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| author | Jean Pihet <jean.pihet@newoldbits.com> | 2010-11-17 17:52:11 (GMT) |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2010-12-18 00:48:20 (GMT) |
| commit | 447b8da5d78ac8f2815a7824c0eb4ad66ba3e11e (patch) | |
| tree | 95dfa4da0fc5f3b7ba2e85d82a3d62031d16f8de /arch/arm/mach-omap2/irq.c | |
| parent | fea83f6a9b0a90fefca16ac3534e308f6c34144b (diff) | |
| download | linux-447b8da5d78ac8f2815a7824c0eb4ad66ba3e11e.tar.xz | |
OMAP3: add comments for erratas i540 and i478 workarounds
Add comments and IDs for the following erratas:
- i540: MPU cannot exit from Standby,
- i478: Unexpected Cold-Reset is generated when device is coming
back from OFF mode
Signed-off-by: Jean Pihet <j-pihet@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/irq.c')
| -rw-r--r-- | arch/arm/mach-omap2/irq.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c index 32eeabe..85bf8ca 100644 --- a/arch/arm/mach-omap2/irq.c +++ b/arch/arm/mach-omap2/irq.c @@ -284,7 +284,10 @@ void omap3_intc_suspend(void) void omap3_intc_prepare_idle(void) { - /* Disable autoidle as it can stall interrupt controller */ + /* + * Disable autoidle as it can stall interrupt controller, + * cf. errata ID i540 for 3430 (all revisions up to 3.1.x) + */ intc_bank_write_reg(0, &irq_banks[0], INTC_SYSCONFIG); } |