These bindings are required for all Meraki MX64/MX65 devices. These common bindings include memory (2GB), PWM LEDs, AMAC, I2C (AT24), NAND partitions, EHCI, OHCI and pinctrl. Signed-off-by: Matthew Hagan <mnhagan88@xxxxxxxxx> --- .../dts/bcm958625-meraki-mx6x-common.dtsi | 143 ++++++++++++++++++ 1 file changed, 143 insertions(+) create mode 100644 arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi diff --git a/arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi b/arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi new file mode 100644 index 000000000000..b2336bd0e19b --- /dev/null +++ b/arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi @@ -0,0 +1,143 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Common Bindings for Cisco Meraki MX64 (Kingpin) and MX65 (Alamo) devices. + * + * Copyright (C) 2020-2021 Matthew Hagan <mnhagan88@xxxxxxxxx> + */ + +#include "bcm-nsp.dtsi" +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> +#include <dt-bindings/leds/common.h> + +/ { + chosen { + stdout-path = "serial0:115200n8"; + }; + + memory { + device_type = "memory"; + reg = <0x60000000 0x80000000>; + }; + + pwm-leds { + compatible = "pwm-leds"; + + led-1 { + function = LED_FUNCTION_INDICATOR; + color = <LED_COLOR_ID_RED>; + pwms = <&pwm 1 50000>; + max-brightness = <255>; + }; + + led-2 { + function = LED_FUNCTION_INDICATOR; + color = <LED_COLOR_ID_GREEN>; + pwms = <&pwm 2 50000>; + max-brightness = <255>; + }; + + led-3 { + function = LED_FUNCTION_INDICATOR; + color = <LED_COLOR_ID_BLUE>; + pwms = <&pwm 3 50000>; + max-brightness = <255>; + }; + }; +}; + +&amac2 { + status = "okay"; +}; + +&ehci0 { + status = "okay"; +}; + +&i2c0 { + status = "okay"; + + at24@50 { + compatible = "atmel,24c64"; + pagesize = <32>; + reg = <0x50>; + }; +}; + +&L2 { + arm,io-coherent; + prefetch-data = <1>; + prefetch-instr = <1>; +}; + +&nand { + nandcs@0 { + compatible = "brcm,nandcs"; + reg = <0>; + nand-on-flash-bbt; + + #address-cells = <1>; + #size-cells = <1>; + + nand-ecc-strength = <24>; + nand-ecc-step-size = <1024>; + + brcm,nand-oob-sector-size = <27>; + + partition@0 { + label = "u-boot"; + reg = <0x0 0x80000>; + read-only; + }; + + partition@80000 { + label = "shmoo"; + reg = <0x80000 0x80000>; + read-only; + }; + + partition@100000 { + label = "bootkernel1"; + reg = <0x100000 0x300000>; + }; + + partition@400000 { + label = "nvram"; + reg = <0x400000 0x100000>; + }; + + partition@500000 { + label = "bootkernel2"; + reg = <0x500000 0x300000>; + }; + + partition@800000 { + label = "ubi"; + reg = <0x800000 0x3f700000>; + }; + }; +}; + +&ohci0 { + status = "okay"; +}; + +&pinctrl { + pinctrl-names = "default"; + pinctrl-0 = <&pwm_leds>; + + pwm_leds: pwm_leds { + function = "pwm"; + groups = "pwm1_grp", "pwm2_grp", "pwm3_grp"; + }; +}; + +&pwm { + status = "okay"; + #pwm-cells = <2>; +}; + +&uart0 { + clock-frequency = <62500000>; + status = "okay"; +}; -- 2.26.3