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author | Barry Song <bs14@csr.com> | 2011-07-08 11:40:13 +0200 |
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committer | Barry Song <21cnbao@gmail.com> | 2011-07-09 01:20:51 +0200 |
commit | 31adb06f9d68f9d033284c9ab0e264b2d581bceb (patch) | |
tree | e43a95fdfd66d0a5fad0597d00d6e0a0707d4dd2 /arch/arm/mach-prima2/lluart.c | |
parent | ARM: CSR: Adding CSR SiRFprimaII board support (diff) | |
download | linux-31adb06f9d68f9d033284c9ab0e264b2d581bceb.tar.xz linux-31adb06f9d68f9d033284c9ab0e264b2d581bceb.zip |
ARM: CSR: mapping early DEBUG_LL uart
Signed-off-by: Barry Song <baohua.song@csr.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/mach-prima2/lluart.c')
-rw-r--r-- | arch/arm/mach-prima2/lluart.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/arm/mach-prima2/lluart.c b/arch/arm/mach-prima2/lluart.c new file mode 100644 index 000000000000..a89f9b3c8cc5 --- /dev/null +++ b/arch/arm/mach-prima2/lluart.c @@ -0,0 +1,25 @@ +/* + * 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 <mach/map.h> +#include <mach/uart.h> + +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); +} |