2 * Based on MPC8560 ADS and arch/ppc stx_gp3 ports
4 * Maintained by Kumar Gala (see MAINTAINERS for contact information)
6 * Copyright 2008 Freescale Semiconductor Inc.
8 * Dan Malek <dan@embeddededge.com>
9 * Copyright 2004 Embedded Edge, LLC
11 * Copied from mpc8560_ads.c
12 * Copyright 2002, 2003 Motorola Inc.
14 * Ported to 2.6, Matt Porter <mporter@kernel.crashing.org>
15 * Copyright 2004-2005 MontaVista Software, Inc.
17 * This program is free software; you can redistribute it and/or modify it
18 * under the terms of the GNU General Public License as published by the
19 * Free Software Foundation; either version 2 of the License, or (at your
20 * option) any later version.
23 #include <linux/stddef.h>
24 #include <linux/kernel.h>
25 #include <linux/pci.h>
26 #include <linux/kdev_t.h>
27 #include <linux/delay.h>
28 #include <linux/seq_file.h>
29 #include <linux/of_platform.h>
31 #include <asm/system.h>
33 #include <asm/machdep.h>
34 #include <asm/pci-bridge.h>
37 #include <mm/mmu_decl.h>
40 #include <sysdev/fsl_soc.h>
41 #include <sysdev/fsl_pci.h>
47 #endif /* CONFIG_CPM2 */
49 static void __init stx_gp3_pic_init(void)
51 struct mpic *mpic = mpic_alloc(NULL, 0,
52 MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
57 mpc85xx_cpm2_pic_init();
61 * Setup the architecture
63 static void __init stx_gp3_setup_arch(void)
66 struct device_node *np;
70 ppc_md.progress("stx_gp3_setup_arch()", 0);
77 for_each_compatible_node(np, "pci", "fsl,mpc8540-pci")
78 fsl_add_bridge(np, 1);
82 static void stx_gp3_show_cpuinfo(struct seq_file *m)
84 uint pvid, svid, phid1;
86 pvid = mfspr(SPRN_PVR);
87 svid = mfspr(SPRN_SVR);
89 seq_printf(m, "Vendor\t\t: RPC Electronics STx\n");
90 seq_printf(m, "PVR\t\t: 0x%x\n", pvid);
91 seq_printf(m, "SVR\t\t: 0x%x\n", svid);
93 /* Display cpu Pll setting */
94 phid1 = mfspr(SPRN_HID1);
95 seq_printf(m, "PLL setting\t: 0x%x\n", ((phid1 >> 24) & 0x3f));
98 machine_device_initcall(stx_gp3, mpc85xx_common_publish_devices);
101 * Called very early, device-tree isn't unflattened
103 static int __init stx_gp3_probe(void)
105 unsigned long root = of_get_flat_dt_root();
107 return of_flat_dt_is_compatible(root, "stx,gp3-8560");
110 define_machine(stx_gp3) {
112 .probe = stx_gp3_probe,
113 .setup_arch = stx_gp3_setup_arch,
114 .init_IRQ = stx_gp3_pic_init,
115 .show_cpuinfo = stx_gp3_show_cpuinfo,
116 .get_irq = mpic_get_irq,
117 .restart = fsl_rstcr_restart,
118 .calibrate_decr = generic_calibrate_decr,
119 .progress = udbg_progress,