From mboxrd@z Thu Jan 1 00:00:00 1970 From: sboyd@codeaurora.org (Stephen Boyd) Date: Wed, 19 Dec 2012 10:20:30 -0800 Subject: [PATCH 4/4] clk: zynq: Use of_init_clk_data() In-Reply-To: <20121219172619.GB1005@beefymiracle.amer.corp.natinst.com> References: <1355778135-32458-1-git-send-email-sboyd@codeaurora.org> <1355778135-32458-5-git-send-email-sboyd@codeaurora.org> <20121219172619.GB1005@beefymiracle.amer.corp.natinst.com> Message-ID: <50D2056E.9000507@codeaurora.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 12/19/12 09:26, Josh Cartwright wrote: > On Mon, Dec 17, 2012 at 01:02:15PM -0800, Stephen Boyd wrote: >> Reduce lines of code and simplify this driver by using the >> generic clock binding parsing function. This also fixes a bug >> where the 'flags' member of the init struct is not initialized. >> >> Signed-off-by: Stephen Boyd >> Cc: Josh Cartwright >> Cc: Soren Brinkmann >> --- >> drivers/clk/clk-zynq.c | 28 +++++++++------------------- >> 1 file changed, 9 insertions(+), 19 deletions(-) > Stephen- > > Is there a particular tree I should be testing this against? Booting this set > on top of linus/master gives me: I based the patches off of linux-next-20121217 although it seems like it applied fine for you on linus/master. > ------------[ cut here ]------------ > WARNING: at drivers/clk/clk-zynq.c:159 zynq_periph_clk_setup+0x190/0x248() > [] (unwind_backtrace+0x0/0xf8) from [] (warn_slowpath_common+0x50/0x60) > [] (warn_slowpath_common+0x50/0x60) from [] (warn_slowpath_null+0x1c/0x24) > [] (warn_slowpath_null+0x1c/0x24) from [] (zynq_periph_clk_setup+0x190/0x248) > [] (zynq_periph_clk_setup+0x190/0x248) from [] (of_clk_init+0x30/0x58) > [] (of_clk_init+0x30/0x58) from [] (xilinx_zynq_timer_init+0x40/0x48) > [] (xilinx_zynq_timer_init+0x40/0x48) from [] (time_init+0x28/0x30) > [] (time_init+0x28/0x30) from [] (start_kernel+0x1a8/0x2c0) > [] (start_kernel+0x1a8/0x2c0) from [<00008074>] (0x8074) > ---[ end trace 1b75b31a2719ed1c ]--- > ------------[ cut here ]------------ > WARNING: at drivers/clk/clk-zynq.c:296 zynq_cpu_clk_setup+0x1e0/0x26c() > [] (unwind_backtrace+0x0/0xf8) from [] (warn_slowpath_common+0x50/0x60) > [] (warn_slowpath_common+0x50/0x60) from [] (warn_slowpath_null+0x1c/0x24) > [] (warn_slowpath_null+0x1c/0x24) from [] (zynq_cpu_clk_setup+0x1e0/0x26c) > [] (zynq_cpu_clk_setup+0x1e0/0x26c) from [] (of_clk_init+0x30/0x58) > [] (of_clk_init+0x30/0x58) from [] (xilinx_zynq_timer_init+0x40/0x48) > [] (xilinx_zynq_timer_init+0x40/0x48) from [] (time_init+0x28/0x30) > [] (time_init+0x28/0x30) from [] (start_kernel+0x1a8/0x2c0) > [] (start_kernel+0x1a8/0x2c0) from [<00008074>] (0x8074) > ---[ end trace 1b75b31a2719ed1d ]--- > ------------[ cut here ]------------ > WARNING: at drivers/clk/clk-zynq.c:347 zynq_cpu_clk_setup+0x210/0x26c() > [] (unwind_backtrace+0x0/0xf8) from [] (warn_slowpath_common+0x50/0x60) > [] (warn_slowpath_common+0x50/0x60) from [] (warn_slowpath_null+0x1c/0x24) > [] (warn_slowpath_null+0x1c/0x24) from [] (zynq_cpu_clk_setup+0x210/0x26c) > [] (zynq_cpu_clk_setup+0x210/0x26c) from [] (of_clk_init+0x30/0x58) > [] (of_clk_init+0x30/0x58) from [] (xilinx_zynq_timer_init+0x40/0x48) > [] (xilinx_zynq_timer_init+0x40/0x48) from [] (time_init+0x28/0x30) > [] (time_init+0x28/0x30) from [] (start_kernel+0x1a8/0x2c0) > [] (start_kernel+0x1a8/0x2c0) from [<00008074>] (0x8074) > ---[ end trace 1b75b31a2719ed1e ]--- Can you show the code at those line numbers? There are quite a few WARN_ONs in that code and it's possible the WARN_ON is the one introduced in this patch. -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation