[POWERPC] mpc82xx: Add pq2fads board support.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Scott Wood 2007-09-05 14:00:54 -05:00 committed by Kumar Gala
parent e00c5498a2
commit 3611f2ad42
5 changed files with 1442 additions and 0 deletions

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@ -0,0 +1,229 @@
/*
* Device Tree for the PQ2FADS-ZU board with an MPC8280 chip.
*
* Copyright 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 = "pq2fads";
compatible = "fsl,pq2fads";
#address-cells = <1>;
#size-cells = <1>;
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu@0 {
device_type = "cpu";
reg = <0>;
d-cache-line-size = <d#32>;
i-cache-line-size = <d#32>;
d-cache-size = <d#16384>;
i-cache-size = <d#16384>;
timebase-frequency = <0>;
clock-frequency = <0>;
};
};
memory {
device_type = "memory";
reg = <0 0>;
};
localbus@f0010100 {
compatible = "fsl,mpc8280-localbus",
"fsl,pq2-localbus";
#address-cells = <2>;
#size-cells = <1>;
reg = <f0010100 60>;
ranges = <0 0 fe000000 00800000
1 0 f4500000 00008000
8 0 f8200000 00008000>;
flash@0,0 {
compatible = "jedec-flash";
reg = <0 0 800000>;
bank-width = <4>;
device-width = <1>;
};
bcsr@1,0 {
reg = <1 0 20>;
compatible = "fsl,pq2fads-bcsr";
};
PCI_PIC: pic@8,0 {
#interrupt-cells = <1>;
interrupt-controller;
reg = <8 0 8>;
compatible = "fsl,pq2ads-pci-pic";
interrupt-parent = <&PIC>;
interrupts = <18 8>;
};
};
pci@f0010800 {
device_type = "pci";
reg = <f0010800 10c f00101ac 8 f00101c4 8>;
compatible = "fsl,mpc8280-pci", "fsl,pq2-pci";
#interrupt-cells = <1>;
#size-cells = <2>;
#address-cells = <3>;
clock-frequency = <d#66000000>;
interrupt-map-mask = <f800 0 0 7>;
interrupt-map = <
/* IDSEL 0x16 */
b000 0 0 1 &PCI_PIC 0
b000 0 0 2 &PCI_PIC 1
b000 0 0 3 &PCI_PIC 2
b000 0 0 4 &PCI_PIC 3
/* IDSEL 0x17 */
b800 0 0 1 &PCI_PIC 4
b800 0 0 2 &PCI_PIC 5
b800 0 0 3 &PCI_PIC 6
b800 0 0 4 &PCI_PIC 7
/* IDSEL 0x18 */
c000 0 0 1 &PCI_PIC 8
c000 0 0 2 &PCI_PIC 9
c000 0 0 3 &PCI_PIC a
c000 0 0 4 &PCI_PIC b>;
interrupt-parent = <&PIC>;
interrupts = <12 8>;
ranges = <42000000 0 80000000 80000000 0 20000000
02000000 0 a0000000 a0000000 0 20000000
01000000 0 00000000 f6000000 0 02000000>;
};
soc@f0000000 {
#address-cells = <1>;
#size-cells = <1>;
device_type = "soc";
compatible = "fsl,mpc8280", "fsl,pq2-soc";
ranges = <00000000 f0000000 00053000>;
// Temporary -- will go away once kernel uses ranges for get_immrbase().
reg = <f0000000 00053000>;
cpm@119c0 {
#address-cells = <1>;
#size-cells = <1>;
#interrupt-cells = <2>;
compatible = "fsl,mpc8280-cpm", "fsl,cpm2";
reg = <119c0 30 0 2000>;
ranges;
brg@119f0 {
compatible = "fsl,mpc8280-brg",
"fsl,cpm2-brg",
"fsl,cpm-brg";
reg = <119f0 10 115f0 10>;
};
serial@11a00 {
device_type = "serial";
compatible = "fsl,mpc8280-scc-uart",
"fsl,cpm2-scc-uart";
reg = <11a00 20 8000 100>;
interrupts = <28 8>;
interrupt-parent = <&PIC>;
fsl,cpm-brg = <1>;
fsl,cpm-command = <00800000>;
};
serial@11a20 {
device_type = "serial";
compatible = "fsl,mpc8280-scc-uart",
"fsl,cpm2-scc-uart";
reg = <11a20 20 8100 100>;
interrupts = <29 8>;
interrupt-parent = <&PIC>;
fsl,cpm-brg = <2>;
fsl,cpm-command = <04a00000>;
};
ethernet@11320 {
device_type = "network";
compatible = "fsl,mpc8280-fcc-enet",
"fsl,cpm2-fcc-enet";
reg = <11320 20 8500 100 113b0 1>;
interrupts = <21 8>;
interrupt-parent = <&PIC>;
phy-handle = <&PHY0>;
linux,network-index = <0>;
fsl,cpm-command = <16200300>;
};
ethernet@11340 {
device_type = "network";
compatible = "fsl,mpc8280-fcc-enet",
"fsl,cpm2-fcc-enet";
reg = <11340 20 8600 100 113d0 1>;
interrupts = <22 8>;
interrupt-parent = <&PIC>;
phy-handle = <&PHY1>;
linux,network-index = <1>;
fsl,cpm-command = <1a400300>;
local-mac-address = [00 e0 0c 00 79 01];
};
mdio@10d40 {
device_type = "mdio";
compatible = "fsl,pq2fads-mdio-bitbang",
"fsl,mpc8280-mdio-bitbang",
"fsl,cpm2-mdio-bitbang";
#address-cells = <1>;
#size-cells = <0>;
reg = <10d40 14>;
fsl,mdio-pin = <9>;
fsl,mdc-pin = <a>;
PHY0: ethernet-phy@0 {
interrupt-parent = <&PIC>;
interrupts = <19 2>;
reg = <0>;
device_type = "ethernet-phy";
};
PHY1: ethernet-phy@1 {
interrupt-parent = <&PIC>;
interrupts = <19 2>;
reg = <3>;
device_type = "ethernet-phy";
};
};
usb@11b60 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "fsl,mpc8280-usb",
"fsl,cpm2-usb";
reg = <11b60 18 8b00 100>;
interrupt-parent = <&PIC>;
interrupts = <b 8>;
fsl,cpm-command = <2e600000>;
};
};
PIC: interrupt-controller@10c00 {
#interrupt-cells = <2>;
interrupt-controller;
reg = <10c00 80>;
compatible = "fsl,mpc8280-pic", "fsl,cpm2-pic";
};
};
chosen {
linux,stdout-path = "/soc/cpm/serial@11a00";
};
};

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@ -15,6 +15,17 @@ config MPC8272_ADS
help
This option enables support for the MPC8272 ADS board
config PQ2FADS
bool "Freescale PQ2FADS"
select DEFAULT_UIMAGE
select PQ2ADS
select 8260
select FSL_SOC
select PQ2_ADS_PCI_PIC if PCI
select PPC_CPM_NEW_BINDING
help
This option enables support for the PQ2FADS board
endchoice
config PQ2ADS

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@ -4,3 +4,4 @@
obj-$(CONFIG_MPC8272_ADS) += mpc8272_ads.o
obj-$(CONFIG_CPM2) += pq2.o
obj-$(CONFIG_PQ2_ADS_PCI_PIC) += pq2ads-pci-pic.o
obj-$(CONFIG_PQ2FADS) += pq2fads.o

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@ -0,0 +1,198 @@
/*
* PQ2FADS board support
*
* Copyright 2007 Freescale Semiconductor, Inc.
* Author: Scott Wood <scottwood@freescale.com>
*
* Loosely based on mp82xx ADS support by Vitaly Bordug <vbordug@ru.mvista.com>
* Copyright (c) 2006 MontaVista Software, Inc.
*
* 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 <linux/init.h>
#include <linux/interrupt.h>
#include <linux/fsl_devices.h>
#include <asm/io.h>
#include <asm/cpm2.h>
#include <asm/udbg.h>
#include <asm/machdep.h>
#include <asm/of_platform.h>
#include <asm/time.h>
#include <sysdev/fsl_soc.h>
#include <sysdev/cpm2_pic.h>
#include "pq2ads.h"
#include "pq2.h"
static void __init pq2fads_pic_init(void)
{
struct device_node *np = of_find_compatible_node(NULL, NULL, "fsl,cpm2-pic");
if (!np) {
printk(KERN_ERR "PIC init: can not find fsl,cpm2-pic node\n");
return;
}
cpm2_pic_init(np);
of_node_put(np);
/* Initialize stuff for the 82xx CPLD IC and install demux */
pq2ads_pci_init_irq();
}
struct cpm_pin {
int port, pin, flags;
};
static struct cpm_pin pq2fads_pins[] = {
/* SCC1 */
{3, 30, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY},
{3, 31, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
/* SCC2 */
{3, 27, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY},
{3, 28, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
/* FCC2 */
{1, 18, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{1, 19, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{1, 20, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{1, 21, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{1, 22, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY},
{1, 23, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY},
{1, 24, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY},
{1, 25, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY},
{1, 26, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{1, 27, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{1, 28, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{1, 29, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY},
{1, 30, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{1, 31, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY},
{2, 18, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{2, 19, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
/* FCC3 */
{1, 4, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY},
{1, 5, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY},
{1, 6, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY},
{1, 7, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY},
{1, 8, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{1, 9, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{1, 10, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{1, 11, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{1, 12, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{1, 13, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{1, 14, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY},
{1, 15, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY},
{1, 16, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{1, 17, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{2, 16, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
{2, 17, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
};
static void __init init_ioports(void)
{
int i;
for (i = 0; i < ARRAY_SIZE(pq2fads_pins); i++) {
struct cpm_pin *pin = &pq2fads_pins[i];
cpm2_set_pin(pin->port, pin->pin, pin->flags);
}
cpm2_clk_setup(CPM_CLK_SCC1, CPM_BRG1, CPM_CLK_RX);
cpm2_clk_setup(CPM_CLK_SCC1, CPM_BRG1, CPM_CLK_TX);
cpm2_clk_setup(CPM_CLK_SCC2, CPM_BRG2, CPM_CLK_RX);
cpm2_clk_setup(CPM_CLK_SCC2, CPM_BRG2, CPM_CLK_TX);
cpm2_clk_setup(CPM_CLK_FCC2, CPM_CLK13, CPM_CLK_RX);
cpm2_clk_setup(CPM_CLK_FCC2, CPM_CLK14, CPM_CLK_TX);
cpm2_clk_setup(CPM_CLK_FCC3, CPM_CLK15, CPM_CLK_RX);
cpm2_clk_setup(CPM_CLK_FCC3, CPM_CLK16, CPM_CLK_TX);
}
static void __init pq2fads_setup_arch(void)
{
struct device_node *np;
__be32 __iomem *bcsr;
if (ppc_md.progress)
ppc_md.progress("pq2fads_setup_arch()", 0);
cpm2_reset();
np = of_find_compatible_node(NULL, NULL, "fsl,pq2fads-bcsr");
if (!np) {
printk(KERN_ERR "No fsl,pq2fads-bcsr in device tree\n");
return;
}
bcsr = of_iomap(np, 0);
if (!bcsr) {
printk(KERN_ERR "Cannot map BCSR registers\n");
return;
}
of_node_put(np);
/* Enable the serial and ethernet ports */
clrbits32(&bcsr[1], BCSR1_RS232_EN1 | BCSR1_RS232_EN2 | BCSR1_FETHIEN);
setbits32(&bcsr[1], BCSR1_FETH_RST);
clrbits32(&bcsr[3], BCSR3_FETHIEN2);
setbits32(&bcsr[3], BCSR3_FETH2_RST);
iounmap(bcsr);
init_ioports();
/* Enable external IRQs */
clrbits32(&cpm2_immr->im_siu_conf.siu_82xx.sc_siumcr, 0x0c000000);
pq2_init_pci();
if (ppc_md.progress)
ppc_md.progress("pq2fads_setup_arch(), finish", 0);
}
/*
* Called very early, device-tree isn't unflattened
*/
static int __init pq2fads_probe(void)
{
unsigned long root = of_get_flat_dt_root();
return of_flat_dt_is_compatible(root, "fsl,pq2fads");
}
static struct of_device_id __initdata of_bus_ids[] = {
{ .name = "soc", },
{ .name = "cpm", },
{ .name = "localbus", },
{},
};
static int __init declare_of_platform_devices(void)
{
if (!machine_is(pq2fads))
return 0;
/* Publish the QE devices */
of_platform_bus_probe(NULL, of_bus_ids, NULL);
return 0;
}
device_initcall(declare_of_platform_devices);
define_machine(pq2fads)
{
.name = "Freescale PQ2FADS",
.probe = pq2fads_probe,
.setup_arch = pq2fads_setup_arch,
.init_IRQ = pq2fads_pic_init,
.get_irq = cpm2_get_irq,
.calibrate_decr = generic_calibrate_decr,
.restart = pq2_restart,
.progress = udbg_progress,
};