From patchwork Wed Mar 15 03:34:41 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yixun Lan X-Patchwork-Id: 664329 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4BAA1C7618A for ; Wed, 15 Mar 2023 03:35:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230365AbjCODfZ (ORCPT ); Tue, 14 Mar 2023 23:35:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48336 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230420AbjCODfX (ORCPT ); Tue, 14 Mar 2023 23:35:23 -0400 Received: from smtp.gentoo.org (woodpecker.gentoo.org [140.211.166.183]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 79A5125BA5; Tue, 14 Mar 2023 20:35:21 -0700 (PDT) From: Yixun Lan To: Heiko Stuebner , Rob Herring , Krzysztof Kozlowski , Sebastian Reichel Cc: Jagan Teki , Christopher Obbard , Yixun Lan , Nick Xie , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/2] arm64: dts: rockchip: Add Khadas edge2 board Date: Wed, 15 Mar 2023 11:34:41 +0800 Message-Id: <20230315033441.32719-3-dlan@gentoo.org> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230315033441.32719-1-dlan@gentoo.org> References: <20230315033441.32719-1-dlan@gentoo.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Edge2 is an ultraslim, credit-card sized ARM PC designed by Khadas. In this patch, we will add basic device tree support for this board, Only eMMC, UART are enabled, so it's capable of booting into a basic linux system from eMMC via serial console. Signed-off-by: Yixun Lan --- arch/arm64/boot/dts/rockchip/Makefile | 1 + .../dts/rockchip/rk3588s-khadas-edge2.dts | 37 +++++++++++++++++++ 2 files changed, 38 insertions(+) create mode 100644 arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile index 99a44c400d6a..1743e9e14426 100644 --- a/arch/arm64/boot/dts/rockchip/Makefile +++ b/arch/arm64/boot/dts/rockchip/Makefile @@ -90,4 +90,5 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-rock-3a.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-edgeble-neu6a-io.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-evb1-v10.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-rock-5b.dtb +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588s-khadas-edge2.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588s-rock-5a.dtb diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts b/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts new file mode 100644 index 000000000000..93b4a0c4ed0f --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts @@ -0,0 +1,37 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) + +/dts-v1/; + +#include +#include +#include "rk3588s.dtsi" + +/ { + model = "Khadas Edge2"; + compatible = "khadas,edge2", "rockchip,rk3588s"; + + aliases { + mmc0 = &sdhci; + serial2 = &uart2; + }; + + chosen { + stdout-path = "serial2:1500000n8"; + }; +}; + +&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"; +};