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From:   Sebastian Reichel <sebastian.reichel@collabora.com>
To:     Heiko Stuebner <heiko@sntech.de>
Cc:     Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Linus Walleij <linus.walleij@linaro.org>,
        Christopher Obbard <chris.obbard@collabora.com>,
        Benjamin Gaignard <benjamin.gaignard@collabora.com>,
        linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, kernel@collabora.com,
        Sebastian Reichel <sebastian.reichel@collabora.com>
Subject: [PATCHv3 9/9] arm64: dts: rockchip: Add rock-5b board
Date:   Mon, 21 Nov 2022 18:58:14 +0100
Message-Id: <20221121175814.68927-10-sebastian.reichel@collabora.com>
In-Reply-To: <20221121175814.68927-1-sebastian.reichel@collabora.com>
References: <20221121175814.68927-1-sebastian.reichel@collabora.com>
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From: Christopher Obbard <chris.obbard@collabora.com>

Add board file for the RK3588 Rock 5B board. This is a basic
implementation which just brings up the eMMC and UART which is
enough to successfully boot Linux.

The ethernet controller is connected via PCIe so support will
come in a follow-up patch.

Signed-off-by: Christopher Obbard <chris.obbard@collabora.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
---
 arch/arm64/boot/dts/rockchip/Makefile         |  1 +
 .../boot/dts/rockchip/rk3588-rock-5b.dts      | 43 +++++++++++++++++++
 2 files changed, 44 insertions(+)
 create mode 100644 arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts

diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
index 31fa55750a0f..b31aa1b0e9e3 100644
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -73,4 +73,5 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-bpi-r2-pro.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-rock-3a.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-evb1-v10.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-rock-5b.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588s-rock-5a.dtb
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
new file mode 100644
index 000000000000..2a55659bab41
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+/dts-v1/;
+
+#include "rk3588.dtsi"
+
+/ {
+	model = "Radxa Rock 5B Board";
+	compatible = "radxa,rock-5b", "rockchip,rk3588";
+
+	aliases {
+		mmc1 = &sdhci;
+	};
+
+	chosen {
+		stdout-path = "serial2:1500000n8";
+	};
+
+	vcc5v0_sys: regulator-vcc5v0-sys {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc5v0_sys";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+	};
+};
+
+&sdhci {
+	bus-width = <8>;
+	no-sdio;
+	no-sd;
+	non-removable;
+	max-frequency = <200000000>;
+	mmc-hs400-1_8v;
+	mmc-hs400-enhanced-strobe;
+	status = "okay";
+};
+
+&uart2 {
+	pinctrl-0 = <&uart2m0_xfer>;
+	status = "okay";
+};
-- 
2.35.1