[PATCH 2/2] riscv: dts: sophgo: Add emmc support for Huashan Pi
Inochi Amaoto
inochiama at gmail.com
Fri Oct 25 04:29:00 PDT 2024
From: Inochi Amaoto <inochiama at outlook.com>
Add emmc node configuration for Huashan Pi.
Signed-off-by: Inochi Amaoto <inochiama at gmail.com>
---
.../boot/dts/sophgo/cv1812h-huashan-pi.dts | 12 +++++++++++
arch/riscv/boot/dts/sophgo/cv1812h.dtsi | 1 +
arch/riscv/boot/dts/sophgo/cv181x.dtsi | 21 +++++++++++++++++++
arch/riscv/boot/dts/sophgo/sg2002.dtsi | 1 +
4 files changed, 35 insertions(+)
create mode 100644 arch/riscv/boot/dts/sophgo/cv181x.dtsi
diff --git a/arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts b/arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts
index 4ea27cd357dc..26b57e15adc1 100644
--- a/arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts
+++ b/arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts
@@ -43,6 +43,18 @@ &osc {
clock-frequency = <25000000>;
};
+&emmc {
+ status = "okay";
+ bus-width = <4>;
+ max-frequency = <200000000>;
+ mmc-ddr-1_8v;
+ mmc-ddr-3_3v;
+ mmc-hs200-1_8v;
+ no-sd;
+ no-sdio;
+ non-removable;
+};
+
&sdhci0 {
status = "okay";
bus-width = <4>;
diff --git a/arch/riscv/boot/dts/sophgo/cv1812h.dtsi b/arch/riscv/boot/dts/sophgo/cv1812h.dtsi
index 815114db54ed..8a1b95c5116b 100644
--- a/arch/riscv/boot/dts/sophgo/cv1812h.dtsi
+++ b/arch/riscv/boot/dts/sophgo/cv1812h.dtsi
@@ -6,6 +6,7 @@
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pinctrl/pinctrl-cv1812h.h>
#include "cv18xx.dtsi"
+#include "cv181x.dtsi"
/ {
compatible = "sophgo,cv1812h";
diff --git a/arch/riscv/boot/dts/sophgo/cv181x.dtsi b/arch/riscv/boot/dts/sophgo/cv181x.dtsi
new file mode 100644
index 000000000000..5fd14dd1b14f
--- /dev/null
+++ b/arch/riscv/boot/dts/sophgo/cv181x.dtsi
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright (C) 2024 Inochi Amaoto <inochiama at outlook.com>
+ */
+
+#include <dt-bindings/clock/sophgo,cv1800.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/ {
+ soc {
+ emmc: mmc at 4300000 {
+ compatible = "sophgo,cv1800b-dwcmshc";
+ reg = <0x4300000 0x1000>;
+ interrupts = <34 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk CLK_AXI4_EMMC>,
+ <&clk CLK_EMMC>;
+ clock-names = "core", "bus";
+ status = "disabled";
+ };
+ };
+};
diff --git a/arch/riscv/boot/dts/sophgo/sg2002.dtsi b/arch/riscv/boot/dts/sophgo/sg2002.dtsi
index 242fde84443f..8c35cdc34d2d 100644
--- a/arch/riscv/boot/dts/sophgo/sg2002.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2002.dtsi
@@ -6,6 +6,7 @@
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pinctrl/pinctrl-sg2002.h>
#include "cv18xx.dtsi"
+#include "cv181x.dtsi"
/ {
compatible = "sophgo,sg2002";
--
2.47.0
More information about the linux-riscv
mailing list