From mboxrd@z Thu Jan 1 00:00:00 1970 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 C1862CA5FBA for ; Wed, 30 Sep 2026 10:20:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=bgI5ThfkOHp73+98hwAroH2Qf9Rfwf7MYgXHto/tNOg=; b=rd5sbxsgESwZ04c3z4yyhNXNen C+xi804EMFJOxtxMF4n2DkGFtey2L6NXxGyeEjvCNMvnC9onX6eUlpUHkhXLEFxIHwUJO7VFJg4hl HXQRoM4UPQfBv0IBZh3y1HTL8esinyHMPmR904nFoUBwP0Hao3XYAwfyi1z4Fya6hwRRaJdUf9IW3 Q6xoDfB6xakgEgENwWBoU0VBIhAaNJCgBua7XLeN6gCfH/w8vwaacfkfsDWjV8euMrfqHLGv9qRXD YEqmFsEbC9iOdglTPdY8rNxrCFGA8SsQ8POP1oz37YqbQqJWNbxN1sVNxN1OvGG8bmFdvc4r6S1+v C9aNXAIw==; 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charset=UTF-8 Content-Transfer-Encoding: 7bit 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 On 30/09/2026 09:00, Fil Dunsky via B4 Relay wrote: > From: Fil Dunsky > > The Cortina Systems CS75xx ("Goldengate G2") are network processors > with two Cortex-A9 cores, an SCU, GIC, the Cortex-A9 global and private > timers and a PL310 L2 cache controller. The CS7542 is used, among others, > in the Securifi Almond+ router. > > The generic DT machine is sufficient for the platform, so only the SMP > bring-up needs code: the bootloader parks the secondary core in a WFE > loop that polls a global software register, so boot it by writing the > physical address of secondary_startup to the register named by the > cpu-release-addr property and issuing SEV. > > The CPU is a Cortex-A9 r2p1, so select the errata workarounds that apply > to that revision and can be enabled on a multiplatform kernel. The PL310 > is r3p2 and needs none of the PL310 workarounds. How is it different from Cortina Gemini? > > Signed-off-by: Fil Dunsky > --- > arch/arm/Kconfig | 2 ++ > arch/arm/Makefile | 1 + > arch/arm/mach-cortina/Kconfig | 18 +++++++++++ > arch/arm/mach-cortina/Makefile | 2 ++ > arch/arm/mach-cortina/platsmp.c | 71 +++++++++++++++++++++++++++++++++++++++++ > 5 files changed, 94 insertions(+) > > diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig > index 0cc289a7184..c4bfdc115ec 100644 > --- a/arch/arm/Kconfig > +++ b/arch/arm/Kconfig > @@ -377,6 +377,8 @@ source "arch/arm/mach-berlin/Kconfig" > > source "arch/arm/mach-clps711x/Kconfig" > > +source "arch/arm/mach-cortina/Kconfig" > + > source "arch/arm/mach-davinci/Kconfig" > > source "arch/arm/mach-digicolor/Kconfig" > diff --git a/arch/arm/Makefile b/arch/arm/Makefile > index 573813ef5e7..f8a7090d047 100644 > --- a/arch/arm/Makefile > +++ b/arch/arm/Makefile > @@ -181,6 +181,7 @@ machine-$(CONFIG_ARCH_AXXIA) += axxia > machine-$(CONFIG_ARCH_BCM) += bcm > machine-$(CONFIG_ARCH_BERLIN) += berlin > machine-$(CONFIG_ARCH_CLPS711X) += clps711x > +machine-$(CONFIG_ARCH_CORTINA_CS75XX) += cortina Arch should be rather per entire family, not one SoC. Best regards, Krzysztof