video, sm501: add I/O functions for use on powerpc
- add read/write functions for using this driver
also on powerpc plattforms
Signed-off-by: Heiko Schocher <hs@denx.de>
cc: linux-fbdev@vger.kernel.org
cc: devicetree-discuss@ozlabs.org
cc: Ben Dooks <ben@simtec.co.uk>
cc: Vincent Sanders <vince@simtec.co.uk>
cc: Samuel Ortiz <sameo@linux.intel.com>
cc: linux-kernel@vger.kernel.org
cc: Randy Dunlap <rdunlap@xenotime.net>
cc: Paul Mundt <lethal@linux-sh.org>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/include/linux/sm501.h b/include/linux/sm501.h
index 214f932..02fde50 100644
--- a/include/linux/sm501.h
+++ b/include/linux/sm501.h
@@ -172,3 +172,11 @@
struct sm501_platdata_gpio_i2c *gpio_i2c;
unsigned int gpio_i2c_nr;
};
+
+#if defined(CONFIG_PPC32)
+#define smc501_readl(addr) ioread32be((addr))
+#define smc501_writel(val, addr) iowrite32be((val), (addr))
+#else
+#define smc501_readl(addr) readl(addr)
+#define smc501_writel(val, addr) writel(val, addr)
+#endif