Thread (7 messages) 7 messages, 4 authors, 2017-09-21

Re: [PATCH 4/8] ARM: dts: iwg22d: Enable SDHI0 controller

From: Simon Horman <horms@verge.net.au>
Date: 2017-09-15 08:05:30
Also in: linux-arm-kernel, linux-renesas-soc

Possibly related (same subject, not in this thread)

On Wed, Sep 13, 2017 at 06:05:37PM +0100, Chris Paterson wrote:
From: Fabrizio Castro <redacted>

Enable the SDHI0 controller on iWave RZ/G1E carrier board.
...
quoted hunk ↗ jump to hunk
@@ -63,3 +88,15 @@
 		micrel,led-mode = <1>;
 	};
 };
+
+&sdhi0 {
+	pinctrl-0 = <&sdhi0_pins>;
+	pinctrl-1 = <&sdhi0_pins_uhs>;
+	pinctrl-names = "default", "state_uhs";
+
+	vmmc-supply = <&reg_3p3v>;
+	vqmmc-supply = <&vccq_sdhi0>;
+	cd-gpios = <&gpio6 6 GPIO_ACTIVE_LOW>;
I take that the absence of a wp-gpio means that that this is a µSD slot.
Could you help me by documenting this correctly on
http://elinux.org/index.php?title=Renesas-MMC-Enabled-Speeds ?

For some reason I thought that SDHI0 wasn't exposed at all, so I guess
my reading of the documentation was incorrect.


I think you also want sd-uhs-sdr50 here too.
You can test it by removing the sd-uhs-sdr104 property.
+	sd-uhs-sdr104;
+	status = "okay";
+};
-- 
1.9.1
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