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author | 2023-10-10 14:33:42 +0000 | |
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committer | 2023-10-10 14:33:42 +0000 | |
commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/arch/mips/dts/mrvl,octeon-ebb7304.dts | |
parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/arch/mips/dts/mrvl,octeon-ebb7304.dts')
-rw-r--r-- | roms/u-boot/arch/mips/dts/mrvl,octeon-ebb7304.dts | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/roms/u-boot/arch/mips/dts/mrvl,octeon-ebb7304.dts b/roms/u-boot/arch/mips/dts/mrvl,octeon-ebb7304.dts new file mode 100644 index 000000000..fda559d86 --- /dev/null +++ b/roms/u-boot/arch/mips/dts/mrvl,octeon-ebb7304.dts @@ -0,0 +1,203 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Marvell / Cavium Inc. EVB CN7300 + */ + +/dts-v1/; + +#include "mrvl,cn73xx.dtsi" +#include <dt-bindings/gpio/gpio.h> + +/ { + model = "cavium,ebb7304"; + compatible = "cavium,ebb7304"; + + aliases { + mmc0 = &mmc0; + mmc1 = &mmc1; + 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; + }; + }; +}; + +&i2c0 { + u-boot,dm-pre-reloc; /* Needed early for DDR SPD EEPROM */ + clock-frequency = <100000>; + + rtc@68 { + compatible = "dallas,ds1337"; + reg = <0x68>; + }; + + tlv-eeprom@56 { + compatible = "atmel,24c256", "microchip,24lc256"; + reg = <0x56>; + pagesize = <64>; + }; +}; + +&i2c1 { + u-boot,dm-pre-reloc; /* Needed early for DDR SPD EEPROM */ + clock-frequency = <100000>; +}; + +&spi { + flash@0 { + compatible = "micron,n25q128a11", "jedec,spi-nor"; + spi-max-frequency = <2000000>; + reg = <0>; + }; +}; + +/* USB 0 */ +&usb0 { + status = "okay"; + /* + * Power is specified by three parts: + * 1) GPIO handle (must be &gpio) + * 2) GPIO pin number + * 3) Active high (0) or active low (1) + */ + power = <&gpio 20 0>; +}; + +/* USB 1 */ +&usb1 { + status = "okay"; + /* + * Power is specified by three parts: + * 1) GPIO handle (must be &gpio) + * 2) GPIO pin number + * 3) Active high (0) or active low (1) + */ + power = <&gpio 21 0>; +}; + +&mmc { + status = "okay"; + + /* The board has two MMC slots + * If both are occupied, the speed must be reduced, + * as extra data-line load increases slew time, + * and dat-skew adjustment does not help significantly. + */ + mmc0: mmc-slot@0 { + compatible = "cavium,octeon-6130-mmc-slot", "mmc-slot"; + reg = <0>; + vqmmc-supply = <®_mmc_3v3>; + voltage-ranges = <3300 3300>; + //spi-max-frequency = <52000000>; // just one + spi-max-frequency = <37000000>; // both slots + /* bus width can be 1, 4 or 8 */ + bus-width = <8>; /* new std property */ + cavium,bus-max-width = <8>; /* custom property */ + wp-gpios = <&gpio 22 0>; /* active high */ + cd-gpios = <&gpio 23 1>; /* active low */ + }; + + mmc1: mmc-slot@1 { + compatible = "cavium,octeon-6130-mmc-slot", "mmc-slot"; + reg = <1>; + vqmmc-supply = <®_mmc_3v3>; + voltage-ranges = <3300 3300>; + //spi-max-frequency = <52000000>; // just one + spi-max-frequency = <37000000>; // both slots + /* bus width can be 1, 4 or 8 */ + bus-width = <8>; /* new std property */ + cavium,bus-max-width = <8>; /* custom property */ + wp-gpios = <&gpio 24 0>; /* active high */ + cd-gpios = <&gpio 25 1>; /* active low */ + }; +}; |