arch/arm64/boot/dts/renesas/rzg2l-smarc-som.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 /*
   3  * Device Tree Source for the RZ/{G2L,V2L} SMARC SOM common parts
   4  *
   5  * Copyright (C) 2021 Renesas Electronics Corp.
   6  */
   7
   8 #include <dt-bindings/gpio/gpio.h>
   9 #include <dt-bindings/pinctrl/rzg2l-pinctrl.h>
  10
  11 /* SW1[2] should be at position 2/OFF to enable 64 GB eMMC */
  12 #define EMMC    1
  13
  14 /*
  15  * To enable uSD card on CN3,
  16  * SW1[2] should be at position 3/ON.
  17  * Disable eMMC by setting "#define EMMC        0" above.
  18  */
  19 #define SDHI    (!EMMC)
  20
  21 / {
  22         aliases {
  23                 ethernet0 = &eth0;
  24                 ethernet1 = &eth1;
  25         };
  26
  27         chosen {
  28                 bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
  29         };
  30
  31         memory@48000000 {
  32                 device_type = "memory";
  33                 /* first 128MB is reserved for secure area. */
  34                 reg = <0x0 0x48000000 0x0 0x78000000>;
  35         };
  36
  37         reg_1p8v: regulator-1p8v {
  38                 compatible = "regulator-fixed";
  39                 regulator-name = "fixed-1.8V";
  40                 regulator-min-microvolt = <1800000>;
  41                 regulator-max-microvolt = <1800000>;
  42                 regulator-boot-on;
  43                 regulator-always-on;
  44         };
  45
  46         reg_3p3v: regulator-3p3v {
  47                 compatible = "regulator-fixed";
  48                 regulator-name = "fixed-3.3V";
  49                 regulator-min-microvolt = <3300000>;
  50                 regulator-max-microvolt = <3300000>;
  51                 regulator-boot-on;
  52                 regulator-always-on;
  53         };
  54
  55         reg_1p1v: regulator-vdd-core {
  56                 compatible = "regulator-fixed";
  57                 regulator-name = "fixed-1.1V";
  58                 regulator-min-microvolt = <1100000>;
  59                 regulator-max-microvolt = <1100000>;
  60                 regulator-boot-on;
  61                 regulator-always-on;
  62         };
  63
  64         vccq_sdhi0: regulator-vccq-sdhi0 {
  65                 compatible = "regulator-gpio";
  66
  67                 regulator-name = "SDHI0 VccQ";
  68                 regulator-min-microvolt = <1800000>;
  69                 regulator-max-microvolt = <3300000>;
  70                 states = <3300000 1>, <1800000 0>;
  71                 regulator-boot-on;
  72                 gpios = <&pinctrl RZG2L_GPIO(39, 0) GPIO_ACTIVE_HIGH>;
  73                 regulator-always-on;
  74         };
  75 };
  76
  77 &adc {
  78         pinctrl-0 = <&adc_pins>;
  79         pinctrl-names = "default";
  80         status = "okay";
  81
  82         /delete-node/ channel@6;
  83         /delete-node/ channel@7;
  84 };
  85
  86 &eth0 {
  87         pinctrl-0 = <&eth0_pins>;
  88         pinctrl-names = "default";
  89         phy-handle = <&phy0>;
  90         phy-mode = "rgmii-id";
  91         status = "okay";
  92
  93         phy0: ethernet-phy@7 {
  94                 compatible = "ethernet-phy-id0022.1640",
  95                              "ethernet-phy-ieee802.3-c22";
  96                 reg = <7>;
  97                 rxc-skew-psec = <2400>;
  98                 txc-skew-psec = <2400>;
  99                 rxdv-skew-psec = <0>;
 100                 txdv-skew-psec = <0>;
 101                 rxd0-skew-psec = <0>;
 102                 rxd1-skew-psec = <0>;
 103                 rxd2-skew-psec = <0>;
 104                 rxd3-skew-psec = <0>;
 105                 txd0-skew-psec = <0>;
 106                 txd1-skew-psec = <0>;
 107                 txd2-skew-psec = <0>;
 108                 txd3-skew-psec = <0>;
 109         };
 110 };
 111
 112 &eth1 {
 113         pinctrl-0 = <&eth1_pins>;
 114         pinctrl-names = "default";
 115         phy-handle = <&phy1>;
 116         phy-mode = "rgmii-id";
 117         status = "okay";
 118
 119         phy1: ethernet-phy@7 {
 120                 compatible = "ethernet-phy-id0022.1640",
 121                              "ethernet-phy-ieee802.3-c22";
 122                 reg = <7>;
 123                 rxc-skew-psec = <2400>;
 124                 txc-skew-psec = <2400>;
 125                 rxdv-skew-psec = <0>;
 126                 txdv-skew-psec = <0>;
 127                 rxd0-skew-psec = <0>;
 128                 rxd1-skew-psec = <0>;
 129                 rxd2-skew-psec = <0>;
 130                 rxd3-skew-psec = <0>;
 131                 txd0-skew-psec = <0>;
 132                 txd1-skew-psec = <0>;
 133                 txd2-skew-psec = <0>;
 134                 txd3-skew-psec = <0>;
 135         };
 136 };
 137
 138 &extal_clk {
 139         clock-frequency = <24000000>;
 140 };
 141
 142 &gpu {
 143         mali-supply = <&reg_1p1v>;
 144 };
 145
 146 &ostm1 {
 147         status = "okay";
 148 };
 149
 150 &ostm2 {
 151         status = "okay";
 152 };
 153
 154 &pinctrl {
 155         adc_pins: adc {
 156                 pinmux = <RZG2L_PORT_PINMUX(9, 0, 2)>; /* ADC_TRG */
 157         };
 158
 159         eth0_pins: eth0 {
 160                 pinmux = <RZG2L_PORT_PINMUX(28, 1, 1)>, /* ET0_LINKSTA */
 161                          <RZG2L_PORT_PINMUX(27, 1, 1)>, /* ET0_MDC */
 162                          <RZG2L_PORT_PINMUX(28, 0, 1)>, /* ET0_MDIO */
 163                          <RZG2L_PORT_PINMUX(20, 0, 1)>, /* ET0_TXC */
 164                          <RZG2L_PORT_PINMUX(20, 1, 1)>, /* ET0_TX_CTL */
 165                          <RZG2L_PORT_PINMUX(20, 2, 1)>, /* ET0_TXD0 */
 166                          <RZG2L_PORT_PINMUX(21, 0, 1)>, /* ET0_TXD1 */
 167                          <RZG2L_PORT_PINMUX(21, 1, 1)>, /* ET0_TXD2 */
 168                          <RZG2L_PORT_PINMUX(22, 0, 1)>, /* ET0_TXD3 */
 169                          <RZG2L_PORT_PINMUX(24, 0, 1)>, /* ET0_RXC */
 170                          <RZG2L_PORT_PINMUX(24, 1, 1)>, /* ET0_RX_CTL */
 171                          <RZG2L_PORT_PINMUX(25, 0, 1)>, /* ET0_RXD0 */
 172                          <RZG2L_PORT_PINMUX(25, 1, 1)>, /* ET0_RXD1 */
 173                          <RZG2L_PORT_PINMUX(26, 0, 1)>, /* ET0_RXD2 */
 174                          <RZG2L_PORT_PINMUX(26, 1, 1)>; /* ET0_RXD3 */
 175         };
 176
 177         eth1_pins: eth1 {
 178                 pinmux = <RZG2L_PORT_PINMUX(37, 2, 1)>, /* ET1_LINKSTA */
 179                          <RZG2L_PORT_PINMUX(37, 0, 1)>, /* ET1_MDC */
 180                          <RZG2L_PORT_PINMUX(37, 1, 1)>, /* ET1_MDIO */
 181                          <RZG2L_PORT_PINMUX(29, 0, 1)>, /* ET1_TXC */
 182                          <RZG2L_PORT_PINMUX(29, 1, 1)>, /* ET1_TX_CTL */
 183                          <RZG2L_PORT_PINMUX(30, 0, 1)>, /* ET1_TXD0 */
 184                          <RZG2L_PORT_PINMUX(30, 1, 1)>, /* ET1_TXD1 */
 185                          <RZG2L_PORT_PINMUX(31, 0, 1)>, /* ET1_TXD2 */
 186                          <RZG2L_PORT_PINMUX(31, 1, 1)>, /* ET1_TXD3 */
 187                          <RZG2L_PORT_PINMUX(33, 1, 1)>, /* ET1_RXC */
 188                          <RZG2L_PORT_PINMUX(34, 0, 1)>, /* ET1_RX_CTL */
 189                          <RZG2L_PORT_PINMUX(34, 1, 1)>, /* ET1_RXD0 */
 190                          <RZG2L_PORT_PINMUX(35, 0, 1)>, /* ET1_RXD1 */
 191                          <RZG2L_PORT_PINMUX(35, 1, 1)>, /* ET1_RXD2 */
 192                          <RZG2L_PORT_PINMUX(36, 0, 1)>; /* ET1_RXD3 */
 193         };
 194
 195         gpio-sd0-pwr-en-hog {
 196                 gpio-hog;
 197                 gpios = <RZG2L_GPIO(4, 1) GPIO_ACTIVE_HIGH>;
 198                 output-high;
 199                 line-name = "gpio_sd0_pwr_en";
 200         };
 201
 202         qspi0_pins: qspi0 {
 203                 qspi0-data {
 204                         pins = "QSPI0_IO0", "QSPI0_IO1", "QSPI0_IO2", "QSPI0_IO3";
 205                         power-source = <1800>;
 206                 };
 207
 208                 qspi0-ctrl {
 209                         pins = "QSPI0_SPCLK", "QSPI0_SSL", "QSPI_RESET#";
 210                         power-source = <1800>;
 211                 };
 212         };
 213
 214         /*
 215          * SD0 device selection is XOR between GPIO_SD0_DEV_SEL and SW1[2]
 216          * The below switch logic can be used to select the device between
 217          * eMMC and microSD, after setting GPIO_SD0_DEV_SEL to high in DT.
 218          * SW1[2] should be at position 2/OFF to enable 64 GB eMMC
 219          * SW1[2] should be at position 3/ON to enable uSD card CN3
 220          */
 221         sd0-dev-sel-hog {
 222                 gpio-hog;
 223                 gpios = <RZG2L_GPIO(41, 1) GPIO_ACTIVE_HIGH>;
 224                 output-high;
 225                 line-name = "sd0_dev_sel";
 226         };
 227
 228         sdhi0_emmc_pins: sd0emmc {
 229                 sd0_emmc_data {
 230                         pins = "SD0_DATA0", "SD0_DATA1", "SD0_DATA2", "SD0_DATA3",
 231                                "SD0_DATA4", "SD0_DATA5", "SD0_DATA6", "SD0_DATA7";
 232                         power-source = <1800>;
 233                 };
 234
 235                 sd0_emmc_ctrl {
 236                         pins = "SD0_CLK", "SD0_CMD";
 237                         power-source = <1800>;
 238                 };
 239
 240                 sd0_emmc_rst {
 241                         pins = "SD0_RST#";
 242                         power-source = <1800>;
 243                 };
 244         };
 245
 246         sdhi0_pins: sd0 {
 247                 sd0_data {
 248                         pins = "SD0_DATA0", "SD0_DATA1", "SD0_DATA2", "SD0_DATA3";
 249                         power-source = <3300>;
 250                 };
 251
 252                 sd0_ctrl {
 253                         pins = "SD0_CLK", "SD0_CMD";
 254                         power-source = <3300>;
 255                 };
 256
 257                 sd0_mux {
 258                         pinmux = <RZG2L_PORT_PINMUX(47, 0, 2)>; /* SD0_CD */
 259                 };
 260         };
 261
 262         sdhi0_pins_uhs: sd0_uhs {
 263                 sd0_data_uhs {
 264                         pins = "SD0_DATA0", "SD0_DATA1", "SD0_DATA2", "SD0_DATA3";
 265                         power-source = <1800>;
 266                 };
 267
 268                 sd0_ctrl_uhs {
 269                         pins = "SD0_CLK", "SD0_CMD";
 270                         power-source = <1800>;
 271                 };
 272
 273                 sd0_mux_uhs {
 274                         pinmux = <RZG2L_PORT_PINMUX(47, 0, 2)>; /* SD0_CD */
 275                 };
 276         };
 277 };
 278
 279 &sbc {
 280         pinctrl-0 = <&qspi0_pins>;
 281         pinctrl-names = "default";
 282         status = "okay";
 283
 284         flash@0 {
 285                 compatible = "micron,mt25qu512a", "jedec,spi-nor";
 286                 reg = <0>;
 287                 m25p,fast-read;
 288                 spi-max-frequency = <50000000>;
 289                 spi-rx-bus-width = <4>;
 290
 291                 partitions {
 292                         compatible = "fixed-partitions";
 293                         #address-cells = <1>;
 294                         #size-cells = <1>;
 295
 296                         boot@0 {
 297                                 reg = <0x00000000 0x2000000>;
 298                                 read-only;
 299                         };
 300                         user@2000000 {
 301                                 reg = <0x2000000 0x2000000>;
 302                         };
 303                 };
 304         };
 305 };
 306
 307 #if SDHI
 308 &sdhi0 {
 309         pinctrl-0 = <&sdhi0_pins>;
 310         pinctrl-1 = <&sdhi0_pins_uhs>;
 311         pinctrl-names = "default", "state_uhs";
 312
 313         vmmc-supply = <&reg_3p3v>;
 314         vqmmc-supply = <&vccq_sdhi0>;
 315         bus-width = <4>;
 316         sd-uhs-sdr50;
 317         sd-uhs-sdr104;
 318         status = "okay";
 319 };
 320 #endif
 321
 322 #if EMMC
 323 &sdhi0 {
 324         pinctrl-0 = <&sdhi0_emmc_pins>;
 325         pinctrl-1 = <&sdhi0_emmc_pins>;
 326         pinctrl-names = "default", "state_uhs";
 327
 328         vmmc-supply = <&reg_3p3v>;
 329         vqmmc-supply = <&reg_1p8v>;
 330         bus-width = <8>;
 331         mmc-hs200-1_8v;
 332         non-removable;
 333         fixed-emmc-driver-type = <1>;
 334         status = "okay";
 335 };
 336 #endif
 337
 338 &wdt0 {
 339         status = "okay";
 340         timeout-sec = <60>;
 341 };
 342
 343 &wdt1 {
 344         status = "okay";
 345         timeout-sec = <60>;
 346 };
 347
 348 &wdt2 {
 349         status = "okay";
 350         timeout-sec = <60>;
 351 };