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path: root/drivers/soc/brcmstb/common.c
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Diffstat (limited to 'drivers/soc/brcmstb/common.c')
-rw-r--r--drivers/soc/brcmstb/common.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/soc/brcmstb/common.c b/drivers/soc/brcmstb/common.c
new file mode 100644
index 000000000..c262c029b
--- /dev/null
+++ b/drivers/soc/brcmstb/common.c
@@ -0,0 +1,33 @@
+/*
+ * Copyright © 2014 NVIDIA Corporation
+ * Copyright © 2015 Broadcom Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/of.h>
+
+#include <soc/brcmstb/common.h>
+
+static const struct of_device_id brcmstb_machine_match[] = {
+ { .compatible = "brcm,brcmstb", },
+ { }
+};
+
+bool soc_is_brcmstb(void)
+{
+ struct device_node *root;
+
+ root = of_find_node_by_path("/");
+ if (!root)
+ return false;
+
+ return of_match_node(brcmstb_machine_match, root) != NULL;
+}