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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /arch/arm/boot/dts/st/ste-nomadik-s8815.dts | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/boot/dts/st/ste-nomadik-s8815.dts')
-rw-r--r-- | arch/arm/boot/dts/st/ste-nomadik-s8815.dts | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/st/ste-nomadik-s8815.dts b/arch/arm/boot/dts/st/ste-nomadik-s8815.dts new file mode 100644 index 0000000000..c905c2643a --- /dev/null +++ b/arch/arm/boot/dts/st/ste-nomadik-s8815.dts @@ -0,0 +1,172 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Device Tree for the ST-Ericsson Nomadik S8815 board + * Produced by Calao Systems + */ + +/dts-v1/; +#include <dt-bindings/interrupt-controller/irq.h> +#include "ste-nomadik-stn8815.dtsi" + +/ { + model = "Calao Systems USB-S8815"; + compatible = "calaosystems,usb-s8815"; + + chosen { + bootargs = "root=/dev/ram0 console=ttyAMA1,115200n8 earlyprintk"; + }; + + aliases { + serial0 = &uart0; + serial1 = &uart1; + }; + + gpio3: gpio@101e7000 { + /* This hog will bias the MMC/SD card detect line */ + mmcsd-gpio { + gpio-hog; + gpios = <16 0x0>; + output-low; + line-name = "card detect bias"; + }; + }; + + src@101e0000 { + /* These chrystal drivers are not used on this board */ + disable-sxtalo; + disable-mxtalo; + }; + + pinctrl { + /* Hog CD pins */ + pinctrl-names = "default"; + pinctrl-0 = <&cd_default_mode>; + + uart0 { + /* Only use RX/TX pins */ + uart0_s8815_mode: uart0_mux { + u0_default_mux { + function = "u0"; + groups = "u0txrx_a_1"; + }; + }; + }; + mmcsd-cd { + cd_default_mode: cd_default { + cd_default_cfg1 { + /* CD input GPIO */ + pins = "GPIO111_H21"; + ste,input = <0>; + }; + cd_default_cfg2 { + /* CD GPIO biasing */ + pins = "GPIO112_J21"; + ste,output = <0>; + }; + }; + }; + gpioi2c { + gpioi2c_default_mode: gpioi2c_default { + gpioi2c_default_cfg { + pins = "GPIO73_C21", "GPIO74_C20"; + ste,input = <0>; + }; + }; + }; + user-led { + user_led_default_mode: user_led_default { + user_led_default_cfg { + pins = "GPIO2_C5"; + ste,output = <1>; + }; + }; + }; + user-button { + user_button_default_mode: user_button_default { + user_button_default_cfg { + pins = "GPIO3_A4"; + ste,input = <0>; + }; + }; + }; + }; + + /* Ethernet */ + external-bus@34000000 { + compatible = "simple-bus"; + reg = <0x34000000 0x1000000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x34000000 0x1000000>; + ethernet@300 { + compatible = "smsc,lan91c111"; + reg = <0x300 0x0fd00>; + interrupt-parent = <&gpio3>; + interrupts = <8 IRQ_TYPE_EDGE_RISING>; + }; + }; + + i2c1 { + lis3lv02dl@1d { + /* Accelerometer */ + compatible = "st,lis3lv02dl-accel"; + reg = <0x1d>; + }; + }; + + /* GPIO I2C connected to the USB portions of the STw4811 only */ + gpio-i2c { + compatible = "i2c-gpio"; + gpios = <&gpio2 10 0>, /* sda */ + <&gpio2 9 0>; /* scl */ + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&gpioi2c_default_mode>; + + stw4811@2d { + compatible = "st,stw4811-usb"; + reg = <0x2d>; + }; + }; + + + amba { + /* Activate RXTX on UART 0 */ + uart0: serial@101fd000 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_s8815_mode>; + status = "okay"; + }; + /* Configure card detect for the uSD slot */ + mmc@101f6000 { + cd-gpios = <&gpio3 15 GPIO_ACTIVE_LOW>; + }; + }; + + /* The user LED on the board is set up to be used for heartbeat */ + leds { + compatible = "gpio-leds"; + user-led { + label = "user_led"; + gpios = <&gpio0 2 0x1>; + default-state = "off"; + linux,default-trigger = "heartbeat"; + pinctrl-names = "default"; + pinctrl-0 = <&user_led_default_mode>; + }; + }; + + /* User key mapped in as "escape" */ + gpio-keys { + compatible = "gpio-keys"; + user-button { + label = "user_button"; + gpios = <&gpio0 3 0x1>; + linux,code = <1>; /* KEY_ESC */ + wakeup-source; + pinctrl-names = "default"; + pinctrl-0 = <&user_button_default_mode>; + }; + }; +}; |