12874c5fdSThomas Gleixner/* SPDX-License-Identifier: GPL-2.0-or-later */ 2dd99eef5SAlexander Shiyan/* 3dd99eef5SAlexander Shiyan * Copyright (C) 2014 Alexander Shiyan <shc_work@mail.ru> 4dd99eef5SAlexander Shiyan */ 5dd99eef5SAlexander Shiyan 6dd99eef5SAlexander Shiyan#ifndef CONFIG_DEBUG_CLPS711X_UART2 7dd99eef5SAlexander Shiyan#define CLPS711X_UART_PADDR (0x80000000 + 0x0000) 832981ea5SAlexander Shiyan#define CLPS711X_UART_VADDR (0xfeff4000 + 0x0000) 9dd99eef5SAlexander Shiyan#else 10dd99eef5SAlexander Shiyan#define CLPS711X_UART_PADDR (0x80000000 + 0x1000) 1132981ea5SAlexander Shiyan#define CLPS711X_UART_VADDR (0xfeff4000 + 0x1000) 12dd99eef5SAlexander Shiyan#endif 13dd99eef5SAlexander Shiyan 14dd99eef5SAlexander Shiyan#define SYSFLG (0x0140) 15dd99eef5SAlexander Shiyan#define SYSFLG_UBUSY (1 << 11) 16dd99eef5SAlexander Shiyan#define UARTDR (0x0480) 17dd99eef5SAlexander Shiyan 18dd99eef5SAlexander Shiyan .macro addruart, rp, rv, tmp 19dd99eef5SAlexander Shiyan ldr \rv, =CLPS711X_UART_VADDR 20dd99eef5SAlexander Shiyan ldr \rp, =CLPS711X_UART_PADDR 21dd99eef5SAlexander Shiyan .endm 22dd99eef5SAlexander Shiyan 232c50a570SLinus Walleij .macro waituartcts,rd,rx 242c50a570SLinus Walleij .endm 252c50a570SLinus Walleij 262c50a570SLinus Walleij .macro waituarttxrdy,rd,rx 27dd99eef5SAlexander Shiyan .endm 28dd99eef5SAlexander Shiyan 29dd99eef5SAlexander Shiyan .macro senduart,rd,rx 30dd99eef5SAlexander Shiyan str \rd, [\rx, #UARTDR] 31dd99eef5SAlexander Shiyan .endm 32dd99eef5SAlexander Shiyan 33dd99eef5SAlexander Shiyan .macro busyuart,rd,rx 34dd99eef5SAlexander Shiyan1001: ldr \rd, [\rx, #SYSFLG] 35dd99eef5SAlexander Shiyan tst \rd, #SYSFLG_UBUSY 36dd99eef5SAlexander Shiyan bne 1001b 37dd99eef5SAlexander Shiyan .endm 38