On 2020/4/28 下午6:00, Jagan Teki wrote:
Sync Firefly ROC-RK3399-PC Mezzanine Board dts file
from Linux v5.7-rc1.
Signed-off-by: Suniel Mahesh <sunil@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
Reviewed-by: Kever Yang <kever.yang@xxxxxxxxxxxxxx>
Thanks,
- Kever
---
Changes for v2:
- none
arch/arm/dts/Makefile | 1 +
arch/arm/dts/rk3399-roc-pc-mezzanine.dts | 93 ++++++++++++++++++++++++
2 files changed, 94 insertions(+)
create mode 100644 arch/arm/dts/rk3399-roc-pc-mezzanine.dts
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index af7d804b66..409b0d1b3f 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -131,6 +131,7 @@ dtb-$(CONFIG_ROCKCHIP_RK3399) += \
rk3399-puma-ddr1600.dtb \
rk3399-puma-ddr1866.dtb \
rk3399-roc-pc.dtb \
+ rk3399-roc-pc-mezzanine.dtb \
rk3399-rock-pi-4.dtb \
rk3399-rock960.dtb \
rk3399-rockpro64.dtb
diff --git a/arch/arm/dts/rk3399-roc-pc-mezzanine.dts b/arch/arm/dts/rk3399-roc-pc-mezzanine.dts
new file mode 100644
index 0000000000..2acb3d500f
--- /dev/null
+++ b/arch/arm/dts/rk3399-roc-pc-mezzanine.dts
@@ -0,0 +1,93 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2017 T-Chip Intelligent Technology Co., Ltd
+ * Copyright (c) 2019 Markus Reichl <m.reichl@xxxxxxxxxxxxx>
+ */
+
+/dts-v1/;
+#include "rk3399-roc-pc.dtsi"
+
+/ {
+ model = "Firefly ROC-RK3399-PC Mezzanine Board";
+ compatible = "firefly,roc-rk3399-pc-mezzanine", "rockchip,rk3399";
+
+ vcc3v3_ngff: vcc3v3-ngff {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc3v3_ngff";
+ enable-active-high;
+ gpio = <&gpio4 RK_PD3 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&vcc3v3_ngff_en>;
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ vin-supply = <&dc_12v>;
+ };
+
+ vcc3v3_pcie: vcc3v3-pcie {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc3v3_pcie";
+ enable-active-high;
+ gpio = <&gpio1 RK_PC1 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&vcc3v3_pcie_en>;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ vin-supply = <&dc_12v>;
+ };
+};
+
+&pcie_phy {
+ status = "okay";
+};
+
+&pcie0 {
+ ep-gpios = <&gpio4 RK_PD1 GPIO_ACTIVE_HIGH>;
+ num-lanes = <4>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pcie_perst>;
+ vpcie3v3-supply = <&vcc3v3_pcie>;
+ vpcie1v8-supply = <&vcc1v8_pmu>;
+ vpcie0v9-supply = <&vcca_0v9>;
+ status = "okay";
+};
+
+&pinctrl {
+ ngff {
+ vcc3v3_ngff_en: vcc3v3-ngff-en {
+ rockchip,pins = <4 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+
+ pcie {
+ vcc3v3_pcie_en: vcc3v3-pcie-en {
+ rockchip,pins = <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+
+ pcie_perst: pcie-perst {
+ rockchip,pins = <4 RK_PD1 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+};
+
+&sdio0 {
+ bus-width = <4>;
+ cap-sd-highspeed;
+ cap-sdio-irq;
+ keep-power-in-suspend;
+ mmc-pwrseq = <&sdio_pwrseq>;
+ non-removable;
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdio0_bus4 &sdio0_cmd &sdio0_clk>;
+ sd-uhs-sdr104;
+ vmmc-supply = <&vcc3v3_ngff>;
+ vqmmc-supply = <&vcc_1v8>;
+ status = "okay";
+};
+
+&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>;
+ status = "okay";
+};
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