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sh: Keep track of allowed sleep modes

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Add code to keep track of supported sleep modes. This to
only export cpuidle modes that are backed by board support
code. Also, do not allow suspend-to-ram if sdram board code
is missing.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Magnus Damm
2009-10-30 04:24:15 +00:00
committed by Paul Mundt
parent 323ef8dba6
commit 02bf89347c
3 changed files with 34 additions and 18 deletions
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3
arch/sh/include/asm/suspend.h
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@ -61,6 +61,9 @@ struct sh_sleep_data {
struct sh_sleep_regs data;
};
/* a bitmap of supported sleep modes (SUSP_SH..) */
extern unsigned long sh_mobile_sleep_supported;
#endif
/* flags passed to assembly suspend code */