mx31: add support for the bugbase 1.3 from buglabs

Note that the hardware schematics and documentations can be obtained
  here: http://www.bugcommunity.com/wiki/index.php/BUGbase

Signed-off-by: Denis 'GNUtoo' Carikli <GNUtoo@no-log.org>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 66 insertions, 0 deletions

diff --git a/arch/arm/mach-mx3/mach-bug.c b/arch/arm/mach-mx3/mach-bug.c
new file mode 100644
index 000000000000..d137d7078ee9
--- /dev/null
+++ b/arch/arm/mach-mx3/mach-bug.c
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2000 Deep Blue Solutions Ltd
+ * Copyright (C) 2002 Shane Nay (shane@minirl.com)
+ * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright 2011 Denis 'GNUtoo' Carikli <GNUtoo@no-log.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+
+#include <mach/iomux-mx3.h>
+#include <mach/imx-uart.h>
+#include <mach/hardware.h>
+#include <mach/common.h>
+
+#include <asm/mach/time.h>
+#include <asm/mach/arch.h>
+#include <asm/mach-types.h>
+
+#include "devices-imx31.h"
+
+static const struct imxuart_platform_data uart_pdata __initconst = {
+        .flags = IMXUART_HAVE_RTSCTS,
+};
+
+static const unsigned int bug_pins[] __initconst = {
+        MX31_PIN_PC_RST__CTS5,
+        MX31_PIN_PC_VS2__RTS5,
+        MX31_PIN_PC_BVD2__TXD5,
+        MX31_PIN_PC_BVD1__RXD5,
+};
+
+static void __init bug_board_init(void)
+{
+        mxc_iomux_setup_multiple_pins(bug_pins,
+                                      ARRAY_SIZE(bug_pins), "uart-4");
+        imx31_add_imx_uart4(&uart_pdata);
+}
+
+static void __init bug_timer_init(void)
+{
+        mx31_clocks_init(26000000);
+}
+
+static struct sys_timer bug_timer = {
+        .init = bug_timer_init,
+};
+
+MACHINE_START(BUG, "BugLabs BUGBase")
+        .map_io = mx31_map_io,
+        .init_early = imx31_init_early,
+        .init_irq = mx31_init_irq,
+        .timer = &bug_timer,
+        .init_machine = bug_board_init,
+MACHINE_END