From mboxrd@z Thu Jan 1 00:00:00 1970 From: Diana Craciun Date: Thu, 3 Jul 2014 14:23:45 +0300 Subject: [U-Boot] [PATCH 1/4] ARM: fix the ARCH Timer frequency setting. In-Reply-To: <1404381072-42875-2-git-send-email-Li.Xiubo@freescale.com> References: <1404381072-42875-1-git-send-email-Li.Xiubo@freescale.com> <1404381072-42875-2-git-send-email-Li.Xiubo@freescale.com> Message-ID: <53B53D41.8050304@freescale.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 07/03/2014 12:51 PM, Xiubo Li wrote: > For some SoCs, the CONFIG_SYS_CLK_FREQ maybe won't equal the ARCH > Timer's frequency. Can you give an example? > Here using the CONFIG_TIMER_CLK_FREQ instead if the ARCH Timer's > frequency need to config here. > > Signed-off-by: Xiubo Li > --- > arch/arm/cpu/armv7/nonsec_virt.S | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/cpu/armv7/nonsec_virt.S b/arch/arm/cpu/armv7/nonsec_virt.S > index 6f90988..e9766c0 100644 > --- a/arch/arm/cpu/armv7/nonsec_virt.S > +++ b/arch/arm/cpu/armv7/nonsec_virt.S > @@ -147,11 +147,11 @@ ENTRY(_nonsec_init) > * we do this here instead. > * But first check if we have the generic timer. > */ > -#ifdef CONFIG_SYS_CLK_FREQ > +#ifdef CONFIG_TIMER_CLK_FREQ Aren't you breaking the boards which rely on CONFIG_SYS_CLK_FREQ ? > mrc p15, 0, r0, c0, c1, 1 @ read ID_PFR1 > and r0, r0, #CPUID_ARM_GENTIMER_MASK @ mask arch timer bits > cmp r0, #(1 << CPUID_ARM_GENTIMER_SHIFT) > - ldreq r1, =CONFIG_SYS_CLK_FREQ > + ldreq r1, =CONFIG_TIMER_CLK_FREQ > mcreq p15, 0, r1, c14, c0, 0 @ write CNTFRQ > #endif > Diana