[05/12] powerpc: wiiu: declare as non-coherent

Message ID	20220302044406.63401-6-ash@heyquark.com (mailing list archive)
State	Superseded
Headers	show Return-Path: <linuxppc-dev-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org> sender: ash@heyquark.com) by mail.gandi.net (Postfix) with ESMTPSA id 4E1BD100006; Wed, 2 Mar 2022 04:44:37 +0000 (UTC) From: Ash Logan <ash@heyquark.com> To: paulus@samba.org, mpe@ellerman.id.au, christophe.leroy@csgroup.eu, robh+dt@kernel.org, benh@kernel.crashing.org Subject: [PATCH 05/12] powerpc: wiiu: declare as non-coherent Date: Wed, 2 Mar 2022 15:43:59 +1100 Message-Id: <20220302044406.63401-6-ash@heyquark.com> In-Reply-To: <20220302044406.63401-1-ash@heyquark.com> References: <20220302044406.63401-1-ash@heyquark.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: list Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, j.ne@posteo.net Errors-To: linuxppc-dev-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" <linuxppc-dev-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org>
Series	powerpc: Nintendo Wii U support \| expand [00/12] powerpc: Nintendo Wii U support [01/12] dt-bindings: wiiu: Document the Nintendo Wii U devicetree [02/12] powerpc: wiiu: device tree [03/12] powerpc: wiiu: bootwrapper support [04/12] powerpc: wiiu: introduce wiiu platform [05/12] powerpc: wiiu: declare as non-coherent [06/12] powerpc: wiiu: udbg support for latteipc [07/12] powerpc: wiiu: espresso interrupt controller support [08/12] powerpc: wiiu: latte interrupt controller support [09/12] powerpc: espresso processor support [10/12] powerpc: wiiu: platform support [11/12] powerpc: wiiu: don't enforce flat memory [12/12] powerpc: wiiu: Add minimal default config

Message ID

20220302044406.63401-6-ash@heyquark.com (mailing list archive)

State

Superseded

Headers

From: Ash Logan <ash@heyquark.com>
To: paulus@samba.org, mpe@ellerman.id.au, christophe.leroy@csgroup.eu,
 robh+dt@kernel.org, benh@kernel.crashing.org
Subject: [PATCH 05/12] powerpc: wiiu: declare as non-coherent
Date: Wed,  2 Mar 2022 15:43:59 +1100
Message-Id: <20220302044406.63401-6-ash@heyquark.com>
In-Reply-To: <20220302044406.63401-1-ash@heyquark.com>
References: <20220302044406.63401-1-ash@heyquark.com>
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Precedence: list
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
 j.ne@posteo.net
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Series

powerpc: Nintendo Wii U support | expand

Commit Message

Ash Logan March 2, 2022, 4:43 a.m. UTC

The Nintendo Wii U requires explicit cache handling when interfacing
with DMA devices.

Signed-off-by: Ash Logan <ash@heyquark.com>
---
 arch/powerpc/platforms/Kconfig.cputype | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index a208997ade88..bec8293a7985 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -485,7 +485,7 @@  config NR_CPUS
 config NOT_COHERENT_CACHE
 	bool
 	depends on 4xx || PPC_8xx || PPC_MPC512x || \
-		GAMECUBE_COMMON || AMIGAONE
+		GAMECUBE_COMMON || AMIGAONE || WIIU
 	select ARCH_HAS_DMA_PREP_COHERENT
 	select ARCH_HAS_SYNC_DMA_FOR_DEVICE
 	select ARCH_HAS_SYNC_DMA_FOR_CPU

[05/12] powerpc: wiiu: declare as non-coherent

Commit Message

Patch