arch/arm/boot/dts/am3517-som.dtsi

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright (C) 2016 Derald D. Woods <woods.technical@gmail.com>
   4  *
   5  * Based on am3517-evm.dts
   6  */
   7
   8 / {
   9         cpus {
  10                 cpu@0 {
  11                         cpu0-supply = <&vdd_core_reg>;
  12                 };
  13         };
  14
  15         wl12xx_buffer: wl12xx_buf {
  16                 compatible = "regulator-fixed";
  17                 regulator-name = "wl1271_buf";
  18                 regulator-min-microvolt = <1800000>;
  19                 regulator-max-microvolt = <1800000>;
  20                 pinctrl-names = "default";
  21                 pinctrl-0 = <&wl12xx_buffer_pins>;
  22                 gpio = <&gpio5 1 GPIO_ACTIVE_LOW>; /* gpio 129 */
  23                 regulator-always-on;
  24                 vin-supply = <&vdd_1v8_reg>;
  25         };
  26
  27         wl12xx_vmmc2: wl12xx_vmmc2 {
  28                 compatible = "regulator-fixed";
  29                 regulator-name = "vwl1271";
  30                 regulator-min-microvolt = <1800000>;
  31                 regulator-max-microvolt = <1800000>;
  32                 pinctrl-names = "default";
  33                 pinctrl-0 = <&wl12xx_wkup_pins>;
  34                 gpio = <&gpio1 3 GPIO_ACTIVE_HIGH >; /* gpio 3 */
  35                 startup-delay-us = <70000>;
  36                 enable-active-high;
  37                 regulator-always-on;
  38                 vin-supply = <&wl12xx_buffer>;
  39         };
  40 };
  41
  42 &gpmc {
  43         ranges = <0 0 0x30000000 0x1000000>;    /* CS0: 16MB for NAND */
  44
  45         nand@0,0 {
  46                 compatible = "ti,omap2-nand";
  47                 linux,mtd-name = "micron,mt29f4g16abchch";
  48                 reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
  49                 nand-bus-width = <16>;
  50                 ti,nand-ecc-opt = "bch8";
  51                 gpmc,sync-clk-ps = <0>;
  52                 gpmc,cs-on-ns = <0>;
  53                 gpmc,cs-rd-off-ns = <44>;
  54                 gpmc,cs-wr-off-ns = <44>;
  55                 gpmc,adv-on-ns = <6>;
  56                 gpmc,adv-rd-off-ns = <34>;
  57                 gpmc,adv-wr-off-ns = <44>;
  58                 gpmc,we-off-ns = <40>;
  59                 gpmc,oe-off-ns = <54>;
  60                 gpmc,access-ns = <64>;
  61                 gpmc,rd-cycle-ns = <82>;
  62                 gpmc,wr-cycle-ns = <82>;
  63                 gpmc,wr-access-ns = <40>;
  64                 gpmc,wr-data-mux-bus-ns = <0>;
  65                 gpmc,device-width = <2>;
  66                 #address-cells = <1>;
  67                 #size-cells = <1>;
  68         };
  69 };
  70
  71 &i2c1 {
  72         clock-frequency = <400000>;
  73
  74         s35390a: s35390a@30 {
  75                 compatible = "sii,s35390a";
  76                 reg = <0x30>;
  77
  78                 pinctrl-names = "default";
  79                 pinctrl-0 = <&rtc_pins>;
  80                 interrupts-extended = <&gpio2 23 IRQ_TYPE_EDGE_FALLING>; /* gpio_55 */
  81         };
  82
  83         tps: tps65023@48 {
  84                 compatible = "ti,tps65023";
  85                 reg = <0x48>;
  86
  87                 regulators {
  88                         vdd_core_reg: VDCDC1 {
  89                                 regulator-name = "vdd_core";
  90                                 regulator-always-on;
  91                                 regulator-min-microvolt = <1200000>;
  92                                 regulator-max-microvolt = <1200000>;
  93                         };
  94
  95                         vdd_io_reg: VDCDC2 {
  96                                 regulator-name = "vdd_io";
  97                                 regulator-always-on;
  98                                 regulator-min-microvolt = <3300000>;
  99                                 regulator-max-microvolt = <3300000>;
 100                         };
 101
 102                         vdd_1v8_reg: VDCDC3 {
 103                                 regulator-name = "vdd_1v8";
 104                                 regulator-always-on;
 105                                 regulator-min-microvolt = <1800000>;
 106                                 regulator-max-microvolt = <1800000>;
 107                         };
 108
 109                         vdd_usb18_reg: LDO1 {
 110                                 regulator-name = "vdd_usb18";
 111                                 regulator-always-on;
 112                                 regulator-min-microvolt = <1800000>;
 113                                 regulator-max-microvolt = <1800000>;
 114                         };
 115
 116                         vdd_usb33_reg: LDO2 {
 117                                 regulator-name = "vdd_usb33";
 118                                 regulator-always-on;
 119                                 regulator-min-microvolt = <3300000>;
 120                                 regulator-max-microvolt = <3300000>;
 121                         };
 122                 };
 123         };
 124
 125         touchscreen: tsc2004@4b {
 126                 compatible = "ti,tsc2004";
 127                 reg = <0x4b>;
 128
 129                 vio-supply = <&vdd_io_reg>;
 130
 131                 pinctrl-names = "default";
 132                 pinctrl-0 = <&tsc2004_pins>;
 133                 interrupts-extended = <&gpio3 1 IRQ_TYPE_EDGE_RISING>; /* gpio_65 */
 134
 135                 touchscreen-fuzz-x = <4>;
 136                 touchscreen-fuzz-y = <7>;
 137                 touchscreen-fuzz-pressure = <2>;
 138                 touchscreen-size-x = <480>;
 139                 touchscreen-size-y = <272>;
 140                 touchscreen-max-pressure = <2048>;
 141
 142                 ti,x-plate-ohms = <280>;
 143                 ti,esd-recovery-timeout-ms = <8000>;
 144         };
 145 };
 146
 147 &mmc2 {
 148         interrupts-extended = <&intc 86 /* &omap3_pmx_core 0x12c */>;
 149
 150         status = "okay";
 151         pinctrl-names = "default";
 152         pinctrl-0 = <&mmc2_pins>;
 153         vmmc-supply = <&wl12xx_vmmc2>;
 154         non-removable;
 155         bus-width = <4>;
 156         cap-power-off-card;
 157         #address-cells = <1>;
 158         #size-cells = <0>;
 159         wlcore: wlcore@2 {
 160                 compatible = "ti,wl1271";
 161                 reg = <2>;
 162                 interrupt-parent = <&gpio6>;
 163                 interrupts = <10 IRQ_TYPE_EDGE_RISING>; /* gpio_170 */
 164                 ref-clock-frequency = <26000000>;
 165                 tcxo-clock-frequency = <26000000>;
 166         };
 167 };
 168
 169 &uart2 {
 170         pinctrl-names = "default";
 171         pinctrl-0 = <&uart2_pins>;
 172
 173         bluetooth {
 174                 compatible = "ti,wl1271-st";
 175                 enable-gpios = <&gpio2 24 GPIO_ACTIVE_HIGH>; /* gpio 56 */
 176                 max-speed = <3000000>;
 177         };
 178 };
 179
 180 &omap3_pmx_core {
 181
 182         wl12xx_buffer_pins: pinmux_wl12xx_buffer_pins {
 183                 pinctrl-single,pins = <
 184                         OMAP3_CORE1_IOPAD(0x2156, PIN_OUTPUT | MUX_MODE4)  /* mmc1_dat7.gpio_129 */
 185                 >;
 186         };
 187
 188         mmc2_pins: pinmux_mmc2_pins {
 189                 pinctrl-single,pins = <
 190                         OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_clk.mmc2_clk */
 191                         OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_cmd.mmc2_cmd */
 192                         OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat0.mmc2_dat0 */
 193                         OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat1.mmc2_dat1 */
 194                         OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat2.mmc2_dat2 */
 195                         OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat3.mmc2_dat3 */
 196                         OMAP3_CORE1_IOPAD(0x2164, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat4.mmc2_dir_dat0 */
 197                         OMAP3_CORE1_IOPAD(0x2166, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat5.mmc2_dir_dat1 */
 198                         OMAP3_CORE1_IOPAD(0x2168, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat6.mmc2_dir_cmd */
 199                         OMAP3_CORE1_IOPAD(0x216a, PIN_INPUT | MUX_MODE1) /* mmc2_dat7.mmc2_clkin */
 200                         OMAP3_CORE1_IOPAD(0x21c6, PIN_INPUT_PULLUP | MUX_MODE4) /* hdq_sio.gpio_170 */
 201                 >;
 202         };
 203
 204         rtc_pins: pinmux_rtc_pins {
 205                 pinctrl-single,pins = <
 206                         OMAP3_CORE1_IOPAD(0x20b6, PIN_INPUT_PULLUP | MUX_MODE4) /* gpmc_ncs4.gpio_55 */
 207                 >;
 208         };
 209
 210         tsc2004_pins: pinmux_tsc2004_pins {
 211                 pinctrl-single,pins = <
 212                         OMAP3_CORE1_IOPAD(0x20d2, PIN_INPUT | MUX_MODE4) /* gpmc_wait3.gpio_65 */
 213                 >;
 214         };
 215
 216         uart2_pins: pinmux_uart2_pins {
 217                 pinctrl-single,pins = <
 218                         OMAP3_CORE1_IOPAD(0x2174, PIN_INPUT_PULLUP | MUX_MODE0)         /* uart2_cts */
 219                         OMAP3_CORE1_IOPAD(0x2176, PIN_OUTPUT_PULLUP | MUX_MODE0)        /* uart2_rts */
 220                         OMAP3_CORE1_IOPAD(0x2178, PIN_OUTPUT | MUX_MODE0)               /* uart2_tx */
 221                         OMAP3_CORE1_IOPAD(0x217a, PIN_INPUT | MUX_MODE0)                /* uart2_rx */
 222                         OMAP3_CORE1_IOPAD(0x20b8, PIN_INPUT | MUX_MODE0)                /* gpio_56 */
 223                 >;
 224         };
 225 };
 226
 227 &omap3_pmx_wkup {
 228
 229         wl12xx_wkup_pins: pinmux_wl12xx_wkup_pins {
 230                 pinctrl-single,pins = <
 231                         OMAP3_WKUP_IOPAD(0x2a0c, PIN_OUTPUT | MUX_MODE4)        /* sys_boot1.gpio_3 */
 232                 >;
 233         };
 234 };