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- /* SPDX-License-Identifier: GPL-2.0-only */
- /*
- * Debugging macro include header
- *
- * Copyright (C) 2010 Alexey Charkov <[email protected]>
- * 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
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