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Mon, 31 Aug 2020 09:16:09 +0000 (GMT) Subject: Re: [PATCH 09/33] ARM: dts: exynos: Add and enable 32 kHz modem clock in Origen To: Krzysztof Kozlowski , Rob Herring , Kukjin Kim , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Denis GNUtoo Carikli , Simon Shields Cc: Bartlomiej Zolnierkiewicz , Sylwester Nawrocki From: Marek Szyprowski Message-ID: <0f898c36-714c-43ef-2afc-7843d444b41b@samsung.com> Date: Mon, 31 Aug 2020 11:16:09 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: <20200830135200.24304-9-krzk@kernel.org> Content-Transfer-Encoding: 7bit Content-Language: en-US X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrMKsWRmVeSWpSXmKPExsWy7djPc7q39vvEG9xdYWSxccZ6Vov5R86x WrRef8xu0f/4NbPF+fMb2C02Pb7GanF51xw2ixnn9zFZtO49wm6x5cxtNov2py+ZHbg9jh5o ZPbYtKqTzaNl/SY2j81L6j36tqxi9Pi8SS6ALYrLJiU1J7MstUjfLoEr49WWRuaCBo6KFx+b WRoYF7J1MXJySAiYSDxsWMjexcjFISSwglFi9pupTBDOF0aJS0efMIJUCQl8ZpRoWBcH0zFx yio2iKLljBJ333WxQDjvGSUOTu9gBqkSFoiSuHxtC1iViMAZJom/366AJZgFUiV2vz3GCmKz CRhKdL3tAjuEV8BOYu7KvWA1LAKqEnfO/2cBsUUF4iSOnXrEAlEjKHFy5hMwm1PAVOL/zQNs EDPlJba/nQM1X1zi1pP5YD9ICFxil9h6+j9QggPIcZF4e9Eb4gVhiVfHt7BD2DIS/3fC1Dcz Sjw8t5YdwulhlLjcNIMRospa4s65X2wgg5gFNCXW79KHCDtKvF7Wwgoxn0/ixltBiBv4JCZt mw61lleio00IolpNYtbxdXBrD164xDyBUWkWks9mIflmFpJvZiHsXcDIsopRPLW0ODc9tdgo L7Vcrzgxt7g0L10vOT93EyMwaZ3+d/zLDsZdf5IOMQpwMCrx8P446h0vxJpYVlyZe4hRgoNZ SYTX6ezpOCHelMTKqtSi/Pii0pzU4kOM0hwsSuK8xotexgoJpCeWpGanphakFsFkmTg4pRoY CyRmb/wRdNHLWfTr+ubVN6/vCZ+wwOqQzI3uUAt9j1pZZqPKi0J+Lx9VSPs9c577UuhFydP9 3B8f5Zac3RMfERA09X3QjBVZW5RqrdLyj38PVPbhXN7b/dhSrPT+xaMfNTx6JqUt+b9E3XH2 /fsrKz0VvrvtWGkXsX+qud7BBd+PuViHTu9arcRSnJFoqMVcVJwIAPyHHCdWAwAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrGIsWRmVeSWpSXmKPExsVy+t/xu7q39vvEG5yaxW2xccZ6Vov5R86x WrRef8xu0f/4NbPF+fMb2C02Pb7GanF51xw2ixnn9zFZtO49wm6x5cxtNov2py+ZHbg9jh5o ZPbYtKqTzaNl/SY2j81L6j36tqxi9Pi8SS6ALUrPpii/tCRVISO/uMRWKdrQwkjP0NJCz8jE Us/Q2DzWyshUSd/OJiU1J7MstUjfLkEv49WWRuaCBo6KFx+bWRoYF7J1MXJySAiYSEycsgrI 5uIQEljKKLHhwXZ2iISMxMlpDawQtrDEn2tdUEVvGSW+THvN0sXIwSEsECXx9aofSFxE4ByT xMyF/WDNzAKpEhObpjJBNGxmlJh07zIzSIJNwFCi620X2GpeATuJuSv3gsVZBFQl7pz/zwJi iwrESZzpeQFVIyhxcuYTsDingKnE/5sH2CAWmEnM2/yQGcKWl9j+dg6ULS5x68l8pgmMQrOQ tM9C0jILScssJC0LGFlWMYqklhbnpucWG+oVJ+YWl+al6yXn525iBMbptmM/N+9gvLQx+BCj AAejEg/vj6Pe8UKsiWXFlbmHGCU4mJVEeJ3Ono4T4k1JrKxKLcqPLyrNSS0+xGgK9NxEZinR 5HxgCskriTc0NTS3sDQ0NzY3NrNQEuftEDgYIySQnliSmp2aWpBaBNPHxMEp1cAoOzNIe3vb LQk3t/N9E9tPLa+IKF4ovo1be90Uqd9inHZlYY3aIcV9nJHHZrWpqbq88gnT/zArOOOXUnFw 6s6+830B2ksjWR6HyAfzS2z/Yx4nacK1QPvI8pXNWsn7vhz/GL9MZK3xqnkCBYxBZx/qisVe 2rC14velWKsZ4RUfN7y9JCpvraTEUpyRaKjFXFScCADzEa0M6QIAAA== X-CMS-MailID: 20200831091610eucas1p2b5b8c3d7229f1f38609deebb5a0dc28c X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20200830135426eucas1p19a79abc3fcc3580f466782a856eb0c78 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20200830135426eucas1p19a79abc3fcc3580f466782a856eb0c78 References: <20200830135200.24304-1-krzk@kernel.org> <20200830135200.24304-9-krzk@kernel.org> Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Hi Krzysztof, On 30.08.2020 15:51, Krzysztof Kozlowski wrote: > The PMIC has a 32768 Hz clock used by the modem which is implemented by > driver as a regulator. Add and enable it to be sure modem get's its > signal. > > Signed-off-by: Krzysztof Kozlowski Origen board doesn't have any modem/cp, so I see no point in enabling this clock. > --- > arch/arm/boot/dts/exynos4210-origen.dts | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/arch/arm/boot/dts/exynos4210-origen.dts b/arch/arm/boot/dts/exynos4210-origen.dts > index 747221bbb856..fcf45619a3e4 100644 > --- a/arch/arm/boot/dts/exynos4210-origen.dts > +++ b/arch/arm/boot/dts/exynos4210-origen.dts > @@ -298,6 +298,11 @@ > regulator-name = "EN32KHZ_AP"; > regulator-always-on; > }; > + > + EN32KHZ_CP { > + regulator-name = "EN32KHZ_CP"; > + regulator-always-on; > + }; > }; > }; > }; Best regards -- Marek Szyprowski, PhD Samsung R&D Institute Poland