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-rw-r--r--arch/arm/mach-mv78xx0/mpp.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm/mach-mv78xx0/mpp.c b/arch/arm/mach-mv78xx0/mpp.c
new file mode 100644
index 000000000..aff0e612c
--- /dev/null
+++ b/arch/arm/mach-mv78xx0/mpp.c
@@ -0,0 +1,34 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * arch/arm/mach-mv78x00/mpp.c
+ *
+ * MPP functions for Marvell MV78x00 SoCs
+ */
+#include <linux/gpio.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <plat/mpp.h>
+#include "mv78xx0.h"
+#include "common.h"
+#include "mpp.h"
+
+static unsigned int __init mv78xx0_variant(void)
+{
+ u32 dev, rev;
+
+ mv78xx0_pcie_id(&dev, &rev);
+
+ if (dev == MV78100_DEV_ID && rev >= MV78100_REV_A0)
+ return MPP_78100_A0_MASK;
+
+ printk(KERN_ERR "MPP setup: unknown mv78x00 variant "
+ "(dev %#x rev %#x)\n", dev, rev);
+ return 0;
+}
+
+void __init mv78xx0_mpp_conf(unsigned int *mpp_list)
+{
+ orion_mpp_conf(mpp_list, mv78xx0_variant(),
+ MPP_MAX, DEV_BUS_VIRT_BASE);
+}