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Fri, 7 Sep 2018 00:41:21 +0000 Received: from CY4PR21MB0776.namprd21.prod.outlook.com ([fe80::7c3a:eea8:1391:1611]) by CY4PR21MB0776.namprd21.prod.outlook.com ([fe80::7c3a:eea8:1391:1611%7]) with mapi id 15.20.1143.008; Fri, 7 Sep 2018 00:41:21 +0000 From: Sasha Levin To: "stable@vger.kernel.org" , "linux-kernel@vger.kernel.org" CC: Bhushan Shah , Brian Masney , Andy Gross , Sasha Levin Subject: [PATCH AUTOSEL 4.9 36/43] ARM: dts: qcom: msm8974-hammerhead: increase load on l20 for sdhci Thread-Topic: [PATCH AUTOSEL 4.9 36/43] ARM: dts: qcom: msm8974-hammerhead: increase load on l20 for sdhci Thread-Index: AQHURkMhSyHWHVnfyU2QjoWbstxvkA== Date: Fri, 7 Sep 2018 00:38:43 +0000 Message-ID: <20180907003816.57852-36-alexander.levin@microsoft.com> References: <20180907003816.57852-1-alexander.levin@microsoft.com> In-Reply-To: <20180907003816.57852-1-alexander.levin@microsoft.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [52.168.54.252] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;CY4PR21MB0694;6:hLCb88Ru3U4QX6EeCTjgmbXvY+jsMV2gloeu7Hme2CpR1/zsDCupQVkEoBTWeScE31AG7+mKElWD4UPlNs9Dz06P5GQYqB2U9/pebfiOcf/D3JzGhPobZaVn8kn27LhMqIk4mq6IY0Soft/WyKCs2SyxNmz/3H2VbLVpUuNknQ6lHXP2EPKh4eYRgUaPH4XOMW4Af1v6p9Rr01MuGdxevK6Q1+KWlyigG6oLSIvKKU+Oq/6+I3lT8gKPhWg5EZEo1o9YKey6cl7kzKlVQ6WJPDqd0SqOdfnGk4mTUrUH+pWGuvuApolx1QHnM6/BBOSC+yLeVyWC0r2v3BFMO3+9WSUsGg4mGVSZUE1cKj8g9QqMZhOyeogIQgt5fZp3gCXWV7qSSigSKRtwzxfUqrMfy7TFjiMtAFPW4ebwFkmRN3WUp4eA+gWBnjqFtqkEVHXZJJJ2RdALkcFrcr5W9rn80g==;5:cfJndxTgKCgsO2muN12bNcZZHvl+oL91FYjs/yL1YfuZ0H+3RtBldyYUJtmO8mMCXLM7dBnb1L2EKrkJECIeHquERFihGRB7ojFwC4uTo5lX0csyM7PYwMyvrhKu2TFMSYJyaLNEorS7ySClqqpCDT1A75D52gYqr9OsH4Mx7/U=;7:YmrxbDbMPoLCnjYJkocM4YiSun/aa/hao4TorJRuQVpDvfLZvNQM67EjL5nCz8pmHBk4VGu1c/jXr7L/OkraEh01kszBNCMgnr80N0udJ1zJcZGhxGhnqXqhFakSIRZANKNVCXdEBBMC2uIp7xUSxP/gk0r7p7mR1ormYofk5p8UqaVNsrlnySqcr/Spe+r0qUuwEyYUL7UKlao4xxgvWphWbLhU4uN3UxV0BeJyvF2KRWquZdMNdBJl6Jrt8mF+ x-ms-office365-filtering-correlation-id: 8e768eea-10e7-4b19-bb73-08d6145aa1c3 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0;PCL:0;RULEID:(7020095)(4652040)(4534165)(4627221)(201703031133081)(201702281549075)(5600074)(711020)(4618075)(2017052603328)(7193020);SRVR:CY4PR21MB0694; 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received-spf: None (protection.outlook.com: microsoft.com does not designate permitted sender hosts) authentication-results: spf=none (sender IP is ) smtp.mailfrom=Alexander.Levin@microsoft.com; x-microsoft-antispam-message-info: 14bAIaSsdZopR+I6mlNqET8NmB2bO2jYLll/X50Fc7IVR9yKbtlc2LhaUxsOexQyvsH/eFffiChp0S7P954mSqBjHt9GN7cFXCZIyzc3drFimKWq+0Y4i8283j7L03I6Bc9WnYJUEdh7Yjd2fm5Hz0Oo4uPm6Jn4CpsvjR7SYZpnRhORncszEi7uGPWw/F+3XVE7e/Xglg45091LnbJBzl0e2ks1pTB+cTYq8vyqSznF//uxE7HpMlYV/j++GCUuHitY5b1s3uL9f03NxR7hmKqgcfpoGp0yeuhDm42i5MwLNuhcHqV/al6f2QlM5i2AbylYpBUhtv3cdva7CE44Huj57NPzb5sPPQaMPZ0sbAo= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: 8e768eea-10e7-4b19-bb73-08d6145aa1c3 X-MS-Exchange-CrossTenant-originalarrivaltime: 07 Sep 2018 00:38:43.9333 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR21MB0694 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Bhushan Shah [ Upstream commit 03864e57770a9541e7ff3990bacf2d9a2fffcd5d ] The kernel would not boot on the hammerhead hardware due to the following error: mmc0: Timeout waiting for hardware interrupt. mmc0: sdhci: =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D SDHCI REGISTER DUMP =3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D mmc0: sdhci: Sys addr: 0x00000200 | Version: 0x00003802 mmc0: sdhci: Blk size: 0x00000200 | Blk cnt: 0x00000200 mmc0: sdhci: Argument: 0x00000000 | Trn mode: 0x00000023 mmc0: sdhci: Present: 0x03e80000 | Host ctl: 0x00000034 mmc0: sdhci: Power: 0x00000001 | Blk gap: 0x00000000 mmc0: sdhci: Wake-up: 0x00000000 | Clock: 0x00000007 mmc0: sdhci: Timeout: 0x0000000e | Int stat: 0x00000000 mmc0: sdhci: Int enab: 0x02ff900b | Sig enab: 0x02ff100b mmc0: sdhci: AC12 err: 0x00000000 | Slot int: 0x00000000 mmc0: sdhci: Caps: 0x642dc8b2 | Caps_1: 0x00008007 mmc0: sdhci: Cmd: 0x00000c1b | Max curr: 0x00000000 mmc0: sdhci: Resp[0]: 0x00000c00 | Resp[1]: 0x00000000 mmc0: sdhci: Resp[2]: 0x00000000 | Resp[3]: 0x00000000 mmc0: sdhci: Host ctl2: 0x00000008 mmc0: sdhci: ADMA Err: 0x00000000 | ADMA Ptr: 0x70040220 mmc0: sdhci: =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D mmc0: Card stuck in wrong state! mmcblk0 card_busy_detect status: 0xe00 mmc0: cache flush error -110 mmc0: Reset 0x1 never completed. This patch increases the load on l20 to 0.2 amps for the sdhci and allows the device to boot normally. Signed-off-by: Bhushan Shah Signed-off-by: Brian Masney Suggested-by: Bjorn Andersson Tested-by: Brian Masney Signed-off-by: Andy Gross Signed-off-by: Sasha Levin --- arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts b/arc= h/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts index c0fb4a698c56..386b93c06a8c 100644 --- a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts +++ b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts @@ -188,6 +188,8 @@ regulator-max-microvolt =3D <2950000>; =20 regulator-boot-on; + regulator-system-load =3D <200000>; + regulator-allow-set-load; }; =20 l21 { --=20 2.17.1