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