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-rw-r--r--arch/arm/mach-imx/mach-imx53.c71
1 files changed, 71 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/mach-imx53.c b/arch/arm/mach-imx/mach-imx53.c
new file mode 100644
index 00000000000..860284dea0e
--- /dev/null
+++ b/arch/arm/mach-imx/mach-imx53.c
@@ -0,0 +1,71 @@
+/*
+ * Copyright 2011 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright 2011 Linaro Ltd.
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+#include <linux/clk.h>
+#include <linux/clkdev.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/of_irq.h>
+#include <linux/of_platform.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+
+#include "common.h"
+#include "mx53.h"
+
+static void __init imx53_qsb_init(void)
+{
+ struct clk *clk;
+
+ clk = clk_get_sys(NULL, "ssi_ext1");
+ if (IS_ERR(clk)) {
+ pr_err("failed to get clk ssi_ext1\n");
+ return;
+ }
+
+ clk_register_clkdev(clk, NULL, "0-000a");
+}
+
+static void __init imx53_dt_init(void)
+{
+ if (of_machine_is_compatible("fsl,imx53-qsb"))
+ imx53_qsb_init();
+
+ of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+}
+
+static void __init imx53_timer_init(void)
+{
+ mx53_clocks_init_dt();
+}
+
+static struct sys_timer imx53_timer = {
+ .init = imx53_timer_init,
+};
+
+static const char *imx53_dt_board_compat[] __initdata = {
+ "fsl,imx53",
+ NULL
+};
+
+DT_MACHINE_START(IMX53_DT, "Freescale i.MX53 (Device Tree Support)")
+ .map_io = mx53_map_io,
+ .init_early = imx53_init_early,
+ .init_irq = mx53_init_irq,
+ .handle_irq = imx53_handle_irq,
+ .timer = &imx53_timer,
+ .init_machine = imx53_dt_init,
+ .init_late = imx53_init_late,
+ .dt_compat = imx53_dt_board_compat,
+ .restart = mxc_restart,
+MACHINE_END