| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * Copyright (C) 2014, STMicroelectronics - All Rights Reserved |
| * Author(s): Vikas Manocha, <vikas.manocha@st.com> for STMicroelectronics. |
| */ |
| |
| #ifndef _STV0991_GPT_H |
| #define _STV0991_GPT_H |
| |
| #include <asm/arch-stv0991/hardware.h> |
| |
| struct gpt_regs { |
| u32 cr1; |
| u32 cr2; |
| u32 reserved_1; |
| u32 dier; /* dma_int_en */ |
| u32 sr; /* status reg */ |
| u32 egr; /* event gen */ |
| u32 reserved_2[3]; /* offset 0x18--0x20*/ |
| u32 cnt; |
| u32 psc; |
| u32 arr; |
| }; |
| |
| struct gpt_regs *const gpt1_regs_ptr = |
| (struct gpt_regs *) GPTIMER1_BASE_ADDR; |
| |
| /* Timer control1 register */ |
| #define GPT_CR1_CEN 0x0001 |
| #define GPT_MODE_AUTO_RELOAD (1 << 7) |
| |
| /* Timer prescalar reg */ |
| #define GPT_PRESCALER_128 0x128 |
| |
| /* Auto reload register for free running config */ |
| #define GPT_FREE_RUNNING 0xFFFF |
| |
| /* Timer, HZ specific defines */ |
| #define CONFIG_STV0991_HZ 1000 |
| #define CONFIG_STV0991_HZ_CLOCK (27*1000*1000)/GPT_PRESCALER_128 |
| |
| #endif |
