diff options
Diffstat (limited to 'arch/arm/boot/dts/am3517-som.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/am3517-som.dtsi | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am3517-som.dtsi b/arch/arm/boot/dts/am3517-som.dtsi new file mode 100644 index 000000000..b1c988eed --- /dev/null +++ b/arch/arm/boot/dts/am3517-som.dtsi @@ -0,0 +1,237 @@ +/* + * Copyright (C) 2016 Derald D. Woods <woods.technical@gmail.com> + * + * Based on am3517-evm.dts + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +/ { + cpus { + cpu@0 { + cpu0-supply = <&vdd_core_reg>; + }; + }; + + wl12xx_buffer: wl12xx_buf { + compatible = "regulator-fixed"; + regulator-name = "wl1271_buf"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + pinctrl-names = "default"; + pinctrl-0 = <&wl12xx_buffer_pins>; + gpio = <&gpio5 1 GPIO_ACTIVE_LOW>; /* gpio 129 */ + regulator-always-on; + vin-supply = <&vdd_1v8_reg>; + }; + + wl12xx_vmmc2: wl12xx_vmmc2 { + compatible = "regulator-fixed"; + regulator-name = "vwl1271"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + pinctrl-names = "default"; + pinctrl-0 = <&wl12xx_wkup_pins>; + gpio = <&gpio1 3 GPIO_ACTIVE_HIGH >; /* gpio 3 */ + startup-delay-us = <70000>; + enable-active-high; + regulator-always-on; + vin-supply = <&wl12xx_buffer>; + }; +}; + +&gpmc { + ranges = <0 0 0x30000000 0x1000000>; /* CS0: 16MB for NAND */ + + nand@0,0 { + compatible = "ti,omap2-nand"; + linux,mtd-name = "micron,mt29f4g16abchch"; + reg = <0 0 4>; /* CS0, offset 0, IO size 4 */ + nand-bus-width = <16>; + ti,nand-ecc-opt = "bch8"; + gpmc,sync-clk-ps = <0>; + gpmc,cs-on-ns = <0>; + gpmc,cs-rd-off-ns = <44>; + gpmc,cs-wr-off-ns = <44>; + gpmc,adv-on-ns = <6>; + gpmc,adv-rd-off-ns = <34>; + gpmc,adv-wr-off-ns = <44>; + gpmc,we-off-ns = <40>; + gpmc,oe-off-ns = <54>; + gpmc,access-ns = <64>; + gpmc,rd-cycle-ns = <82>; + gpmc,wr-cycle-ns = <82>; + gpmc,wr-access-ns = <40>; + gpmc,wr-data-mux-bus-ns = <0>; + gpmc,device-width = <2>; + #address-cells = <1>; + #size-cells = <1>; + }; +}; + +&i2c1 { + clock-frequency = <400000>; + + s35390a: s35390a@30 { + compatible = "sii,s35390a"; + reg = <0x30>; + + pinctrl-names = "default"; + pinctrl-0 = <&rtc_pins>; + interrupts-extended = <&gpio2 23 IRQ_TYPE_EDGE_FALLING>; /* gpio_55 */ + }; + + tps: tps65023@48 { + compatible = "ti,tps65023"; + reg = <0x48>; + + regulators { + vdd_core_reg: VDCDC1 { + regulator-name = "vdd_core"; + regulator-always-on; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + }; + + vdd_io_reg: VDCDC2 { + regulator-name = "vdd_io"; + regulator-always-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + vdd_1v8_reg: VDCDC3 { + regulator-name = "vdd_1v8"; + regulator-always-on; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + vdd_usb18_reg: LDO1 { + regulator-name = "vdd_usb18"; + regulator-always-on; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + vdd_usb33_reg: LDO2 { + regulator-name = "vdd_usb33"; + regulator-always-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + }; + }; + + touchscreen: tsc2004@4b { + compatible = "ti,tsc2004"; + reg = <0x4b>; + + vio-supply = <&vdd_io_reg>; + + pinctrl-names = "default"; + pinctrl-0 = <&tsc2004_pins>; + interrupts-extended = <&gpio3 1 IRQ_TYPE_EDGE_RISING>; /* gpio_65 */ + + touchscreen-fuzz-x = <4>; + touchscreen-fuzz-y = <7>; + touchscreen-fuzz-pressure = <2>; + touchscreen-size-x = <480>; + touchscreen-size-y = <272>; + touchscreen-max-pressure = <2048>; + + ti,x-plate-ohms = <280>; + ti,esd-recovery-timeout-ms = <8000>; + }; +}; + +&mmc2 { + interrupts-extended = <&intc 86 /* &omap3_pmx_core 0x12c */>; + + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&mmc2_pins>; + vmmc-supply = <&wl12xx_vmmc2>; + non-removable; + bus-width = <4>; + cap-power-off-card; + #address-cells = <1>; + #size-cells = <0>; + wlcore: wlcore@2 { + compatible = "ti,wl1271"; + reg = <2>; + interrupt-parent = <&gpio6>; + interrupts = <10 IRQ_TYPE_EDGE_RISING>; /* gpio_170 */ + ref-clock-frequency = <26000000>; + tcxo-clock-frequency = <26000000>; + }; +}; + +&uart2 { + pinctrl-names = "default"; + pinctrl-0 = <&uart2_pins>; + + bluetooth { + compatible = "ti,wl1271-st"; + enable-gpios = <&gpio2 24 GPIO_ACTIVE_HIGH>; /* gpio 56 */ + max-speed = <3000000>; + }; +}; + +&omap3_pmx_core { + + wl12xx_buffer_pins: pinmux_wl12xx_buffer_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x2156, PIN_OUTPUT | MUX_MODE4) /* mmc1_dat7.gpio_129 */ + >; + }; + + mmc2_pins: pinmux_mmc2_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_clk.mmc2_clk */ + OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_cmd.mmc2_cmd */ + OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_dat0.mmc2_dat0 */ + OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_dat1.mmc2_dat1 */ + OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_dat2.mmc2_dat2 */ + OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_dat3.mmc2_dat3 */ + OMAP3_CORE1_IOPAD(0x2164, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat4.mmc2_dir_dat0 */ + OMAP3_CORE1_IOPAD(0x2166, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat5.mmc2_dir_dat1 */ + OMAP3_CORE1_IOPAD(0x2168, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat6.mmc2_dir_cmd */ + OMAP3_CORE1_IOPAD(0x216a, PIN_INPUT | MUX_MODE1) /* mmc2_dat7.mmc2_clkin */ + OMAP3_CORE1_IOPAD(0x21c6, PIN_INPUT_PULLUP | MUX_MODE4) /* hdq_sio.gpio_170 */ + >; + }; + + rtc_pins: pinmux_rtc_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x20b6, PIN_INPUT_PULLUP | MUX_MODE4) /* gpmc_ncs4.gpio_55 */ + >; + }; + + tsc2004_pins: pinmux_tsc2004_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x20d2, PIN_INPUT | MUX_MODE4) /* gpmc_wait3.gpio_65 */ + >; + }; + + uart2_pins: pinmux_uart2_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x2174, PIN_INPUT_PULLUP | MUX_MODE0) /* uart2_cts */ + OMAP3_CORE1_IOPAD(0x2176, PIN_OUTPUT_PULLUP | MUX_MODE0) /* uart2_rts */ + OMAP3_CORE1_IOPAD(0x2178, PIN_OUTPUT | MUX_MODE0) /* uart2_tx */ + OMAP3_CORE1_IOPAD(0x217a, PIN_INPUT | MUX_MODE0) /* uart2_rx */ + OMAP3_CORE1_IOPAD(0x20b8, PIN_INPUT | MUX_MODE0) /* gpio_56 */ + >; + }; +}; + +&omap3_pmx_wkup { + + wl12xx_wkup_pins: pinmux_wl12xx_wkup_pins { + pinctrl-single,pins = < + OMAP3_WKUP_IOPAD(0x2a0c, PIN_OUTPUT | MUX_MODE4) /* sys_boot1.gpio_3 */ + >; + }; +}; |