OpenCloudOS-Kernel/arch/arm/mach-prima2/lluart.c

36 lines
895 B
C

/*
* Static memory mapping for DEBUG_LL
*
* Copyright (c) 2011 Cambridge Silicon Radio Limited, a CSR plc group company.
*
* Licensed under GPLv2 or later.
*/
#include <linux/kernel.h>
#include <asm/page.h>
#include <asm/mach/map.h>
#include "common.h"
#if defined(CONFIG_DEBUG_SIRFPRIMA2_UART1)
#define SIRFSOC_UART1_PA_BASE 0xb0060000
#elif defined(CONFIG_DEBUG_SIRFMARCO_UART1)
#define SIRFSOC_UART1_PA_BASE 0xcc060000
#else
#define SIRFSOC_UART1_PA_BASE 0
#endif
#define SIRFSOC_UART1_VA_BASE SIRFSOC_VA(0x060000)
#define SIRFSOC_UART1_SIZE SZ_4K
void __init sirfsoc_map_lluart(void)
{
struct map_desc sirfsoc_lluart_map = {
.virtual = SIRFSOC_UART1_VA_BASE,
.pfn = __phys_to_pfn(SIRFSOC_UART1_PA_BASE),
.length = SIRFSOC_UART1_SIZE,
.type = MT_DEVICE,
};
iotable_init(&sirfsoc_lluart_map, 1);
}