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 39