| Jonas Karlman | 315477f | 2025-03-30 17:20:34 +0000 | [diff] [blame] | 1 | // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| 2 | /* |
| 3 | * Minimal generic DT for RK3328 with eMMC, SD-card, SPI flash and USB OTG enabled |
| 4 | */ |
| 5 | |
| 6 | /dts-v1/; |
| 7 | #include "rk3328.dtsi" |
| 8 | |
| 9 | / { |
| 10 | model = "Generic RK3328"; |
| 11 | compatible = "rockchip,rk3328"; |
| 12 | |
| 13 | aliases { |
| 14 | mmc0 = &emmc; |
| 15 | mmc1 = &sdmmc; |
| 16 | }; |
| 17 | |
| 18 | chosen { |
| 19 | stdout-path = "serial2:1500000n8"; |
| 20 | }; |
| 21 | }; |
| 22 | |
| 23 | &emmc { |
| 24 | bus-width = <8>; |
| 25 | cap-mmc-highspeed; |
| 26 | mmc-ddr-1_8v; |
| 27 | mmc-hs200-1_8v; |
| 28 | no-sd; |
| 29 | no-sdio; |
| 30 | non-removable; |
| 31 | pinctrl-names = "default"; |
| 32 | pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>; |
| 33 | status = "okay"; |
| 34 | }; |
| 35 | |
| 36 | &sdmmc0m1_pin { |
| 37 | rockchip,pins = <0 RK_PD6 RK_FUNC_GPIO &pcfg_pull_down_4ma>; |
| 38 | }; |
| 39 | |
| 40 | &sdmmc { |
| 41 | bus-width = <4>; |
| 42 | cap-sd-highspeed; |
| 43 | disable-wp; |
| 44 | no-mmc; |
| 45 | no-sdio; |
| 46 | pinctrl-names = "default"; |
| 47 | pinctrl-0 = <&sdmmc0_clk &sdmmc0_cmd &sdmmc0_dectn &sdmmc0_bus4 &sdmmc0m1_pin>; |
| 48 | status = "okay"; |
| 49 | }; |
| 50 | |
| 51 | &spi0 { |
| 52 | status = "okay"; |
| 53 | |
| 54 | flash@0 { |
| 55 | compatible = "jedec,spi-nor"; |
| 56 | reg = <0>; |
| 57 | spi-max-frequency = <25000000>; |
| 58 | }; |
| 59 | }; |
| 60 | |
| 61 | &u2phy { |
| 62 | status = "okay"; |
| 63 | }; |
| 64 | |
| 65 | &u2phy_otg { |
| 66 | status = "okay"; |
| 67 | }; |
| 68 | |
| 69 | &uart2 { |
| 70 | status = "okay"; |
| 71 | }; |
| 72 | |
| 73 | &usb20_otg { |
| 74 | dr_mode = "peripheral"; |
| 75 | status = "okay"; |
| 76 | }; |