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-rw-r--r--arch/powerpc/platforms/44x/sam440ep.c72
1 files changed, 72 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/44x/sam440ep.c b/arch/powerpc/platforms/44x/sam440ep.c
new file mode 100644
index 000000000..ed854b538
--- /dev/null
+++ b/arch/powerpc/platforms/44x/sam440ep.c
@@ -0,0 +1,72 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Sam440ep board specific routines based off bamboo.c code
+ * original copyrights below
+ *
+ * Wade Farnsworth <wfarnsworth@mvista.com>
+ * Copyright 2004 MontaVista Software Inc.
+ *
+ * Rewritten and ported to the merged powerpc tree:
+ * Josh Boyer <jwboyer@linux.vnet.ibm.com>
+ * Copyright 2007 IBM Corporation
+ *
+ * Modified from bamboo.c for sam440ep:
+ * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com>
+ */
+#include <linux/init.h>
+#include <linux/of_platform.h>
+
+#include <asm/machdep.h>
+#include <asm/udbg.h>
+#include <asm/time.h>
+#include <asm/uic.h>
+#include <asm/pci-bridge.h>
+#include <asm/ppc4xx.h>
+#include <linux/i2c.h>
+
+static const struct of_device_id sam440ep_of_bus[] __initconst = {
+ { .compatible = "ibm,plb4", },
+ { .compatible = "ibm,opb", },
+ { .compatible = "ibm,ebc", },
+ {},
+};
+
+static int __init sam440ep_device_probe(void)
+{
+ of_platform_bus_probe(NULL, sam440ep_of_bus, NULL);
+
+ return 0;
+}
+machine_device_initcall(sam440ep, sam440ep_device_probe);
+
+static int __init sam440ep_probe(void)
+{
+ if (!of_machine_is_compatible("acube,sam440ep"))
+ return 0;
+
+ pci_set_flags(PCI_REASSIGN_ALL_RSRC);
+
+ return 1;
+}
+
+define_machine(sam440ep) {
+ .name = "Sam440ep",
+ .probe = sam440ep_probe,
+ .progress = udbg_progress,
+ .init_IRQ = uic_init_tree,
+ .get_irq = uic_get_irq,
+ .restart = ppc4xx_reset_system,
+ .calibrate_decr = generic_calibrate_decr,
+};
+
+static struct i2c_board_info sam440ep_rtc_info = {
+ .type = "m41st85",
+ .addr = 0x68,
+ .irq = -1,
+};
+
+static int __init sam440ep_setup_rtc(void)
+{
+ return i2c_register_board_info(0, &sam440ep_rtc_info, 1);
+}
+machine_device_initcall(sam440ep, sam440ep_setup_rtc);