[ARM] 5035/1: Ensure that zone adjustment is done only on CM-X270
Adjust zones for PCI DMA only if machine_is_armcore() to allow running
the same kernel on different PXA machines.
Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-pxa/cm-x270-pci.c b/arch/arm/mach-pxa/cm-x270-pci.c
index ac7f05f..319c9ff 100644
--- a/arch/arm/mach-pxa/cm-x270-pci.c
+++ b/arch/arm/mach-pxa/cm-x270-pci.c
@@ -41,18 +41,20 @@
{
unsigned int sz = SZ_64M >> PAGE_SHIFT;
- pr_info("Adjusting zones for CM-x270\n");
+ if (machine_is_armcore()) {
+ pr_info("Adjusting zones for CM-x270\n");
- /*
- * Only adjust if > 64M on current system
- */
- if (node || (zone_size[0] <= sz))
- return;
+ /*
+ * Only adjust if > 64M on current system
+ */
+ if (node || (zone_size[0] <= sz))
+ return;
- zone_size[1] = zone_size[0] - sz;
- zone_size[0] = sz;
- zhole_size[1] = zhole_size[0];
- zhole_size[0] = 0;
+ zone_size[1] = zone_size[0] - sz;
+ zone_size[0] = sz;
+ zhole_size[1] = zhole_size[0];
+ zhole_size[0] = 0;
+ }
}
static void cmx270_it8152_irq_demux(unsigned int irq, struct irq_desc *desc)