[POWERPC] 83xx: Add support for Wind River SBC834x boards (a43414cc) · Commits · 戴 / test

arch/powerpc/platforms/83xx/Kconfig

+8 −1

Original line number	Diff line number	Diff line
		@@ -55,6 +55,13 @@ config MPC837x_MDS
		select DEFAULT_UIMAGE
		help
		This option enables support for the MPC837x MDS Processor Board.

		config SBC834x
		bool "Wind River SBC834x"
		select DEFAULT_UIMAGE
		help
		This option enables support for the Wind River SBC834x board.

		endchoice

		config PPC_MPC831x
		@@ -73,7 +80,7 @@ config MPC834x
		bool
		select PPC_UDBG_16550
		select PPC_INDIRECT_PCI
		default y if MPC834x_MDS \|\| MPC834x_ITX
		default y if MPC834x_MDS \|\| MPC834x_ITX \|\| SBC834x

		config PPC_MPC836x
		bool

arch/powerpc/platforms/83xx/Makefile

+1 −0

Original line number	Diff line number	Diff line
		@@ -10,3 +10,4 @@ obj-$(CONFIG_MPC834x_ITX) += mpc834x_itx.o
		obj-$(CONFIG_MPC836x_MDS) += mpc836x_mds.o
		obj-$(CONFIG_MPC832x_MDS) += mpc832x_mds.o
		obj-$(CONFIG_MPC837x_MDS) += mpc837x_mds.o
		obj-$(CONFIG_SBC834x) += sbc834x.o

arch/powerpc/platforms/83xx/sbc834x.c

0 → 100644

+115 −0

Original line number	Diff line number	Diff line
		/*
		* arch/powerpc/platforms/83xx/sbc834x.c
		*
		* Wind River SBC834x board specific routines
		*
		* By Paul Gortmaker (see MAINTAINERS for contact information)
		*
		* Based largely on the mpc834x_mds.c support by Kumar Gala.
		*
		* 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/init.h>
		#include <linux/errno.h>
		#include <linux/reboot.h>
		#include <linux/pci.h>
		#include <linux/kdev_t.h>
		#include <linux/major.h>
		#include <linux/console.h>
		#include <linux/delay.h>
		#include <linux/seq_file.h>
		#include <linux/root_dev.h>
		#include <linux/of_platform.h>

		#include <asm/system.h>
		#include <asm/atomic.h>
		#include <asm/time.h>
		#include <asm/io.h>
		#include <asm/machdep.h>
		#include <asm/ipic.h>
		#include <asm/irq.h>
		#include <asm/prom.h>
		#include <asm/udbg.h>
		#include <sysdev/fsl_soc.h>

		#include "mpc83xx.h"

		/* ************************************************************************
		*
		* Setup the architecture
		*
		*/
		static void __init sbc834x_setup_arch(void)
		{
		#ifdef CONFIG_PCI
		struct device_node *np;
		#endif

		if (ppc_md.progress)
		ppc_md.progress("sbc834x_setup_arch()", 0);

		#ifdef CONFIG_PCI
		for_each_compatible_node(np, "pci", "fsl,mpc8349-pci")
		mpc83xx_add_bridge(np);
		#endif

		}

		static void __init sbc834x_init_IRQ(void)
		{
		struct device_node *np;

		np = of_find_node_by_type(NULL, "ipic");
		if (!np)
		return;

		ipic_init(np, 0);

		/* Initialize the default interrupt mapping priorities,
		* in case the boot rom changed something on us.
		*/
		ipic_set_default_priority();

		of_node_put(np);
		}

		static struct __initdata of_device_id sbc834x_ids[] = {
		{ .type = "soc", },
		{ .compatible = "soc", },
		{},
		};

		static int __init sbc834x_declare_of_platform_devices(void)
		{
		of_platform_bus_probe(NULL, sbc834x_ids, NULL);
		return 0;
		}
		machine_device_initcall(sbc834x, sbc834x_declare_of_platform_devices);

		/*
		* Called very early, MMU is off, device-tree isn't unflattened
		*/
		static int __init sbc834x_probe(void)
		{
		unsigned long root = of_get_flat_dt_root();

		return of_flat_dt_is_compatible(root, "SBC834x");
		}

		define_machine(sbc834x) {
		.name = "SBC834x",
		.probe = sbc834x_probe,
		.setup_arch = sbc834x_setup_arch,
		.init_IRQ = sbc834x_init_IRQ,
		.get_irq = ipic_get_irq,
		.restart = mpc83xx_restart,
		.time_init = mpc83xx_time_init,
		.calibrate_decr = generic_calibrate_decr,
		.progress = udbg_progress,
		};

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