From patchwork Mon Sep 11 14:06:58 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Davis X-Patchwork-Id: 13379377 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 40701EEB580 for ; Mon, 11 Sep 2023 14:08:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=HAwFt3PRk+5EHmOVOK1GDtib8/3grEFRnHZrK3sue1s=; b=uuWLWK27fWiPkN DGnNpaP7mXlBsT4G/an456hTZ1IZLDAWEmzD1B1fiaC1fJd1QJRMhjUVRSxBRsXrvwHWvW6dZUWnj QWgYfvQT+1Y/2ocZbcghrsBtTVOEo97u2btxHVOR7M5Lt3Yj8KkOl9+fk0yHusuDBcf73qWyIqn0X dScYQEVCGTNA3YV2UJOrYNWEIUFe91XADCY1F0WdnjYOz2Uk3UqsLpz6nefd/YZkYAVZufxtH5hoV t8ET+GfohFdZ4fEoA3vyOeT7k+kRw/L/Q8apLhght0Bru1LEwqX1RaEM0H5OpAkJQrZ/OcSS1sCtO JwdEa6OZEYO3qghQThKg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qfhZe-000fFO-1o; Mon, 11 Sep 2023 14:07:34 +0000 Received: from lelv0142.ext.ti.com ([198.47.23.249]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qfhZY-000fAp-04 for linux-arm-kernel@lists.infradead.org; Mon, 11 Sep 2023 14:07:30 +0000 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 38BE77jZ019671; Mon, 11 Sep 2023 09:07:07 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1694441227; bh=T1j4L+FGOAfeev//7iy55jp1yaz1OIyoXhDTM++Q1LE=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=pTGnsWorT5l1Bqhq50kdq1zVxTVqsGfdyFEi0pzrVX9Qim3eU0+S9FcJFbqD+mTx0 IhAEdo3sfUjQaFA0BVmB/0+pxpszLxG7srRqwTu7a9fW8h4td2elG9Kmhh59Bcp70U MKWCOrj2jQ7xsdagqCQ82mwOeXfJiDPyr5jf9Qn4= Received: from DLEE109.ent.ti.com (dlee109.ent.ti.com [157.170.170.41]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 38BE773j014112 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 11 Sep 2023 09:07:07 -0500 Received: from DLEE114.ent.ti.com (157.170.170.25) by DLEE109.ent.ti.com (157.170.170.41) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Mon, 11 Sep 2023 09:07:07 -0500 Received: from lelv0327.itg.ti.com (10.180.67.183) by DLEE114.ent.ti.com (157.170.170.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Mon, 11 Sep 2023 09:07:07 -0500 Received: from fllv0039.itg.ti.com (ileaxei01-snat.itg.ti.com [10.180.69.5]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id 38BE765d120291; Mon, 11 Sep 2023 09:07:06 -0500 From: Andrew Davis To: Russell King , Baruch Siach , Vladimir Zapolskiy , Kunihiko Hayashi , Masami Hiramatsu , Arnd Bergmann , Geert Uytterhoeven , Linus Walleij CC: , , Andrew Davis Subject: [PATCH v2 1/8] ARM: Kconfig: move platform selection into its own Kconfig file Date: Mon, 11 Sep 2023 09:06:58 -0500 Message-ID: <20230911140705.59297-2-afd@ti.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230911140705.59297-1-afd@ti.com> References: <20230911140705.59297-1-afd@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230911_070728_269172_BED2AB7F X-CRM114-Status: GOOD ( 15.62 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Mostly just for better organization for now. This matches what is done on some other platforms including ARM64. This also lets us start to reduce the number of mach- directories that only exist to store the platform selection. Start with "Platform selection" and ARCH_VIRT. Signed-off-by: Andrew Davis --- arch/arm/Kconfig | 67 +------------------------------------ arch/arm/Kconfig.platforms | 68 ++++++++++++++++++++++++++++++++++++++ 2 files changed, 69 insertions(+), 66 deletions(-) create mode 100644 arch/arm/Kconfig.platforms diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 9557808e8937b..e8a1cb1fdcb48 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -339,72 +339,7 @@ config ARCH_MULTIPLATFORM Selecting N here allows using those options, including DEBUG_UNCOMPRESS, XIP_KERNEL and ZBOOT_ROM. If unsure, say Y. -menu "Platform selection" - depends on MMU - -comment "CPU Core family selection" - -config ARCH_MULTI_V4 - bool "ARMv4 based platforms (FA526, StrongARM)" - depends on !ARCH_MULTI_V6_V7 - # https://github.com/llvm/llvm-project/issues/50764 - depends on !LD_IS_LLD || LLD_VERSION >= 160000 - select ARCH_MULTI_V4_V5 - select CPU_FA526 if !(CPU_SA110 || CPU_SA1100) - -config ARCH_MULTI_V4T - bool "ARMv4T based platforms (ARM720T, ARM920T, ...)" - depends on !ARCH_MULTI_V6_V7 - # https://github.com/llvm/llvm-project/issues/50764 - depends on !LD_IS_LLD || LLD_VERSION >= 160000 - select ARCH_MULTI_V4_V5 - select CPU_ARM920T if !(CPU_ARM7TDMI || CPU_ARM720T || \ - CPU_ARM740T || CPU_ARM9TDMI || CPU_ARM922T || \ - CPU_ARM925T || CPU_ARM940T) - -config ARCH_MULTI_V5 - bool "ARMv5 based platforms (ARM926T, XSCALE, PJ1, ...)" - depends on !ARCH_MULTI_V6_V7 - select ARCH_MULTI_V4_V5 - select CPU_ARM926T if !(CPU_ARM946E || CPU_ARM1020 || \ - CPU_ARM1020E || CPU_ARM1022 || CPU_ARM1026 || \ - CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_FEROCEON) - -config ARCH_MULTI_V4_V5 - bool - -config ARCH_MULTI_V6 - bool "ARMv6 based platforms (ARM11)" - select ARCH_MULTI_V6_V7 - select CPU_V6K - -config ARCH_MULTI_V7 - bool "ARMv7 based platforms (Cortex-A, PJ4, Scorpion, Krait)" - default y - select ARCH_MULTI_V6_V7 - select CPU_V7 - select HAVE_SMP - -config ARCH_MULTI_V6_V7 - bool - select MIGHT_HAVE_CACHE_L2X0 - -config ARCH_MULTI_CPU_AUTO - def_bool !(ARCH_MULTI_V4 || ARCH_MULTI_V4T || ARCH_MULTI_V6_V7) - select ARCH_MULTI_V5 - -endmenu - -config ARCH_VIRT - bool "Dummy Virtual Machine" - depends on ARCH_MULTI_V7 - select ARM_AMBA - select ARM_GIC - select ARM_GIC_V2M if PCI - select ARM_GIC_V3 - select ARM_GIC_V3_ITS if PCI - select ARM_PSCI - select HAVE_ARM_ARCH_TIMER +source "arch/arm/Kconfig.platforms" config ARCH_AIROHA bool "Airoha SoC Support" diff --git a/arch/arm/Kconfig.platforms b/arch/arm/Kconfig.platforms new file mode 100644 index 0000000000000..ed1f6da11e243 --- /dev/null +++ b/arch/arm/Kconfig.platforms @@ -0,0 +1,68 @@ +# SPDX-License-Identifier: GPL-2.0-only + +menu "Platform selection" + depends on MMU + +comment "CPU Core family selection" + +config ARCH_MULTI_V4 + bool "ARMv4 based platforms (FA526, StrongARM)" + depends on !ARCH_MULTI_V6_V7 + # https://github.com/llvm/llvm-project/issues/50764 + depends on !LD_IS_LLD || LLD_VERSION >= 160000 + select ARCH_MULTI_V4_V5 + select CPU_FA526 if !(CPU_SA110 || CPU_SA1100) + +config ARCH_MULTI_V4T + bool "ARMv4T based platforms (ARM720T, ARM920T, ...)" + depends on !ARCH_MULTI_V6_V7 + # https://github.com/llvm/llvm-project/issues/50764 + depends on !LD_IS_LLD || LLD_VERSION >= 160000 + select ARCH_MULTI_V4_V5 + select CPU_ARM920T if !(CPU_ARM7TDMI || CPU_ARM720T || \ + CPU_ARM740T || CPU_ARM9TDMI || CPU_ARM922T || \ + CPU_ARM925T || CPU_ARM940T) + +config ARCH_MULTI_V5 + bool "ARMv5 based platforms (ARM926T, XSCALE, PJ1, ...)" + depends on !ARCH_MULTI_V6_V7 + select ARCH_MULTI_V4_V5 + select CPU_ARM926T if !(CPU_ARM946E || CPU_ARM1020 || \ + CPU_ARM1020E || CPU_ARM1022 || CPU_ARM1026 || \ + CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_FEROCEON) + +config ARCH_MULTI_V4_V5 + bool + +config ARCH_MULTI_V6 + bool "ARMv6 based platforms (ARM11)" + select ARCH_MULTI_V6_V7 + select CPU_V6K + +config ARCH_MULTI_V7 + bool "ARMv7 based platforms (Cortex-A, PJ4, Scorpion, Krait)" + default y + select ARCH_MULTI_V6_V7 + select CPU_V7 + select HAVE_SMP + +config ARCH_MULTI_V6_V7 + bool + select MIGHT_HAVE_CACHE_L2X0 + +config ARCH_MULTI_CPU_AUTO + def_bool !(ARCH_MULTI_V4 || ARCH_MULTI_V4T || ARCH_MULTI_V6_V7) + select ARCH_MULTI_V5 + +endmenu + +config ARCH_VIRT + bool "Dummy Virtual Machine" + depends on ARCH_MULTI_V7 + select ARM_AMBA + select ARM_GIC + select ARM_GIC_V2M if PCI + select ARM_GIC_V3 + select ARM_GIC_V3_ITS if PCI + select ARM_PSCI + select HAVE_ARM_ARCH_TIMER