u-boot/arch/mips/dts/mrvl,octeon-nic23.dts
Stefan Roese ec85347102 mips: octeon: Add Octeon III NIC23 board support
This patch adds the basic support for the PCIe target board equipped
with the Octeon III CN2350 SoC.

Signed-off-by: Stefan Roese <sr@denx.de>
2021-04-23 21:22:55 +02:00

162 lines
3.2 KiB
Text

// SPDX-License-Identifier: GPL-2.0+
/*
* Marvell / Cavium Inc. NIC23
*/
/dts-v1/;
#include "mrvl,cn73xx.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
model = "cavium,nic23";
compatible = "cavium,nic23";
aliases {
mmc0 = &mmc0;
serial0 = &uart0;
spi0 = &spi;
};
regulators {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <0>;
/* Power on GPIO 8, active high */
reg_mmc_3v3: regulator@0 {
compatible = "regulator-fixed";
reg = <0>;
regulator-name = "mmc-3v3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpio 8 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
};
chosen {
stdout-path = &uart0;
};
};
&bootbus {
/*
* bootbus CS0 for CFI flash is remapped (0x1fc0.0000 -> 1f40.0000)
* as the initial size is too small for the 8MiB flash device
*/
ranges = <0 0 0 0x1f400000 0xc00000>,
<1 0 0x10000 0x10000000 0>,
<2 0 0x10000 0x20000000 0>,
<3 0 0x10000 0x30000000 0>,
<4 0 0 0x1d020000 0x10000>,
<5 0 0x10000 0x50000000 0>,
<6 0 0x10000 0x60000000 0>,
<7 0 0x10000 0x70000000 0>;
cavium,cs-config@0 {
compatible = "cavium,octeon-3860-bootbus-config";
cavium,cs-index = <0>;
cavium,t-adr = <10>;
cavium,t-ce = <50>;
cavium,t-oe = <50>;
cavium,t-we = <35>;
cavium,t-rd-hld = <25>;
cavium,t-wr-hld = <35>;
cavium,t-pause = <0>;
cavium,t-wait = <50>;
cavium,t-page = <30>;
cavium,t-rd-dly = <0>;
cavium,page-mode = <1>;
cavium,pages = <8>;
cavium,bus-width = <8>;
};
cavium,cs-config@4 {
compatible = "cavium,octeon-3860-bootbus-config";
cavium,cs-index = <4>;
cavium,t-adr = <10>;
cavium,t-ce = <10>;
cavium,t-oe = <160>;
cavium,t-we = <100>;
cavium,t-rd-hld = <10>;
cavium,t-wr-hld = <0>;
cavium,t-pause = <50>;
cavium,t-wait = <50>;
cavium,t-page = <10>;
cavium,t-rd-dly = <10>;
cavium,pages = <0>;
cavium,bus-width = <8>;
};
flash0: nor@0,0 {
compatible = "cfi-flash";
reg = <0 0 0x800000>;
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "bootloader";
reg = <0 0x340000>;
read-only;
};
partition@300000 {
label = "storage";
reg = <0x340000 0x4be000>;
};
partition@7fe000 {
label = "environment";
reg = <0x7fe000 0x2000>;
read-only;
};
};
};
&uart0 {
clock-frequency = <800000000>;
};
&i2c0 {
u-boot,dm-pre-reloc; /* Needed early for DDR SPD EEPROM */
clock-frequency = <100000>;
};
&i2c1 {
u-boot,dm-pre-reloc; /* Needed early for DDR SPD EEPROM */
clock-frequency = <100000>;
};
&mmc {
status = "okay";
mmc0: mmc-slot@0 {
compatible = "cavium,octeon-6130-mmc-slot", "mmc-slot";
reg = <0>;
vqmmc-supply = <&reg_mmc_3v3>;
voltage-ranges = <3300 3300>;
spi-max-frequency = <52000000>;
/* bus width can be 1, 4 or 8 */
bus-width = <8>; /* new std property */
cavium,bus-max-width = <8>; /* custom property */
non-removable;
};
};
&soc0 {
pci-console@0 {
compatible = "marvell,pci-console";
status = "okay";
};
pci-bootcmd@0 {
compatible = "marvell,pci-bootcmd";
status = "okay";
};
};
&spi {
flash@0 {
compatible = "micron,n25q128a11", "jedec,spi-nor";
spi-max-frequency = <2000000>;
reg = <0>;
};
};