1/*
2 * Copyright (c) 2020-2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef __SOC_UART_H__
17#define __SOC_UART_H__
18
19#include "asm/platform.h"
20#include "los_typedef.h"
21#include "los_base.h"
22#ifdef __cplusplus
23#if __cplusplus
24extern "C" {
25#endif /* __cplusplus */
26#endif /* __cplusplus */
27
28#define CONFIG_UART0_BAUDRATE   115200
29#define CONFIG_UART_CLK_INPUT   (24000000) // 24M or 6M
30
31#define UART0                   0
32#define UART0_ENABLE            1
33#define UART0_DMA_RX_PERI       4
34
35#define TTYS0                               "/dev/ttyS0"
36
37#define CONSOLE_UART                        UART0
38
39#define CONSOLE_UART_BAUDRATE               115200
40#define UART_NUM    1
41#if (CONSOLE_UART == UART0)
42    #define TTY_DEVICE                "/dev/uartdev-0"
43    #define UART_REG_BASE             UART0_REG_BASE
44    #define NUM_HAL_INTERRUPT_UART    NUM_HAL_INTERRUPT_UART0
45#endif
46
47#define  uart_clk_cfg(uart_num, flag)  ({ \
48        unsigned int tmp = 0; \
49        tmp = GET_UINT32(CRG_REG_BASE + 0x01B8); \
50        if (flag) \
51            tmp |= (1<<(uart_num)); \
52        else \
53            tmp &= ~(1<<(uart_num)); \
54        WRITE_UINT32(tmp, CRG_REG_BASE + 0x01B8); \
55        })
56
57extern VOID UartPuts(const CHAR *s, UINT32 len, BOOL isLock);
58extern UINT32 UartPutsReg(UINTPTR base, const CHAR *s, UINT32 len, BOOL isLock);
59#define UART_WITHOUT_LOCK 0
60#define UART_WITH_LOCK    1
61
62#ifdef __cplusplus
63#if __cplusplus
64}
65#endif /* __cplusplus */
66#endif /* __cplusplus */
67
68#endif
69