1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/*
 3 * Copyright (C) 2014 Alexander Shiyan <shc_work@mail.ru>
 
 
 
 
 
 4 */
 5
 6#ifndef CONFIG_DEBUG_CLPS711X_UART2
 7#define CLPS711X_UART_PADDR	(0x80000000 + 0x0000)
 8#define CLPS711X_UART_VADDR	(0xfeff4000 + 0x0000)
 9#else
10#define CLPS711X_UART_PADDR	(0x80000000 + 0x1000)
11#define CLPS711X_UART_VADDR	(0xfeff4000 + 0x1000)
12#endif
13
14#define SYSFLG		(0x0140)
15#define SYSFLG_UBUSY	(1 << 11)
16#define UARTDR		(0x0480)
17
18	.macro	addruart, rp, rv, tmp
19	ldr	\rv, =CLPS711X_UART_VADDR
20	ldr	\rp, =CLPS711X_UART_PADDR
21	.endm
22
23	.macro	waituartcts,rd,rx
24	.endm
25
26	.macro	waituarttxrdy,rd,rx
27	.endm
28
29	.macro	senduart,rd,rx
30	str	\rd, [\rx, #UARTDR]
31	.endm
32
33	.macro	busyuart,rd,rx
341001:	ldr	\rd, [\rx, #SYSFLG]
35	tst	\rd, #SYSFLG_UBUSY
36	bne	1001b
37	.endm

 
 1/*
 2 * Copyright (C) 2014 Alexander Shiyan <shc_work@mail.ru>
 3 *
 4 * This program is free software; you can redistribute it and/or modify
 5 * it under the terms of the GNU General Public License as published by
 6 * the Free Software Foundation; either version 2 of the License, or
 7 * (at your option) any later version.
 8 */
 9
10#ifndef CONFIG_DEBUG_CLPS711X_UART2
11#define CLPS711X_UART_PADDR	(0x80000000 + 0x0000)
12#define CLPS711X_UART_VADDR	(0xfeff4000 + 0x0000)
13#else
14#define CLPS711X_UART_PADDR	(0x80000000 + 0x1000)
15#define CLPS711X_UART_VADDR	(0xfeff4000 + 0x1000)
16#endif
17
18#define SYSFLG		(0x0140)
19#define SYSFLG_UBUSY	(1 << 11)
20#define UARTDR		(0x0480)
21
22	.macro	addruart, rp, rv, tmp
23	ldr	\rv, =CLPS711X_UART_VADDR
24	ldr	\rp, =CLPS711X_UART_PADDR
25	.endm
26
27	.macro	waituart,rd,rx
 
 
 
28	.endm
29
30	.macro	senduart,rd,rx
31	str	\rd, [\rx, #UARTDR]
32	.endm
33
34	.macro	busyuart,rd,rx
351001:	ldr	\rd, [\rx, #SYSFLG]
36	tst	\rd, #SYSFLG_UBUSY
37	bne	1001b
38	.endm