init android origin source code

1 files changed, 42 insertions, 0 deletions

diff --git a/ANDROID_3.4.5/arch/arm/mach-kirkwood/mpp.c b/ANDROID_3.4.5/arch/arm/mach-kirkwood/mpp.c
new file mode 100644
index 00000000..0c6ad63f
--- /dev/null
+++ b/ANDROID_3.4.5/arch/arm/mach-kirkwood/mpp.c
@@ -0,0 +1,42 @@
+/*
+ * arch/arm/mach-kirkwood/mpp.c
+ *
+ * MPP functions for Marvell Kirkwood SoCs
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2.  This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+#include <linux/gpio.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <mach/hardware.h>
+#include <plat/mpp.h>
+#include "common.h"
+#include "mpp.h"
+
+static unsigned int __init kirkwood_variant(void)
+{
+	u32 dev, rev;
+
+	kirkwood_pcie_id(&dev, &rev);
+
+	if ((dev == MV88F6281_DEV_ID && rev >= MV88F6281_REV_A0) ||
+	    (dev == MV88F6282_DEV_ID))
+		return MPP_F6281_MASK;
+	if (dev == MV88F6192_DEV_ID && rev >= MV88F6192_REV_A0)
+		return MPP_F6192_MASK;
+	if (dev == MV88F6180_DEV_ID)
+		return MPP_F6180_MASK;
+
+	printk(KERN_ERR "MPP setup: unknown kirkwood variant "
+			"(dev %#x rev %#x)\n", dev, rev);
+	return 0;
+}
+
+void __init kirkwood_mpp_conf(unsigned int *mpp_list)
+{
+	orion_mpp_conf(mpp_list, kirkwood_variant(),
+		       MPP_MAX, DEV_BUS_VIRT_BASE);
+}