diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /arch/arm/boot/dts/at91sam9x5cm.dtsi | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/boot/dts/at91sam9x5cm.dtsi')
-rw-r--r-- | arch/arm/boot/dts/at91sam9x5cm.dtsi | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/at91sam9x5cm.dtsi b/arch/arm/boot/dts/at91sam9x5cm.dtsi new file mode 100644 index 000000000..cdd37f672 --- /dev/null +++ b/arch/arm/boot/dts/at91sam9x5cm.dtsi @@ -0,0 +1,144 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * at91sam9x5cm.dtsi - Device Tree Include file for AT91SAM9x5 CPU Module + * + * Copyright (C) 2012 Atmel, + * 2012 Nicolas Ferre <nicolas.ferre@atmel.com> + */ + +/ { + memory@20000000 { + reg = <0x20000000 0x8000000>; + }; + + clocks { + slow_xtal { + clock-frequency = <32768>; + }; + + main_xtal { + clock-frequency = <12000000>; + }; + }; + + ahb { + apb { + tcb0: timer@f8008000 { + timer@0 { + compatible = "atmel,tcb-timer"; + reg = <0>; + }; + + timer@1 { + compatible = "atmel,tcb-timer"; + reg = <1>; + }; + }; + + pinctrl@fffff400 { + 1wire_cm { + pinctrl_1wire_cm: 1wire_cm-0 { + atmel,pins = <AT91_PIOB 18 AT91_PERIPH_GPIO AT91_PINCTRL_MULTI_DRIVE>; /* PB18 multidrive, conflicts with led */ + }; + }; + }; + + rtc@fffffeb0 { + status = "okay"; + }; + }; + + ebi: ebi@10000000 { + pinctrl-0 = <&pinctrl_ebi_addr_nand + &pinctrl_ebi_data_0_7>; + pinctrl-names = "default"; + status = "okay"; + + nand_controller: nand-controller { + status = "okay"; + pinctrl-0 = <&pinctrl_nand_oe_we + &pinctrl_nand_cs + &pinctrl_nand_rb>; + pinctrl-names = "default"; + + nand@3 { + reg = <0x3 0x0 0x800000>; + rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>; + cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>; + nand-bus-width = <8>; + nand-ecc-mode = "hw"; + nand-ecc-strength = <2>; + 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>; + }; + + uboot@40000 { + label = "u-boot"; + reg = <0x40000 0xc0000>; + }; + + ubootenvred@100000 { + label = "U-Boot Env Redundant"; + reg = <0x100000 0x40000>; + }; + + ubootenv@140000 { + label = "U-Boot 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>; + }; + }; + }; + }; + }; + }; + + leds { + compatible = "gpio-leds"; + + pb18 { + label = "pb18"; + gpios = <&pioB 18 GPIO_ACTIVE_LOW>; + linux,default-trigger = "heartbeat"; + }; + + pd21 { + label = "pd21"; + gpios = <&pioD 21 GPIO_ACTIVE_HIGH>; + }; + }; + + 1wire_cm { + compatible = "w1-gpio"; + gpios = <&pioB 18 GPIO_ACTIVE_HIGH>; + linux,open-drain; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_1wire_cm>; + status = "okay"; + }; + +}; |