1 /* 2 * Copyright (c) 2019-2025 Allwinner Technology Co., Ltd. ALL rights reserved. 3 * 4 * Allwinner is a trademark of Allwinner Technology Co.,Ltd., registered in 5 * the the People's Republic of China and other countries. 6 * All Allwinner Technology Co.,Ltd. trademarks are used with permission. 7 * 8 * DISCLAIMER 9 * THIRD PARTY LICENCES MAY BE REQUIRED TO IMPLEMENT THE SOLUTION/PRODUCT. 10 * IF YOU NEED TO INTEGRATE THIRD PARTY’S TECHNOLOGY (SONY, DTS, DOLBY, AVS OR MPEGLA, ETC.) 11 * IN ALLWINNERS’SDK OR PRODUCTS, YOU SHALL BE SOLELY RESPONSIBLE TO OBTAIN 12 * ALL APPROPRIATELY REQUIRED THIRD PARTY LICENCES. 13 * ALLWINNER SHALL HAVE NO WARRANTY, INDEMNITY OR OTHER OBLIGATIONS WITH RESPECT TO MATTERS 14 * COVERED UNDER ANY REQUIRED THIRD PARTY LICENSE. 15 * YOU ARE SOLELY RESPONSIBLE FOR YOUR USAGE OF THIRD PARTY’S TECHNOLOGY. 16 * 17 * 18 * THIS SOFTWARE IS PROVIDED BY ALLWINNER"AS IS" AND TO THE MAXIMUM EXTENT 19 * PERMITTED BY LAW, ALLWINNER EXPRESSLY DISCLAIMS ALL WARRANTIES OF ANY KIND, 20 * WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING WITHOUT LIMITATION REGARDING 21 * THE TITLE, NON-INFRINGEMENT, ACCURACY, CONDITION, COMPLETENESS, PERFORMANCE 22 * OR MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 23 * IN NO EVENT SHALL ALLWINNER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 26 * LOSS OF USE, DATA, OR PROFITS, OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 28 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 30 * OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 #ifndef __SUNXI_TIMER_H__ 33 #define __SUNXI_TIMER_H__ 34 35 #include <stdint.h> 36 #include <sunxi_hal_common.h> 37 #include <sunxi_hal_timer.h> 38 39 #ifdef __cplusplus 40 extern "C" { 41 #endif 42 43 #ifndef BIT 44 #define BIT(_x) (1UL << (_x)) 45 #endif 46 47 #define TIMER_IRQ_EN_REG (SUNXI_TMR_PBASE + 0x00) 48 #define TIMER_IRQ_EN(val) BIT(val) 49 #define TIMER_IRQ_ST_REG (SUNXI_TMR_PBASE + 0x04) 50 #define TIMER_IRQ_CLEAR(val) BIT(val) 51 #define TIMER_CTL_REG(val) (SUNXI_TMR_PBASE + 0x10 * val + 0x10) 52 #define TIMER_CTL_ENABLE BIT(0) 53 #define TIMER_CTL_RELOAD BIT(1) 54 #define TIMER_CTL_CLK_SRC(val) (((val) & 0x3) << 2) 55 #define TIMER_CTL_CLK_SRC_OSC24M (1) 56 #define TIMER_CTL_CLK_PRES(val) (((val) & 0x7) << 4) 57 #define TIMER_CTL_ONESHOT BIT(7) 58 #define TIMER_INTVAL_REG(val) (SUNXI_TMR_PBASE + 0x10 * (val) + 0x14) 59 #define TIMER_CNTVAL_REG(val) (SUNXI_TMR_PBASE + 0x10 * (val) + 0x18) 60 61 #define TIMER_SYNC_TICKS 3 62 63 struct sunxi_timer 64 { 65 uint32_t timer_id; 66 uint32_t ticks; 67 uint32_t clk_rate; 68 uint32_t irq; 69 uint32_t min_delta_ticks; 70 uint32_t max_delta_ticks; 71 timer_callback callback; 72 void *param; 73 }; 74 75 int sunxi_timer_set_oneshot(uint32_t delay_us, uint32_t timer, timer_callback callback, void *callback_param); 76 int sunxi_timer_set_periodic(uint32_t delay_us, uint32_t timer, timer_callback callback, void *callback_param); 77 void sunxi_timer_stop(uint32_t timer); 78 void sunxi_timer_start(uint32_t timer, bool periodic); 79 void sunxi_timer_init(hal_timer_id_t id); 80 void sunxi_timer_uninit(hal_timer_id_t id); 81 uint32_t sunxi_timer_get_count(uint32_t timer); 82 83 #ifdef __cplusplus 84 } 85 #endif 86 87 #endif 88