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Diffstat (limited to 'arch/powerpc/platforms/512x/mpc5121_ads.c')
-rw-r--r--arch/powerpc/platforms/512x/mpc5121_ads.c75
1 files changed, 75 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/512x/mpc5121_ads.c b/arch/powerpc/platforms/512x/mpc5121_ads.c
new file mode 100644
index 000000000..3e90ece10
--- /dev/null
+++ b/arch/powerpc/platforms/512x/mpc5121_ads.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2007, 2008 Freescale Semiconductor, Inc. All rights reserved.
+ *
+ * Author: John Rigby, <jrigby@freescale.com>, Thur Mar 29 2007
+ *
+ * Description:
+ * MPC5121 ADS board setup
+ *
+ * This 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.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/io.h>
+#include <linux/of_platform.h>
+
+#include <asm/machdep.h>
+#include <asm/ipic.h>
+#include <asm/prom.h>
+#include <asm/time.h>
+
+#include <sysdev/fsl_pci.h>
+
+#include "mpc512x.h"
+#include "mpc5121_ads.h"
+
+static void __init mpc5121_ads_setup_arch(void)
+{
+#ifdef CONFIG_PCI
+ struct device_node *np;
+#endif
+ printk(KERN_INFO "MPC5121 ADS board from Freescale Semiconductor\n");
+ /*
+ * cpld regs are needed early
+ */
+ mpc5121_ads_cpld_map();
+
+#ifdef CONFIG_PCI
+ for_each_compatible_node(np, "pci", "fsl,mpc5121-pci")
+ mpc83xx_add_bridge(np);
+#endif
+
+ mpc512x_setup_arch();
+}
+
+static void __init mpc5121_ads_init_IRQ(void)
+{
+ mpc512x_init_IRQ();
+ mpc5121_ads_cpld_pic_init();
+}
+
+/*
+ * Called very early, MMU is off, device-tree isn't unflattened
+ */
+static int __init mpc5121_ads_probe(void)
+{
+ unsigned long root = of_get_flat_dt_root();
+
+ return of_flat_dt_is_compatible(root, "fsl,mpc5121ads");
+}
+
+define_machine(mpc5121_ads) {
+ .name = "MPC5121 ADS",
+ .probe = mpc5121_ads_probe,
+ .setup_arch = mpc5121_ads_setup_arch,
+ .init = mpc512x_init,
+ .init_early = mpc512x_init_early,
+ .init_IRQ = mpc5121_ads_init_IRQ,
+ .get_irq = ipic_get_irq,
+ .calibrate_decr = generic_calibrate_decr,
+ .restart = mpc512x_restart,
+};