On Mon, May 14, 2012 at 5:18 AM, Tero Kristo <t-kristo@xxxxxx> wrote:
> Added similar PM errata flag support as omap3 has. A few errata flags
> will be added in subsequent patches.
Considering that we might have erratas for future SoCs as well,
should'nt we just
set up a common errata flag for all SoCs and since we have i123 numbers, would
it help being able to reuse errata flags cross SoC generations (if we need to)?
> Signed-off-by: Tero Kristo <t-kristo@xxxxxx>
> ---
> arch/arm/mach-omap2/pm.h | 7 +++++++
> arch/arm/mach-omap2/pm44xx.c | 1 +
> 2 files changed, 8 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h
> index ce1e27f..e53ee3c 100644
> --- a/arch/arm/mach-omap2/pm.h
> +++ b/arch/arm/mach-omap2/pm.h
> @@ -130,6 +130,13 @@ extern void enable_omap3630_toggle_l2_on_restore(void);
> static inline void enable_omap3630_toggle_l2_on_restore(void) { }
> #endif /* defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP3) */
>
> +#if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP4)
> +extern u16 pm44xx_errata;
> +#define IS_PM44XX_ERRATUM(id) (pm44xx_errata & (id))
> +#else
> +#define IS_PM44XX_ERRATUM(id) 0
> +#endif
> +
> #ifdef CONFIG_OMAP_SMARTREFLEX
> extern int omap_devinit_smartreflex(void);
> extern void omap_enable_smartreflex_on_init(void);
> diff --git a/arch/arm/mach-omap2/pm44xx.c b/arch/arm/mach-omap2/pm44xx.c
> index 8f0ec56..8238097 100644
> --- a/arch/arm/mach-omap2/pm44xx.c
> +++ b/arch/arm/mach-omap2/pm44xx.c
> @@ -35,6 +35,7 @@ struct power_state {
> };
>
> static LIST_HEAD(pwrst_list);
> +u16 pm44xx_errata;
>
> #ifdef CONFIG_SUSPEND
> static int omap4_pm_suspend(void)
> --
> 1.7.4.1
>
>
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Regards,
Nishanth Menon
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