From mboxrd@z Thu Jan 1 00:00:00 1970 From: sean@nyekjaer.dk (=?UTF-8?Q?Sean_Nyekj=C3=A6r?=) Date: Thu, 3 Aug 2017 08:03:24 +0200 Subject: [PATCH] arm64: dts: marvell: armada-3720-espressobin: Add vqmmc regulator for SD slot In-Reply-To: <20170802193440.21226c2a@xps13> References: <20170729104411.3602-1-sean@nyekjaer.dk> <20170802193440.21226c2a@xps13> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 2 August 2017 at 19:34, Miquel RAYNAL wrote: > 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. Try applying "[PATCH] arm64: dts: marvell: Add microsd card definition for the ESPRESSObin" first :-) Br Sean > > 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