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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
35 lines
728 B
ArmAsm
35 lines
728 B
ArmAsm
/* 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 waituart,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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