The Design and Implementation of the FreeBSD Operating System, Second Edition
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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm64/hisilicon/hi6220-hikey.dts

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    1 // SPDX-License-Identifier: GPL-2.0
    2 /*
    3  * dts file for Hisilicon HiKey Development Board
    4  *
    5  * Copyright (C) 2015, HiSilicon Ltd.
    6  *
    7  */
    8 
    9 /dts-v1/;
   10 #include "hi6220.dtsi"
   11 #include "hikey-pinctrl.dtsi"
   12 #include <dt-bindings/gpio/gpio.h>
   13 
   14 / {
   15         model = "HiKey Development Board";
   16         compatible = "hisilicon,hi6220-hikey", "hisilicon,hi6220";
   17 
   18         aliases {
   19                 serial0 = &uart0; /* On board UART0 */
   20                 serial1 = &uart1; /* BT UART */
   21                 serial2 = &uart2; /* LS Expansion UART0 */
   22                 serial3 = &uart3; /* LS Expansion UART1 */
   23         };
   24 
   25         chosen {
   26                 stdout-path = "serial3:115200n8";
   27         };
   28 
   29         /*
   30          * Reserve below regions from memory node:
   31          *
   32          *  0x05e0,0000 - 0x05ef,ffff: MCU firmware runtime using
   33          *  0x05f0,1000 - 0x05f0,1fff: Reboot reason
   34          *  0x06df,f000 - 0x06df,ffff: Mailbox message data
   35          *  0x0740,f000 - 0x0740,ffff: MCU firmware section
   36          *  0x21f0,0000 - 0x21ff,ffff: pstore/ramoops buffer
   37          *  0x3e00,0000 - 0x3fff,ffff: OP-TEE
   38          */
   39         memory@0 {
   40                 device_type = "memory";
   41                 reg = <0x00000000 0x00000000 0x00000000 0x05e00000>,
   42                       <0x00000000 0x05f00000 0x00000000 0x00001000>,
   43                       <0x00000000 0x05f02000 0x00000000 0x00efd000>,
   44                       <0x00000000 0x06e00000 0x00000000 0x0060f000>,
   45                       <0x00000000 0x07410000 0x00000000 0x1aaf0000>,
   46                       <0x00000000 0x22000000 0x00000000 0x1c000000>;
   47         };
   48 
   49         reserved-memory {
   50                 #address-cells = <2>;
   51                 #size-cells = <2>;
   52                 ranges;
   53 
   54                 ramoops@21f00000 {
   55                         compatible = "ramoops";
   56                         reg = <0x0 0x21f00000 0x0 0x00100000>;
   57                         record-size = <0x00020000>;
   58                         console-size = <0x00020000>;
   59                         ftrace-size = <0x00020000>;
   60                 };
   61 
   62                 /* global autoconfigured region for contiguous allocations */
   63                 linux,cma {
   64                         compatible = "shared-dma-pool";
   65                         reusable;
   66                         size = <0x00000000 0x08000000>;
   67                         linux,cma-default;
   68                 };
   69         };
   70 
   71         reboot-mode-syscon@5f01000 {
   72                 compatible = "syscon", "simple-mfd";
   73                 reg = <0x0 0x05f01000 0x0 0x00001000>;
   74 
   75                 reboot-mode {
   76                         compatible = "syscon-reboot-mode";
   77                         offset = <0x0>;
   78 
   79                         mode-normal = <0x77665501>;
   80                         mode-bootloader = <0x77665500>;
   81                         mode-recovery = <0x77665502>;
   82                 };
   83         };
   84 
   85         reg_sys_5v: regulator@0 {
   86                 compatible = "regulator-fixed";
   87                 regulator-name = "SYS_5V";
   88                 regulator-min-microvolt = <5000000>;
   89                 regulator-max-microvolt = <5000000>;
   90                 regulator-boot-on;
   91                 regulator-always-on;
   92         };
   93 
   94         reg_vdd_3v3: regulator@1 {
   95                 compatible = "regulator-fixed";
   96                 regulator-name = "VDD_3V3";
   97                 regulator-min-microvolt = <3300000>;
   98                 regulator-max-microvolt = <3300000>;
   99                 regulator-boot-on;
  100                 regulator-always-on;
  101                 vin-supply = <&reg_sys_5v>;
  102         };
  103 
  104         reg_5v_hub: regulator@2 {
  105                 compatible = "regulator-fixed";
  106                 regulator-name = "5V_HUB";
  107                 regulator-min-microvolt = <5000000>;
  108                 regulator-max-microvolt = <5000000>;
  109                 regulator-boot-on;
  110                 gpio = <&gpio0 7 0>;
  111                 regulator-always-on;
  112                 vin-supply = <&reg_sys_5v>;
  113         };
  114 
  115         wl1835_pwrseq: wl1835-pwrseq {
  116                 compatible = "mmc-pwrseq-simple";
  117                 /* WLAN_EN GPIO */
  118                 reset-gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
  119                 clocks = <&pmic>;
  120                 clock-names = "ext_clock";
  121                 post-power-on-delay-ms = <10>;
  122                 power-off-delay-us = <10>;
  123         };
  124 
  125         leds {
  126                 compatible = "gpio-leds";
  127 
  128                 user_led1 {
  129                         label = "green:user1";
  130                         gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */
  131                         linux,default-trigger = "heartbeat";
  132                 };
  133 
  134                 user_led2 {
  135                         label = "green:user2";
  136                         gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */
  137                         linux,default-trigger = "mmc0";
  138                 };
  139 
  140                 user_led3 {
  141                         label = "green:user3";
  142                         gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */
  143                         linux,default-trigger = "mmc1";
  144                 };
  145 
  146                 user_led4 {
  147                         label = "green:user4";
  148                         gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */
  149                         panic-indicator;
  150                         linux,default-trigger = "none";
  151                 };
  152 
  153                 wlan_active_led {
  154                         label = "yellow:wlan";
  155                         gpios = <&gpio3 5 0>; /* <&gpio_wlan_active_led>; */
  156                         linux,default-trigger = "phy0tx";
  157                         default-state = "off";
  158                 };
  159 
  160                 bt_active_led {
  161                         label = "blue:bt";
  162                         gpios = <&gpio4 7 0>; /* <&gpio_bt_active_led>; */
  163                         linux,default-trigger = "hci0-power";
  164                         default-state = "off";
  165                 };
  166         };
  167 
  168         pmic: pmic@f8000000 {
  169                 compatible = "hisilicon,hi655x-pmic";
  170                 reg = <0x0 0xf8000000 0x0 0x1000>;
  171                 #clock-cells = <0>;
  172                 interrupt-controller;
  173                 #interrupt-cells = <2>;
  174                 pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
  175 
  176                 regulators {
  177                         ldo2: LDO2 {
  178                                 regulator-name = "LDO2_2V8";
  179                                 regulator-min-microvolt = <2500000>;
  180                                 regulator-max-microvolt = <3200000>;
  181                                 regulator-enable-ramp-delay = <120>;
  182                         };
  183 
  184                         ldo7: LDO7 {
  185                                 regulator-name = "LDO7_SDIO";
  186                                 regulator-min-microvolt = <1800000>;
  187                                 regulator-max-microvolt = <3300000>;
  188                                 regulator-enable-ramp-delay = <120>;
  189                         };
  190 
  191                         ldo10: LDO10 {
  192                                 regulator-name = "LDO10_2V85";
  193                                 regulator-min-microvolt = <1800000>;
  194                                 regulator-max-microvolt = <3000000>;
  195                                 regulator-enable-ramp-delay = <360>;
  196                         };
  197 
  198                         ldo13: LDO13 {
  199                                 regulator-name = "LDO13_1V8";
  200                                 regulator-min-microvolt = <1600000>;
  201                                 regulator-max-microvolt = <1950000>;
  202                                 regulator-enable-ramp-delay = <120>;
  203                         };
  204 
  205                         ldo14: LDO14 {
  206                                 regulator-name = "LDO14_2V8";
  207                                 regulator-min-microvolt = <2500000>;
  208                                 regulator-max-microvolt = <3200000>;
  209                                 regulator-enable-ramp-delay = <120>;
  210                         };
  211 
  212                         ldo15: LDO15 {
  213                                 regulator-name = "LDO15_1V8";
  214                                 regulator-min-microvolt = <1600000>;
  215                                 regulator-max-microvolt = <1950000>;
  216                                 regulator-boot-on;
  217                                 regulator-always-on;
  218                                 regulator-enable-ramp-delay = <120>;
  219                         };
  220 
  221                         ldo17: LDO17 {
  222                                 regulator-name = "LDO17_2V5";
  223                                 regulator-min-microvolt = <2500000>;
  224                                 regulator-max-microvolt = <3200000>;
  225                                 regulator-enable-ramp-delay = <120>;
  226                         };
  227 
  228                         ldo19: LDO19 {
  229                                 regulator-name = "LDO19_3V0";
  230                                 regulator-min-microvolt = <1800000>;
  231                                 regulator-max-microvolt = <3000000>;
  232                                 regulator-enable-ramp-delay = <360>;
  233                         };
  234 
  235                         ldo21: LDO21 {
  236                                 regulator-name = "LDO21_1V8";
  237                                 regulator-min-microvolt = <1650000>;
  238                                 regulator-max-microvolt = <2000000>;
  239                                 regulator-always-on;
  240                                 regulator-enable-ramp-delay = <120>;
  241                         };
  242 
  243                         ldo22: LDO22 {
  244                                 regulator-name = "LDO22_1V2";
  245                                 regulator-min-microvolt = <900000>;
  246                                 regulator-max-microvolt = <1200000>;
  247                                 regulator-boot-on;
  248                                 regulator-always-on;
  249                                 regulator-enable-ramp-delay = <120>;
  250                         };
  251                 };
  252         };
  253 
  254         firmware {
  255                 optee {
  256                         compatible = "linaro,optee-tz";
  257                         method = "smc";
  258                 };
  259         };
  260 
  261         sound_card {
  262                 compatible = "audio-graph-card";
  263                 dais = <&i2s0_port0>;
  264         };
  265 };
  266 
  267 &uart1 {
  268         assigned-clocks = <&sys_ctrl HI6220_UART1_SRC>;
  269         assigned-clock-rates = <150000000>;
  270         status = "okay";
  271 
  272         bluetooth {
  273                 compatible = "ti,wl1835-st";
  274                 enable-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
  275                 clocks = <&pmic>;
  276                 clock-names = "ext_clock";
  277         };
  278 };
  279 
  280 &uart2 {
  281         status = "okay";
  282         label = "LS-UART0";
  283 };
  284 
  285 &uart3 {
  286         status = "okay";
  287         label = "LS-UART1";
  288 };
  289 
  290 &ade {
  291         status = "okay";
  292 };
  293 
  294 &dsi {
  295         status = "okay";
  296 
  297         ports {
  298                 /* 1 for output port */
  299                 port@1 {
  300                         reg = <1>;
  301 
  302                         dsi_out0: endpoint@0 {
  303                                 remote-endpoint = <&adv7533_in>;
  304                         };
  305                 };
  306         };
  307 };
  308 
  309 &dwmmc_0 {
  310         cap-mmc-highspeed;
  311         non-removable;
  312         bus-width = <0x8>;
  313         vmmc-supply = <&ldo19>;
  314 };
  315 
  316 &dwmmc_1 {
  317         card-detect-delay = <200>;
  318         cap-sd-highspeed;
  319         sd-uhs-sdr12;
  320         sd-uhs-sdr25;
  321         sd-uhs-sdr50;
  322         vqmmc-supply = <&ldo7>;
  323         vmmc-supply = <&ldo10>;
  324         bus-width = <0x4>;
  325         disable-wp;
  326         cd-gpios = <&gpio1 0 1>;
  327 };
  328 
  329 &dwmmc_2 {
  330         bus-width = <0x4>;
  331         non-removable;
  332         cap-power-off-card;
  333         vmmc-supply = <&reg_vdd_3v3>;
  334         mmc-pwrseq = <&wl1835_pwrseq>;
  335 
  336         #address-cells = <0x1>;
  337         #size-cells = <0x0>;
  338         wlcore: wlcore@2 {
  339                 compatible = "ti,wl1835";
  340                 reg = <2>;      /* sdio func num */
  341                 /* WL_IRQ, WL_HOST_WAKE_GPIO1_3 */
  342                 interrupt-parent = <&gpio1>;
  343                 interrupts = <3 IRQ_TYPE_EDGE_RISING>;
  344         };
  345 };
  346 
  347 /*
  348  * Legend: proper name = the GPIO line is used as GPIO
  349  *         NC = not connected (not routed from the SoC)
  350  *         "[PER]" = pin is muxed for peripheral (not GPIO)
  351  *         "" = no idea, schematic doesn't say, could be
  352  *              unrouted (not connected to any external pin)
  353  *         LSEC = Low Speed External Connector
  354  *         HSEC = High Speed External Connector
  355  *
  356  * Pin assignments taken from LeMaker and CircuitCo Schematics
  357  * Rev A1.
  358  *
  359  * For the lines routed to the external connectors the
  360  * lines are named after the 96Boards CE Specification 1.0,
  361  * Appendix "Expansion Connector Signal Description".
  362  *
  363  * When the 96Board naming of a line and the schematic name of
  364  * the same line are in conflict, the 96Board specification
  365  * takes precedence, which means that the external UART on the
  366  * LSEC is named UART0 while the schematic and SoC names this
  367  * UART2. This is only for the informational lines i.e. "[FOO]",
  368  * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only
  369  * ones actually used for GPIO.
  370  */
  371 &gpio0 {
  372         gpio-line-names = "PWR_HOLD", "DSI_SEL",
  373         "USB_HUB_RESET_N", "USB_SEL", "HDMI_PD", "WL_REG_ON",
  374         "PWRON_DET", "5V_HUB_EN";
  375 };
  376 
  377 &gpio1 {
  378         gpio-line-names = "SD_DET", "HDMI_INT", "PMU_IRQ_N",
  379         "WL_HOST_WAKE", "NC", "NC", "NC", "BT_REG_ON";
  380 };
  381 
  382 &gpio2 {
  383         gpio-line-names =
  384                 "GPIO-A", /* LSEC Pin 23: GPIO2_0 */
  385                 "GPIO-B", /* LSEC Pin 24: GPIO2_1 */
  386                 "GPIO-C", /* LSEC Pin 25: GPIO2_2 */
  387                 "GPIO-D", /* LSEC Pin 26: GPIO2_3 */
  388                 "GPIO-E", /* LSEC Pin 27: GPIO2_4 */
  389                 "USB_ID_DET", "USB_VBUS_DET",
  390                 "GPIO-H"; /* LSEC Pin 30: GPIO2_7 */
  391 };
  392 
  393 &gpio3 {
  394         gpio-line-names = "GPIO3_0", "NC", "NC", "", "NC", "",
  395         "WLAN_ACTIVE", "NC", "NC";
  396 };
  397 
  398 &gpio4 {
  399         gpio-line-names = "USER_LED1", "USER_LED2", "USER_LED3",
  400         "USER_LED4", "SD_SEL", "NC", "NC", "BT_ACTIVE";
  401 };
  402 
  403 &gpio5 {
  404         gpio-line-names = "NC", "NC",
  405         "[UART1_RxD]", /* LSEC Pin 11: UART3_RX */
  406         "[UART1_TxD]", /* LSEC Pin 13: UART3_TX */
  407         "[AUX_SSI1]", "NC",
  408         "[PCM_CLK]", /* LSEC Pin 18: MODEM_PCM_XCLK */
  409         "[PCM_FS]"; /* LSEC Pin 16: MODEM_PCM_XFS */
  410 };
  411 
  412 &gpio6 {
  413         gpio-line-names =
  414         "[SPI0_DIN]", /* Pin 10: SPI0_DI */
  415         "[SPI0_DOUT]", /* Pin 14: SPI0_DO */
  416         "[SPI0_CS]", /* Pin 12: SPI0_CS_N */
  417         "[SPI0_SCLK]", /* Pin 8: SPI0_SCLK */
  418         "NC", "NC", "NC",
  419         "GPIO-G"; /* Pin 29: GPIO6_7_DSI_TE0 */
  420 };
  421 
  422 &gpio7 {
  423         gpio-line-names = "NC", "NC", "NC", "NC",
  424         "[PCM_DI]", /* Pin 22: MODEM_PCM_DI */
  425         "[PCM_DO]", /* Pin 20: MODEM_PCM_DO */
  426         "NC", "NC";
  427 };
  428 
  429 &gpio8 {
  430         gpio-line-names = "NC", "[CEC_CLK_19_2MHZ]", "NC",
  431         "", "", "", "", "", "";
  432 };
  433 
  434 &gpio9 {
  435         gpio-line-names = "",
  436         "GPIO-J", /* LSEC Pin 32: ISP_PWDN0_GPIO9_1 */
  437         "GPIO-L", /* LSEC Pin 34: ISP_PWDN1_GPIO9_2 */
  438         "NC", "NC", "NC", "NC", "[ISP_CCLK0]";
  439 };
  440 
  441 &gpio10 {
  442         gpio-line-names = "BOOT_SEL",
  443         "[ISP_CCLK1]",
  444         "GPIO-I", /* LSEC Pin 31: ISP_RSTB0_GPIO10_2 */
  445         "GPIO-K", /* LSEC Pin 33: ISP_RSTB1_GPIO10_3 */
  446         "NC", "NC",
  447         "[I2C2_SDA]", /* HSEC Pin 34: ISP0_SDA */
  448         "[I2C2_SCL]"; /* HSEC Pin 32: ISP0_SCL */
  449 };
  450 
  451 &gpio11 {
  452         gpio-line-names =
  453         "[I2C3_SDA]", /* HSEC Pin 38: ISP1_SDA */
  454         "[I2C3_SCL]", /* HSEC Pin 36: ISP1_SCL */
  455         "", "NC", "NC", "NC", "", "";
  456 };
  457 
  458 &gpio12 {
  459         gpio-line-names = "[BT_PCM_XFS]", "[BT_PCM_DI]",
  460         "[BT_PCM_DO]",
  461         "NC", "NC", "NC", "NC",
  462         "GPIO-F"; /* LSEC Pin 28: BL_PWM_GPIO12_7 */
  463 };
  464 
  465 &gpio13 {
  466         gpio-line-names = "[UART0_RX]", "[UART0_TX]",
  467         "[BT_UART1_CTS]", "[BT_UART1_RTS]",
  468         "[BT_UART1_RX]", "[BT_UART1_TX]",
  469         "[UART0_CTS]", /* LSEC Pin 3: UART2_CTS_N */
  470         "[UART0_RTS]"; /* LSEC Pin 9: UART2_RTS_N */
  471 };
  472 
  473 &gpio14 {
  474         gpio-line-names =
  475         "[UART0_RxD]", /* LSEC Pin 7: UART2_RX */
  476         "[UART0_TxD]", /* LSEC Pin 5: UART2_TX */
  477         "[I2C0_SCL]", /* LSEC Pin 15: I2C0_SCL */
  478         "[I2C0_SDA]", /* LSEC Pin 17: I2C0_SDA */
  479         "[I2C1_SCL]", /* LSEC Pin 19: I2C1_SCL */
  480         "[I2C1_SDA]", /* LSEC Pin 21: I2C1_SDA */
  481         "[I2C2_SCL]", "[I2C2_SDA]";
  482 };
  483 
  484 &gpio15 {
  485         gpio-line-names = "", "", "", "", "", "", "NC", "";
  486 };
  487 
  488 /* GPIO blocks 16 thru 19 do not appear to be routed to pins */
  489 
  490 
  491 &i2c0 {
  492         status = "okay";
  493 };
  494 
  495 &i2c1 {
  496         status = "okay";
  497 };
  498 
  499 &i2c2 {
  500         #address-cells = <1>;
  501         #size-cells = <0>;
  502         status = "okay";
  503 
  504         adv7533: adv7533@39 {
  505                 compatible = "adi,adv7533";
  506                 reg = <0x39>;
  507                 interrupt-parent = <&gpio1>;
  508                 interrupts = <1 2>;
  509                 pd-gpios = <&gpio0 4 0>;
  510                 adi,dsi-lanes = <4>;
  511                 #sound-dai-cells = <0>;
  512 
  513                 ports {
  514                         #address-cells = <1>;
  515                         #size-cells = <0>;
  516                         port@0 {
  517                                 adv7533_in: endpoint {
  518                                         remote-endpoint = <&dsi_out0>;
  519                                 };
  520                         };
  521                         port@2 {
  522                                 reg = <2>;
  523                                 codec_endpoint: endpoint {
  524                                         remote-endpoint = <&i2s0_cpu_endpoint>;
  525                                 };
  526                         };
  527                 };
  528         };
  529 };
  530 
  531 &i2s0 {
  532 
  533         ports {
  534                 i2s0_port0: port@0 {
  535                         i2s0_cpu_endpoint: endpoint {
  536                                 remote-endpoint = <&codec_endpoint>;
  537                                 dai-format = "i2s";
  538                         };
  539                 };
  540         };
  541 };
  542 
  543 &spi0 {
  544         status = "okay";
  545 };

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