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- /* SPDX-License-Identifier: GPL-2.0-or-later */
- /*
- * Copyright (C) 2014 Alexander Shiyan <[email protected]>
- */
- #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
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