From mboxrd@z Thu Jan 1 00:00:00 1970 From: khilman@linaro.org (Kevin Hilman) Date: Wed, 25 Jun 2014 16:21:39 -0700 Subject: [PATCH 2/3] ARM: dts: Update the parent for Audss clocks in Exynos5420 In-Reply-To: (Doug Anderson's message of "Tue, 24 Jun 2014 16:00:38 -0700") References: <1402464739-19044-1-git-send-email-tushar.b@samsung.com> <1402464739-19044-3-git-send-email-tushar.b@samsung.com> Message-ID: <7hpphwlgn0.fsf@paris.lan> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Doug Anderson writes: > Tushar, > > On Tue, Jun 10, 2014 at 10:32 PM, Tushar Behera wrote: >> Currently CLK_FOUT_EPLL was set as one of the parents of AUDSS mux. >> As per the user manual, it should be CLK_MAU_EPLL. >> >> The problem surfaced when the bootloader in Peach-pit board set >> the EPLL clock as the parent of AUDSS mux. While booting the kernel, >> we used to get a system hang during late boot if CLK_MAU_EPLL was >> disabled. >> >> Signed-off-by: Tushar Behera >> Signed-off-by: Shaik Ameer Basha >> Reported-by: Kevin Hilman >> --- >> arch/arm/boot/dts/exynos5420.dtsi | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) > > I've tested this myself now as well. > > Tested-by: Doug Anderson For me, this patch alone (on top of -next) doesn't solve the boot hang. I still need clk_ignore_unused for a successful boot. So, this patch might be correct, but it doesn't prevent a boot hang using a chain-loaded nv_uboot on peach-pi. There's still another clock being disabled that causes a hang. Kevin