From patchwork Fri Apr 3 19:44:49 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Stefan Agner X-Patchwork-Id: 458027 Return-Path: X-Original-To: incoming-imx@patchwork.ozlabs.org Delivered-To: patchwork-incoming-imx@bilbo.ozlabs.org Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2001:1868:205::9]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 81E6B1400B7 for ; Sat, 4 Apr 2015 06:56:22 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=fail reason="verification failed; unprotected key" header.d=agner.ch header.i=@agner.ch header.b=BiXzY8rE; dkim-adsp=none (unprotected policy); dkim-atps=neutral Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Ye7dJ-0002S8-75; Fri, 03 Apr 2015 19:52:01 +0000 Received: from mail.kmu-office.ch ([2a02:418:6a02::a2]) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Ye7XF-0006Lc-Uo for linux-arm-kernel@lists.infradead.org; Fri, 03 Apr 2015 19:45:48 +0000 Received: from trochilidae.agner.local (195-226-23-137.pool.cyberlink.ch [195.226.23.137]) by mail.kmu-office.ch (Postfix) with ESMTPSA id 069795C098F; Fri, 3 Apr 2015 21:44:11 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=agner.ch; s=dkim; t=1428090251; bh=GfD6o3GRUiJikTXpB2eu2Cpb6czGiFOItDU5y4755qo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BiXzY8rETWHoKiZeed59RBf/K2grUDMjcLcm4BE6Q1TPS3bIoNy0UQjYpEHUt7Sk8 gxzapb8KczCsH8SQVHxPEJCiVb4rKI8Eri3b2sYgWisxVhzvLGL9OMyD5oJFj/AlHF ElukTHjtGT2Nd/Ovm7NCNmfy+g8ipRFyKf7OpDLE= From: Stefan Agner To: shawn.guo@linaro.org, kernel@pengutronix.de, linux@arm.linux.org.uk, u.kleine-koenig@pengutronix.de, jason@lakedaemon.net, olof@lixom.net, arnd@arndb.de, daniel.lezcano@linaro.org, tglx@linutronix.de, mark.rutland@arm.com, pawel.moll@arm.com, robh+dt@kernel.org, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, marc.zyngier@arm.com, mcoquelin.stm32@gmail.com Subject: [PATCH v4 08/11] ARM: efm32: move into multiplatform Date: Fri, 3 Apr 2015 21:44:49 +0200 Message-Id: <1428090292-21693-9-git-send-email-stefan@agner.ch> X-Mailer: git-send-email 2.3.5 In-Reply-To: <1428090292-21693-1-git-send-email-stefan@agner.ch> References: <1428090292-21693-1-git-send-email-stefan@agner.ch> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150403_124546_401120_1B192449 X-CRM114-Status: GOOD ( 12.01 ) X-Spam-Score: -0.1 (/) X-Spam-Report: SpamAssassin version 3.4.0 on bombadil.infradead.org summary: Content analysis details: (-0.1 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_FAIL SPF: HELO does not match SPF record (fail) [SPF failed: Please see http://www.openspf.org/Why?s=helo; id=mail.kmu-office.ch; ip=2a02%3A418%3A6a02%3A%3Aa2; r=bombadil.infradead.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid Cc: devicetree@vger.kernel.org, Stefan Agner , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org List-Id: linux-imx-kernel.lists.patchwork.ozlabs.org From: Arnd Bergmann Since the multiplatform configuration can support no-MMU kernels now, there is nothing stopping us from moving the efm32 platform in there as well. This introduces a new ARCH_MULTI_V7M CPU architecture selection option, since v7-M is incompatible with v7-A, and we can have either of the two enabled for multiplatform, but not both at the same time. Acked-by: Uwe Kleine-König Signed-off-by: Arnd Bergmann Signed-off-by: Stefan Agner --- arch/arm/Kconfig | 33 ++++++++++++++------------------- arch/arm/configs/efm32_defconfig | 2 ++ 2 files changed, 16 insertions(+), 19 deletions(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 636cb3f..51d1750 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -316,7 +316,7 @@ config ARCH_MULTIPLATFORM select COMMON_CLK select GENERIC_CLOCKEVENTS select MIGHT_HAVE_PCI - select MULTI_IRQ_HANDLER + select MULTI_IRQ_HANDLER if !ARCH_MULTI_V7M select SPARSE_IRQ select USE_OF @@ -402,24 +402,6 @@ config ARCH_EBSA110 Ethernet interface, two PCMCIA sockets, two serial ports and a parallel port. -config ARCH_EFM32 - bool "Energy Micro efm32" - depends on !MMU - select ARCH_REQUIRE_GPIOLIB - select ARM_NVIC - select AUTO_ZRELADDR - select CLKSRC_OF - select COMMON_CLK - select CPU_V7M - select GENERIC_CLOCKEVENTS - select NO_DMA - select NO_IOPORT_MAP - select SPARSE_IRQ - select USE_OF - help - Support for Energy Micro's (now Silicon Labs) efm32 Giant Gecko - processors. - config ARCH_EP93XX bool "EP93xx-based" select ARCH_HAS_HOLES_MEMORYMODEL @@ -780,6 +762,13 @@ menu "Multiple platform selection" comment "CPU Core family selection" +config ARCH_MULTI_V7M + bool "ARMv7-M based platforms (Cortex-M)" + depends on !MMU && !(ARCH_MULTI_V4_V5 || ARCH_MULTI_V6_V7) + select CPU_V7M + select ARM_NVIC + select NO_IOPORT_MAP + config ARCH_MULTI_V4 bool "ARMv4 based platforms (FA526)" depends on !ARCH_MULTI_V6_V7 && MMU @@ -836,6 +825,12 @@ config ARCH_VIRT select ARM_PSCI select HAVE_ARM_ARCH_TIMER +config ARCH_EFM32 + bool "Energy Micro efm32" if ARCH_MULTI_V7M + help + Support for Energy Micro's (now Silicon Labs) efm32 Giant Gecko + processors. + # # This is sorted alphabetically by mach-* pathname. However, plat-* # Kconfigs may be included either alphabetically (according to the diff --git a/arch/arm/configs/efm32_defconfig b/arch/arm/configs/efm32_defconfig index c4c17e3..f58cb28 100644 --- a/arch/arm/configs/efm32_defconfig +++ b/arch/arm/configs/efm32_defconfig @@ -16,6 +16,8 @@ CONFIG_EMBEDDED=y # CONFIG_IOSCHED_DEADLINE is not set # CONFIG_IOSCHED_CFQ is not set # CONFIG_MMU is not set +# CONFIG_ARCH_MULTI_V7 is not set +CONFIG_ARCH_MULTI_V7M=y CONFIG_ARCH_EFM32=y CONFIG_SET_MEM_PARAM=y CONFIG_DRAM_BASE=0x88000000