From mboxrd@z Thu Jan 1 00:00:00 1970 From: miquel.raynal@free-electrons.com (Miquel RAYNAL) Date: Wed, 2 Aug 2017 19:34:40 +0200 Subject: [PATCH] arm64: dts: marvell: armada-3720-espressobin: Add vqmmc regulator for SD slot In-Reply-To: <20170729104411.3602-1-sean@nyekjaer.dk> References: <20170729104411.3602-1-sean@nyekjaer.dk> Message-ID: <20170802193440.21226c2a@xps13> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On Sat, 29 Jul 2017 12:44:11 +0200 Sean Nyekjaer wrote: > By adding this regulator, the SD cards are usable at higher speed > protocols such as SDR104. > > This patch was tested with an SDHC card compatible with UHS-I. > > Signed-off-by: Sean Nyekjaer The patch does the job, but does not apply as is. Tested-by: Miquel Raynal Regards, Miqu?l > --- > > This patch depends on "[PATCH] arm64: dts: marvell: Add microsd card > definition for the ESPRESSObin" > > arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts | 15 > ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts > b/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts index > 2dadd77e08eb..d5ab5b47f8d4 100644 --- > a/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts +++ > b/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts @@ -60,6 > +60,19 @@ device_type = "memory"; > reg = <0x00000000 0x00000000 0x00000000 0x20000000>; > }; > + > + vcc_sd_reg1: regulator { > + compatible = "regulator-gpio"; > + regulator-name= "vcc_sd1"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <3300000>; > + > + gpios = <&gpionb 4 GPIO_ACTIVE_HIGH>; > + gpios-states = <0>; > + states = <1800000 0x1 > + 3300000 0x0>; > + enable-active-high; > + }; > }; > > /* J9 */ > @@ -82,7 +95,7 @@ > wp-inverted; > bus-width = <4>; > cd-gpios = <&gpionb 3 GPIO_ACTIVE_LOW>; > - no-1-8-v; > + vqmmc-supply = <&vcc_sd_reg1>; > marvell,pad-type = "sd"; > status = "okay"; > }; -- Miquel Raynal, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com