| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * Device Tree for the ST Microelectronics Nomadik NHK8815 board |
| */ |
| |
| /dts-v1/; |
| #include <dt-bindings/interrupt-controller/irq.h> |
| #include <dt-bindings/gpio/gpio.h> |
| #include "ste-nomadik-stn8815.dtsi" |
| |
| / { |
| model = "Nomadik STN8815NHK"; |
| compatible = "st,nomadik-nhk-15"; |
| |
| chosen { |
| bootargs = "root=/dev/ram0 console=ttyAMA1,115200n8 earlyprintk"; |
| }; |
| |
| aliases { |
| serial0 = &uart0; |
| serial1 = &uart1; |
| stmpe-i2c0 = &stmpe0; |
| stmpe-i2c1 = &stmpe1; |
| }; |
| |
| pinctrl { |
| uart0 { |
| uart0_nhk_mode: uart0_mux { |
| u0_default_mux { |
| function = "u0"; |
| groups = "u0txrx_a_1", "u0ctsrts_a_1"; |
| }; |
| }; |
| }; |
| |
| stmpe2401_1 { |
| stmpe2401_1_nhk_mode: stmpe2401_1_nhk { |
| nhk_cfg1 { |
| pins = "GPIO76_B20"; // IRQ line |
| ste,input = <0>; |
| }; |
| nhk_cfg2 { |
| pins = "GPIO77_B8"; // reset line |
| ste,output = <1>; |
| }; |
| }; |
| }; |
| stmpe2401_2 { |
| stmpe2401_2_nhk_mode: stmpe2401_2_nhk { |
| nhk_cfg1 { |
| pins = "GPIO78_A8"; // IRQ line |
| ste,input = <0>; |
| }; |
| nhk_cfg2 { |
| pins = "GPIO79_C9"; // reset line |
| ste,output = <1>; |
| }; |
| }; |
| }; |
| lis3lv02dl { |
| lis3lv02dl_nhk_mode: lis3lv02dl_nhk { |
| nhk_cfg1 { |
| pins = "GPIO82_C10"; // IRQ line |
| ste,input = <0>; |
| }; |
| }; |
| }; |
| }; |
| src@101e0000 { |
| /* These chrystal outputs are not used on this board */ |
| disable-sxtalo; |
| disable-mxtalo; |
| }; |
| |
| /* This is where the interrupt is routed on the NHK-15 debug board */ |
| 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>; |
| reg-io-width = <2>; |
| reset-gpios = <&stmpe_gpio44 10 GPIO_ACTIVE_HIGH>; |
| interrupt-parent = <&stmpe_gpio44>; |
| interrupts = <11 IRQ_TYPE_EDGE_RISING>; |
| }; |
| }; |
| |
| i2c0 { |
| lis3lv02dl@1d { |
| /* Accelerometer */ |
| compatible = "st,lis3lv02dl-accel"; |
| interrupt-parent = <&gpio2>; |
| interrupts = <18 IRQ_TYPE_EDGE_RISING>; // GPIO 82 |
| pinctrl-0 = <&lis3lv02dl_nhk_mode>; |
| pinctrl-names = "default"; |
| reg = <0x1d>; |
| }; |
| stmpe0: stmpe2401@43 { |
| compatible = "st,stmpe2401"; |
| reg = <0x43>; |
| reset-gpios = <&gpio2 13 GPIO_ACTIVE_LOW>; // GPIO77 |
| interrupts = <12 IRQ_TYPE_EDGE_FALLING>; // GPIO76 |
| interrupt-parent = <&gpio2>; |
| interrupt-controller; |
| wakeup-source; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&stmpe2401_1_nhk_mode>; |
| stmpe_gpio43: stmpe_gpio { |
| compatible = "st,stmpe-gpio"; |
| gpio-controller; |
| #gpio-cells = <2>; |
| interrupt-controller; |
| #interrupt-cells = <2>; |
| /* Some pins in alternate functions */ |
| st,norequest-mask = <0xf0f002>; |
| }; |
| stmpe_keypad { |
| compatible = "st,stmpe-keypad"; |
| debounce-interval = <64>; |
| st,scan-count = <8>; |
| st,no-autorepeat; |
| keypad,num-rows = <8>; |
| keypad,num-columns = <8>; |
| linux,keymap = <0x00020072 // Vol down |
| 0x00030073 // Vol up |
| 0x0100009e // Back |
| 0x010100e3 // TV out |
| 0x01020098 // Lock |
| 0x0103013b // Start |
| 0x020000a3 // Next |
| 0x020100a4 // Play |
| 0x020200a5 // Prev |
| 0x02030160 // OK |
| 0x03000069 // Left |
| 0x0301006a // Right |
| 0x03020067 // Up |
| 0x0303006c>; // Down |
| }; |
| stmpe0_pwm: stmpe_pwm { |
| compatible = "st,stmpe-pwm"; |
| #pwm-cells = <2>; |
| }; |
| }; |
| stmpe1: stmpe2401@44 { |
| compatible = "st,stmpe2401"; |
| reg = <0x44>; |
| reset-gpios = <&gpio2 15 GPIO_ACTIVE_LOW>; // GPIO79 |
| interrupts = <14 IRQ_TYPE_EDGE_FALLING>; // GPIO78 |
| interrupt-parent = <&gpio2>; |
| interrupt-controller; |
| wakeup-source; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&stmpe2401_2_nhk_mode>; |
| stmpe_gpio44: stmpe_gpio { |
| compatible = "st,stmpe-gpio"; |
| gpio-controller; |
| #gpio-cells = <2>; |
| interrupt-controller; |
| #interrupt-cells = <2>; |
| /* |
| * This will turn off SATA so that MMC/SD |
| * can thrive |
| */ |
| mmcsd-gpio { |
| gpio-hog; |
| gpios = <2 0x0>; |
| output-low; |
| line-name = "SATA EN"; |
| }; |
| }; |
| }; |
| }; |
| |
| amba { |
| clcd@10120000 { |
| status = "okay"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&clcd_24bit_mux>; |
| port { |
| nomadik_clcd: endpoint { |
| remote-endpoint = <&nomadik_clcd_panel>; |
| arm,pl11x,tft-r0g0b0-pads = <16 8 0>; |
| }; |
| }; |
| |
| }; |
| |
| /* Activate RX/TX and CTS/RTS on UART 0 */ |
| uart0: uart@101fd000 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&uart0_nhk_mode>; |
| status = "okay"; |
| }; |
| mmcsd: sdi@101f6000 { |
| cd-gpios = <&stmpe_gpio44 7 GPIO_ACTIVE_LOW>; |
| wp-gpios = <&stmpe_gpio44 18 GPIO_ACTIVE_HIGH>; |
| }; |
| }; |
| |
| spi { |
| compatible = "spi-gpio"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| /* |
| * As we're dealing with 3wire SPI, we only define SCK |
| * and MOSI (in the spec MOSI is called "SDA"). |
| */ |
| gpio-sck = <&gpio0 5 GPIO_ACTIVE_HIGH>; |
| gpio-mosi = <&gpio0 4 GPIO_ACTIVE_HIGH>; |
| cs-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>; |
| num-chipselects = <1>; |
| |
| /* |
| * WVGA connector 21 |
| * WVGA (800x480): 4.3" TPG110 TDO43MTEA2 24-bit RGB |
| * with TPO touch screen. |
| */ |
| panel: display@0 { |
| /* |
| * The TPO display driver is connected to a |
| * 5.7" OSD OSD057VA01CT TFT display. |
| */ |
| compatible = "tpo,tpg110"; |
| reg = <0>; |
| spi-3wire; |
| /* 320 ns min period ~= 3 MHz */ |
| spi-max-frequency = <3000000>; |
| /* Width and height from the OSD data sheet */ |
| width-mm = <116>; |
| height-mm = <87>; |
| grestb-gpios = <&stmpe_gpio44 5 GPIO_ACTIVE_LOW>; |
| backlight = <&bl>; |
| |
| port { |
| nomadik_clcd_panel: endpoint { |
| remote-endpoint = <&nomadik_clcd>; |
| }; |
| }; |
| }; |
| }; |
| |
| bl: backlight { |
| compatible = "pwm-backlight"; |
| pwms = <&stmpe0_pwm 0 500000>; |
| pwm-names = "backlight"; |
| brightness-levels = < |
| 0 1 2 3 4 5 6 7 8 9 |
| 10 11 12 13 14 15 16 17 18 19 |
| 20 21 22 23 24 25 26 27 28 29 |
| 30 31 32 33 34 35 36 37 38 39 |
| 40 41 42 43 44 45 46 47 48 49 |
| 50 51 52 53 54 55 56 57 58 59 |
| 60 61 62 63 64 65 66 67 68 69 |
| 70 71 72 73 74 75 76 77 78 79 |
| 80 81 82 83 84 85 86 87 88 89 |
| 90 91 92 93 94 95 96 97 98 99 |
| 100 |
| >; |
| default-brightness-level = <100>; |
| }; |
| }; |
