diff options
Diffstat (limited to 'target/linux/ramips/dts/mt7621_ampedwireless_ally.dtsi')
| -rw-r--r-- | target/linux/ramips/dts/mt7621_ampedwireless_ally.dtsi | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/target/linux/ramips/dts/mt7621_ampedwireless_ally.dtsi b/target/linux/ramips/dts/mt7621_ampedwireless_ally.dtsi new file mode 100644 index 0000000000..7736b06e43 --- /dev/null +++ b/target/linux/ramips/dts/mt7621_ampedwireless_ally.dtsi @@ -0,0 +1,179 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT + +#include "mt7621.dtsi" + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> + +/ { + aliases { + led-boot = &led_status_amber; + led-failsafe = &led_status_amber; + led-running = &led_status_green; + led-upgrade = &led_status_red; + }; + + keys { + compatible = "gpio-keys"; + + led_switch { + label = "led_switch"; + gpios = <&gpio 13 GPIO_ACTIVE_HIGH>; + linux,code = <KEY_LIGHTS_TOGGLE>; + linux,input-type = <EV_SW>; + }; + + reset { + label = "reset"; + gpios = <&gpio 16 GPIO_ACTIVE_LOW>; + linux,code = <KEY_RESTART>; + }; + + wps { + label = "wps"; + gpios = <&gpio 18 GPIO_ACTIVE_HIGH>; + linux,code = <KEY_WPS_BUTTON>; + }; + }; + + leds { + compatible = "gpio-leds"; + + led_status_green: status_green { + label = "green:status"; + gpios = <&gpio 7 GPIO_ACTIVE_HIGH>; + }; + + led_status_red: status_red { + label = "red:status"; + gpios = <&gpio 12 GPIO_ACTIVE_HIGH>; + }; + + led_status_amber: status_amber { + label = "amber:status"; + gpios = <&gpio 14 GPIO_ACTIVE_HIGH>; + }; + }; +}; + +&pcie { + status = "okay"; +}; + +&pcie0 { + wifi@0,0 { + compatible = "pci14c3,7615"; + reg = <0x0000 0 0 0 0>; + mediatek,mtd-eeprom = <&factory 0x0000>; + ieee80211-freq-limit = <2400000 2500000>; + }; +}; + +&pcie1 { + wifi@0,0 { + compatible = "pci14c3,7615"; + reg = <0x0000 0 0 0 0>; + mediatek,mtd-eeprom = <&factory 0x8000>; + ieee80211-freq-limit = <5000000 6000000>; + }; +}; + +&state_default { + gpio { + groups = "uart2", "uart3", "jtag", "wdt"; + function = "gpio"; + }; +}; + +&nand { + status = "okay"; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "u-boot"; + reg = <0x0 0x80000>; + read-only; + }; + + partition@80000 { + label = "u-boot-env"; + reg = <0x80000 0x80000>; + }; + + factory: partition@100000 { + label = "factory"; + reg = <0x100000 0x40000>; + read-only; + }; + + /* + * uboot expects to find kernels at 0x140000 & 0x2140000, + * referred to as Uimage & Uimage1 in factory FW, respectively. + * U-boot variable 'bootImage' controls which is booted; + * 0 for the first, 1 for the 2nd. + * There's a 3rd partition, Uimage2 (0x4140000), which + * I expected to be a recovery image, but is actually blank. + * + * A kernel is considered suitable for handing control over + * if its linux magic number exists & uImage CRC are correct. + * If either of those conditions fail, 'bootImage' value + * is toggled in uboot env & a restart performed in the hope that the + * alternate kernel is okay. + * + * Note uboot's tftp flash install writes the transferred + * image to the active kernel partition. + */ + + partition@140000 { + label = "kernel"; + reg = <0x140000 0x400000>; + }; + + partition@540000 { + label = "ubi"; + reg = <0x540000 0x1c00000>; + }; + + partition@2140000 { + label = "oem"; + reg = <0x2140000 0x2000000>; + }; + + partition@4140000 { + label = "backup"; + reg = <0x4140000 0x2000000>; + }; + + partition@6140000 { + label = "chime"; + reg = <0x6140000 0xa00000>; + }; + + partition@6b40000 { + label = "data"; + reg = <0x6b40000 0xa00000>; + }; + + partition@7540000 { + label = "reserved"; + reg = <0x7540000 0x840000>; + read-only; + }; + + partition@7d80000 { + label = "nvram"; + reg = <0x7d80000 0x100000>; + read-only; + }; + + partition@7e80000 { + label = "hwconfig"; + reg = <0x7e80000 0x100000>; + read-only; + }; + }; +}; |