From patchwork Thu Jul 13 18:52:48 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Davis X-Patchwork-Id: 13312580 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 38BA2C0015E for ; Thu, 13 Jul 2023 18:53:50 +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: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:In-Reply-To:References: List-Owner; bh=hFkK0te8wToj7Iia3baBWDNwo6j68+LfEiSA/0Y6p3I=; b=i6ajLKAQWE43rR VJxJlL4BeIZZHRrlmgJdjjl4M26PeosR/XSa2rLbRW6WkIeW6Woh8G6hIwRjVwj+HYRMpAkP5qRMH ZSTWLB9sn+rFRhOSU2Teldmj1GrA/wkCjN5shx5urtuAJmK2cfn6wtTLjLnZhWAbjYRAB29mjmCbj 3e+DXAxznG5BUbfz9wSBgEHUZSOgxsddelMCa2zVaSb6Wz/S7sxEWU0aqh8nL5s/YRC/8YTOQuiqK lHAqu9LLumMXrffbs21yvFxi9ztJ/GBDBTH6fASxlj8zRIdPMUbMnLBsZrOV6NOt3Sv1hBWs4xJ3a bOcfe/SRYzB+0NRvmNMA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qK1RE-004Ai5-0m; Thu, 13 Jul 2023 18:53:16 +0000 Received: from lelv0143.ext.ti.com ([198.47.23.248]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qK1R2-004AeI-39 for linux-arm-kernel@lists.infradead.org; Thu, 13 Jul 2023 18:53:08 +0000 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 36DIqtvx021156; Thu, 13 Jul 2023 13:52:55 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1689274375; bh=rGrWFWxY4ESF8sdW5ypK/P2FATFfx8obqzCnF/iJuPw=; h=From:To:CC:Subject:Date; b=xpVVpS07DZL96z4smDz/aUgYX5LbBu+wPKgettPpG6jrZMdt7P5b+H9Tupe2VH0wY SgFEqOdHpi1y8tC9lr9gvl6uMu5acYyjYRBXuTJfrmrBwG2PfinZYyuhwVLrCsIhPU eH/1dzGjaB2qHMFx/uzvhT0vP7WgpsZH8jDh5D5A= Received: from DFLE108.ent.ti.com (dfle108.ent.ti.com [10.64.6.29]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 36DIqtId109566 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 13 Jul 2023 13:52:55 -0500 Received: from DFLE100.ent.ti.com (10.64.6.21) by DFLE108.ent.ti.com (10.64.6.29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Thu, 13 Jul 2023 13:52:54 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE100.ent.ti.com (10.64.6.21) 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; Thu, 13 Jul 2023 13:52:54 -0500 Received: from fllv0040.itg.ti.com (ileaxei01-snat.itg.ti.com [10.180.69.5]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 36DIqsh6080681; Thu, 13 Jul 2023 13:52:54 -0500 From: Andrew Davis To: Russell King , Kunihiko Hayashi , Masami Hiramatsu , Arnd Bergmann , Masahiro Yamada , Jonas Jensen , =?utf-8?q?Andreas_F=C3=A4rber?= CC: , , Andrew Davis Subject: [PATCH v3 1/5] ARM: Kconfig: move platform selection into its own Kconfig file Date: Thu, 13 Jul 2023 13:52:48 -0500 Message-ID: <20230713185252.27797-1-afd@ti.com> X-Mailer: git-send-email 2.39.2 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-20230713_115305_097885_DBEE4F30 X-CRM114-Status: GOOD ( 14.49 ) 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 --- Changes from v1/v2: - Rebased on latest master 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 7a27550ff3c1f..1c49cd5c308db 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