diff options
Diffstat (limited to 'arch/mips/lantiq/xway/prom-ase.c')
| -rw-r--r-- | arch/mips/lantiq/xway/prom-ase.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/mips/lantiq/xway/prom-ase.c b/arch/mips/lantiq/xway/prom-ase.c new file mode 100644 index 00000000000..abe49f4db57 --- /dev/null +++ b/arch/mips/lantiq/xway/prom-ase.c @@ -0,0 +1,39 @@ +/* + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + * + * Copyright (C) 2010 John Crispin <blogic@openwrt.org> + */ + +#include <linux/module.h> +#include <linux/clk.h> +#include <asm/bootinfo.h> +#include <asm/time.h> + +#include <lantiq_soc.h> + +#include "../prom.h" + +#define SOC_AMAZON_SE "Amazon_SE" + +#define PART_SHIFT 12 +#define PART_MASK 0x0FFFFFFF +#define REV_SHIFT 28 +#define REV_MASK 0xF0000000 + +void __init ltq_soc_detect(struct ltq_soc_info *i) +{ + i->partnum = (ltq_r32(LTQ_MPS_CHIPID) & PART_MASK) >> PART_SHIFT; + i->rev = (ltq_r32(LTQ_MPS_CHIPID) & REV_MASK) >> REV_SHIFT; + switch (i->partnum) { + case SOC_ID_AMAZON_SE: + i->name = SOC_AMAZON_SE; + i->type = SOC_TYPE_AMAZON_SE; + break; + + default: + unreachable(); + break; + } +} |