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| /* SPDX-License-Identifier: GPL-2.0-or-later */
| /*
| * arch/arm/mach-prima2/include/mach/debug-macro.S
| *
| * Copyright (c) 2011 Cambridge Silicon Radio Limited, a CSR plc group company.
| */
|
| #define SIRF_LLUART_TXFIFO_STATUS 0x0114
| #define SIRF_LLUART_TXFIFO_DATA 0x0118
|
| #define SIRF_LLUART_TXFIFO_FULL (1 << 5)
|
| #ifdef CONFIG_DEBUG_SIRFATLAS7_UART0
| #define SIRF_LLUART_TXFIFO_EMPTY (1 << 8)
| #else
| #define SIRF_LLUART_TXFIFO_EMPTY (1 << 6)
| #endif
|
|
| .macro addruart, rp, rv, tmp
| ldr \rp, =CONFIG_DEBUG_UART_PHYS @ physical
| ldr \rv, =CONFIG_DEBUG_UART_VIRT @ virtual
| .endm
|
| .macro senduart,rd,rx
| str \rd, [\rx, #SIRF_LLUART_TXFIFO_DATA]
| .endm
|
| .macro busyuart,rd,rx
| .endm
|
| .macro waituartcts,rd,rx
| .endm
|
| .macro waituarttxrdy,rd,rx
| 1001: ldr \rd, [\rx, #SIRF_LLUART_TXFIFO_STATUS]
| tst \rd, #SIRF_LLUART_TXFIFO_EMPTY
| beq 1001b
| .endm
|
|
