From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Mundt Date: Mon, 12 Mar 2012 05:23:37 +0000 Subject: Re: [PATCH] sh_tmu / PM: Prevent power from being removed from TMU devices Message-Id: <20120312052337.GC9503@linux-sh.org> List-Id: References: <201203030041.30244.rjw@sisk.pl> In-Reply-To: <201203030041.30244.rjw@sisk.pl> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-sh@vger.kernel.org On Mon, Mar 12, 2012 at 02:18:45PM +0900, Simon Horman wrote: > I have tried the patch below (slightly modified as I have detailed inline) > on top of 3.3-rc7, however, I am observing that the boot hangs in the > usual spot when using the default config. > > arm_vmregion_alloc: allocation too big (requested 0x7e9000) > sh_mobile_lcdc_fb sh_mobile_lcdc_fb.1: unable to allocate buffer > sh_mobile_lcdc_fb: probe of sh_mobile_lcdc_fb.1 failed with error -12 > SuperH SCI(F) driver initialized > sh-sci.0: ttySC0 at MMIO 0xe6c40000 (irq = 80) is a scifa > sh-sci sh-sci.0: start latency exceeded, new value 6084 ns > console [ttySC0] enabled, bootconsole disabled > console [ttySC0] enabled, bootconsole disabled > You will probably want to use the rmobile-fixes-for-linus branch, as it contains: commit 1740d3448012475f6b63172631c60cbcd1994a81 Author: Laurent Pinchart Date: Thu Mar 1 15:45:16 2012 +0100 ARM: mach-shmobile: mackerel: Reserve DMA memory for the frame buffer The default 2MB size of DMA coherent memory isn't enough for allocate frame buffer memory. Signed-off-by: Laurent Pinchart Signed-off-by: Paul Mundt