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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/arch/powerpc/platforms/44x/iss4xx.c
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/arch/powerpc/platforms/44x/iss4xx.c')
-rw-r--r--ANDROID_3.4.5/arch/powerpc/platforms/44x/iss4xx.c168
1 files changed, 0 insertions, 168 deletions
diff --git a/ANDROID_3.4.5/arch/powerpc/platforms/44x/iss4xx.c b/ANDROID_3.4.5/arch/powerpc/platforms/44x/iss4xx.c
deleted file mode 100644
index a28a8629..00000000
--- a/ANDROID_3.4.5/arch/powerpc/platforms/44x/iss4xx.c
+++ /dev/null
@@ -1,168 +0,0 @@
-/*
- * PPC476 board specific routines
- *
- * Copyright 2010 Torez Smith, IBM Corporation.
- *
- * Based on earlier code:
- * Matt Porter <mporter@kernel.crashing.org>
- * Copyright 2002-2005 MontaVista Software Inc.
- *
- * Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net>
- * Copyright (c) 2003-2005 Zultys Technologies
- *
- * Rewritten and ported to the merged powerpc tree:
- * Copyright 2007 David Gibson <dwg@au1.ibm.com>, IBM Corporation.
- *
- * 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/init.h>
-#include <linux/of_platform.h>
-#include <linux/rtc.h>
-
-#include <asm/machdep.h>
-#include <asm/prom.h>
-#include <asm/udbg.h>
-#include <asm/time.h>
-#include <asm/uic.h>
-#include <asm/ppc4xx.h>
-#include <asm/mpic.h>
-#include <asm/mmu.h>
-
-static __initdata struct of_device_id iss4xx_of_bus[] = {
- { .compatible = "ibm,plb4", },
- { .compatible = "ibm,plb6", },
- { .compatible = "ibm,opb", },
- { .compatible = "ibm,ebc", },
- {},
-};
-
-static int __init iss4xx_device_probe(void)
-{
- of_platform_bus_probe(NULL, iss4xx_of_bus, NULL);
- of_instantiate_rtc();
-
- return 0;
-}
-machine_device_initcall(iss4xx, iss4xx_device_probe);
-
-/* We can have either UICs or MPICs */
-static void __init iss4xx_init_irq(void)
-{
- struct device_node *np;
-
- /* Find top level interrupt controller */
- for_each_node_with_property(np, "interrupt-controller") {
- if (of_get_property(np, "interrupts", NULL) == NULL)
- break;
- }
- if (np == NULL)
- panic("Can't find top level interrupt controller");
-
- /* Check type and do appropriate initialization */
- if (of_device_is_compatible(np, "ibm,uic")) {
- uic_init_tree();
- ppc_md.get_irq = uic_get_irq;
-#ifdef CONFIG_MPIC
- } else if (of_device_is_compatible(np, "chrp,open-pic")) {
- /* The MPIC driver will get everything it needs from the
- * device-tree, just pass 0 to all arguments
- */
- struct mpic *mpic = mpic_alloc(np, 0, MPIC_NO_RESET, 0, 0, " MPIC ");
- BUG_ON(mpic == NULL);
- mpic_init(mpic);
- ppc_md.get_irq = mpic_get_irq;
-#endif
- } else
- panic("Unrecognized top level interrupt controller");
-}
-
-#ifdef CONFIG_SMP
-static void __cpuinit smp_iss4xx_setup_cpu(int cpu)
-{
- mpic_setup_this_cpu();
-}
-
-static int __cpuinit smp_iss4xx_kick_cpu(int cpu)
-{
- struct device_node *cpunode = of_get_cpu_node(cpu, NULL);
- const u64 *spin_table_addr_prop;
- u32 *spin_table;
- extern void start_secondary_47x(void);
-
- BUG_ON(cpunode == NULL);
-
- /* Assume spin table. We could test for the enable-method in
- * the device-tree but currently there's little point as it's
- * our only supported method
- */
- spin_table_addr_prop = of_get_property(cpunode, "cpu-release-addr",
- NULL);
- if (spin_table_addr_prop == NULL) {
- pr_err("CPU%d: Can't start, missing cpu-release-addr !\n", cpu);
- return -ENOENT;
- }
-
- /* Assume it's mapped as part of the linear mapping. This is a bit
- * fishy but will work fine for now
- */
- spin_table = (u32 *)__va(*spin_table_addr_prop);
- pr_debug("CPU%d: Spin table mapped at %p\n", cpu, spin_table);
-
- spin_table[3] = cpu;
- smp_wmb();
- spin_table[1] = __pa(start_secondary_47x);
- mb();
-
- return 0;
-}
-
-static struct smp_ops_t iss_smp_ops = {
- .probe = smp_mpic_probe,
- .message_pass = smp_mpic_message_pass,
- .setup_cpu = smp_iss4xx_setup_cpu,
- .kick_cpu = smp_iss4xx_kick_cpu,
- .give_timebase = smp_generic_give_timebase,
- .take_timebase = smp_generic_take_timebase,
-};
-
-static void __init iss4xx_smp_init(void)
-{
- if (mmu_has_feature(MMU_FTR_TYPE_47x))
- smp_ops = &iss_smp_ops;
-}
-
-#else /* CONFIG_SMP */
-static void __init iss4xx_smp_init(void) { }
-#endif /* CONFIG_SMP */
-
-static void __init iss4xx_setup_arch(void)
-{
- iss4xx_smp_init();
-}
-
-/*
- * Called very early, MMU is off, device-tree isn't unflattened
- */
-static int __init iss4xx_probe(void)
-{
- unsigned long root = of_get_flat_dt_root();
-
- if (!of_flat_dt_is_compatible(root, "ibm,iss-4xx"))
- return 0;
-
- return 1;
-}
-
-define_machine(iss4xx) {
- .name = "ISS-4xx",
- .probe = iss4xx_probe,
- .progress = udbg_progress,
- .init_IRQ = iss4xx_init_irq,
- .setup_arch = iss4xx_setup_arch,
- .restart = ppc4xx_reset_system,
- .calibrate_decr = generic_calibrate_decr,
-};