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author | Sergey Ryazanov <ryazanov.s.a@gmail.com> | 2014-10-29 03:18:38 +0400 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2014-11-24 07:45:26 +0100 |
commit | 43cc739fd98b8c517ad45756d869f866e746ba04 (patch) | |
tree | c358c406d9e102d83da4e7f1951b09b8ecb0ac91 /arch/mips/ath25 | |
parent | 484c344985ddf8e9ed12b8cf540eba0b1d869236 (diff) | |
download | blackbird-op-linux-43cc739fd98b8c517ad45756d869f866e746ba04.tar.gz blackbird-op-linux-43cc739fd98b8c517ad45756d869f866e746ba04.zip |
MIPS: ath25: add common parts
Add common code for Atheros AR5312 and Atheros AR2315 SoCs families.
Signed-off-by: Sergey Ryazanov <ryazanov.s.a@gmail.com>
Cc: Linux MIPS <linux-mips@linux-mips.org>
Patchwork: https://patchwork.linux-mips.org/patch/8237
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/ath25')
-rw-r--r-- | arch/mips/ath25/Makefile | 11 | ||||
-rw-r--r-- | arch/mips/ath25/Platform | 6 | ||||
-rw-r--r-- | arch/mips/ath25/board.c | 51 | ||||
-rw-r--r-- | arch/mips/ath25/devices.c | 10 | ||||
-rw-r--r-- | arch/mips/ath25/devices.h | 18 | ||||
-rw-r--r-- | arch/mips/ath25/prom.c | 26 |
6 files changed, 122 insertions, 0 deletions
diff --git a/arch/mips/ath25/Makefile b/arch/mips/ath25/Makefile new file mode 100644 index 000000000000..9199fa1508d2 --- /dev/null +++ b/arch/mips/ath25/Makefile @@ -0,0 +1,11 @@ +# +# This file is subject to the terms and conditions of the GNU General Public +# License. See the file "COPYING" in the main directory of this archive +# for more details. +# +# Copyright (C) 2006 FON Technology, SL. +# Copyright (C) 2006 Imre Kaloz <kaloz@openwrt.org> +# Copyright (C) 2006-2009 Felix Fietkau <nbd@openwrt.org> +# + +obj-y += board.o prom.o devices.o diff --git a/arch/mips/ath25/Platform b/arch/mips/ath25/Platform new file mode 100644 index 000000000000..ef3f81fa080b --- /dev/null +++ b/arch/mips/ath25/Platform @@ -0,0 +1,6 @@ +# +# Atheros AR531X/AR231X WiSoC +# +platform-$(CONFIG_ATH25) += ath25/ +cflags-$(CONFIG_ATH25) += -I$(srctree)/arch/mips/include/asm/mach-ath25 +load-$(CONFIG_ATH25) += 0xffffffff80041000 diff --git a/arch/mips/ath25/board.c b/arch/mips/ath25/board.c new file mode 100644 index 000000000000..dd70327fd801 --- /dev/null +++ b/arch/mips/ath25/board.c @@ -0,0 +1,51 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2003 Atheros Communications, Inc., All Rights Reserved. + * Copyright (C) 2006 FON Technology, SL. + * Copyright (C) 2006 Imre Kaloz <kaloz@openwrt.org> + * Copyright (C) 2006-2009 Felix Fietkau <nbd@openwrt.org> + */ + +#include <linux/init.h> +#include <linux/interrupt.h> +#include <asm/irq_cpu.h> +#include <asm/reboot.h> +#include <asm/bootinfo.h> +#include <asm/time.h> + +static void ath25_halt(void) +{ + local_irq_disable(); + unreachable(); +} + +void __init plat_mem_setup(void) +{ + _machine_halt = ath25_halt; + pm_power_off = ath25_halt; + + /* Disable data watchpoints */ + write_c0_watchlo0(0); +} + +asmlinkage void plat_irq_dispatch(void) +{ +} + +void __init plat_time_init(void) +{ +} + +unsigned int __cpuinit get_c0_compare_int(void) +{ + return CP0_LEGACY_COMPARE_IRQ; +} + +void __init arch_init_irq(void) +{ + clear_c0_status(ST0_IM); + mips_cpu_irq_init(); +} diff --git a/arch/mips/ath25/devices.c b/arch/mips/ath25/devices.c new file mode 100644 index 000000000000..049ab4477954 --- /dev/null +++ b/arch/mips/ath25/devices.c @@ -0,0 +1,10 @@ +#include <linux/kernel.h> +#include <linux/init.h> +#include <asm/bootinfo.h> + +#include "devices.h" + +const char *get_system_type(void) +{ + return "Atheros (unknown)"; +} diff --git a/arch/mips/ath25/devices.h b/arch/mips/ath25/devices.h new file mode 100644 index 000000000000..e25a3262256d --- /dev/null +++ b/arch/mips/ath25/devices.h @@ -0,0 +1,18 @@ +#ifndef __ATH25_DEVICES_H +#define __ATH25_DEVICES_H + +#include <linux/cpu.h> + +#define ATH25_REG_MS(_val, _field) (((_val) & _field##_M) >> _field##_S) + +static inline bool is_ar2315(void) +{ + return (current_cpu_data.cputype == CPU_4KEC); +} + +static inline bool is_ar5312(void) +{ + return !is_ar2315(); +} + +#endif diff --git a/arch/mips/ath25/prom.c b/arch/mips/ath25/prom.c new file mode 100644 index 000000000000..edf82be8870d --- /dev/null +++ b/arch/mips/ath25/prom.c @@ -0,0 +1,26 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright MontaVista Software Inc + * Copyright (C) 2003 Atheros Communications, Inc., All Rights Reserved. + * Copyright (C) 2006 FON Technology, SL. + * Copyright (C) 2006 Imre Kaloz <kaloz@openwrt.org> + * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org> + */ + +/* + * Prom setup file for AR5312/AR231x SoCs + */ + +#include <linux/init.h> +#include <asm/bootinfo.h> + +void __init prom_init(void) +{ +} + +void __init prom_free_prom_memory(void) +{ +} |