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Sun, 5 Jul 2020 16:18:06 +0900 (KST) Received: from epsmtrp1.samsung.com (unknown [182.195.40.13]) by epcas5p2.samsung.com (KnoxPortal) with ESMTPA id 20200705071806epcas5p27abbd5b89689ab16328807bb5a213abf~eyg_R3ihG0437304373epcas5p2T; Sun, 5 Jul 2020 07:18:06 +0000 (GMT) Received: from epsmgms1p2.samsung.com (unknown [182.195.42.42]) by epsmtrp1.samsung.com (KnoxPortal) with ESMTP id 20200705071806epsmtrp17eafbad0b0f769f755e65319b2d71e7a~eyg_RL0Dc3273532735epsmtrp10; Sun, 5 Jul 2020 07:18:06 +0000 (GMT) X-AuditID: b6c32a4b-39fff70000002503-1a-5f017eae1e6c Received: from epsmtip1.samsung.com ( [182.195.34.30]) by epsmgms1p2.samsung.com (Symantec Messaging Gateway) with SMTP id 0E.9D.08303.EAE710F5; Sun, 5 Jul 2020 16:18:06 +0900 (KST) Received: from Jaguar.sa.corp.samsungelectronics.net (unknown [107.108.73.139]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20200705071805epsmtip1e95df8d501caf7a85580551922f2060f~eyg9MAg_V0149301493epsmtip1l; Sun, 5 Jul 2020 07:18:05 +0000 (GMT) From: Alim Akhtar To: rzk@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, robh+dt@kernel.org, Alim Akhtar Subject: [PATCH 2/2] arm64: dts: exynos: keep LDO12 always-on Date: Sun, 5 Jul 2020 12:27:47 +0530 Message-Id: <20200705065747.63014-2-alim.akhtar@samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200705065747.63014-1-alim.akhtar@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrAIsWRmVeSWpSXmKPExsWy7bCmpu66OsZ4g8uHtCwezNvGZjH/yDlW i02Pr7FaXN41h81ixvl9TBate4+wW+x8/4HRgd1j06pONo/NS+o9+rasYvT4vEkugCWKyyYl NSezLLVI3y6BK+PanausBdfZKpYsvsHWwHiGtYuRg0NCwERif0tmFyMXh5DAbkaJBzfWMHcx cgI5nxglXq1xhEh8ZpT4dGMPWAKkYefaiUwQiV2MEt2bl0I5LUwSayc0MYFUsQloS9ydvgXM FhEQkjjQ8IsFpIhZ4AijRMP5F2AJYQFbif6/z8BsFgFViS+n/rOA2LwCNhKts66zQayTl1i9 4QAzyK2cQPVX+t1B5kgI7GOXOLD4HgtEjYvEtY+rmCBsYYlXx7ewQ9hSEi/729gh/syW6Nll DBGukVg67xhUq73EgStzWEBKmAU0Jdbv0gcJMwvwSfT+fsIE0ckr0dEmBFGtKtH87ipUp7TE xO5uVgjbQ2LP3SPskGCYwCgx+8Ie1gmMsrMQpi5gZFzFKJlaUJybnlpsWmCcl1quV5yYW1ya l66XnJ+7iREc6VreOxgfPfigd4iRiYPxEKMEB7OSCG+vNmO8EG9KYmVValF+fFFpTmrxIUZp DhYlcV6lH2fihATSE0tSs1NTC1KLYLJMHJxSDUwB7/9UVO6xjmrJDX3j/feLTa1JmdDWd3aZ D6K6Ope5N25z/r/8npzdkl3ft91q/KO9/W7VLtVE3Yqd29SW918JrnfhaJr4qLDrYiWv9JKQ K7aapl9n13582KnaEbXo1w8no2/7gtizGQ6JdPqutNo5OXP1jh1crEn+p3Xirn91Z4t6LzT/ WvJ5k+B9+qrPTN5nif8PkF2Q9GeKyuVpoeJnX1+MOv2iosd24vMT+xm0gyt+1t2reLnSyiD2 YNNW3g9TZhdun2Hy4+F5e8d/mXfjdE/OOyRepW9k2pst19p7jEOrUW7S7Kn31/stNtOLrS2Y VJ474eXtc/uPqwXv3KR0Yt/psxM+yMsa3l9Rf+6IEktxRqKhFnNRcSIAb6qcj2MDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprILMWRmVeSWpSXmKPExsWy7bCSnO66OsZ4gzUP+C0ezNvGZjH/yDlW i02Pr7FaXN41h81ixvl9TBate4+wW+x8/4HRgd1j06pONo/NS+o9+rasYvT4vEkugCWKyyYl NSezLLVI3y6BK+PanausBdfZKpYsvsHWwHiGtYuRk0NCwERi59qJTF2MXBxCAjsYJWauhUlI S1zfOIEdwhaWWPnvOTtEUROTxLELy1lAEmwC2hJ3p29hArFFBIQkDjT8YgEpYhY4xSjRv30z WLewgK1E/99nYEUsAqoSX079B2vmFbCRaJ11nQ1ig7zE6g0HmLsYOTg4geqv9LuDhIWASr5d fM82gZFvASPDKkbJ1ILi3PTcYsMCo7zUcr3ixNzi0rx0veT83E2M4FDT0trBuGfVB71DjEwc jIcYJTiYlUR4e7UZ44V4UxIrq1KL8uOLSnNSiw8xSnOwKInzfp21ME5IID2xJDU7NbUgtQgm y8TBKdXApLdhsb6gdLO9W7Fc5B7WTx4MctGuPc9W5He/rTVbIL/SJHP1vK+X+FW/TDfOafQz iPU4Vvxmf03NQYMHvDwMZumLFWVigy5NvlP8qmUTQ1nLMbsbHNtv9FVurdoxR2IXX978rGv6 vdGr7wZ3CUb+qQ53+S741ivCYttpke9HWYMuTnjxXMD+T/apjRNVlP65/jyXP1vnTob85Z5T +0MubMitVPrhMz9/TqzRTmmdH4d+VF5TSPx4NiAspF2de+vaGS8uPFOZoZCqPuPYiiuZ298E tKRdaH7bvMtKL7KvJN0//WjO4WfxjF1amyOig3Uj8rfmHs+5fTmg9ldcptwslcm1tV9FZk64 5ZRocPSgEktxRqKhFnNRcSIANJ+58aQCAAA= X-CMS-MailID: 20200705071806epcas5p27abbd5b89689ab16328807bb5a213abf X-Msg-Generator: CA CMS-TYPE: 105P X-CMS-RootMailID: 20200705071806epcas5p27abbd5b89689ab16328807bb5a213abf References: <20200705065747.63014-1-alim.akhtar@samsung.com> Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org LDO12 on exynos7 supply power to VDDQ_UFS20_RESET, in case this regulator is OFF, UFS host controller can not send command to UFS device. To keep this supply ON, set regulator-always-on property for this ldo. Signed-off-by: Alim Akhtar --- arch/arm64/boot/dts/exynos/exynos7-espresso.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts index bb86950032d3..92fecc539c6c 100644 --- a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts +++ b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts @@ -194,6 +194,7 @@ regulator-min-microvolt = <1000000>; regulator-max-microvolt = <1300000>; regulator-enable-ramp-delay = <125>; + regulator-always-on; }; ldo13_reg: LDO13 {