Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
From:   Yangtao Li <frank.li@vivo.com>
To:     Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Paul Walmsley <paul.walmsley@sifive.com>,
        Palmer Dabbelt <palmer@dabbelt.com>,
        Albert Ou <aou@eecs.berkeley.edu>,
        Jisheng Zhang <jszhang@kernel.org>, Wei Fu <wefu@redhat.com>,
        Yangtao Li <frank.li@vivo.com>
Cc:     Icenowy Zheng <uwu@icenowy.me>, devicetree@vger.kernel.org,
        linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 3/5] riscv: dts: thead: add sipeed Lichee Pi 4A board device tree
Date:   Thu, 11 May 2023 04:44:54 +0800
Message-Id: <20230510204456.57202-3-frank.li@vivo.com>
In-Reply-To: <20230510204456.57202-1-frank.li@vivo.com>
References: <20230510204456.57202-1-frank.li@vivo.com>
Content-Transfer-Encoding: 8bit
Content-Type: text/plain
MIME-Version: 1.0
X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1
X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?bRM0sJ5Xp71vVayi3kO2fR2WJ5eMfnIwKbvlKd9stC7GVrInn88oE6DdCEjP?=
 =?us-ascii?Q?O84Xwl+sH+N6B8eK4Y9xcElGUhrv7dSld3O99f7cg8w70//LI0M+sB1HoNea?=
 =?us-ascii?Q?CGZQ24xlGPH0p9X0LWgAAsvM+Y0yJn7YepS1IF9pHnxbgW62M/xY7FD4bKxU?=
 =?us-ascii?Q?qmNvrWBbxVIJOH/2UQe+E6Ns/bmSLQlIOGQ9jNm1QF9/PUyBMQHT21XybkSM?=
 =?us-ascii?Q?S/6gVi6osdaMEoLpH3EKUmOIBGtDeZZLdp6ra4SbxoFfDiW6caBLVxfJx/On?=
 =?us-ascii?Q?um+6aneNPvCzZlDi+XfRI8Bjvow5MPxzdogcV4VY0t8sq9PxAJIG4PXl+4xj?=
 =?us-ascii?Q?PY6AGLHShxCnjsLNrbybISJ0+/mv+NMKIpJjM7glEuL6PKqRRGmH3lVAggP2?=
 =?us-ascii?Q?B3K9tba6YFmJ3GmdXgZfttRWJ95MEA2y4bQ+cgi/IMUIC1xLSWPbZ7gYqiHt?=
 =?us-ascii?Q?voue4AdnFrAwvlpmhwZAyCQjjqsM/lMu1AEh/55w8BI4RBOjxMvXb1X1oNgy?=
 =?us-ascii?Q?Gzg6c32Fgf4BwtUWtFYchcbrscmpI0KHgJZimvToyZHkZOr3KdcQBR2oC9Lz?=
 =?us-ascii?Q?ocCwKbpvRphMSxHJ+uprph7i4V2PDmmqYeNiHQ/NJ2up0igltlFgY5wd1ENW?=
 =?us-ascii?Q?HMYKKzRCpxgZ8dNi8NNPUfsJO1sEj3zeKJCksxZ2F9xZRyDBkCmlUhm+dYBL?=
 =?us-ascii?Q?l8N03tbEg4+bWduCR3eptdwMhnc42bmLk+hkHXinu28DokevKcUAzU8JVo5r?=
 =?us-ascii?Q?QmqNz2gTVsFGm3rTJX/uzz3ouWjYlOaz4u9DZfPSdURZqZnHcFz4eEj9LWGU?=
 =?us-ascii?Q?f0SWsy4ECHUN3sIPey8DfKqsYuuG43liRq1xpVwyx/wIBYlrC5sCzOy3bBuz?=
 =?us-ascii?Q?8976Iv4BAeX+HUHeLgKkE0cxFzZx87Ypcf2WYQJRQGWKQGGsl+KU5We30trW?=
 =?us-ascii?Q?NQC0fHBpanUXZhsoJeFfLqIV0vNwRLMJqJNmMTMrFcAJTXhsZ8/dbLtqcRsB?=
 =?us-ascii?Q?0fSXj/nr8jG58O6kwwLmIWANDK13PbZ7ADrcMPzO0sAfYJFdHc3Du2kAaLWA?=
 =?us-ascii?Q?QJ5HsFgW5dZ8zjOO8DvQ7synFmLxEY/qsqT+GwESBvKZlxs8s8hOTN5VgVFF?=
 =?us-ascii?Q?W0VzMu1KgplQmCQbQBnXoz0YCDvLMR4xHk9FkVe3kL8Yw/ALvS2l16ss6Kr2?=
 =?us-ascii?Q?ACAoiN5kT47B8f1hgAxXgneWAdaTljj4KtgO/ZL2oZUk1Kc06iwOSJUpJZ41?=
 =?us-ascii?Q?m+rPLb0QiCpXzt8p4nN985To/4QoGkYIMJLotOcjQU5YSXKizpDv78vEt3ar?=
 =?us-ascii?Q?C4ZSnckeRf/B1MKJcgTBKWw/h7/RFVRym3BuUeZEu3RqWC7tupLrwQ/igTum?=
 =?us-ascii?Q?NyBQGjD3p8DALEdV0FRNhikftbVxUCnLlxB5NR4ZP2irLkFQ/0UW9tCWvEqx?=
 =?us-ascii?Q?Lb4hcUJ5oZa5DnLn52k49BZmEdE+7DOG9B/twy2iMnfhm4ku0OJQw3I48cc6?=
 =?us-ascii?Q?+NiFaa+JyH1TSIfyEYqAq+ajHrHPjKnbC5+vOjgc0ne1UKWYcFbLY/G+AWMt?=
 =?us-ascii?Q?uWW4PrmAyXuTBxhpVmUS5V7iDL3AJD3P9tN6wBeU?=
X-OriginatorOrg: vivo.com
X-MS-Exchange-CrossTenant-Network-Message-Id: b727f876-a141-4e82-a79c-08db519774e1
X-MS-Exchange-CrossTenant-AuthSource: SEZPR06MB5269.apcprd06.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 May 2023 20:45:14.6807
 (UTC)
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-CrossTenant-Id: 923e42dc-48d5-4cbe-b582-1a797a6412ed
X-MS-Exchange-CrossTenant-MailboxType: HOSTED
X-MS-Exchange-CrossTenant-UserPrincipalName: qK0W0rH9B1tAQCquY8fkyiKPM0txB43NvVfZi+i30kygiSR7L98dDRoKhmBb/v3Oza6nz2FVD9Ba+OvHpgd0+A==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: TYZPR06MB6468
X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,
        DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE,
        RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE,
        URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on
        lindbergh.monkeyblade.net
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

From: Jisheng Zhang <jszhang@kernel.org>

Sipeed's Lichee Pi 4A development board uses Lichee Module 4A core
module which is powered by T-HEAD's light(a.k.a TH1520) SoC. Add
minimal device tree files for the core module and the development
board.

Support basic uart/gpio/dmac drivers, so supports booting to a basic
shell.

Cc: Icenowy Zheng <uwu@icenowy.me>
Cc: Wei Fu <wefu@redhat.com>
Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Signed-off-by: Yangtao Li <frank.li@vivo.com>
---
v2:
-cleanup `light`
 arch/riscv/boot/dts/Makefile                  |  1 +
 arch/riscv/boot/dts/thead/Makefile            |  2 +
 .../dts/thead/th1520-lichee-module-4a.dtsi    | 39 +++++++++++++++++++
 .../boot/dts/thead/th1520-lichee-pi-4a.dts    | 33 ++++++++++++++++
 4 files changed, 75 insertions(+)
 create mode 100644 arch/riscv/boot/dts/thead/Makefile
 create mode 100644 arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi
 create mode 100644 arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts

diff --git a/arch/riscv/boot/dts/Makefile b/arch/riscv/boot/dts/Makefile
index f0d9f89054f8..1e884868ccba 100644
--- a/arch/riscv/boot/dts/Makefile
+++ b/arch/riscv/boot/dts/Makefile
@@ -2,6 +2,7 @@
 subdir-y += allwinner
 subdir-y += sifive
 subdir-y += starfive
+subdir-y += thead
 subdir-y += canaan
 subdir-y += microchip
 subdir-y += renesas
diff --git a/arch/riscv/boot/dts/thead/Makefile b/arch/riscv/boot/dts/thead/Makefile
new file mode 100644
index 000000000000..e311fc9a5939
--- /dev/null
+++ b/arch/riscv/boot/dts/thead/Makefile
@@ -0,0 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0
+dtb-$(CONFIG_ARCH_THEAD) += th1520-lichee-pi-4a.dtb
diff --git a/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi b/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi
new file mode 100644
index 000000000000..bc5f8677d546
--- /dev/null
+++ b/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi
@@ -0,0 +1,39 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2023 Jisheng Zhang <jszhang@kernel.org>
+ * Copyright (C) 2023 Yangtao Li <frank.li@vivo.com>
+ */
+
+/dts-v1/;
+
+#include "th1520.dtsi"
+
+/ {
+	model = "Sipeed Lichee Module 4A";
+	compatible = "sipeed,lichee-module-4a", "thead,th1520";
+
+	memory@0 {
+		device_type = "memory";
+		reg = <0x0 0x00000000 0x2 0x00000000>;
+	};
+};
+
+&osc {
+	clock-frequency = <24000000>;
+};
+
+&osc_32k {
+	clock-frequency = <32768>;
+};
+
+&apb_clk {
+	clock-frequency = <62500000>;
+};
+
+&uart_sclk {
+	clock-frequency = <100000000>;
+};
+
+&dmac0 {
+	status = "okay";
+};
diff --git a/arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts b/arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts
new file mode 100644
index 000000000000..86d677175feb
--- /dev/null
+++ b/arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts
@@ -0,0 +1,33 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2023 Jisheng Zhang <jszhang@kernel.org>
+ * Copyright (C) 2023 Yangtao Li <frank.li@vivo.com>
+ */
+
+#include "th1520-lichee-module-4a.dtsi"
+
+/ {
+	model = "Sipeed Lichee Pi 4A";
+	compatible = "sipeed,lichee-pi-4a", "sipeed,lichee-module-4a", "thead,th1520";
+
+	aliases {
+		gpio0 = &gpio0;
+		gpio1 = &gpio1;
+		gpio2 = &gpio2;
+		gpio3 = &gpio3;
+		serial0 = &uart0;
+		serial1 = &uart1;
+		serial2 = &uart2;
+		serial3 = &uart3;
+		serial4 = &uart4;
+		serial5 = &uart5;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
-- 
2.34.1