x0020
#define GPT_CAPT_MODE_MASK 0x00C0
#define GPT_CAPT_MODE_NONE 0x0000
#define GPT_CAPT_MODE_RE 0x0040
#define GPT_CAPT_MODE_FE 0x0080
#define GPT_CAPT_MODE_BOTH 0x00C0
#define GPT_INT_MATCH 0x0100
#define GPT_INT_FE 0x0200
#define GPT_INT_RE 0x0400
/*
* TIMER_STATUS register settings
*/
#define GPT_STS_MATCH 0x0001
#define GPT_STS_FE 0x0002
#define GPT_STS_RE 0x0004
/*
* TIMER_COMPARE register settings
*/
#define GPT_FREE_RUNNING 0xFFFF
/* Timer, HZ specific defines */
#define CONFIG_SPEAR_HZ 1000
#define CONFIG_SPEAR_HZ_CLOCK 8300000
#endif
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