From patchwork Tue Jun 28 06:26:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Qin Jian X-Patchwork-Id: 12897770 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 smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 12BB8C433EF for ; Tue, 28 Jun 2022 06:27:18 +0000 (UTC) Received: by smtp.kernel.org (Postfix) id D1D71C341CB; Tue, 28 Jun 2022 06:27:17 +0000 (UTC) Received: from mx1.cqplus1.com (mx1.cqplus1.com [113.204.237.245]) by smtp.kernel.org (Postfix) with ESMTP id B719EC3411D for ; Tue, 28 Jun 2022 06:27:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 smtp.kernel.org B719EC3411D Authentication-Results: smtp.kernel.org; dmarc=none (p=none dis=none) header.from=cqplus1.com Authentication-Results: smtp.kernel.org; spf=pass smtp.mailfrom=cqplus1.com X-MailGates: (flag:4,DYNAMIC,BADHELO,RELAY,NOHOST:PASS)(compute_score:DE LIVER,40,3) Received: from 172.28.114.216 by mx1.cqplus1.com with MailGates ESMTP Server V5.0(20103:0:AUTH_RELAY) (envelope-from ); Tue, 28 Jun 2022 14:27:01 +0800 (CST) From: Qin Jian To: sboyd@kernel.org List-Id: Cc: krzysztof.kozlowski+dt@linaro.org, robh+dt@kernel.org, mturquette@baylibre.com, linux@armlinux.org.uk, arnd@arndb.de, olof@lixom.net, soc@kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, Qin Jian Subject: [PATCH v20 09/11] ARM: sunplus: Add initial support for Sunplus SP7021 SoC Date: Tue, 28 Jun 2022 14:26:49 +0800 Message-Id: <52528dc767a8cf3b97ab1cebe287f542d5648985.1656396767.git.qinjian@cqplus1.com> X-Mailer: git-send-email 2.33.1 In-Reply-To: References: MIME-Version: 1.0 This patch aims to add an initial support for Sunplus SP7021 SoC. Reviewed-by: Arnd Bergmann Signed-off-by: Qin Jian --- MAINTAINERS | 1 + arch/arm/Kconfig | 2 ++ arch/arm/Makefile | 1 + arch/arm/mach-sunplus/Kconfig | 27 +++++++++++++++++++++++++++ arch/arm/mach-sunplus/Makefile | 8 ++++++++ arch/arm/mach-sunplus/sp7021.c | 16 ++++++++++++++++ 6 files changed, 55 insertions(+) create mode 100644 arch/arm/mach-sunplus/Kconfig create mode 100644 arch/arm/mach-sunplus/Makefile create mode 100644 arch/arm/mach-sunplus/sp7021.c diff --git a/MAINTAINERS b/MAINTAINERS index a3eeb3a5a..495bfe0f9 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2834,6 +2834,7 @@ F: Documentation/devicetree/bindings/arm/sunplus,sp7021.yaml F: Documentation/devicetree/bindings/clock/sunplus,sp7021-clkc.yaml F: Documentation/devicetree/bindings/interrupt-controller/sunplus,sp7021-intc.yaml F: Documentation/devicetree/bindings/reset/sunplus,reset.yaml +F: arch/arm/mach-sunplus/ F: drivers/clk/clk-sp7021.c F: drivers/irqchip/irq-sp7021-intc.c F: drivers/reset/reset-sunplus.c diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 7630ba9cb..cb37b1722 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -588,6 +588,8 @@ source "arch/arm/mach-sti/Kconfig" source "arch/arm/mach-stm32/Kconfig" +source "arch/arm/mach-sunplus/Kconfig" + source "arch/arm/mach-sunxi/Kconfig" source "arch/arm/mach-tegra/Kconfig" diff --git a/arch/arm/Makefile b/arch/arm/Makefile index c8e3633f5..56f655dee 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -215,6 +215,7 @@ machine-$(CONFIG_ARCH_RENESAS) += shmobile machine-$(CONFIG_ARCH_INTEL_SOCFPGA) += socfpga machine-$(CONFIG_ARCH_STI) += sti machine-$(CONFIG_ARCH_STM32) += stm32 +machine-$(CONFIG_ARCH_SUNPLUS) += sunplus machine-$(CONFIG_ARCH_SUNXI) += sunxi machine-$(CONFIG_ARCH_TEGRA) += tegra machine-$(CONFIG_ARCH_U8500) += ux500 diff --git a/arch/arm/mach-sunplus/Kconfig b/arch/arm/mach-sunplus/Kconfig new file mode 100644 index 000000000..926cde5e3 --- /dev/null +++ b/arch/arm/mach-sunplus/Kconfig @@ -0,0 +1,27 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) + +menuconfig ARCH_SUNPLUS + bool "Sunplus SoCs" + depends on ARCH_MULTI_V7 + help + Support for Sunplus SoC family: SP7021 and succeeding SoC-based systems, + such as the Banana Pi BPI-F2S development board (and derivatives). + () + () + +config SOC_SP7021 + bool "Sunplus SP7021 SoC support" + depends on ARCH_SUNPLUS + default ARCH_SUNPLUS + select HAVE_ARM_ARCH_TIMER + select ARM_GIC + select ARM_PSCI + select PINCTRL + select PINCTRL_SPPCTL + select SERIAL_SUNPLUS + select SERIAL_SUNPLUS_CONSOLE + help + Support for Sunplus SP7021 SoC. It is based on ARM 4-core + Cortex-A7 with various peripherals (e.g.: I2C, SPI, SDIO, + Ethernet, etc.), FPGA interface, chip-to-chip bus. + It is designed for industrial control. diff --git a/arch/arm/mach-sunplus/Makefile b/arch/arm/mach-sunplus/Makefile new file mode 100644 index 000000000..d211de6af --- /dev/null +++ b/arch/arm/mach-sunplus/Makefile @@ -0,0 +1,8 @@ +# SPDX-License-Identifier: GPL-2.0 +# +# Makefile for the linux kernel. +# + +# Object file lists. + +obj-$(CONFIG_SOC_SP7021) += sp7021.o diff --git a/arch/arm/mach-sunplus/sp7021.c b/arch/arm/mach-sunplus/sp7021.c new file mode 100644 index 000000000..774d0a5bd --- /dev/null +++ b/arch/arm/mach-sunplus/sp7021.c @@ -0,0 +1,16 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Copyright (C) Sunplus Technology Co., Ltd. + * All rights reserved. + */ +#include +#include + +static const char *sp7021_compat[] __initconst = { + "sunplus,sp7021", + NULL +}; + +DT_MACHINE_START(SP7021_DT, "SP7021") + .dt_compat = sp7021_compat, +MACHINE_END