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[2.108.209.202]) by smtp.gmail.com with ESMTPSA id u63sm7483915lja.34.2016.12.10.12.13.42 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sat, 10 Dec 2016 12:13:43 -0800 (PST) From: Christoffer Dall To: linux-arm-kernel@lists.infradead.org Subject: [PATCH] ARM: dts: vexpress: Support GICC_DIR operations Date: Sat, 10 Dec 2016 21:13:51 +0100 Message-Id: <20161210201351.25894-1-christoffer.dall@linaro.org> X-Mailer: git-send-email 2.9.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20161210_121408_410045_BA03F226 X-CRM114-Status: GOOD ( 10.87 ) X-Spam-Score: -2.7 (--) X-Spam-Report: SpamAssassin version 3.4.0 on bombadil.infradead.org summary: Content analysis details: (-2.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [2a00:1450:4010:c07:0:0:0:235 listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , lorenzo.pieralisi@arm.com, Marc Zyngier , liviu.dudau@arm.com, linux@armlinux.org.uk, kvmarm@lists.cs.columbia.edu, Christoffer Dall MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patch=linaro.org@lists.infradead.org The GICv2 CPU interface registers span across 8K, not 4K as indicated in the DT. Only the GICC_DIR register is located after the initial 4K boundary, leaving a functional system but without support for separately EOI'ing and deactivating interrupts. After this change the system support split priority drop and interrupt deactivation. Signed-off-by: Christoffer Dall --- arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 2.9.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel Acked-by: Marc Zyngier diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts index 0205c97..2e0cf39 100644 --- a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts +++ b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts @@ -126,7 +126,7 @@ #address-cells = <0>; interrupt-controller; reg = <0 0x2c001000 0 0x1000>, - <0 0x2c002000 0 0x1000>, + <0 0x2c002000 0 0x2000>, <0 0x2c004000 0 0x2000>, <0 0x2c006000 0 0x2000>; interrupts = <1 9 0xf04>;