u-boot/arch/arm/include/asm/arch-stm32f7/gpt.h
Vikas Manocha e66c49fa93 stm32: add support for stm32f7 & stm32f746 discovery board
This patch adds support for stm32f7 family & stm32f746 board.

Signed-off-by: Vikas Manocha <vikas.manocha@st.com>
2016-02-24 18:43:57 -05:00

53 lines
864 B
C

/*
* (C) Copyright 2016
* Vikas Manocha, ST Micoelectronics, vikas.manocha@st.com.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _STM32_GPT_H
#define _STM32_GPT_H
#include <asm/arch/stm32.h>
struct gpt_regs {
u32 cr1;
u32 cr2;
u32 smcr;
u32 dier;
u32 sr;
u32 egr;
u32 ccmr1;
u32 ccmr2;
u32 ccer;
u32 cnt;
u32 psc;
u32 arr;
u32 reserved;
u32 ccr1;
u32 ccr2;
u32 ccr3;
u32 ccr4;
u32 reserved1;
u32 dcr;
u32 dmar;
u32 tim2_5_or;
};
struct gpt_regs *const gpt1_regs_ptr =
(struct gpt_regs *)TIM2_BASE;
/* Timer control1 register */
#define GPT_CR1_CEN 0x0001
#define GPT_MODE_AUTO_RELOAD (1 << 7)
/* Auto reload register for free running config */
#define GPT_FREE_RUNNING 0xFFFFFFFF
/* Timer, HZ specific defines */
#define CONFIG_STM32_HZ 1000
/* Timer Event Generation registers */
#define TIM_EGR_UG (1 << 0)
#endif