* Sekhar Nori <nsekhar@xxxxxx> [140707 21:56]: > On Monday 07 July 2014 08:40 PM, Felipe Balbi wrote: > > On Mon, Jul 07, 2014 at 02:40:08PM +0100, Russell King - ARM Linux wrote: > >> --- a/arch/arm/mm/cache-l2x0.c > >> +++ b/arch/arm/mm/cache-l2x0.c > >> @@ -732,7 +732,7 @@ static int l2c310_cpu_enable_flz(struct notifier_block *nb, unsigned long act, v > >> > >> static void __init l2c310_enable(void __iomem *base, u32 aux, unsigned num_lock) > >> { > >> - unsigned rev = readl_relaxed(base + L2X0_CACHE_ID) & L2X0_CACHE_ID_PART_MASK; > >> + unsigned rev = readl_relaxed(base + L2X0_CACHE_ID) & L2X0_CACHE_ID_RTL_MASK; > >> bool cortex_a9 = read_cpuid_part() == ARM_CPU_PART_CORTEX_A9; > > > > even with this change, l2c still tries to write to power control > > register, at least on AM437x. Looking a little deeper here, AM437x > > identifies itself as l2c PL310 r3p3, which should have power control > > register, but aparentely there's no way to write that register. I'll > > file a bug to our ROM team, but we will certainly need a way to > > workaround this inside omap4-common.c > > Looks like we need both my patch as well as Russell's patch. I can > respin my patch with the pr_info_once() dropped if it helps further > reduce boot noise. In that case I'm fine with the original patch in this series. Russell, got any better ideas? Regards, Tony -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html