Abhilash K V <abhilash.kv@xxxxxx> writes:
> From: Vaibhav Hiremath <hvaibhav@xxxxxx>
>
> In case of AM3517 & AM3505, Smart Reflex is not applicable so
> we must not enable it. So add check for am3517/05 cpu revision
> in omap3_twl_init() and return -ENODEV if true, else continue.
>
> Signed-off-by: Vaibhav Hiremath <hvaibhav@xxxxxx>
> Signed-off-by: Abhilash K V <abhilash.kv@xxxxxx>
> ---
> arch/arm/mach-omap2/omap_twl.c | 8 ++++++++
> 1 files changed, 8 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/omap_twl.c b/arch/arm/mach-omap2/omap_twl.c
> index 07d6140..92fadcb 100644
> --- a/arch/arm/mach-omap2/omap_twl.c
> +++ b/arch/arm/mach-omap2/omap_twl.c
> @@ -269,6 +269,14 @@ int __init omap3_twl_init(void)
> if (!cpu_is_omap34xx())
> return -ENODEV;
>
> + /*
> + * In case of AM3517/AM3505 we should not be going down
> + * further, since SR is not applicable there.
> + */
> + if (cpu_is_omap3505() || cpu_is_omap3517()) {
> + return -ENODEV;
> + }
> +
Rather than using cpu_is_*, you should add a new "feature" flag for
SmartReflex. We already have this for things like SGX, IVA, NEON, etc.
See <plat/feature.h>
Kevin
> if (cpu_is_omap3630()) {
> omap3_mpu_volt_info.vp_vddmin = OMAP3630_VP1_VLIMITTO_VDDMIN;
> omap3_mpu_volt_info.vp_vddmax = OMAP3630_VP1_VLIMITTO_VDDMAX;
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