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| /* SPDX-License-Identifier: GPL-2.0-only */
| /*
| * Debugging macro include header
| *
| * Copyright (C) 2010 Alexey Charkov <alchark@gmail.com>
| * Moved from arch/arm/mach-vt8500/include/mach/debug-macro.S
| * Minor changes for readability.
| */
|
| #define DEBUG_LL_PHYS_BASE 0xD8000000
| #define DEBUG_LL_VIRT_BASE 0xF8000000
| #define DEBUG_LL_UART_OFFSET 0x00200000
|
| #if defined(CONFIG_DEBUG_VT8500_UART0)
| .macro addruart, rp, rv, tmp
| mov \rp, #DEBUG_LL_UART_OFFSET
| orr \rv, \rp, #DEBUG_LL_VIRT_BASE
| orr \rp, \rp, #DEBUG_LL_PHYS_BASE
| .endm
|
| .macro senduart,rd,rx
| strb \rd, [\rx, #0]
| .endm
|
| .macro busyuart,rd,rx
| 1001: ldr \rd, [\rx, #0x1c]
| ands \rd, \rd, #0x2
| bne 1001b
| .endm
|
| .macro waituartcts,rd,rx
| .endm
|
| .macro waituarttxrdy,rd,rx
| .endm
|
| #endif
|
|
