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Thu, 31 Dec 2020 01:05:13 -0800 (PST) Date: Thu, 31 Dec 2020 11:05:18 +0200 From: Cristian Ciocaltea To: Manivannan Sadhasivam Subject: Re: [PATCH v3 11/13] arm: dts: owl-s500-roseapplepi: Add uSD support Message-ID: <20201231090518.GA916001@ubuntu2004> References: <47ee9695e89198ec2fbc4ab6188f1d0ad0424b2f.1609263738.git.cristian.ciocaltea@gmail.com> <20201231072710.GF7345@thinkpad> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20201231072710.GF7345@thinkpad> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201231_040517_026943_F88226CD X-CRM114-Status: GOOD ( 19.18 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-actions@lists.infradead.org, linux-kernel@vger.kernel.org, Rob Herring , Andreas =?iso-8859-1?Q?F=E4rber?= , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Dec 31, 2020 at 12:57:10PM +0530, Manivannan Sadhasivam wrote: > On Tue, Dec 29, 2020 at 11:17:26PM +0200, Cristian Ciocaltea wrote: > > Add uSD support for RoseapplePi SBC using a fixed regulator as a > > temporary solution until PMIC support becomes available. > > > > Signed-off-by: Cristian Ciocaltea > > Reviewed-by: Manivannan Sadhasivam Thank you, Mani! > Thanks, > Mani > > > --- > > Changes in v3: > > - None > > > > arch/arm/boot/dts/owl-s500-roseapplepi.dts | 50 ++++++++++++++++++++++ > > 1 file changed, 50 insertions(+) > > > > diff --git a/arch/arm/boot/dts/owl-s500-roseapplepi.dts b/arch/arm/boot/dts/owl-s500-roseapplepi.dts > > index 800edf5d2d12..fe9ae3619422 100644 > > --- a/arch/arm/boot/dts/owl-s500-roseapplepi.dts > > +++ b/arch/arm/boot/dts/owl-s500-roseapplepi.dts > > @@ -14,6 +14,7 @@ / { > > model = "Roseapple Pi"; > > > > aliases { > > + mmc0 = &mmc0; > > serial2 = &uart2; > > }; > > > > @@ -25,6 +26,55 @@ memory@0 { > > device_type = "memory"; > > reg = <0x0 0x80000000>; /* 2GB */ > > }; > > + > > + /* Fixed regulator used in the absence of PMIC */ > > + sd_vcc: sd-vcc { > > + compatible = "regulator-fixed"; > > + regulator-name = "fixed-3.1V"; > > + regulator-min-microvolt = <3100000>; > > + regulator-max-microvolt = <3100000>; > > + regulator-always-on; > > + }; > > +}; > > + > > +&pinctrl { > > + mmc0_pins: mmc0-pins { > > + pinmux { > > + groups = "sd0_d0_mfp", "sd0_d1_mfp", "sd0_d2_d3_mfp", > > + "sd0_cmd_mfp", "sd0_clk_mfp"; > > + function = "sd0"; > > + }; > > + > > + drv-pinconf { > > + groups = "sd0_d0_d3_drv", "sd0_cmd_drv", "sd0_clk_drv"; > > + drive-strength = <8>; > > + }; > > + > > + bias0-pinconf { > > + pins = "sd0_d0", "sd0_d1", "sd0_d2", > > + "sd0_d3", "sd0_cmd"; > > + bias-pull-up; > > + }; > > + > > + bias1-pinconf { > > + pins = "sd0_clk"; > > + bias-pull-down; > > + }; > > + }; > > +}; > > + > > +/* uSD */ > > +&mmc0 { > > + status = "okay"; > > + pinctrl-names = "default"; > > + pinctrl-0 = <&mmc0_pins>; > > + no-sdio; > > + no-mmc; > > + no-1-8-v; > > + cd-gpios = <&pinctrl 117 GPIO_ACTIVE_LOW>; > > + bus-width = <4>; > > + vmmc-supply = <&sd_vcc>; > > + vqmmc-supply = <&sd_vcc>; > > }; > > > > &twd_timer { > > -- > > 2.30.0 > > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel