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Commit b359049f authored by Kim Phillips's avatar Kim Phillips Committed by Kumar Gala
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[POWERPC] 83xx: Add base support for the MPC8313E RDB 



Add support for the MPC8313E Reference Development Board (RDB).  The board
is a mini-ITX reference board with 128M DDR2, 8M flash, 32M NAND, USB, PCI,
gigabit ethernet, and serial.

Signed-off-by: default avatarWilson Lo <Wilson.Lo@freescale.com>
Signed-off-by: default avatarScott Wood <scottwood@freescale.com>
Signed-off-by: default avatarKim Phillips <kim.phillips@freescale.com>
Signed-off-by: default avatarKumar Gala <galak@kernel.crashing.org>
parent 84232005

arch/powerpc/boot/dts/mpc8313erdb.dts

0 → 100644
+219 −0
Original line number Diff line number Diff line 
/*

 * MPC8313E RDB Device Tree Source

 *

 * Copyright 2005, 2006, 2007 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.

 */



/ {

	model = "MPC8313ERDB";

	compatible = "MPC83xx";

	#address-cells = <1>;

	#size-cells = <1>;



	cpus {

		#cpus = <1>;

		#address-cells = <1>;

		#size-cells = <0>;



		PowerPC,8313@0 {

			device_type = "cpu";

			reg = <0>;

			d-cache-line-size = <20>;	// 32 bytes

			i-cache-line-size = <20>;	// 32 bytes

			d-cache-size = <4000>;		// L1, 16K

			i-cache-size = <4000>;		// L1, 16K

			timebase-frequency = <0>;	// from bootloader

			bus-frequency = <0>;		// from bootloader

			clock-frequency = <0>;		// from bootloader

			32-bit;

		};

	};



	memory {

		device_type = "memory";

		reg = <00000000 08000000>;	// 128MB at 0

	};



	soc8313@e0000000 {

		#address-cells = <1>;

		#size-cells = <1>;

		#interrupt-cells = <2>;

		device_type = "soc";

		ranges = <0 e0000000 00100000>;

		reg = <e0000000 00000200>;

		bus-frequency = <0>;



		wdt@200 {

			device_type = "watchdog";

			compatible = "mpc83xx_wdt";

			reg = <200 100>;

		};



		i2c@3000 {

			device_type = "i2c";

			compatible = "fsl-i2c";

			reg = <3000 100>;

			interrupts = <e 8>;

			interrupt-parent = <700>;

			dfsrr;

		};



		i2c@3100 {

			device_type = "i2c";

			compatible = "fsl-i2c";

			reg = <3100 100>;

			interrupts = <f 8>;

			interrupt-parent = <700>;

			dfsrr;

		};



		spi@7000 {

			device_type = "spi";

			compatible = "mpc83xx_spi";

			reg = <7000 1000>;

			interrupts = <10 8>;

			interrupt-parent = <700>;

			mode = <0>;

		};



		/* phy type (ULPI, UTMI, UTMI_WIDE, SERIAL) */

		usb@23000 {

			device_type = "usb";

			compatible = "fsl-usb2-dr";

			reg = <23000 1000>;

			#address-cells = <1>;

			#size-cells = <0>;

			interrupt-parent = <700>;

			interrupts = <26 2>;

			phy_type = "utmi_wide";

		};



		mdio@24520 {

			device_type = "mdio";

			compatible = "gianfar";

			reg = <24520 20>;

			#address-cells = <1>;

			#size-cells = <0>;

			linux,phandle = <24520>;

			ethernet-phy@1 {

				linux,phandle = <2452001>;

				interrupt-parent = <700>;

				interrupts = <13 2>;

				reg = <1>;

				device_type = "ethernet-phy";

			};

			ethernet-phy@4 {

				linux,phandle = <2452004>;

				interrupt-parent = <700>;

				interrupts = <14 2>;

				reg = <4>;

				device_type = "ethernet-phy";

			};

		};



		ethernet@24000 {

			device_type = "network";

			model = "eTSEC";

			compatible = "gianfar";

			reg = <24000 1000>;

			local-mac-address = [ 00 00 00 00 00 00 ];

			interrupts = <25 8 24 8 23 8>;

			interrupt-parent = <700>;

			phy-handle = <2452001>;

		};



		ethernet@25000 {

			device_type = "network";

			model = "eTSEC";

			compatible = "gianfar";

			reg = <25000 1000>;

			local-mac-address = [ 00 00 00 00 00 00 ];

			interrupts = <22 8 21 8 20 8>;

			interrupt-parent = <700>;

			phy-handle = <2452004>;

		};



		serial@4500 {

			device_type = "serial";

			compatible = "ns16550";

			reg = <4500 100>;

			clock-frequency = <0>;

			interrupts = <9 8>;

			interrupt-parent = <700>;

		};



		serial@4600 {

			device_type = "serial";

			compatible = "ns16550";

			reg = <4600 100>;

			clock-frequency = <0>;

			interrupts = <a 8>;

			interrupt-parent = <700>;

		};



		pci@8500 {

			interrupt-map-mask = <f800 0 0 7>;

			interrupt-map = <



					/* IDSEL 0x0E -mini PCI */

					 7000 0 0 1 700 12 8

					 7000 0 0 2 700 12 8

					 7000 0 0 3 700 12 8

					 7000 0 0 4 700 12 8



					/* IDSEL 0x0F - PCI slot */

					 7800 0 0 1 700 11 8

					 7800 0 0 2 700 12 8

					 7800 0 0 3 700 11 8

					 7800 0 0 4 700 12 8>;

			interrupt-parent = <700>;

			interrupts = <42 8>;

			bus-range = <0 0>;

			ranges = <02000000 0 90000000 90000000 0 10000000

			          42000000 0 80000000 80000000 0 10000000

			          01000000 0 00000000 e2000000 0 00100000>;

			clock-frequency = <3f940aa>;

			#interrupt-cells = <1>;

			#size-cells = <2>;

			#address-cells = <3>;

			reg = <8500 100>;

			compatible = "83xx";

			device_type = "pci";

		};



		crypto@30000 {

			device_type = "crypto";

			model = "SEC2";

			compatible = "talitos";

			reg = <30000 7000>;

			interrupts = <b 8>;

			interrupt-parent = <700>;

			/* Rev. 2.2 */

			num-channels = <1>;

			channel-fifo-len = <18>;

			exec-units-mask = <0000004c>;

			descriptor-types-mask = <0122003f>;

		};



		/* IPIC

		 * interrupts cell = <intr #, sense>

		 * sense values match linux IORESOURCE_IRQ_* defines:

		 * sense == 8: Level, low assertion

		 * sense == 2: Edge, high-to-low change

		 */

		pic@700 {

			linux,phandle = <700>;

			interrupt-controller;

			#address-cells = <0>;

			#interrupt-cells = <2>;

			reg = <700 100>;

			built-in;

			device_type = "ipic";

		};

	};

};

arch/powerpc/platforms/83xx/Kconfig

+12 −0
Original line number Diff line number Diff line
@@ -5,6 +5,12 @@ choice 
	prompt "Machine Type"

	default MPC834x_SYS



config MPC8313_RDB

	bool "Freescale MPC8313 RDB"

	select DEFAULT_UIMAGE

	help

	  This option enables support for the MPC8313 RDB board.



config MPC832x_MDS

	bool "Freescale MPC832x MDS"

	select DEFAULT_UIMAGE
@@ -41,6 +47,12 @@ config MPC8360E_PB 


endchoice



config PPC_MPC831x

	bool

	select PPC_UDBG_16550

	select PPC_INDIRECT_PCI

	default y if MPC8313_RDB



config PPC_MPC832x

	bool

	select PPC_UDBG_16550

arch/powerpc/platforms/83xx/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -3,6 +3,7 @@ 
#

obj-y				:= misc.o

obj-$(CONFIG_PCI)		+= pci.o

obj-$(CONFIG_MPC8313_RDB)	+= mpc8313_rdb.o

obj-$(CONFIG_MPC834x_SYS)	+= mpc834x_sys.o

obj-$(CONFIG_MPC834x_ITX)	+= mpc834x_itx.o

obj-$(CONFIG_MPC8360E_PB)	+= mpc8360e_pb.o

arch/powerpc/platforms/83xx/mpc8313_rdb.c

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+99 −0
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/*

 * arch/powerpc/platforms/83xx/mpc8313_rdb.c

 *

 * Description: MPC8313x RDB board specific routines.

 * This file is based on mpc834x_sys.c

 * Author: Lo Wlison <r43300@freescale.com>

 *

 * Copyright (C) Freescale Semiconductor, Inc. 2006. All rights reserved.

 *

 * 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/pci.h>



#include <asm/time.h>

#include <asm/ipic.h>

#include <asm/udbg.h>



#include "mpc83xx.h"



#undef DEBUG

#ifdef DEBUG

#define DBG(fmt...) udbg_printf(fmt)

#else

#define DBG(fmt...)

#endif



#ifndef CONFIG_PCI

unsigned long isa_io_base = 0;

unsigned long isa_mem_base = 0;

#endif



/* ************************************************************************

 *

 * Setup the architecture

 *

 */

static void __init mpc8313_rdb_setup_arch(void)

{

	struct device_node *np;



	if (ppc_md.progress)

		ppc_md.progress("mpc8313_rdb_setup_arch()", 0);



#ifdef CONFIG_PCI

	for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)

		add_bridge(np);



	ppc_md.pci_exclude_device = mpc83xx_exclude_device;

#endif

}



void __init mpc8313_rdb_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();

}



/*

 * Called very early, MMU is off, device-tree isn't unflattened

 */

static int __init mpc8313_rdb_probe(void)

{

	char *model = of_get_flat_dt_prop(of_get_flat_dt_root(),

					  "model", NULL);

	if (model == NULL)

		return 0;

	if (strcmp(model, "MPC8313ERDB"))

		return 0;



	DBG("MPC8313 RDB found\n");



	return 1;

}



define_machine(mpc8313_rdb) {

	.name			= "MPC8313 RDB",

	.probe			= mpc8313_rdb_probe,

	.setup_arch		= mpc8313_rdb_setup_arch,

	.init_IRQ		= mpc8313_rdb_init_IRQ,

	.get_irq		= ipic_get_irq,

	.restart		= mpc83xx_restart,

	.time_init		= mpc83xx_time_init,

	.calibrate_decr		= generic_calibrate_decr,

	.progress		= udbg_progress,

};