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Commit 59d13f9d authored by Bryan O'Donoghue's avatar Bryan O'Donoghue Committed by Kumar Gala
Browse files

[POWERPC] 83xx: Add support for Analogue & Micro ASP837E board 

The following adds support for the Analogue & Micro ASP 8347E, running
Redboot.

http://www.analogue-micro.com/ASP8347.html



Signed-off-by: default avatarBryan O'Donoghue <bodonoghue@codehermit.ie>
Signed-off-by: default avatarKumar Gala <galak@kernel.crashing.org>
parent 64f9b5ee

arch/powerpc/boot/Makefile

+2 −1
Original line number Diff line number Diff line
@@ -66,7 +66,7 @@ src-plat := of.c cuboot-52xx.c cuboot-824x.c cuboot-83xx.c cuboot-85xx.c holly.c 
		fixed-head.S ep88xc.c ep405.c \

		cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \

		cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c simpleboot.c \

		virtex405-head.S

		virtex405-head.S redboot-83xx.c

src-boot := $(src-wlib) $(src-plat) empty.c



src-boot := $(addprefix $(obj)/, $(src-boot))
@@ -242,6 +242,7 @@ image-$(CONFIG_MPC834x_ITX) += cuImage.mpc8349emitx \ 
					   cuImage.mpc8349emitxgp

image-$(CONFIG_MPC834x_MDS)		+= cuImage.mpc834x_mds

image-$(CONFIG_MPC836x_MDS)		+= cuImage.mpc836x_mds

image-$(CONFIG_ASP834x)			+= dtbImage.asp834x-redboot



# Board ports in arch/powerpc/platform/85xx/Kconfig

image-$(CONFIG_MPC8540_ADS)		+= cuImage.mpc8540ads

arch/powerpc/boot/dts/asp834x-redboot.dts

0 → 100644
+247 −0
Original line number Diff line number Diff line 
/*

 * Analogue & Micro ASP8347 Device Tree Source

 *

 * Copyright 2008 Codehermit

 *

 * 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.

 */



/dts-v1/;



/ {

	model = "Analogue & Micro ASP8347E";

	compatible = "analogue-and-micro,asp8347e";

	#address-cells = <1>;

	#size-cells = <1>;



	aliases {

		ethernet0 = &enet0;

		ethernet1 = &enet1;

		serial0 = &serial0;

		serial1 = &serial1;

	};



	cpus {

		#address-cells = <1>;

		#size-cells = <0>;



		PowerPC,8347@0 {

			device_type = "cpu";

			reg = <0x0>;

			d-cache-line-size = <32>;

			i-cache-line-size = <32>;

			d-cache-size = <32768>;

			i-cache-size = <32768>;

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

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

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

		};

	};



	memory {

		device_type = "memory";

		reg = <0x00000000 0x8000000>;	// 128MB at 0

	};



	localbus@ff005000 {

		#address-cells = <2>;

		#size-cells = <1>;

		compatible = "fsl,mpc8347e-localbus",

			     "fsl,pq2pro-localbus",

			     "simple-bus";

		reg = <0xff005000 0x1000>;

		interrupts = <77 0x8>;

		interrupt-parent = <&ipic>;



		ranges = <

			0 0 0xf0000000 0x02000000

		>;



		flash@0,0 {

			compatible = "cfi-flash";

			reg = <0 0 0x02000000>;

			bank-width = <2>;

			device-width = <2>;

		};

	};



	soc8349@ff000000 {

		#address-cells = <1>;

		#size-cells = <1>;

		device_type = "soc";

		ranges = <0x0 0xff000000 0x00100000>;

		reg = <0xff000000 0x00000200>;

		bus-frequency = <0>;



		wdt@200 {

			device_type = "watchdog";

			compatible = "mpc83xx_wdt";

			reg = <0x200 0x100>;

		};



		i2c@3000 {

			#address-cells = <1>;

			#size-cells = <0>;

			cell-index = <0>;

			compatible = "fsl-i2c";

			reg = <0x3000 0x100>;

			interrupts = <14 0x8>;

			interrupt-parent = <&ipic>;

			dfsrr;



			rtc@68 {

				compatible = "dallas,ds1374";

				reg = <0x68>;

			};

		};



		i2c@3100 {

			#address-cells = <1>;

			#size-cells = <0>;

			cell-index = <1>;

			compatible = "fsl-i2c";

			reg = <0x3100 0x100>;

			interrupts = <15 0x8>;

			interrupt-parent = <&ipic>;

			dfsrr;

		};



		spi@7000 {

			cell-index = <0>;

			compatible = "fsl,spi";

			reg = <0x7000 0x1000>;

			interrupts = <16 0x8>;

			interrupt-parent = <&ipic>;

			mode = "cpu";

		};



		/* phy type (ULPI or SERIAL) are only types supported for MPH */

		/* port = 0 or 1 */

		usb@22000 {

			compatible = "fsl-usb2-mph";

			reg = <0x22000 0x1000>;

			#address-cells = <1>;

			#size-cells = <0>;

			interrupt-parent = <&ipic>;

			interrupts = <39 0x8>;

			phy_type = "ulpi";

			port1;

		};

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

		usb@23000 {

			compatible = "fsl-usb2-dr";

			reg = <0x23000 0x1000>;

			#address-cells = <1>;

			#size-cells = <0>;

			interrupt-parent = <&ipic>;

			interrupts = <38 0x8>;

			dr_mode = "otg";

			phy_type = "ulpi";

		};



		mdio@24520 {

			#address-cells = <1>;

			#size-cells = <0>;

			compatible = "fsl,gianfar-mdio";

			reg = <0x24520 0x20>;



			phy0: ethernet-phy@0 {

				interrupt-parent = <&ipic>;

				interrupts = <17 0x8>;

				reg = <0x1>;

				device_type = "ethernet-phy";

			};

			phy1: ethernet-phy@1 {

				interrupt-parent = <&ipic>;

				interrupts = <18 0x8>;

				reg = <0x2>;

				device_type = "ethernet-phy";

			};

		};



		enet0: ethernet@24000 {

			cell-index = <0>;

			device_type = "network";

			model = "TSEC";

			compatible = "gianfar";

			reg = <0x24000 0x1000>;

			local-mac-address = [ 00 08 e5 11 32 33 ];

			interrupts = <32 0x8 33 0x8 34 0x8>;

			interrupt-parent = <&ipic>;

			phy-handle = <&phy0>;

			linux,network-index = <0>;

		};



		enet1: ethernet@25000 {

			cell-index = <1>;

			device_type = "network";

			model = "TSEC";

			compatible = "gianfar";

			reg = <0x25000 0x1000>;

			local-mac-address = [ 00 08 e5 11 32 34 ];

			interrupts = <35 0x8 36 0x8 37 0x8>;

			interrupt-parent = <&ipic>;

			phy-handle = <&phy1>;

			linux,network-index = <1>;

		};



		serial0: serial@4500 {

			cell-index = <0>;

			device_type = "serial";

			compatible = "ns16550";

			reg = <0x4500 0x100>;

			clock-frequency = <400000000>;

			interrupts = <9 0x8>;

			interrupt-parent = <&ipic>;

		};



		serial1: serial@4600 {

			cell-index = <1>;

			device_type = "serial";

			compatible = "ns16550";

			reg = <0x4600 0x100>;

			clock-frequency = <400000000>;

			interrupts = <10 0x8>;

			interrupt-parent = <&ipic>;

		};



		/* May need to remove if on a part without crypto engine */

		crypto@30000 {

			device_type = "crypto";

			model = "SEC2";

			compatible = "talitos";

			reg = <0x30000 0x10000>;

			interrupts = <11 0x8>;

			interrupt-parent = <&ipic>;

			num-channels = <4>;

			channel-fifo-len = <24>;

			exec-units-mask = <0x0000007e>;

			/* desc mask is for rev2.0,

			 * we need runtime fixup for >2.0 */

			descriptor-types-mask = <0x01010ebf>;

		};



		/* IPIC

		 * interrupts cell = <intr #, sense>

		 * sense values match linux IORESOURCE_IRQ_* defines:

		 * sense == 8: Level, low assertion

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

		 */

		ipic: pic@700 {

			interrupt-controller;

			#address-cells = <0>;

			#interrupt-cells = <2>;

			reg = <0x700 0x100>;

			device_type = "ipic";

		};

	};



	chosen {

		bootargs = "console=ttyS0,38400 root=/dev/mtdblock3 rootfstype=jffs2";

		linux,stdout-path = &serial0;

	};



};

arch/powerpc/boot/redboot-83xx.c

0 → 100644
+60 −0
Original line number Diff line number Diff line 
/*

 * RedBoot firmware support

 *

 * Author: Scott Wood <scottwood@freescale.com>

 *

 * Copyright (c) 2007 Freescale Semiconductor, Inc.

 * Copyright (c) 2008 Codehermit

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 as published

 * by the Free Software Foundation.

 */



#include "ops.h"

#include "stdio.h"

#include "redboot.h"

#include "fsl-soc.h"

#include "io.h"



static bd_t bd;

BSS_STACK(4096);



#define MHZ(x)	((x + 500000) / 1000000)



static void platform_fixups(void)

{

	void *node;



	dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);

	dt_fixup_mac_addresses(bd.bi_enetaddr);

	dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 16, bd.bi_busfreq);



	node = finddevice("/soc/cpm/brg");

	if (node) {

		printf("BRG clock-frequency <- 0x%x (%dMHz)\r\n",

		       bd.bi_busfreq, MHZ(bd.bi_busfreq));

		setprop(node, "clock-frequency",  &bd.bi_busfreq, 4);

	}



}



void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,

		   unsigned long r6, unsigned long r7)

{

	memcpy(&bd, (char *)r3, sizeof(bd));



	if (bd.bi_tag != 0x42444944)

		return;



	simple_alloc_init(_end,

			  bd.bi_memstart + bd.bi_memsize - (unsigned long)_end,

			  32, 64);



	fdt_init(_dtb_start);

	serial_console_init();

	platform_ops.fixups = platform_fixups;



	loader_info.cmdline = (char *)bd.bi_cmdline;

	loader_info.cmdline_len = strlen((char *)bd.bi_cmdline);

}

arch/powerpc/boot/wrapper

+5 −1
Original line number Diff line number Diff line
@@ -171,7 +171,7 @@ cuboot*) 
    *-mpc824*)

        platformo=$object/cuboot-824x.o

        ;;

    *-mpc83*)

    *-mpc83*|*-asp834x*)

        platformo=$object/cuboot-83xx.o

        ;;

    *-tqm8541|*-mpc8560*|*-tqm8560|*-tqm8555|*-ksi8560*)
@@ -203,6 +203,10 @@ simpleboot-virtex405-*) 
    platformo="$object/virtex405-head.o $object/simpleboot.o"

    binary=y

    ;;

asp834x-redboot)

    platformo="$object/fixed-head.o $object/redboot-83xx.o"

    binary=y

    ;;

esac



vmz="$tmpdir/`basename \"$kernel\"`.$ext"