On Tue, Mar 24, 2015 at 10:02:38PM +0800, Hanjun Guo wrote:
From: Mark Salter msalter@redhat.com
The acpi_os_ioremap() function may be used to map normal RAM or IO regions. The current implementation simply uses ioremap_cache(). This will work for some architectures, but arm64 ioremap_cache() cannot be used to map IO regions which don't support caching. So for arm64, use ioremap() for non-RAM regions.
CC: Rafael J Wysocki rjw@rjwysocki.net CC: Catalin Marinas catalin.marinas@arm.com Tested-by: Robert Richter rrichter@cavium.com Tested-by: Timur Tabi timur@codeaurora.org Acked-by: Robert Richter rrichter@cavium.com Acked-by: Rafael J. Wysocki rafael.j.wysocki@intel.com Reviewed-by: Grant Likely grant.likely@linaro.org Signed-off-by: Mark Salter msalter@redhat.com Signed-off-by: Hanjun Guo hanjun.guo@linaro.org
Acked-by: Catalin Marinas catalin.marinas@arm.com