target/linux/rockchip/patches-5.4/001-rockchip-rk3328-Add-support-for-FriendlyARM-NanoPi-R.patch

   1 From 749cbb7b1a4bc2244b6af8cd7d8b471d4e33c80f Mon Sep 17 00:00:00 2001
   2 From: David Bauer <mail@david-bauer.net>
   3 Date: Fri, 10 Jul 2020 15:57:46 +0200
   4 Subject: [PATCH] rockchip: rk3328: Add support for FriendlyARM NanoPi R2S
   5
   6 This adds support for the NanoPi R2S from FriendlyARM.
   7
   8 Rockchip RK3328 SoC
   9 1GB DDR4 RAM
  10 Gigabit Ethernet (WAN)
  11 Gigabit Ethernet (USB3) (LAN)
  12 USB 2.0 Host Port
  13 MicroSD slot
  14 Reset button
  15 WAN - LAN - SYS LED
  16
  17 Signed-off-by: David Bauer <mail@david-bauer.net>
  18 ---
  19  arch/arm64/boot/dts/rockchip/Makefile         |   1 +
  20  .../boot/dts/rockchip/rk3328-nanopi-r2s.dts   | 334 ++++++++++++++++++
  21  2 files changed, 335 insertions(+)
  22  create mode 100644 arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
  23
  24 --- a/arch/arm64/boot/dts/rockchip/Makefile
  25 +++ b/arch/arm64/boot/dts/rockchip/Makefile
  26 @@ -1,6 +1,7 @@
  27  # SPDX-License-Identifier: GPL-2.0
  28  dtb-$(CONFIG_ARCH_ROCKCHIP) += px30-evb.dtb
  29  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-evb.dtb
  30 +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-nanopi-r2s.dtb
  31  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-rock64.dtb
  32  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-roc-cc.dtb
  33  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3368-evb-act8846.dtb
  34 --- /dev/null
  35 +++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
  36 @@ -0,0 +1,334 @@
  37 +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
  38 +/*
  39 + * Copyright (c) 2020 David Bauer <mail@david-bauer.net>
  40 + */
  41 +
  42 +/dts-v1/;
  43 +
  44 +#include <dt-bindings/input/input.h>
  45 +#include <dt-bindings/gpio/gpio.h>
  46 +#include "rk3328.dtsi"
  47 +
  48 +/ {
  49 +       model = "FriendlyARM NanoPi R2S";
  50 +       compatible = "friendlyarm,nanopi-r2s", "rockchip,rk3328";
  51 +
  52 +       chosen {
  53 +               stdout-path = "serial2:1500000n8";
  54 +       };
  55 +
  56 +       gmac_clkin: external-gmac-clock {
  57 +               compatible = "fixed-clock";
  58 +               clock-frequency = <125000000>;
  59 +               clock-output-names = "gmac_clkin";
  60 +               #clock-cells = <0>;
  61 +       };
  62 +
  63 +       vcc_sd: sdmmc-regulator {
  64 +               compatible = "regulator-fixed";
  65 +               gpio = <&gpio0 RK_PD6 GPIO_ACTIVE_LOW>;
  66 +               pinctrl-names = "default";
  67 +               pinctrl-0 = <&sdmmc0m1_gpio>;
  68 +               regulator-name = "vcc_sd";
  69 +               regulator-min-microvolt = <3300000>;
  70 +               regulator-max-microvolt = <3300000>;
  71 +               vin-supply = <&vcc_io>;
  72 +       };
  73 +
  74 +       vcc_sdio: sdmmcio-regulator {
  75 +               compatible = "regulator-gpio";
  76 +               gpios = <&gpio1 RK_PD4 GPIO_ACTIVE_HIGH>;
  77 +               enable-active-high;
  78 +               states = <1800000 0x1
  79 +                         3300000 0x0>;
  80 +               pinctrl-names = "default";
  81 +               pinctrl-0 = <&sdio_vcc_pin>;
  82 +               regulator-always-on;
  83 +               regulator-min-microvolt = <1800000>;
  84 +               regulator-max-microvolt = <3300000>;
  85 +               regulator-name = "vcc_sdio";
  86 +               regulator-settling-time-us = <5000>;
  87 +               regulator-type = "voltage";
  88 +               vin-supply = <&vcc_io>;
  89 +       };
  90 +
  91 +       vcc_sys: vcc-sys {
  92 +               compatible = "regulator-fixed";
  93 +               regulator-name = "vcc_sys";
  94 +               regulator-always-on;
  95 +               regulator-boot-on;
  96 +               regulator-min-microvolt = <5000000>;
  97 +               regulator-max-microvolt = <5000000>;
  98 +       };
  99 +
 100 +       leds {
 101 +               compatible = "gpio-leds";
 102 +
 103 +               pinctrl-names = "default";
 104 +               pinctrl-0 = <&led_pins>;
 105 +
 106 +               sys {
 107 +                       gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_HIGH>;
 108 +                       label = "nanopi-r2s:red:sys";
 109 +               };
 110 +
 111 +               lan {
 112 +                       gpios = <&gpio2 RK_PB7 GPIO_ACTIVE_HIGH>;
 113 +                       label = "nanopi-r2s:green:lan";
 114 +               };
 115 +
 116 +               wan {
 117 +                       gpios = <&gpio2 RK_PC2 GPIO_ACTIVE_HIGH>;
 118 +                       label = "nanopi-r2s:green:wan";
 119 +               };
 120 +       };
 121 +
 122 +       gpio_keys {
 123 +               compatible = "gpio-keys-polled";
 124 +               poll-interval = <100>;
 125 +
 126 +               pinctrl-names = "default";
 127 +               pinctrl-0 = <&button_pins>;
 128 +
 129 +               reset {
 130 +                       label = "Reset Button";
 131 +                       gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_LOW>;
 132 +                       linux,code = <KEY_RESTART>;
 133 +                       debounce-interval = <50>;
 134 +               };
 135 +       };
 136 +};
 137 +
 138 +&cpu0 {
 139 +       cpu-supply = <&vdd_arm>;
 140 +};
 141 +
 142 +&cpu1 {
 143 +       cpu-supply = <&vdd_arm>;
 144 +};
 145 +
 146 +&cpu2 {
 147 +       cpu-supply = <&vdd_arm>;
 148 +};
 149 +
 150 +&cpu3 {
 151 +       cpu-supply = <&vdd_arm>;
 152 +};
 153 +
 154 +&gmac2io {
 155 +       assigned-clocks = <&cru SCLK_MAC2IO>, <&cru SCLK_MAC2IO_EXT>;
 156 +       assigned-clock-parents = <&gmac_clkin>, <&gmac_clkin>;
 157 +       clock_in_out = "input";
 158 +       phy-supply = <&vcc_io>;
 159 +       phy-handle = <&rtl8211e>;
 160 +       phy-mode = "rgmii";
 161 +       pinctrl-names = "default";
 162 +       pinctrl-0 = <&rgmiim1_pins>;
 163 +       snps,aal;
 164 +       snps,reset-gpio = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>;
 165 +       snps,reset-active-low;
 166 +       snps,reset-delays-us = <0 10000 50000>;
 167 +       tx_delay = <0x24>;
 168 +       rx_delay = <0x18>;
 169 +       status = "okay";
 170 +
 171 +       mdio {
 172 +               compatible = "snps,dwmac-mdio";
 173 +               #address-cells = <1>;
 174 +               #size-cells = <0>;
 175 +
 176 +               rtl8211e: ethernet-phy@0 {
 177 +                       reg = <0>;
 178 +               };
 179 +       };
 180 +};
 181 +
 182 +&i2c1 {
 183 +       status = "okay";
 184 +
 185 +       rk805: rk805@18 {
 186 +               compatible = "rockchip,rk805";
 187 +               reg = <0x18>;
 188 +               interrupt-parent = <&gpio2>;
 189 +               interrupts = <6 IRQ_TYPE_LEVEL_LOW>;
 190 +               #clock-cells = <1>;
 191 +               clock-output-names = "xin32k", "rk805-clkout2";
 192 +               gpio-controller;
 193 +               #gpio-cells = <2>;
 194 +               pinctrl-names = "default";
 195 +               pinctrl-0 = <&pmic_int_l>;
 196 +               rockchip,system-power-controller;
 197 +               wakeup-source;
 198 +
 199 +               vcc1-supply = <&vcc_sys>;
 200 +               vcc2-supply = <&vcc_sys>;
 201 +               vcc3-supply = <&vcc_sys>;
 202 +               vcc4-supply = <&vcc_sys>;
 203 +               vcc5-supply = <&vcc_io>;
 204 +               vcc6-supply = <&vcc_sys>;
 205 +
 206 +               regulators {
 207 +                       vdd_logic: DCDC_REG1 {
 208 +                               regulator-name = "vdd_logic";
 209 +                               regulator-min-microvolt = <712500>;
 210 +                               regulator-max-microvolt = <1450000>;
 211 +                               regulator-ramp-delay = <12500>;
 212 +                               regulator-always-on;
 213 +                               regulator-boot-on;
 214 +                               regulator-state-mem {
 215 +                                       regulator-on-in-suspend;
 216 +                                       regulator-suspend-microvolt = <1000000>;
 217 +                               };
 218 +                       };
 219 +
 220 +                       vdd_arm: DCDC_REG2 {
 221 +                               regulator-name = "vdd_arm";
 222 +                               regulator-min-microvolt = <712500>;
 223 +                               regulator-max-microvolt = <1450000>;
 224 +                               regulator-ramp-delay = <12500>;
 225 +                               regulator-always-on;
 226 +                               regulator-boot-on;
 227 +                               regulator-state-mem {
 228 +                                       regulator-on-in-suspend;
 229 +                                       regulator-suspend-microvolt = <950000>;
 230 +                               };
 231 +                       };
 232 +
 233 +                       vcc_ddr: DCDC_REG3 {
 234 +                               regulator-name = "vcc_ddr";
 235 +                               regulator-always-on;
 236 +                               regulator-boot-on;
 237 +                               regulator-state-mem {
 238 +                                       regulator-on-in-suspend;
 239 +                               };
 240 +                       };
 241 +
 242 +                       vcc_io: DCDC_REG4 {
 243 +                               regulator-name = "vcc_io";
 244 +                               regulator-min-microvolt = <3300000>;
 245 +                               regulator-max-microvolt = <3300000>;
 246 +                               regulator-always-on;
 247 +                               regulator-boot-on;
 248 +                               regulator-state-mem {
 249 +                                       regulator-on-in-suspend;
 250 +                                       regulator-suspend-microvolt = <3300000>;
 251 +                               };
 252 +                       };
 253 +
 254 +                       vcc_18: LDO_REG1 {
 255 +                               regulator-name = "vcc_18";
 256 +                               regulator-min-microvolt = <1800000>;
 257 +                               regulator-max-microvolt = <1800000>;
 258 +                               regulator-always-on;
 259 +                               regulator-boot-on;
 260 +                               regulator-state-mem {
 261 +                                       regulator-on-in-suspend;
 262 +                                       regulator-suspend-microvolt = <1800000>;
 263 +                               };
 264 +                       };
 265 +
 266 +                       vcc18_emmc: LDO_REG2 {
 267 +                               regulator-name = "vcc18_emmc";
 268 +                               regulator-min-microvolt = <1800000>;
 269 +                               regulator-max-microvolt = <1800000>;
 270 +                               regulator-always-on;
 271 +                               regulator-boot-on;
 272 +                               regulator-state-mem {
 273 +                                       regulator-on-in-suspend;
 274 +                                       regulator-suspend-microvolt = <1800000>;
 275 +                               };
 276 +                       };
 277 +
 278 +                       vdd_10: LDO_REG3 {
 279 +                               regulator-name = "vdd_10";
 280 +                               regulator-min-microvolt = <1000000>;
 281 +                               regulator-max-microvolt = <1000000>;
 282 +                               regulator-always-on;
 283 +                               regulator-boot-on;
 284 +                               regulator-state-mem {
 285 +                                       regulator-on-in-suspend;
 286 +                                       regulator-suspend-microvolt = <1000000>;
 287 +                               };
 288 +                       };
 289 +               };
 290 +       };
 291 +};
 292 +
 293 +&io_domains {
 294 +       status = "okay";
 295 +
 296 +       vccio1-supply = <&vcc_io>;
 297 +       vccio2-supply = <&vcc18_emmc>;
 298 +       vccio3-supply = <&vcc_sdio>;
 299 +       vccio4-supply = <&vcc_18>;
 300 +       vccio5-supply = <&vcc_io>;
 301 +       vccio6-supply = <&vcc_io>;
 302 +       pmuio-supply = <&vcc_io>;
 303 +};
 304 +
 305 +&pinctrl {
 306 +       leds {
 307 +               led_pins: led-pins {
 308 +                       rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>,
 309 +                                                       <2 RK_PB7 RK_FUNC_GPIO &pcfg_pull_none>,
 310 +                                                       <2 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>;
 311 +               };
 312 +       };
 313 +
 314 +       button {
 315 +               button_pins: button-pins {
 316 +                       rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
 317 +               };
 318 +       };
 319 +
 320 +       pmic {
 321 +               pmic_int_l: pmic-int-l {
 322 +                       rockchip,pins = <2 RK_PA6 RK_FUNC_GPIO &pcfg_pull_up>;
 323 +               };
 324 +       };
 325 +
 326 +       sd {
 327 +               sdio_vcc_pin: sdio-vcc-pin {
 328 +                       rockchip,pins = <1 RK_PD4 RK_FUNC_GPIO &pcfg_pull_up>;
 329 +               };
 330 +       };
 331 +};
 332 +
 333 +&sdmmc {
 334 +       bus-width = <4>;
 335 +       cap-mmc-highspeed;
 336 +       cap-sd-highspeed;
 337 +       disable-wp;
 338 +       max-frequency = <150000000>;
 339 +       pinctrl-names = "default";
 340 +       pinctrl-0 = <&sdmmc0_clk &sdmmc0_cmd &sdmmc0_dectn &sdmmc0_bus4>;
 341 +       vmmc-supply = <&vcc_sd>;
 342 +       vqmmc-supply = <&vcc_sdio>;
 343 +       status = "okay";
 344 +};
 345 +
 346 +&tsadc {
 347 +       rockchip,hw-tshut-mode = <0>;
 348 +       rockchip,hw-tshut-polarity = <0>;
 349 +       status = "okay";
 350 +};
 351 +
 352 +&uart2 {
 353 +       status = "okay";
 354 +};
 355 +
 356 +&u2phy {
 357 +       status = "okay";
 358 +
 359 +       u2phy_host: host-port {
 360 +               status = "okay";
 361 +       };
 362 +};
 363 +
 364 +&usb_host0_ehci {
 365 +       status = "okay";
 366 +};
 367 +
 368 +&usb_host0_ohci {
 369 +       status = "okay";
 370 +};