arm64: dts: rockchip: add Protonic MECSBC device-tree

MECSBC is a single board computer for blood analysis machines from
RR-Mechatronics, designed and manufactured by Protonic Holland, based on
the Rockchip RK3568 SoC.

Signed-off-by: David Jander <david@protonic.nl>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/20240405-protonic-mecsbc-v2-2-0a6fedc78b9f@pengutronix.de
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
index 0192980ef37f1170ed02b49b6fcd2e36537fbdf1..28e262e22c4ed8d4f1107ebfe53de68ab85d6bc3 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -100,6 +100,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-fastrhino-r66s.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-fastrhino-r68s.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-lubancat-2.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-mecsbc.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-nanopi-r5c.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-nanopi-r5s.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-odroid-m1.dtb

diff --git a/arch/arm64/boot/dts/rockchip/rk3568-mecsbc.dts b/arch/arm64/boot/dts/rockchip/rk3568-mecsbc.dts
new file mode 100644 (file)
index 0000000..c2dfffc
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3568-mecsbc.dts
@@ -0,0 +1,404 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+/dts-v1/;
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
+#include <dt-bindings/pinctrl/rockchip.h>
+#include <dt-bindings/pwm/pwm.h>
+#include "rk3568.dtsi"
+
+/ {
+       model = "Protonic MECSBC";
+       compatible = "prt,mecsbc", "rockchip,rk3568";
+
+       aliases {
+               mmc0 = &sdhci;
+               mmc1 = &sdmmc0;
+       };
+
+       chosen: chosen {
+               stdout-path = "serial2:1500000n8";
+       };
+
+       tas2562-sound {
+               compatible = "simple-audio-card";
+               simple-audio-card,format = "i2s";
+               simple-audio-card,name = "Speaker";
+               simple-audio-card,mclk-fs = <256>;
+
+               simple-audio-card,cpu {
+                       sound-dai = <&i2s1_8ch>;
+               };
+
+               simple-audio-card,codec {
+                       sound-dai = <&tas2562>;
+               };
+       };
+
+       vdd_gpu: regulator-vdd-gpu {
+               compatible = "pwm-regulator";
+               pwms = <&pwm1 0 5000 PWM_POLARITY_INVERTED>;
+               regulator-name = "vdd_gpu";
+               regulator-min-microvolt = <915000>;
+               regulator-max-microvolt = <1000000>;
+               regulator-always-on;
+               regulator-boot-on;
+               regulator-settling-time-up-us = <250>;
+               pwm-dutycycle-range = <0 100>; /* dutycycle inverted 0% => 0.915V */
+       };
+
+       p3v3: regulator-p3v3 {
+               compatible = "regulator-fixed";
+               regulator-name = "p3v3";
+               regulator-always-on;
+               regulator-boot-on;
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+       };
+
+       p1v8: regulator-p1v8 {
+               compatible = "regulator-fixed";
+               regulator-name = "p1v8";
+               regulator-always-on;
+               regulator-boot-on;
+               regulator-min-microvolt = <1800000>;
+               regulator-max-microvolt = <1800000>;
+       };
+
+       vcc_sd: regulator-sd {
+               compatible = "regulator-gpio";
+               enable-gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_HIGH>;
+               enable-active-high;
+               gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_HIGH>;
+               regulator-name = "sdcard-gpio-supply";
+               regulator-min-microvolt = <1800000>;
+               regulator-max-microvolt = <3300000>;
+               states = <1800000 0x1>, <3300000 0x0>;
+       };
+
+       vdd_npu: regulator-vdd-npu {
+               compatible = "pwm-regulator";
+               pwms = <&pwm2 0 5000 PWM_POLARITY_INVERTED>;
+               regulator-name = "vdd_npu";
+               regulator-min-microvolt = <915000>;
+               regulator-max-microvolt = <1000000>;
+               regulator-always-on;
+               regulator-boot-on;
+               regulator-settling-time-up-us = <250>;
+               pwm-dutycycle-range = <0 100>; /* dutycycle inverted 0% => 0.915V */
+       };
+};
+
+&combphy0 {
+       status = "okay";
+};
+
+&combphy1 {
+       status = "okay";
+};
+
+&combphy2 {
+       status = "okay";
+};
+
+&cpu0 {
+       cpu-supply = <&vdd_cpu>;
+};
+
+&cpu1 {
+       cpu-supply = <&vdd_cpu>;
+};
+
+&cpu2 {
+       cpu-supply = <&vdd_cpu>;
+};
+
+&cpu3 {
+       cpu-supply = <&vdd_cpu>;
+};
+
+&gmac1 {
+       assigned-clocks = <&cru SCLK_GMAC1_RX_TX>, <&cru SCLK_GMAC1>;
+       assigned-clock-parents = <&cru SCLK_GMAC1_RGMII_SPEED>, <&cru CLK_MAC1_2TOP>;
+       phy-handle = <&rgmii_phy1>;
+       phy-mode = "rgmii-id";
+       clock_in_out = "output";
+       pinctrl-names = "default";
+       pinctrl-0 = <&gmac1m1_miim
+                    &gmac1m1_tx_bus2
+                    &gmac1m1_rx_bus2
+                    &gmac1m1_rgmii_clk
+                    &gmac1m1_clkinout
+                    &gmac1m1_rgmii_bus>;
+       status = "okay";
+};
+
+&gpu {
+       mali-supply = <&vdd_gpu>;
+       status = "okay";
+};
+
+&gpu_opp_table {
+       compatible = "operating-points-v2";
+
+       opp-200000000 {
+               opp-hz = /bits/ 64 <200000000>;
+               opp-microvolt = <915000>;
+       };
+
+       opp-300000000 {
+               opp-hz = /bits/ 64 <300000000>;
+               opp-microvolt = <915000>;
+       };
+
+       opp-400000000 {
+               opp-hz = /bits/ 64 <400000000>;
+               opp-microvolt = <915000>;
+       };
+
+       opp-600000000 {
+               opp-hz = /bits/ 64 <600000000>;
+               opp-microvolt = <920000>;
+       };
+
+       opp-700000000 {
+               opp-hz = /bits/ 64 <700000000>;
+               opp-microvolt = <950000>;
+       };
+
+       opp-800000000 {
+               opp-hz = /bits/ 64 <800000000>;
+               opp-microvolt = <1000000>;
+       };
+};
+
+&i2c0 {
+       status = "okay";
+
+       vdd_cpu: regulator@60 {
+               compatible = "fcs,fan53555";
+               reg = <0x60>;
+               fcs,suspend-voltage-selector = <1>;
+               regulator-name = "vdd_cpu";
+               regulator-always-on;
+               regulator-boot-on;
+               regulator-min-microvolt = <800000>;
+               regulator-max-microvolt = <1150000>;
+               regulator-ramp-delay = <2300>;
+
+               regulator-state-mem {
+                       regulator-off-in-suspend;
+               };
+       };
+};
+
+&i2c2 {
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c2m0_xfer>;
+};
+
+&i2c3 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c3m0_xfer>;
+       status = "okay";
+
+       tas2562: amplifier@4c {
+               compatible = "ti,tas2562";
+               reg = <0x4c>;
+               #sound-dai-cells = <0>;
+               shutdown-gpios = <&gpio1 RK_PD4 GPIO_ACTIVE_HIGH>;
+               interrupt-parent = <&gpio1>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_tas2562>;
+               interrupts = <RK_PD1 IRQ_TYPE_LEVEL_LOW>;
+               ti,imon-slot-no = <0>;
+       };
+};
+
+&i2c5 {
+       status = "okay";
+
+       temperature-sensor@48 {
+               compatible = "ti,tmp1075";
+               reg = <0x48>;
+       };
+
+       rtc@51 {
+               compatible = "nxp,pcf85363";
+               reg = <0x51>;
+               #clock-cells = <0>;
+               clock-output-names = "rtcic_32kout";
+       };
+};
+
+&i2s1_8ch {
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2s1m0_sclktx &i2s1m0_lrcktx &i2s1m0_sdi0 &i2s1m0_sdo0>;
+       rockchip,trcm-sync-tx-only;
+       status = "okay";
+};
+
+&mdio1 {
+       rgmii_phy1: ethernet-phy@2 {
+               compatible = "ethernet-phy-ieee802.3-c22";
+               reg = <0x2>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&eth_phy1_rst>;
+               reset-assert-us = <20000>;
+               reset-deassert-us = <100000>;
+               reset-gpios = <&gpio4 RK_PB3 GPIO_ACTIVE_LOW>;
+       };
+};
+
+&pcie2x1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pcie20m1_pins>;
+       reset-gpios = <&gpio3 RK_PC1 GPIO_ACTIVE_HIGH>;
+       status = "okay";
+};
+
+&pcie30phy {
+       status = "okay";
+};
+
+&pcie3x2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pcie30x2m1_pins>;
+       reset-gpios = <&gpio2 RK_PD6 GPIO_ACTIVE_HIGH>;
+       vpcie3v3-supply = <&p3v3>;
+       status = "okay";
+};
+
+&pinctrl {
+       ethernet {
+               eth_phy1_rst: eth-phy1-rst {
+                       rockchip,pins = <4 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+       };
+
+       tas2562 {
+               pinctrl_tas2562: tas2562 {
+                       rockchip,pins = <1 RK_PD4 RK_FUNC_GPIO &pcfg_pull_up>;
+               };
+       };
+};
+
+&pmu_io_domains {
+       pmuio1-supply = <&p3v3>;
+       pmuio2-supply = <&p3v3>;
+       vccio1-supply = <&p1v8>;
+       vccio2-supply = <&p1v8>;
+       vccio3-supply = <&vcc_sd>;
+       vccio4-supply = <&p1v8>;
+       vccio5-supply = <&p3v3>;
+       vccio6-supply = <&p1v8>;
+       vccio7-supply = <&p3v3>;
+       status = "okay";
+};
+
+&pwm1 {
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&pwm1m0_pins>;
+};
+
+&pwm2 {
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&pwm2m0_pins>;
+};
+
+&saradc {
+       vref-supply = <&p1v8>;
+       status = "okay";
+};
+
+&sdhci {
+       bus-width = <8>;
+       max-frequency = <200000000>;
+       non-removable;
+       pinctrl-names = "default";
+       pinctrl-0 = <&emmc_bus8 &emmc_clk &emmc_cmd &emmc_datastrobe>;
+       vmmc-supply = <&p3v3>;
+       vqmmc-supply = <&p1v8>;
+       mmc-hs200-1_8v;
+       non-removable;
+       no-sd;
+       no-sdio;
+       status = "okay";
+};
+
+&sdmmc0 {
+       bus-width = <4>;
+       cap-sd-highspeed;
+       cd-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_LOW>;
+       disable-wp;
+       pinctrl-names = "default";
+       pinctrl-0 = <&sdmmc0_bus4 &sdmmc0_clk &sdmmc0_cmd &sdmmc0_det>;
+       sd-uhs-sdr50;
+       sd-uhs-sdr104;
+       vmmc-supply = <&p3v3>;
+       vqmmc-supply = <&vcc_sd>;
+       status = "okay";
+};
+
+&tsadc {
+       rockchip,hw-tshut-mode = <1>;
+       rockchip,hw-tshut-polarity = <0>;
+       status = "okay";
+};
+
+&uart2 {
+       status = "okay";
+};
+
+&usb_host0_ehci {
+       status = "okay";
+};
+
+&usb_host0_ohci {
+       status = "okay";
+};
+
+&usb_host0_xhci {
+       dr_mode = "host";
+       extcon = <&usb2phy0>;
+       status = "okay";
+};
+
+&usb_host1_ehci {
+       status = "okay";
+};
+
+&usb_host1_ohci {
+       status = "okay";
+};
+
+&usb_host1_xhci {
+       status = "okay";
+};
+
+&usb2phy0 {
+       status = "okay";
+};
+
+&usb2phy0_host {
+       status = "okay";
+};
+
+&usb2phy0_otg {
+       status = "okay";
+};
+
+&usb2phy1 {
+       status = "okay";
+};
+
+&usb2phy1_host {
+       status = "okay";
+};
+
+&usb2phy1_otg {
+       status = "okay";
+};