linux_dsm_epyc7002/arch/powerpc/boot/dts/mpc8308_p1m.dts
Javier Martinez Canillas 8d0590cefd powerpc/83xx: Add generic compatible string for I2C EEPROM
The at24 driver allows to register I2C EEPROM chips using different vendor
and devices, but the I2C subsystem does not take the vendor into account
when matching using the I2C table since it only has device entries.

But when matching using an OF table, both the vendor and device has to be
taken into account so the driver defines only a set of compatible strings
using the "atmel" vendor as a generic fallback for compatible I2C devices.

So add this generic fallback to the device node compatible string to make
the device to match the driver using the OF device ID table.

Signed-off-by: Javier Martinez Canillas <javier@dowhile0.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2017-06-28 13:08:14 +10:00

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/*
* mpc8308_p1m Device Tree Source
*
* Copyright 2010 Ilya Yanok, Emcraft Systems, yanok@emcraft.com
*
* 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/;
/ {
compatible = "denx,mpc8308_p1m";
#address-cells = <1>;
#size-cells = <1>;
aliases {
ethernet0 = &enet0;
ethernet1 = &enet1;
serial0 = &serial0;
serial1 = &serial1;
pci0 = &pci0;
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
PowerPC,8308@0 {
device_type = "cpu";
reg = <0x0>;
d-cache-line-size = <32>;
i-cache-line-size = <32>;
d-cache-size = <16384>;
i-cache-size = <16384>;
timebase-frequency = <0>; // from bootloader
bus-frequency = <0>; // from bootloader
clock-frequency = <0>; // from bootloader
};
};
memory {
device_type = "memory";
reg = <0x00000000 0x08000000>; // 128MB at 0
};
localbus@e0005000 {
#address-cells = <2>;
#size-cells = <1>;
compatible = "fsl,mpc8315-elbc", "fsl,elbc", "simple-bus";
reg = <0xe0005000 0x1000>;
interrupts = <77 0x8>;
interrupt-parent = <&ipic>;
ranges = <0x0 0x0 0xfc000000 0x04000000
0x1 0x0 0xfbff0000 0x00008000
0x2 0x0 0xfbff8000 0x00008000>;
flash@0,0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "cfi-flash";
reg = <0x0 0x0 0x4000000>;
bank-width = <2>;
device-width = <1>;
u-boot@0 {
reg = <0x0 0x60000>;
read-only;
};
env@60000 {
reg = <0x60000 0x20000>;
};
env1@80000 {
reg = <0x80000 0x20000>;
};
kernel@a0000 {
reg = <0xa0000 0x200000>;
};
dtb@2a0000 {
reg = <0x2a0000 0x20000>;
};
ramdisk@2c0000 {
reg = <0x2c0000 0x640000>;
};
user@700000 {
reg = <0x700000 0x3900000>;
};
};
can@1,0 {
compatible = "nxp,sja1000";
reg = <0x1 0x0 0x80>;
interrupts = <18 0x8>;
interrups-parent = <&ipic>;
};
cpld@2,0 {
compatible = "denx,mpc8308_p1m-cpld";
reg = <0x2 0x0 0x8>;
interrupts = <48 0x8>;
interrups-parent = <&ipic>;
};
};
immr@e0000000 {
#address-cells = <1>;
#size-cells = <1>;
device_type = "soc";
compatible = "fsl,mpc8308-immr", "simple-bus";
ranges = <0 0xe0000000 0x00100000>;
reg = <0xe0000000 0x00000200>;
bus-frequency = <0>;
i2c@3000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "fsl-i2c";
reg = <0x3000 0x100>;
interrupts = <14 0x8>;
interrupt-parent = <&ipic>;
dfsrr;
fram@50 {
compatible = "ramtron,24c64", "atmel,24c64";
reg = <0x50>;
};
};
i2c@3100 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "fsl-i2c";
reg = <0x3100 0x100>;
interrupts = <15 0x8>;
interrupt-parent = <&ipic>;
dfsrr;
pwm@28 {
compatible = "maxim,ds1050";
reg = <0x28>;
};
sensor@48 {
compatible = "maxim,max6625";
reg = <0x48>;
};
sensor@49 {
compatible = "maxim,max6625";
reg = <0x49>;
};
sensor@4b {
compatible = "maxim,max6625";
reg = <0x4b>;
};
};
usb@23000 {
compatible = "fsl-usb2-dr";
reg = <0x23000 0x1000>;
#address-cells = <1>;
#size-cells = <0>;
interrupt-parent = <&ipic>;
interrupts = <38 0x8>;
dr_mode = "peripheral";
phy_type = "ulpi";
};
enet0: ethernet@24000 {
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x0 0x24000 0x1000>;
cell-index = <0>;
device_type = "network";
model = "eTSEC";
compatible = "gianfar";
reg = <0x24000 0x1000>;
local-mac-address = [ 00 00 00 00 00 00 ];
interrupts = <32 0x8 33 0x8 34 0x8>;
interrupt-parent = <&ipic>;
phy-handle = < &phy1 >;
mdio@520 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "fsl,gianfar-mdio";
reg = <0x520 0x20>;
phy1: ethernet-phy@1 {
interrupt-parent = <&ipic>;
interrupts = <17 0x8>;
reg = <0x1>;
};
phy2: ethernet-phy@2 {
interrupt-parent = <&ipic>;
interrupts = <19 0x8>;
reg = <0x2>;
};
tbi0: tbi-phy@11 {
reg = <0x11>;
device_type = "tbi-phy";
};
};
};
enet1: ethernet@25000 {
#address-cells = <1>;
#size-cells = <1>;
cell-index = <1>;
device_type = "network";
model = "eTSEC";
compatible = "gianfar";
reg = <0x25000 0x1000>;
ranges = <0x0 0x25000 0x1000>;
local-mac-address = [ 00 00 00 00 00 00 ];
interrupts = <35 0x8 36 0x8 37 0x8>;
interrupt-parent = <&ipic>;
phy-handle = < &phy2 >;
mdio@520 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "fsl,gianfar-tbi";
reg = <0x520 0x20>;
tbi1: tbi-phy@11 {
reg = <0x11>;
device_type = "tbi-phy";
};
};
};
serial0: serial@4500 {
cell-index = <0>;
device_type = "serial";
compatible = "fsl,ns16550", "ns16550";
reg = <0x4500 0x100>;
clock-frequency = <133333333>;
interrupts = <9 0x8>;
interrupt-parent = <&ipic>;
};
serial1: serial@4600 {
cell-index = <1>;
device_type = "serial";
compatible = "fsl,ns16550", "ns16550";
reg = <0x4600 0x100>;
clock-frequency = <133333333>;
interrupts = <10 0x8>;
interrupt-parent = <&ipic>;
};
gpio@c00 {
#gpio-cells = <2>;
compatible = "fsl,mpc8308-gpio", "fsl,mpc8349-gpio";
reg = <0xc00 0x18>;
interrupts = <74 0x8>;
interrupt-parent = <&ipic>;
gpio-controller;
};
timer@500 {
compatible = "fsl,mpc8308-gtm", "fsl,gtm";
reg = <0x500 0x100>;
interrupts = <90 8 78 8 84 8 72 8>;
interrupt-parent = <&ipic>;
clock-frequency = <133333333>;
};
/* 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: interrupt-controller@700 {
compatible = "fsl,ipic";
interrupt-controller;
#address-cells = <0>;
#interrupt-cells = <2>;
reg = <0x700 0x100>;
device_type = "ipic";
};
ipic-msi@7c0 {
compatible = "fsl,ipic-msi";
reg = <0x7c0 0x40>;
msi-available-ranges = <0x0 0x100>;
interrupts = < 0x43 0x8
0x4 0x8
0x51 0x8
0x52 0x8
0x56 0x8
0x57 0x8
0x58 0x8
0x59 0x8 >;
interrupt-parent = < &ipic >;
};
dma@2c000 {
compatible = "fsl,mpc8308-dma";
reg = <0x2c000 0x1800>;
interrupts = <3 0x8
94 0x8>;
interrupt-parent = < &ipic >;
};
};
pci0: pcie@e0009000 {
#address-cells = <3>;
#size-cells = <2>;
#interrupt-cells = <1>;
device_type = "pci";
compatible = "fsl,mpc8308-pcie", "fsl,mpc8314-pcie";
reg = <0xe0009000 0x00001000
0xb0000000 0x01000000>;
ranges = <0x02000000 0 0xa0000000 0xa0000000 0 0x10000000
0x01000000 0 0x00000000 0xb1000000 0 0x00800000>;
bus-range = <0 0>;
interrupt-map-mask = <0 0 0 0>;
interrupt-map = <0 0 0 0 &ipic 1 8>;
interrupts = <0x1 0x8>;
interrupt-parent = <&ipic>;
clock-frequency = <0>;
pcie@0 {
#address-cells = <3>;
#size-cells = <2>;
device_type = "pci";
reg = <0 0 0 0 0>;
ranges = <0x02000000 0 0xa0000000
0x02000000 0 0xa0000000
0 0x10000000
0x01000000 0 0x00000000
0x01000000 0 0x00000000
0 0x00800000>;
};
};
};