/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2014 Alexander Shiyan <shc_work@mail.ru> */ #ifndef CONFIG_DEBUG_CLPS711X_UART2 #define CLPS711X_UART_PADDR (0x80000000 + 0x0000) #define CLPS711X_UART_VADDR (0xfeff4000 + 0x0000) #else #define CLPS711X_UART_PADDR (0x80000000 + 0x1000) #define CLPS711X_UART_VADDR (0xfeff4000 + 0x1000) #endif #define SYSFLG (0x0140) #define SYSFLG_UBUSY (1 << 11) #define UARTDR (0x0480) .macro addruart, rp, rv, tmp ldr \rv, =CLPS711X_UART_VADDR ldr \rp, =CLPS711X_UART_PADDR .endm .macro waituartcts,rd,rx .endm .macro waituarttxrdy,rd,rx .endm .macro senduart,rd,rx str \rd, [\rx, #UARTDR] .endm .macro busyuart,rd,rx 1001: ldr \rd, [\rx, #SYSFLG] tst \rd, #SYSFLG_UBUSY bne 1001b .endm