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powerpc: Add support for the MPC852 based mgsuvd board from keymile.
Supported SMC1 (serial console), SCC3 Ethernet (10Mbps hdx). Signed-off-by: Heiko Schocher <hs@denx.de> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Heiko Schocher
committed by
Kumar Gala
Kumar Gala
parent
a501d8f30e
commit
e14d4af0c8
163
arch/powerpc/boot/dts/mgsuvd.dts
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163
arch/powerpc/boot/dts/mgsuvd.dts
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@@ -0,0 +1,163 @@
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/*
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* MGSUVD Device Tree Source
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*
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* Copyright 2008 DENX Software Engineering GmbH
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* Heiko Schocher <hs@denx.de>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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/dts-v1/;
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/ {
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model = "MGSUVD";
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compatible = "keymile,mgsuvd";
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#address-cells = <1>;
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#size-cells = <1>;
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cpus {
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#address-cells = <1>;
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#size-cells = <0>;
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PowerPC,852@0 {
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device_type = "cpu";
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reg = <0>;
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d-cache-line-size = <16>;
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i-cache-line-size = <16>;
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d-cache-size = <8192>;
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i-cache-size = <8192>;
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timebase-frequency = <0>; /* Filled in by u-boot */
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bus-frequency = <0>; /* Filled in by u-boot */
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clock-frequency = <0>; /* Filled in by u-boot */
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interrupts = <15 2>; /* decrementer interrupt */
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interrupt-parent = <&PIC>;
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};
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};
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memory {
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device_type = "memory";
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reg = <00000000 0x4000000>; /* Filled in by u-boot */
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};
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localbus@fff00100 {
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compatible = "fsl,mpc852-localbus", "fsl,pq1-localbus", "simple-bus";
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#address-cells = <2>;
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#size-cells = <1>;
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reg = <0xfff00100 0x40>;
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ranges = <0 0 0xf0000000 0x01000000>; /* Filled in by u-boot */
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flash@0,0 {
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compatible = "cfi-flash";
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reg = <0 0 0x1000000>;
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#address-cells = <1>;
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#size-cells = <1>;
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bank-width = <1>;
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device-width = <1>;
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partition@0 {
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label = "u-boot";
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reg = <0 0x80000>;
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};
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partition@80000 {
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label = "env";
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reg = <0x80000 0x20000>;
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};
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partition@a0000 {
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label = "kernel";
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reg = <0xa0000 0x1e0000>;
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};
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partition@280000 {
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label = "dtb";
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reg = <0x280000 0x20000>;
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};
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partition@2a0000 {
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label = "root";
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reg = <0x2a0000 0x500000>;
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};
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partition@7a0000 {
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label = "user";
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reg = <0x7a0000 0x860000>;
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};
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};
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};
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soc@fff00000 {
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compatible = "fsl,mpc852", "fsl,pq1-soc", "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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device_type = "soc";
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ranges = <0 0xfff00000 0x00004000>;
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PIC: interrupt-controller@0 {
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interrupt-controller;
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#interrupt-cells = <2>;
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reg = <0 24>;
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compatible = "fsl,mpc852-pic", "fsl,pq1-pic";
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};
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cpm@9c0 {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "fsl,mpc852-cpm", "fsl,cpm1", "simple-bus";
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interrupts = <0>; /* cpm error interrupt */
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interrupt-parent = <&CPM_PIC>;
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reg = <0x9c0 10>;
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ranges;
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muram@2000 {
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compatible = "fsl,cpm-muram";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0 0x2000 0x2000>;
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data@0 {
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compatible = "fsl,cpm-muram-data";
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reg = <0x800 0x1800>;
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};
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};
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brg@9f0 {
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compatible = "fsl,mpc852-brg",
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"fsl,cpm1-brg",
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"fsl,cpm-brg";
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reg = <0x9f0 0x10>;
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clock-frequency = <0>; /* Filled in by u-boot */
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};
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CPM_PIC: interrupt-controller@930 {
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interrupt-controller;
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#interrupt-cells = <1>;
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interrupts = <5 2 0 2>;
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interrupt-parent = <&PIC>;
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reg = <0x930 0x20>;
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compatible = "fsl,cpm1-pic";
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};
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/* MON-1 */
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serial@a80 {
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device_type = "serial";
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compatible = "fsl,cpm1-smc-uart";
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reg = <0xa80 0x10 0x3fc0 0x40>;
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interrupts = <4>;
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interrupt-parent = <&CPM_PIC>;
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fsl,cpm-brg = <1>;
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fsl,cpm-command = <0x0090>;
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current-speed = <0>; /* Filled in by u-boot */
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};
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ethernet@a40 {
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device_type = "network";
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compatible = "fsl,mpc866-scc-enet",
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"fsl,cpm1-scc-enet";
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reg = <0xa40 0x18 0x3e00 0x100>;
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local-mac-address = [ 00 00 00 00 00 00 ]; /* Filled in by u-boot */
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interrupts = <28>;
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interrupt-parent = <&CPM_PIC>;
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fsl,cpm-command = <0x80>;
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fixed-link = <0 0 10 0 0>;
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};
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};
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};
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};
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872
arch/powerpc/configs/mgsuvd_defconfig
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872
arch/powerpc/configs/mgsuvd_defconfig
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File diff suppressed because it is too large
Load Diff
@@ -49,6 +49,12 @@ config PPC_ADDER875
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This enables support for the Analogue & Micro Adder 875
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board.
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config PPC_MGSUVD
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bool "MGSUVD"
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select CPM1
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help
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This enables support for the Keymile MGSUVD board.
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endchoice
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menu "Freescale Ethernet driver platform-specific options"
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@@ -6,3 +6,4 @@ obj-$(CONFIG_MPC885ADS) += mpc885ads_setup.o
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obj-$(CONFIG_MPC86XADS) += mpc86xads_setup.o
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obj-$(CONFIG_PPC_EP88XC) += ep88xc.o
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obj-$(CONFIG_PPC_ADDER875) += adder875.o
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obj-$(CONFIG_PPC_MGSUVD) += mgsuvd.o
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92
arch/powerpc/platforms/8xx/mgsuvd.c
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92
arch/powerpc/platforms/8xx/mgsuvd.c
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@@ -0,0 +1,92 @@
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/*
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*
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* Platform setup for the Keymile mgsuvd board
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*
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* Heiko Schocher <hs@denx.de>
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*
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* Copyright 2008 DENX Software Engineering GmbH
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*
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* This file is licensed under the terms of the GNU General Public License
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* version 2. This program is licensed "as is" without any warranty of any
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* kind, whether express or implied.
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*/
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#include <linux/ioport.h>
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#include <linux/of_platform.h>
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#include <asm/io.h>
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#include <asm/machdep.h>
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#include <asm/processor.h>
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#include <asm/cpm1.h>
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#include <asm/prom.h>
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#include <asm/fs_pd.h>
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#include "mpc8xx.h"
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struct cpm_pin {
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int port, pin, flags;
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};
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static __initdata struct cpm_pin mgsuvd_pins[] = {
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/* SMC1 */
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{CPM_PORTB, 24, CPM_PIN_INPUT}, /* RX */
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{CPM_PORTB, 25, CPM_PIN_INPUT | CPM_PIN_SECONDARY}, /* TX */
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/* SCC3 */
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{CPM_PORTA, 10, CPM_PIN_INPUT},
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{CPM_PORTA, 11, CPM_PIN_INPUT},
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{CPM_PORTA, 3, CPM_PIN_INPUT},
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{CPM_PORTA, 2, CPM_PIN_INPUT},
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{CPM_PORTC, 13, CPM_PIN_INPUT},
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};
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static void __init init_ioports(void)
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{
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int i;
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for (i = 0; i < ARRAY_SIZE(mgsuvd_pins); i++) {
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struct cpm_pin *pin = &mgsuvd_pins[i];
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cpm1_set_pin(pin->port, pin->pin, pin->flags);
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}
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setbits16(&mpc8xx_immr->im_ioport.iop_pcso, 0x300);
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cpm1_clk_setup(CPM_CLK_SCC3, CPM_CLK5, CPM_CLK_RX);
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cpm1_clk_setup(CPM_CLK_SCC3, CPM_CLK6, CPM_CLK_TX);
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cpm1_clk_setup(CPM_CLK_SMC1, CPM_BRG1, CPM_CLK_RTX);
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}
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static void __init mgsuvd_setup_arch(void)
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{
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cpm_reset();
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init_ioports();
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}
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static __initdata struct of_device_id of_bus_ids[] = {
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{ .compatible = "simple-bus" },
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{},
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};
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static int __init declare_of_platform_devices(void)
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{
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of_platform_bus_probe(NULL, of_bus_ids, NULL);
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return 0;
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}
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machine_device_initcall(mgsuvd, declare_of_platform_devices);
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static int __init mgsuvd_probe(void)
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{
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unsigned long root = of_get_flat_dt_root();
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return of_flat_dt_is_compatible(root, "keymile,mgsuvd");
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}
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define_machine(mgsuvd) {
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.name = "MGSUVD",
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.probe = mgsuvd_probe,
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.setup_arch = mgsuvd_setup_arch,
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.init_IRQ = mpc8xx_pics_init,
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.get_irq = mpc8xx_get_irq,
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.restart = mpc8xx_restart,
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.calibrate_decr = mpc8xx_calibrate_decr,
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.set_rtc_time = mpc8xx_set_rtc_time,
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.get_rtc_time = mpc8xx_get_rtc_time,
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};
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