| Message ID | 20220725162244.10916-1-jerry.ray@microchip.com |
|---|---|
| State | New |
| Headers | show |
| Series | [linux,v1,1/1] dts: arm: at91: Add SAMA5D3-EDS Board | expand |
On 25.07.2022 19:22, Jerry Ray wrote: > EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe > > Adding device tree supporting for the SAMA5D3 Ethernet Development > System board. > https://www.microchip.com/en-us/development-tool/SAMA5D3-ETHERNET-DEVELOPMENT-SYSTEM I don't think this is needed as the link might change over time and point to nothing. Instead a board description would be better. > > Modifying the Makefile to include building the file. This is not needed. > > Signed-off-by: Jerry Ray <jerry.ray@microchip.com> > --- > arch/arm/boot/dts/Makefile | 1 + > arch/arm/boot/dts/at91-sama5d3_eds.dts | 367 +++++++++++++++++++++++++ > 2 files changed, 368 insertions(+) > create mode 100644 arch/arm/boot/dts/at91-sama5d3_eds.dts > > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile > index 112931c17a40..29defb067123 100644 > --- a/arch/arm/boot/dts/Makefile > +++ b/arch/arm/boot/dts/Makefile > @@ -61,6 +61,7 @@ dtb-$(CONFIG_SOC_SAM_V7) += \ > at91-sama5d2_icp.dtb \ > at91-sama5d2_ptc_ek.dtb \ > at91-sama5d2_xplained.dtb \ > + at91-sama5d3_eds.dtb \ > at91-sama5d3_xplained.dtb \ > at91-dvk_som60.dtb \ > at91-gatwick.dtb \ > diff --git a/arch/arm/boot/dts/at91-sama5d3_eds.dts b/arch/arm/boot/dts/at91-sama5d3_eds.dts > new file mode 100644 > index 000000000000..7885c296e0fb > --- /dev/null > +++ b/arch/arm/boot/dts/at91-sama5d3_eds.dts > @@ -0,0 +1,367 @@ > +// SPDX-License-Identifier: GPL-2.0-or-later > +/* > + * at91-sama5d3_eds.dts - Device Tree file for the SAMA5D3 Ethernet > + * Development System board. > + * > + * Copyright (C) 2022 Microchip Technology, Inc. and its subsidiaries > + * 2022 Jerry Ray <jerry.ray@microchip.com> > + */ > +/dts-v1/; > +#include "sama5d36.dtsi" > + > +/ { > + model = "SAMA5D3 Ethernet Development System"; > + compatible = "atmel,sama5d3-xplained", "atmel,sama5d3", "atmel,sama5"; > + > + chosen { > + stdout-path = "serial0:115200n8"; > + }; > + > + memory@20000000 { > + reg = <0x20000000 0x10000000>; > + }; > + > + clocks { > + slow_xtal { > + clock-frequency = <32768>; > + }; > + > + main_xtal { > + clock-frequency = <12000000>; > + }; > + }; > + > + ahb { > + apb { > + can0: can@f000c000 { > + status = "okay"; > + }; Please follow the style: &can0 { status = "okay"; }; for all the enabled IPs. See other recently added boards (e.g. arch/arm/boot/dts/lan966x-pcb8291.dts) > + > + macb0: ethernet@f0028000 { > + phy-mode = "rgmii-id"; > + #address-cells = <1>; > + #size-cells = <0>; You don't need #address-cells, #size-cells here. > + local-mac-address = [00 00 00 00 00 00]; > + status = "disabled"; Is threre a reason you have bindings for this node but you don't keep it enabled? > + }; > + > + macb1: ethernet@f802c000 { > + phy-mode = "rmii"; > + #address-cells = <1>; > + #size-cells = <0>; Same here. > + local-mac-address = [00 00 00 00 00 00]; > + status = "disabled"; > + }; > + > + i2c0: i2c@f0014000 { > + pinctrl-0 = <&pinctrl_i2c0_pu>; > + status = "okay"; > + }; > + > + i2c1: i2c@f0018000 { > + status = "okay"; > + > + pmic: act8865@5b { > + compatible = "active-semi,act8865"; > + reg = <0x5b>; > + status = "disabled"; Why do you keep it disabled? I may be wrong but on schematic I see only MIC kind of regulators. > + > + regulators { > + vcc_3v3_reg: BUCK_REG1 { > + regulator-name = "VCC_3V3"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + regulator-always-on; > + }; > + > + vcc_2v5_reg: LDO_REG2 { > + regulator-name = "VCC_2V5"; > + regulator-min-microvolt = <2500000>; > + regulator-max-microvolt = <2500000>; > + regulator-always-on; > + }; > + > + vcc_1v8_reg: LDO_REG3 { > + regulator-name = "VCC_1V8"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + }; > + > + vcc_1v2_reg: BUCK_REG4 { > + regulator-name = "VCC_1V2"; > + regulator-min-microvolt = <1200000>; > + regulator-max-microvolt = <1200000>; > + regulator-always-on; > + }; > + }; > + }; > + }; > + > + i2c2: i2c@f801c000 { > + dmas = <0>, <0>; /* Do not use DMA for i2c2 */ dmas = <0>, <0>; means dma is not used. Comment could be disabled. > + pinctrl-0 = <&pinctrl_i2c2_pu>; > + status = "okay"; > + }; > + > + mmc0: mmc@f0000000 { > + pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_dat4_7 &pinctrl_mmc0_cd>; > + vmmc-supply = <&vcc_mmc0_reg>; > + vqmmc-supply = <&vcc_3v3_reg>; > + status = "okay"; > + slot@0 { > + reg = <0>; > + bus-width = <8>; > + cd-gpios = <&pioE 0 GPIO_ACTIVE_LOW>; > + }; > + }; > + > + dbgu: serial@ffffee00 { > + status = "okay"; > + }; > + > + spi0: spi@f0004000 { > + pinctrl-names = "default", "cs"; > + pinctrl-1 = <&pinctrl_spi0_cs>; > + cs-gpios = <&pioD 13 0>, <0>, <0>, <&pioD 16 0>; > + status = "okay"; > + }; > + > + spi1: spi@f8008000 { > + pinctrl-names = "default", "cs"; > + pinctrl-1 = <&pinctrl_spi1_cs>; > + cs-gpios = <&pioC 25 0>, <0>, <0>, <&pioC 28 0>; > + status = "okay"; > + }; > + > + tcb0: timer@f0010000 { > + timer0: timer@0 { > + compatible = "atmel,tcb-timer"; > + reg = <0>; > + }; > + > + timer1: timer@1 { > + compatible = "atmel,tcb-timer"; > + reg = <1>; > + }; > + }; > + > + pinctrl@fffff200 { > + board { > + pinctrl_i2c0_pu: i2c0_pu { > + atmel,pins = > + <AT91_PIOA 30 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>, > + <AT91_PIOA 31 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>; > + }; > + > + pinctrl_i2c2_pu: i2c2_pu { > + atmel,pins = > + <AT91_PIOA 18 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>, > + <AT91_PIOA 19 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>; > + }; > + > + pinctrl_key_gpio: key_gpio_0 { > + atmel,pins = > + <AT91_PIOE 29 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; > + }; > + > + pinctrl_mmc0_cd: mmc0_cd { > + atmel,pins = > + <AT91_PIOE 0 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; > + }; > + > + pinctrl_mmc1_cd: mmc1_cd { This is not used. > + atmel,pins = > + <AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; > + }; > + > + pinctrl_spi0_cs: spi0_cs_default { > + atmel,pins = > + <AT91_PIOD 13 AT91_PERIPH_GPIO AT91_PINCTRL_NONE > + AT91_PIOD 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; > + }; > + > + pinctrl_spi1_cs: spi1_cs_default { > + atmel,pins = <AT91_PIOC 25 AT91_PERIPH_GPIO AT91_PINCTRL_NONE > + AT91_PIOC 28 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; > + }; > + > + pinctrl_usba_vbus: usba_vbus { > + atmel,pins = > + <AT91_PIOE 9 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PE9, conflicts with A9 */ Is this comment useful? I don't see A9 used by any IP. > + }; > + > + pinctrl_usb_default: usb_default { > + atmel,pins = > + <AT91_PIOE 3 AT91_PERIPH_GPIO AT91_PINCTRL_NONE > + AT91_PIOE 4 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; > + }; > + > + pinctrl_vbusfault_irqn: vbusfault_irqn { This is not used. > + atmel,pins = > + <AT91_PIOE 5 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; > + }; > + > + pinctrl_vcc_mmc0_reg_gpio: vcc_mmc0_reg_gpio_default { This is not used. > + atmel,pins = <AT91_PIOE 2 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; > + }; > + > + pinctrl_gpio_leds: gpio_leds_default { This is not used. > + atmel,pins = > + <AT91_PIOE 15 AT91_PERIPH_GPIO AT91_PINCTRL_NONE > + AT91_PIOE 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE > + AT91_PIOE 17 AT91_PERIPH_GPIO AT91_PINCTRL_NONE > + AT91_PIOE 18 AT91_PERIPH_GPIO AT91_PINCTRL_NONE > + AT91_PIOE 19 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; > + }; > + > + pinctrl_rgmii_rstn: rgmii_rstn { This is not used. > + atmel,pins = > + <AT91_PIOD 18 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; > + }; > + > + pinctrl_spi_irqn: spi_irqn { This is not used. > + atmel,pins = > + <AT91_PIOB 28 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; > + }; > + }; > + }; > + }; > + > + usb0: gadget@500000 { > + atmel,vbus-gpio = <&pioE 9 GPIO_ACTIVE_HIGH>; /* PE9, conflicts with A9 */ Same here regarding comments. > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_usba_vbus>; > + status = "okay"; > + }; > + > + usb1: ohci@600000 { > + num-ports = <3>; > + atmel,vbus-gpio = <0 > + &pioE 3 GPIO_ACTIVE_HIGH > + &pioE 4 GPIO_ACTIVE_HIGH > + >; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_usb_default>; > + status = "okay"; > + }; > + > + usb2: ehci@700000 { > + status = "okay"; > + }; > + > + ebi: ebi@10000000 { > + pinctrl-0 = <&pinctrl_ebi_nand_addr>; > + pinctrl-names = "default"; > + status = "okay"; > + > + nand_controller: nand-controller { > + status = "okay"; > + > + nand@3 { > + reg = <0x3 0x0 0x2>; > + atmel,rb = <0>; > + nand-bus-width = <8>; > + nand-ecc-mode = "hw"; > + nand-ecc-strength = <4>; > + nand-ecc-step-size = <512>; > + nand-on-flash-bbt; > + label = "atmel_nand"; > + > + partitions { > + compatible = "fixed-partitions"; > + #address-cells = <1>; > + #size-cells = <1>; > + > + 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>; > + }; > + > + rootfs@800000 { > + label = "rootfs"; > + reg = <0x800000 0x0f800000>; > + }; > + }; > + }; > + }; > + }; > + }; > + > + vcc_mmc0_reg: fixedregulator_mmc0 { > + compatible = "regulator-fixed"; > + gpio = <&pioE 2 GPIO_ACTIVE_LOW>; > + regulator-name = "mmc0-card-supply"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + regulator-always-on; > + }; > + > + gpio_keys { > + compatible = "gpio-keys"; > + > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_key_gpio>; > + > + button3 { button-<index> > + label = "PB_USER"; > + gpios = <&pioE 29 GPIO_ACTIVE_LOW>; > + linux,code = <0x104>; > + wakeup-source; > + }; > + }; > + > + leds { > + compatible = "gpio-leds"; Use pinctrl-names, pinctrl-default for this one. With the pin controller on SAMA5D3 the might happen that not all leds are working correclty for you. > + > + pe15 { > + label = "pe15"; > + gpios = <&pioE 15 GPIO_ACTIVE_LOW>; > + }; > + > + pe16 { > + label = "pe16"; > + gpios = <&pioE 16 GPIO_ACTIVE_LOW>; > + }; > + > + pe17 { > + label = "pe17"; > + gpios = <&pioE 17 GPIO_ACTIVE_LOW>; > + }; > + > + pe18 { > + label = "pe18"; > + gpios = <&pioE 18 GPIO_ACTIVE_LOW>; > + }; > + > + pe19 { > + label = "pe19"; > + gpios = <&pioE 19 GPIO_ACTIVE_LOW>; > + }; On documentation (FIGURE B-6: SAMA5D3 SCHEMATICS - SOC GPIO AND MISC HEADERS at [1]) pe15..pe19 are not connected to any leds. [1] https://ww1.microchip.com/downloads/en/DeviceDoc/SAMA5D3-Ethernet-Development-System-Users-Guide-50002789A.pdf > + }; > +}; > -- > 2.17.1 > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 112931c17a40..29defb067123 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -61,6 +61,7 @@ dtb-$(CONFIG_SOC_SAM_V7) += \ at91-sama5d2_icp.dtb \ at91-sama5d2_ptc_ek.dtb \ at91-sama5d2_xplained.dtb \ + at91-sama5d3_eds.dtb \ at91-sama5d3_xplained.dtb \ at91-dvk_som60.dtb \ at91-gatwick.dtb \ diff --git a/arch/arm/boot/dts/at91-sama5d3_eds.dts b/arch/arm/boot/dts/at91-sama5d3_eds.dts new file mode 100644 index 000000000000..7885c296e0fb --- /dev/null +++ b/arch/arm/boot/dts/at91-sama5d3_eds.dts @@ -0,0 +1,367 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * at91-sama5d3_eds.dts - Device Tree file for the SAMA5D3 Ethernet + * Development System board. + * + * Copyright (C) 2022 Microchip Technology, Inc. and its subsidiaries + * 2022 Jerry Ray <jerry.ray@microchip.com> + */ +/dts-v1/; +#include "sama5d36.dtsi" + +/ { + model = "SAMA5D3 Ethernet Development System"; + compatible = "atmel,sama5d3-xplained", "atmel,sama5d3", "atmel,sama5"; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + memory@20000000 { + reg = <0x20000000 0x10000000>; + }; + + clocks { + slow_xtal { + clock-frequency = <32768>; + }; + + main_xtal { + clock-frequency = <12000000>; + }; + }; + + ahb { + apb { + can0: can@f000c000 { + status = "okay"; + }; + + macb0: ethernet@f0028000 { + phy-mode = "rgmii-id"; + #address-cells = <1>; + #size-cells = <0>; + local-mac-address = [00 00 00 00 00 00]; + status = "disabled"; + }; + + macb1: ethernet@f802c000 { + phy-mode = "rmii"; + #address-cells = <1>; + #size-cells = <0>; + local-mac-address = [00 00 00 00 00 00]; + status = "disabled"; + }; + + i2c0: i2c@f0014000 { + pinctrl-0 = <&pinctrl_i2c0_pu>; + status = "okay"; + }; + + i2c1: i2c@f0018000 { + status = "okay"; + + pmic: act8865@5b { + compatible = "active-semi,act8865"; + reg = <0x5b>; + status = "disabled"; + + regulators { + vcc_3v3_reg: BUCK_REG1 { + regulator-name = "VCC_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vcc_2v5_reg: LDO_REG2 { + regulator-name = "VCC_2V5"; + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <2500000>; + regulator-always-on; + }; + + vcc_1v8_reg: LDO_REG3 { + regulator-name = "VCC_1V8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + + vcc_1v2_reg: BUCK_REG4 { + regulator-name = "VCC_1V2"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-always-on; + }; + }; + }; + }; + + i2c2: i2c@f801c000 { + dmas = <0>, <0>; /* Do not use DMA for i2c2 */ + pinctrl-0 = <&pinctrl_i2c2_pu>; + status = "okay"; + }; + + mmc0: mmc@f0000000 { + pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_dat4_7 &pinctrl_mmc0_cd>; + vmmc-supply = <&vcc_mmc0_reg>; + vqmmc-supply = <&vcc_3v3_reg>; + status = "okay"; + slot@0 { + reg = <0>; + bus-width = <8>; + cd-gpios = <&pioE 0 GPIO_ACTIVE_LOW>; + }; + }; + + dbgu: serial@ffffee00 { + status = "okay"; + }; + + spi0: spi@f0004000 { + pinctrl-names = "default", "cs"; + pinctrl-1 = <&pinctrl_spi0_cs>; + cs-gpios = <&pioD 13 0>, <0>, <0>, <&pioD 16 0>; + status = "okay"; + }; + + spi1: spi@f8008000 { + pinctrl-names = "default", "cs"; + pinctrl-1 = <&pinctrl_spi1_cs>; + cs-gpios = <&pioC 25 0>, <0>, <0>, <&pioC 28 0>; + status = "okay"; + }; + + tcb0: timer@f0010000 { + timer0: timer@0 { + compatible = "atmel,tcb-timer"; + reg = <0>; + }; + + timer1: timer@1 { + compatible = "atmel,tcb-timer"; + reg = <1>; + }; + }; + + pinctrl@fffff200 { + board { + pinctrl_i2c0_pu: i2c0_pu { + atmel,pins = + <AT91_PIOA 30 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>, + <AT91_PIOA 31 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>; + }; + + pinctrl_i2c2_pu: i2c2_pu { + atmel,pins = + <AT91_PIOA 18 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>, + <AT91_PIOA 19 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>; + }; + + pinctrl_key_gpio: key_gpio_0 { + atmel,pins = + <AT91_PIOE 29 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; + }; + + pinctrl_mmc0_cd: mmc0_cd { + atmel,pins = + <AT91_PIOE 0 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; + }; + + pinctrl_mmc1_cd: mmc1_cd { + atmel,pins = + <AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; + }; + + pinctrl_spi0_cs: spi0_cs_default { + atmel,pins = + <AT91_PIOD 13 AT91_PERIPH_GPIO AT91_PINCTRL_NONE + AT91_PIOD 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; + }; + + pinctrl_spi1_cs: spi1_cs_default { + atmel,pins = <AT91_PIOC 25 AT91_PERIPH_GPIO AT91_PINCTRL_NONE + AT91_PIOC 28 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; + }; + + pinctrl_usba_vbus: usba_vbus { + atmel,pins = + <AT91_PIOE 9 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PE9, conflicts with A9 */ + }; + + pinctrl_usb_default: usb_default { + atmel,pins = + <AT91_PIOE 3 AT91_PERIPH_GPIO AT91_PINCTRL_NONE + AT91_PIOE 4 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; + }; + + pinctrl_vbusfault_irqn: vbusfault_irqn { + atmel,pins = + <AT91_PIOE 5 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; + }; + + pinctrl_vcc_mmc0_reg_gpio: vcc_mmc0_reg_gpio_default { + atmel,pins = <AT91_PIOE 2 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; + }; + + pinctrl_gpio_leds: gpio_leds_default { + atmel,pins = + <AT91_PIOE 15 AT91_PERIPH_GPIO AT91_PINCTRL_NONE + AT91_PIOE 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE + AT91_PIOE 17 AT91_PERIPH_GPIO AT91_PINCTRL_NONE + AT91_PIOE 18 AT91_PERIPH_GPIO AT91_PINCTRL_NONE + AT91_PIOE 19 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; + }; + + pinctrl_rgmii_rstn: rgmii_rstn { + atmel,pins = + <AT91_PIOD 18 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; + }; + + pinctrl_spi_irqn: spi_irqn { + atmel,pins = + <AT91_PIOB 28 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; + }; + }; + }; + }; + + usb0: gadget@500000 { + atmel,vbus-gpio = <&pioE 9 GPIO_ACTIVE_HIGH>; /* PE9, conflicts with A9 */ + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usba_vbus>; + status = "okay"; + }; + + usb1: ohci@600000 { + num-ports = <3>; + atmel,vbus-gpio = <0 + &pioE 3 GPIO_ACTIVE_HIGH + &pioE 4 GPIO_ACTIVE_HIGH + >; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usb_default>; + status = "okay"; + }; + + usb2: ehci@700000 { + status = "okay"; + }; + + ebi: ebi@10000000 { + pinctrl-0 = <&pinctrl_ebi_nand_addr>; + pinctrl-names = "default"; + status = "okay"; + + nand_controller: nand-controller { + status = "okay"; + + nand@3 { + reg = <0x3 0x0 0x2>; + atmel,rb = <0>; + nand-bus-width = <8>; + nand-ecc-mode = "hw"; + nand-ecc-strength = <4>; + nand-ecc-step-size = <512>; + nand-on-flash-bbt; + label = "atmel_nand"; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + 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>; + }; + + rootfs@800000 { + label = "rootfs"; + reg = <0x800000 0x0f800000>; + }; + }; + }; + }; + }; + }; + + vcc_mmc0_reg: fixedregulator_mmc0 { + compatible = "regulator-fixed"; + gpio = <&pioE 2 GPIO_ACTIVE_LOW>; + regulator-name = "mmc0-card-supply"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + gpio_keys { + compatible = "gpio-keys"; + + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_key_gpio>; + + button3 { + label = "PB_USER"; + gpios = <&pioE 29 GPIO_ACTIVE_LOW>; + linux,code = <0x104>; + wakeup-source; + }; + }; + + leds { + compatible = "gpio-leds"; + + pe15 { + label = "pe15"; + gpios = <&pioE 15 GPIO_ACTIVE_LOW>; + }; + + pe16 { + label = "pe16"; + gpios = <&pioE 16 GPIO_ACTIVE_LOW>; + }; + + pe17 { + label = "pe17"; + gpios = <&pioE 17 GPIO_ACTIVE_LOW>; + }; + + pe18 { + label = "pe18"; + gpios = <&pioE 18 GPIO_ACTIVE_LOW>; + }; + + pe19 { + label = "pe19"; + gpios = <&pioE 19 GPIO_ACTIVE_LOW>; + }; + }; +};
Adding device tree supporting for the SAMA5D3 Ethernet Development System board. https://www.microchip.com/en-us/development-tool/SAMA5D3-ETHERNET-DEVELOPMENT-SYSTEM Modifying the Makefile to include building the file. Signed-off-by: Jerry Ray <jerry.ray@microchip.com> --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/at91-sama5d3_eds.dts | 367 +++++++++++++++++++++++++ 2 files changed, 368 insertions(+) create mode 100644 arch/arm/boot/dts/at91-sama5d3_eds.dts