| // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| /* |
| * at91-sama5d27_wlsom1.dtsi - Device Tree file for SAMA5D27 WLSOM1 |
| * |
| * Copyright (C) 2019 Microchip Technology Inc. and its subsidiaries |
| * |
| * Author: Nicolas Ferre <nicolas.ferre@microcihp.com> |
| * Author: Eugen Hristev <eugen.hristev@microcihp.com> |
| */ |
| #include "sama5d2.dtsi" |
| #include "sama5d2-pinfunc.h" |
| #include <dt-bindings/gpio/gpio.h> |
| #include <dt-bindings/mfd/atmel-flexcom.h> |
| #include <dt-bindings/pinctrl/at91.h> |
| |
| / { |
| model = "Microchip SAMA5D27 WLSOM1"; |
| compatible = "microchip,sama5d27-wlsom1", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5"; |
| |
| aliases { |
| i2c0 = &i2c0; |
| }; |
| |
| clocks { |
| slow_xtal { |
| clock-frequency = <32768>; |
| }; |
| |
| main_xtal { |
| clock-frequency = <24000000>; |
| }; |
| }; |
| }; |
| |
| &flx1 { |
| atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>; |
| |
| uart6: serial@200 { |
| pinctrl-0 = <&pinctrl_flx1_default>; |
| pinctrl-names = "default"; |
| }; |
| }; |
| |
| &i2c0 { |
| pinctrl-0 = <&pinctrl_i2c0_default>; |
| pinctrl-1 = <&pinctrl_i2c0_gpio>; |
| pinctrl-names = "default", "gpio"; |
| sda-gpios = <&pioA PIN_PD21 GPIO_ACTIVE_HIGH>; |
| scl-gpios = <&pioA PIN_PD22 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; |
| status = "okay"; |
| }; |
| |
| &i2c1 { |
| dmas = <0>, <0>; |
| pinctrl-names = "default", "gpio"; |
| pinctrl-0 = <&pinctrl_i2c1_default>; |
| pinctrl-1 = <&pinctrl_i2c1_gpio>; |
| sda-gpios = <&pioA PIN_PD19 GPIO_ACTIVE_HIGH>; |
| scl-gpios = <&pioA PIN_PD20 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; |
| status = "okay"; |
| |
| mcp16502@5b { |
| compatible = "microchip,mcp16502"; |
| reg = <0x5b>; |
| status = "okay"; |
| lpm-gpios = <&pioBU 0 GPIO_ACTIVE_LOW>; |
| |
| regulators { |
| vdd_3v3: VDD_IO { |
| regulator-name = "VDD_IO"; |
| regulator-min-microvolt = <1200000>; |
| regulator-max-microvolt = <3700000>; |
| regulator-initial-mode = <2>; |
| regulator-allowed-modes = <2>, <4>; |
| regulator-always-on; |
| |
| regulator-state-standby { |
| regulator-on-in-suspend; |
| regulator-mode = <4>; |
| }; |
| |
| regulator-state-mem { |
| regulator-off-in-suspend; |
| regulator-mode = <4>; |
| }; |
| }; |
| |
| vddio_ddr: VDD_DDR { |
| regulator-name = "VDD_DDR"; |
| regulator-min-microvolt = <600000>; |
| regulator-max-microvolt = <1850000>; |
| regulator-initial-mode = <2>; |
| regulator-allowed-modes = <2>, <4>; |
| regulator-always-on; |
| |
| regulator-state-standby { |
| regulator-on-in-suspend; |
| regulator-suspend-microvolt = <1200000>; |
| regulator-changeable-in-suspend; |
| regulator-mode = <4>; |
| }; |
| |
| regulator-state-mem { |
| regulator-on-in-suspend; |
| regulator-suspend-microvolt = <1200000>; |
| regulator-changeable-in-suspend; |
| regulator-mode = <4>; |
| }; |
| }; |
| |
| vdd_core: VDD_CORE { |
| regulator-name = "VDD_CORE"; |
| regulator-min-microvolt = <600000>; |
| regulator-max-microvolt = <1850000>; |
| regulator-initial-mode = <2>; |
| regulator-allowed-modes = <2>, <4>; |
| regulator-always-on; |
| |
| regulator-state-standby { |
| regulator-on-in-suspend; |
| regulator-mode = <4>; |
| }; |
| |
| regulator-state-mem { |
| regulator-off-in-suspend; |
| regulator-mode = <4>; |
| }; |
| }; |
| |
| vdd_ddr: VDD_OTHER { |
| regulator-name = "VDD_OTHER"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-initial-mode = <2>; |
| regulator-allowed-modes = <2>, <4>; |
| regulator-always-on; |
| |
| regulator-state-standby { |
| regulator-on-in-suspend; |
| regulator-suspend-microvolt = <1800000>; |
| regulator-changeable-in-suspend; |
| regulator-mode = <4>; |
| }; |
| |
| regulator-state-mem { |
| regulator-on-in-suspend; |
| regulator-suspend-microvolt = <1800000>; |
| regulator-changeable-in-suspend; |
| regulator-mode = <4>; |
| }; |
| }; |
| |
| LDO1 { |
| regulator-name = "LDO1"; |
| regulator-min-microvolt = <1200000>; |
| regulator-max-microvolt = <3700000>; |
| regulator-always-on; |
| |
| regulator-state-standby { |
| regulator-on-in-suspend; |
| }; |
| |
| regulator-state-mem { |
| regulator-off-in-suspend; |
| }; |
| }; |
| |
| LDO2 { |
| regulator-name = "LDO2"; |
| regulator-min-microvolt = <1200000>; |
| regulator-max-microvolt = <3700000>; |
| regulator-always-on; |
| |
| regulator-state-standby { |
| regulator-on-in-suspend; |
| }; |
| |
| regulator-state-mem { |
| regulator-off-in-suspend; |
| }; |
| }; |
| }; |
| }; |
| }; |
| |
| &macb0 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_macb0_default>; |
| phy-mode = "rmii"; |
| |
| ethernet-phy@0 { |
| reg = <0x0>; |
| interrupt-parent = <&pioA>; |
| interrupts = <PIN_PB24 IRQ_TYPE_LEVEL_LOW>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_macb0_phy_irq>; |
| }; |
| }; |
| |
| &pmc { |
| atmel,osc-bypass; |
| }; |
| |
| &qspi1 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_qspi1_default>; |
| status = "disabled"; |
| |
| qspi1_flash: spi_flash@0 { |
| #address-cells = <1>; |
| #size-cells = <1>; |
| compatible = "jedec,spi-nor"; |
| reg = <0>; |
| spi-max-frequency = <80000000>; |
| spi-rx-bus-width = <4>; |
| spi-tx-bus-width = <4>; |
| m25p,fast-read; |
| status = "disabled"; |
| |
| at91bootstrap@0 { |
| label = "at91bootstrap"; |
| reg = <0x0 0x40000>; |
| }; |
| |
| bootloader@40000 { |
| label = "bootloader"; |
| reg = <0x40000 0xc0000>; |
| }; |
| |
| bootloaderenvred@100000 { |
| label = "bootloader env redundant"; |
| reg = <0x100000 0x40000>; |
| }; |
| |
| bootloaderenv@140000 { |
| label = "bootloader env"; |
| reg = <0x140000 0x40000>; |
| }; |
| |
| dtb@180000 { |
| label = "device tree"; |
| reg = <0x180000 0x80000>; |
| }; |
| |
| kernel@200000 { |
| label = "kernel"; |
| reg = <0x200000 0x600000>; |
| }; |
| }; |
| }; |
| |
| &pioA { |
| pinctrl_flx1_default: flx1_usart_default { |
| pinmux = <PIN_PA24__FLEXCOM1_IO0>, |
| <PIN_PA23__FLEXCOM1_IO1>, |
| <PIN_PA25__FLEXCOM1_IO3>, |
| <PIN_PA26__FLEXCOM1_IO4>; |
| bias-disable; |
| }; |
| |
| pinctrl_i2c0_default: i2c0_default { |
| pinmux = <PIN_PD21__TWD0>, |
| <PIN_PD22__TWCK0>; |
| bias-disable; |
| }; |
| |
| pinctrl_i2c0_gpio: i2c0_gpio { |
| pinmux = <PIN_PD21__GPIO>, |
| <PIN_PD22__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_i2c1_default: i2c1_default { |
| pinmux = <PIN_PD19__TWD1>, |
| <PIN_PD20__TWCK1>; |
| bias-disable; |
| }; |
| |
| pinctrl_i2c1_gpio: i2c1_gpio { |
| pinmux = <PIN_PD19__GPIO>, |
| <PIN_PD20__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_macb0_default: macb0_default { |
| pinmux = <PIN_PB14__GTXCK>, |
| <PIN_PB15__GTXEN>, |
| <PIN_PB16__GRXDV>, |
| <PIN_PB17__GRXER>, |
| <PIN_PB18__GRX0>, |
| <PIN_PB19__GRX1>, |
| <PIN_PB20__GTX0>, |
| <PIN_PB21__GTX1>, |
| <PIN_PB22__GMDC>, |
| <PIN_PB23__GMDIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_macb0_phy_irq: macb0_phy_irq { |
| pinmux = <PIN_PB24__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_qspi1_default: qspi1_default { |
| pinmux = <PIN_PB5__QSPI1_SCK>, |
| <PIN_PB6__QSPI1_CS>, |
| <PIN_PB7__QSPI1_IO0>, |
| <PIN_PB8__QSPI1_IO1>, |
| <PIN_PB9__QSPI1_IO2>, |
| <PIN_PB10__QSPI1_IO3>; |
| bias-pull-up; |
| }; |
| }; |
| |
