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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/arch/arm/include/debug/ux500.S
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/* SPDX-License-Identifier: GPL-2.0-only */

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/*

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 * Debugging macro include header

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 *

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 *  Copyright (C) 2009 ST-Ericsson

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 */

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#if CONFIG_UX500_DEBUG_UART > 2

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#error Invalid Ux500 debug UART

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#endif

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/*

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 * DEBUG_LL only works if only one SOC is built in.  We don't use #else below

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 * in order to get "__UX500_UART redefined" warnings if more than one SOC is

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 * built, so that there's some hint during the build that something is wrong.

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 */

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#ifdef CONFIG_UX500_SOC_DB8500

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#define U8500_UART0_PHYS_BASE	(0x80120000)

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#define U8500_UART1_PHYS_BASE	(0x80121000)

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#define U8500_UART2_PHYS_BASE	(0x80007000)

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#define __UX500_PHYS_UART(n)	U8500_UART##n##_PHYS_BASE

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#endif

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#if !defined(__UX500_PHYS_UART)

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#error Unknown SOC

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#endif

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#define UX500_PHYS_UART(n)	__UX500_PHYS_UART(n)

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#define UART_PHYS_BASE	UX500_PHYS_UART(CONFIG_UX500_DEBUG_UART)

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#define UART_VIRT_BASE	(0xfff07000)

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	.macro	addruart, rp, rv, tmp

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	ldr	\rp, =UART_PHYS_BASE		@ no, physical address

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	ldr	\rv, =UART_VIRT_BASE		@ yes, virtual address

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	.endm

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#include <debug/pl01x.S>

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