openwrt/target/linux/apm821xx/dts/apm82181.dtsi
Christian Lamparter f095822699 apm821xx: convert legacy nand partition layout
in order to get nvmem-cells to work on AP and routers
(Netgears WNDR4700). The nvmem-cell needs to be within
a fixed-partition dt-node.

Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
2022-02-04 21:15:17 +01:00

467 lines
12 KiB
Plaintext

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Device Tree for Bluestone (APM821xx) board.
*
* Copyright (c) 2010, Applied Micro Circuits Corporation
* Author: Tirumala R Marri <tmarri@apm.com>
*/
#include <dt-bindings/dma/dw-dmac.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/gpio/gpio.h>
/ {
#address-cells = <2>;
#size-cells = <1>;
dcr-parent = <&{/cpus/cpu@0}>;
compatible = "apm,bluestone";
aliases {
ethernet0 = &EMAC0; /* needed for BSP u-boot */
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
CPU0: cpu@0 {
device_type = "cpu";
model = "PowerPC,apm82181";
reg = <0x00000000>;
clock-frequency = <0>; /* Filled in by U-Boot */
timebase-frequency = <0>; /* Filled in by U-Boot */
i-cache-line-size = <32>;
d-cache-line-size = <32>;
i-cache-size = <32768>;
d-cache-size = <32768>;
dcr-controller;
dcr-access-method = "native";
next-level-cache = <&L2C0>;
};
};
memory {
device_type = "memory";
reg = <0x00000000 0x00000000 0x00000000>; /* Filled in by U-Boot */
};
UIC0: interrupt-controller0 {
compatible = "apm,uic-apm82181", "ibm,uic";
interrupt-controller;
cell-index = <0>;
dcr-reg = <0x0c0 0x009>;
#address-cells = <0>;
#size-cells = <0>;
#interrupt-cells = <2>;
};
UIC1: interrupt-controller1 {
compatible = "apm,uic-apm82181", "ibm,uic";
interrupt-controller;
cell-index = <1>;
dcr-reg = <0x0d0 0x009>;
#address-cells = <0>;
#size-cells = <0>;
#interrupt-cells = <2>;
interrupts = <0x1e IRQ_TYPE_LEVEL_HIGH>,
<0x1f IRQ_TYPE_LEVEL_HIGH>; /* cascade */
interrupt-parent = <&UIC0>;
};
UIC2: interrupt-controller2 {
compatible = "apm,uic-apm82181", "ibm,uic";
interrupt-controller;
cell-index = <2>;
dcr-reg = <0x0e0 0x009>;
#address-cells = <0>;
#size-cells = <0>;
#interrupt-cells = <2>;
interrupts = <0x0a IRQ_TYPE_LEVEL_HIGH>,
<0x0b IRQ_TYPE_LEVEL_HIGH>; /* cascade */
interrupt-parent = <&UIC0>;
};
UIC3: interrupt-controller3 {
compatible = "apm,uic-apm82181","ibm,uic";
interrupt-controller;
cell-index = <3>;
dcr-reg = <0x0f0 0x009>;
#address-cells = <0>;
#size-cells = <0>;
#interrupt-cells = <2>;
interrupts = <0x10 IRQ_TYPE_LEVEL_HIGH>,
<0x11 IRQ_TYPE_LEVEL_HIGH>; /* cascade */
interrupt-parent = <&UIC0>;
};
OCM1: ocm@400040000 {
compatible = "apm,ocm-apm82181", "ibm,ocm";
status = "okay";
cell-index = <1>;
/* configured in U-Boot */
reg = <4 0x00040000 0x8000>; /* 32K */
};
SDR0: sdr {
compatible = "apm,sdr-apm82181", "ibm,sdr-460ex";
dcr-reg = <0x00e 0x002>;
};
CPR0: cpr {
compatible = "apm,cpr-apm82181", "ibm,cpr-460ex";
dcr-reg = <0x00c 0x002>;
};
L2C0: l2c {
compatible = "ibm,l2-cache-apm82181", "ibm,l2-cache";
dcr-reg = <0x020 0x008
0x030 0x008>;
cache-line-size = <32>;
cache-size = <262144>;
interrupt-parent = <&UIC1>;
interrupts = <0x0b IRQ_TYPE_EDGE_RISING>;
};
CPM0: cpm {
compatible = "ibm,cpm-apm821xx", "ibm,cpm";
cell-index = <0>;
dcr-reg = <0x160 0x003>;
pm-cpu = <0x02000000>;
pm-doze = <0x302570F0>;
pm-nap = <0x302570F0>;
pm-deepsleep = <0x302570F0>;
pm-iic-device = <&IIC0>;
pm-emac-device = <&EMAC0>;
unused-units = <0x00000100>;
idle-doze = <0x02000000>;
standby = <0xfeff791d>;
};
plb {
compatible = "apm,plb-apm82181", "ibm,plb-460ex", "ibm,plb4";
#address-cells = <2>;
#size-cells = <1>;
ranges; /* Filled in by U-Boot */
clock-frequency = <0>; /* Filled in by U-Boot */
SDRAM0: sdram {
compatible = "apm,sdram-apm82181", "ibm,sdram-460ex", "ibm,sdram-405gp";
dcr-reg = <0x010 0x002>;
};
RTC: rtc {
compatible = "ibm,rtc";
dcr-reg = <0x240 0x009>;
interrupts = <0x1a IRQ_TYPE_LEVEL_HIGH>;
interrupt-parent = <&UIC2>;
status = "disabled";
};
TRNG: trng@110000 {
compatible = "amcc,ppc460ex-rng", "ppc4xx-rng", "amcc, ppc4xx-trng";
reg = <4 0x00110000 0x100>;
interrupt-parent = <&UIC1>;
interrupts = <0x03 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
};
PKA: pka@114000 {
compatible = "ppc4xx-pka", "amcc,ppc4xx-pka", "amcc, ppc4xx-pka";
reg = <4 0x00114000 0x4000>;
interrupt-parent = <&UIC0>;
interrupts = <0x14 IRQ_TYPE_EDGE_RISING>;
status = "disabled";
};
CRYPTO: crypto@180000 {
compatible = "amcc,ppc460ex-crypto", "amcc,ppc4xx-crypto";
reg = <4 0x00180000 0x80400>;
interrupt-parent = <&UIC0>;
interrupts = <0x1d IRQ_TYPE_LEVEL_HIGH>;
status = "disabled"; /* hardware option */
};
MAL0: mcmal {
compatible = "ibm,mcmal-460ex", "ibm,mcmal2";
descriptor-memory = "ocm";
dcr-reg = <0x180 0x062>;
num-tx-chans = <1>;
num-rx-chans = <1>;
#address-cells = <0>;
#size-cells = <0>;
interrupt-parent = <&UIC2>;
interrupts = <0x06 IRQ_TYPE_LEVEL_HIGH>,
<0x07 IRQ_TYPE_LEVEL_HIGH>,
<0x03 IRQ_TYPE_LEVEL_HIGH>,
<0x04 IRQ_TYPE_LEVEL_HIGH>,
<0x05 IRQ_TYPE_LEVEL_HIGH>,
<0x08 IRQ_TYPE_EDGE_FALLING>,
<0x09 IRQ_TYPE_EDGE_FALLING>,
<0x0c IRQ_TYPE_EDGE_FALLING>,
<0x0d IRQ_TYPE_EDGE_FALLING>;
interrupt-names = "txeob", "rxeob", "serr",
"txde", "rxde",
"tx0coal", "tx1coal",
"rx0coal", "rx1coal";
};
POB0: opb {
compatible = "ibm,opb-460ex", "ibm,opb";
#address-cells = <1>;
#size-cells = <1>;
ranges = <0xb0000000 0x00000004 0xb0000000 0x50000000>;
clock-frequency = <0>; /* Filled in by U-Boot */
EBC0: ebc {
compatible = "ibm,ebc-460ex", "ibm,ebc";
dcr-reg = <0x012 0x002>;
#address-cells = <2>;
#size-cells = <1>;
clock-frequency = <0>; /* Filled in by U-Boot */
/* ranges property is supplied by U-Boot */
ranges = <0x00000003 0x00000000 0xe0000000 0x8000000>;
interrupts = <0x06 IRQ_TYPE_LEVEL_HIGH>;
interrupt-parent = <&UIC1>;
nor_flash@0,0 {
compatible = "cfi-flash";
bank-width = <1>;
reg = <0x00000000 0x00000000 0x00100000>;
#address-cells = <1>;
#size-cells = <1>;
status = "disabled";
};
ndfc: ndfc@1,0 {
compatible = "ibm,ndfc";
reg = <00000003 00000000 00002000>;
ccr = <0x00001000>;
bank-settings = <0x80002222>;
status = "disabled";
nand {
/*
* These are the same fixed "MAGIC" values
* settings as in the drivers code.
* They are the same for all devices that
* have NAND.
*/
nand-ecc-engine = <&ndfc>;
nand-ecc-algo = "hamming";
nand-ecc-step-size = <256>;
nand-ecc-strength = <1>;
};
};
};
UART0: serial@ef600300 {
/*
* AMCC's BSP u-boot scans for the "ns16550"
* compatible, without it, u-boot wouldn't
* set the required "clock-frequency".
*
* The hardware documentation states:
* "Register compatibility with 16750 register set"
*/
compatible = "ns16750", "ns16550";
reg = <0xef600300 0x00000008>;
virtual-reg = <0xef600300>;
clock-frequency = <0>; /* Filled in by U-Boot */
interrupt-parent = <&UIC1>;
interrupts = <0x01 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
};
UART1: serial@ef600400 {
/* same "ns16750" as with UART0 */
compatible = "ns16750", "ns16550";
reg = <0xef600400 0x00000008>;
virtual-reg = <0xef600400>;
clock-frequency = <0>; /* Filled in by U-Boot */
interrupt-parent = <&UIC0>;
interrupts = <0x01 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
};
IIC0: i2c@ef600700 {
compatible = "ibm,iic-460ex", "ibm,iic";
reg = <0xef600700 0x00000014>;
interrupt-parent = <&UIC0>;
interrupts = <0x02 IRQ_TYPE_LEVEL_HIGH>;
#address-cells = <1>;
#size-cells = <0>;
status = "disabled";
};
IIC1: i2c@ef600800 {
compatible = "ibm,iic-460ex", "ibm,iic";
reg = <0xef600800 0x00000014>;
interrupt-parent = <&UIC0>;
interrupts = <0x03 IRQ_TYPE_LEVEL_HIGH>;
#address-cells = <1>;
#size-cells = <0>;
status = "disabled";
};
GPIO0: gpio@ef600b00 {
compatible = "ibm,ppc4xx-gpio";
reg = <0xef600b00 0x00000048>;
#gpio-cells = <2>;
gpio-controller;
status = "disabled";
};
EMAC0: ethernet@ef600c00 {
device_type = "network";
compatible = "ibm,emac-apm821xx", "ibm,emac4sync";
interrupt-parent = <&EMAC0>;
interrupts = <0 1>;
#interrupt-cells = <1>;
#address-cells = <0>;
#size-cells = <0>;
interrupt-map = <0 &UIC2 0x10 IRQ_TYPE_LEVEL_HIGH>,
<1 &UIC2 0x14 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "status", "wake";
reg = <0xef600c00 0x000000c4>;
local-mac-address = [000000000000]; /* Filled in by U-Boot */
mal-device = <&MAL0>;
mal-tx-channel = <0>;
mal-rx-channel = <0>;
cell-index = <0>;
max-frame-size = <9000>;
rx-fifo-size = <16384>;
tx-fifo-size = <2048>;
phy-mode = "rgmii";
phy-map = <0x00000000>;
rgmii-device = <&RGMII0>;
rgmii-channel = <0>;
tah-device = <&TAH0>;
tah-channel = <0>;
has-inverted-stacr-oc;
has-new-stacr-staopc;
status = "disabled";
};
TAH0: emac-tah@ef601350 {
compatible = "ibm,tah-460ex", "ibm,tah";
reg = <0xef601350 0x00000030>;
};
RGMII0: emac-rgmii@ef601500 {
compatible = "ibm,rgmii-405ex", "ibm,rgmii";
reg = <0xef601500 0x00000008>;
has-mdio;
};
};
USBOTG0: usbotg@bff80000 {
compatible = "amcc,dwc-otg";
reg = <4 0xbff80000 0x10000>;
interrupt-parent = <&USBOTG0>;
interrupts = <0 1 2>;
#interrupt-cells = <1>;
#address-cells = <0>;
#size-cells = <0>;
interrupt-map = <0 &UIC2 0x1c IRQ_TYPE_LEVEL_HIGH>,
<1 &UIC1 0x1a IRQ_TYPE_LEVEL_LOW>,
<2 &UIC0 0x0c IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "usb-otg", "high-power", "dma";
dr_mode = "host";
status = "disabled";
};
AHBDMA0: dma@bffd0800 {
compatible = "snps,dma-spear1340";
reg = <4 0xbffd0800 0x400>;
interrupt-parent = <&UIC0>;
interrupts = <0x19 IRQ_TYPE_LEVEL_HIGH>;
#dma-cells = <3>;
dma-channels = <2>;
dma-masters = <3>;
block_size = <4095>;
data-width = <4>, <4>, <4>;
multi-block = <1>, <1>;
chan_allocation_order = <1>;
chan_priority = <1>;
snps,dma-protection-control =
<(DW_DMAC_HPROT1_PRIVILEGED_MODE |
DW_DMAC_HPROT2_BUFFERABLE)>;
is_memcpy;
};
SATA0: sata@bffd1000 {
compatible = "amcc,sata-460ex";
reg = <4 0xbffd1000 0x800>;
interrupt-parent = <&UIC0>;
interrupts = <0x1a IRQ_TYPE_LEVEL_HIGH>;
dmas = <&AHBDMA0 0 0 1>;
dma-names = "sata-dma";
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
};
SATA1: sata@bffd1800 {
compatible = "amcc,sata-460ex";
reg = <4 0xbffd1800 0x800>;
interrupt-parent = <&UIC0>;
interrupts = <0x1b IRQ_TYPE_LEVEL_HIGH>;
dmas = <&AHBDMA0 1 0 2>;
dma-names = "sata-dma";
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
};
PCIE0: pciex@d00000000 {
device_type = "pci"; /* see ppc4xx_pci_find_bridge */
#interrupt-cells = <1>;
#size-cells = <2>;
#address-cells = <3>;
compatible = "ibm,plb-pciex-apm821xx", "ibm,plb-pciex";
primary;
port = <0x0>; /* port number */
reg = <0x0000000d 0x00000000 0x20000000>, /* Config space access */
<0x0000000c 0x08010000 0x00001000>; /* Registers */
dcr-reg = <0x100 0x020>;
sdr-base = <0x300>;
/*
* Outbound ranges, one memory and one IO,
* later cannot be changed
*/
ranges = <0x02000000 0x00000000 0x80000000 0x0000000e 0x00000000 0x00000000 0x80000000>,
<0x02000000 0x00000000 0x00000000 0x0000000f 0x00000000 0x00000000 0x00100000>,
<0x01000000 0x00000000 0x00000000 0x0000000f 0x80000000 0x00000000 0x00010000>;
/* Inbound 2GB range starting at 0 */
dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
/* This drives busses 0x40 to 0x7f */
bus-range = <0x40 0x7f>;
/*
* Legacy interrupts (note the weird polarity, the bridge seems
* to invert PCIe legacy interrupts).
* We are de-swizzling here because the numbers are actually for
* port of the root complex virtual P2P bridge. But I want
* to avoid putting a node for it in the tree, so the numbers
* below are basically de-swizzled numbers.
* The real slot is on idsel 0, so the swizzling is 1:1
*/
interrupt-map-mask = <0x0 0x0 0x0 0x7>;
interrupt-map =
<0x0 0x0 0x0 0x1 &UIC3 0x0c IRQ_TYPE_LEVEL_HIGH>, /* swizzled int A */
<0x0 0x0 0x0 0x2 &UIC3 0x0d IRQ_TYPE_LEVEL_HIGH>, /* swizzled int B */
<0x0 0x0 0x0 0x3 &UIC3 0x0e IRQ_TYPE_LEVEL_HIGH>, /* swizzled int C */
<0x0 0x0 0x0 0x4 &UIC3 0x0f IRQ_TYPE_LEVEL_HIGH>; /* swizzled int D */
status = "disabled";
};
};
};