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Diffstat (limited to 'arch/powerpc/platforms/85xx/c293pcie.c')
-rw-r--r--arch/powerpc/platforms/85xx/c293pcie.c75
1 files changed, 75 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/85xx/c293pcie.c b/arch/powerpc/platforms/85xx/c293pcie.c
new file mode 100644
index 000000000000..6208e49142bf
--- /dev/null
+++ b/arch/powerpc/platforms/85xx/c293pcie.c
@@ -0,0 +1,75 @@
+/*
+ * C293PCIE Board Setup
+ *
+ * Copyright 2013 Freescale Semiconductor Inc.
+ *
+ * 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.
+ */
+
+#include <linux/stddef.h>
+#include <linux/kernel.h>
+#include <linux/of_platform.h>
+
+#include <asm/machdep.h>
+#include <asm/udbg.h>
+#include <asm/mpic.h>
+
+#include <sysdev/fsl_soc.h>
+#include <sysdev/fsl_pci.h>
+
+#include "mpc85xx.h"
+
+void __init c293_pcie_pic_init(void)
+{
+ struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN |
+ MPIC_SINGLE_DEST_CPU, 0, 256, " OpenPIC ");
+
+ BUG_ON(mpic == NULL);
+
+ mpic_init(mpic);
+}
+
+
+/*
+ * Setup the architecture
+ */
+static void __init c293_pcie_setup_arch(void)
+{
+ if (ppc_md.progress)
+ ppc_md.progress("c293_pcie_setup_arch()", 0);
+
+ fsl_pci_assign_primary();
+
+ printk(KERN_INFO "C293 PCIE board from Freescale Semiconductor\n");
+}
+
+machine_arch_initcall(c293_pcie, mpc85xx_common_publish_devices);
+
+/*
+ * Called very early, device-tree isn't unflattened
+ */
+static int __init c293_pcie_probe(void)
+{
+ unsigned long root = of_get_flat_dt_root();
+
+ if (of_flat_dt_is_compatible(root, "fsl,C293PCIE"))
+ return 1;
+ return 0;
+}
+
+define_machine(c293_pcie) {
+ .name = "C293 PCIE",
+ .probe = c293_pcie_probe,
+ .setup_arch = c293_pcie_setup_arch,
+ .init_IRQ = c293_pcie_pic_init,
+#ifdef CONFIG_PCI
+ .pcibios_fixup_bus = fsl_pcibios_fixup_bus,
+#endif
+ .get_irq = mpic_get_irq,
+ .restart = fsl_rstcr_restart,
+ .calibrate_decr = generic_calibrate_decr,
+ .progress = udbg_progress,
+};