serial: add BCM283x mini UART driver

The RPi3 typically uses the regular UART for high-speed communication with
the Bluetooth device, leaving us the mini UART to use for the serial
console. Add support for this UART so we can use it.

Signed-off-by: Stephen Warren <swarren@wwwdotorg.org>

1 files changed, 24 insertions, 0 deletions

diff --git a/include/dm/platform_data/serial_bcm283x_mu.h b/include/dm/platform_data/serial_bcm283x_mu.h
new file mode 100644
index 0000000..57ae6ad
--- /dev/null
+++ b/include/dm/platform_data/serial_bcm283x_mu.h
@@ -0,0 +1,24 @@
+/*
+ * (C) Copyright 2016 Stephen Warren <swarren@wwwdotorg.org>
+ *
+ * Derived from pl01x code:
+ * Copyright (c) 2014 Google, Inc
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __serial_bcm283x_mu_h
+#define __serial_bcm283x_mu_h
+
+/*
+ *Information about a serial port
+ *
+ * @base: Register base address
+ */
+struct bcm283x_mu_serial_platdata {
+	unsigned long base;
+	unsigned int clock;
+	bool skip_init;
+};
+
+#endif