Message ID | 1490661656-10318-8-git-send-email-steve_longerbeam@mentor.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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[98.210.181.167]) by smtp.googlemail.com with ESMTPSA id o194sm3300299pfg.66.2017.03.27.17.41.23 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 27 Mar 2017 17:41:24 -0700 (PDT) From: Steve Longerbeam <slongerbeam@gmail.com> X-Google-Original-From: Steve Longerbeam <steve_longerbeam@mentor.com> To: robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org, kernel@pengutronix.de, fabio.estevam@nxp.com, linux@armlinux.org.uk, mchehab@kernel.org, hverkuil@xs4all.nl, nick@shmanahar.org, markus.heiser@darmarIT.de, p.zabel@pengutronix.de, laurent.pinchart+renesas@ideasonboard.com, bparrot@ti.com, geert@linux-m68k.org, arnd@arndb.de, sudipm.mukherjee@gmail.com, minghsiu.tsai@mediatek.com, tiffany.lin@mediatek.com, jean-christophe.trotin@st.com, horms+renesas@verge.net.au, niklas.soderlund+renesas@ragnatech.se, robert.jarzmik@free.fr, songjun.wu@microchip.com, andrew-ct.chen@mediatek.com, gregkh@linuxfoundation.org, shuah@kernel.org, sakari.ailus@linux.intel.com, pavel@ucw.cz Subject: [PATCH v6 07/39] ARM: dts: imx6qdl-sabrelite: remove erratum ERR006687 workaround Date: Mon, 27 Mar 2017 17:40:24 -0700 Message-Id: <1490661656-10318-8-git-send-email-steve_longerbeam@mentor.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1490661656-10318-1-git-send-email-steve_longerbeam@mentor.com> References: <1490661656-10318-1-git-send-email-steve_longerbeam@mentor.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170327_174141_857427_1145AE3C X-CRM114-Status: UNSURE ( 9.48 ) X-CRM114-Notice: Please train this message. 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diff --git a/arch/arm/boot/dts/imx6qdl-sabrelite.dtsi b/arch/arm/boot/dts/imx6qdl-sabrelite.dtsi index 8413179..89dce27 100644 --- a/arch/arm/boot/dts/imx6qdl-sabrelite.dtsi +++ b/arch/arm/boot/dts/imx6qdl-sabrelite.dtsi @@ -270,9 +270,6 @@ txd1-skew-ps = <0>; txd2-skew-ps = <0>; txd3-skew-ps = <0>; - interrupts-extended = <&gpio1 6 IRQ_TYPE_LEVEL_HIGH>, - <&intc 0 119 IRQ_TYPE_LEVEL_HIGH>; - fsl,err006687-workaround-present; status = "okay"; }; @@ -373,7 +370,6 @@ MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL 0x1b030 /* Phy reset */ MX6QDL_PAD_EIM_D23__GPIO3_IO23 0x000b0 - MX6QDL_PAD_GPIO_6__ENET_IRQ 0x000b1 >; };
There is a pin conflict with GPIO_6. This pin functions as a power input pin to the OV5642 camera sensor, but ENET uses it as the h/w workaround for erratum ERR006687, to wake-up the ARM cores on normal RX and TX packet done events. So we need to remove the h/w workaround to support the OV5642. The result is that the CPUidle driver will no longer allow entering the deep idle states on the sabrelite. This is a partial revert of commit 6261c4c8f13e ("ARM: dts: imx6qdl-sabrelite: use GPIO_6 for FEC interrupt.") commit a28eeb43ee57 ("ARM: dts: imx6: tag boards that have the HW workaround for ERR006687") Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com> --- arch/arm/boot/dts/imx6qdl-sabrelite.dtsi | 4 ---- 1 file changed, 4 deletions(-)