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Message-Id: <1547663874-29411-7-git-send-email-fabrizio.castro@bp.renesas.com>
Date: Wed, 16 Jan 2019 18:37:49 +0000
From: Fabrizio Castro <fabrizio.castro@...renesas.com>
To: Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Wolfgang Grandegger <wg@...ndegger.com>,
Marc Kleine-Budde <mkl@...gutronix.de>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>
Cc: Biju Das <biju.das@...renesas.com>,
Simon Horman <horms@...ge.net.au>,
Magnus Damm <magnus.damm@...il.com>,
"David S. Miller" <davem@...emloft.net>,
Geert Uytterhoeven <geert+renesas@...der.be>,
Thierry Reding <treding@...dia.com>,
Andreas Färber <afaerber@...e.de>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
Kevin Hilman <khilman@...libre.com>,
Johan Hovold <johan@...nel.org>,
Lukasz Majewski <lukma@...x.de>,
Michal Simek <monstr@...str.eu>,
Michal Vokáč <michal.vokac@...ft.com>,
Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
Ben Whitten <ben.whitten@...il.com>,
Fabrizio Castro <fabrizio.castro@...renesas.com>,
Chris Paterson <Chris.Paterson2@...esas.com>,
linux-renesas-soc@...r.kernel.org, devicetree@...r.kernel.org,
linux-can@...r.kernel.org, netdev@...r.kernel.org,
linux-clk@...r.kernel.org, ebiharaml@...linux.co.jp
Subject: [PATCH 06/11] arm64: dts: renesas: r8a774c0-cat874: Add uSD support
From: Biju Das <biju.das@...renesas.com>
This patch adds uSD card support.
Signed-off-by: Biju Das <biju.das@...renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@...renesas.com>
Reviewed-by: Chris Paterson <Chris.Paterson2@...esas.com>
---
arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts | 50 +++++++++++++++++++++++++
1 file changed, 50 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts b/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts
index c545ce5..477a56b 100644
--- a/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts
+++ b/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts
@@ -7,6 +7,7 @@
/dts-v1/;
#include "r8a774c0.dtsi"
+#include <dt-bindings/gpio/gpio.h>
/ {
model = "Silicon Linux RZ/G2E 96board platform (CAT874)";
@@ -26,6 +27,29 @@
/* first 128MB is reserved for secure area. */
reg = <0x0 0x48000000 0x0 0x78000000>;
};
+
+ vcc_sdhi0: regulator-vcc-sdhi0 {
+ compatible = "regulator-fixed";
+
+ regulator-name = "SDHI0 Vcc";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ vccq_sdhi0: regulator-vccq-sdhi0 {
+ compatible = "regulator-gpio";
+
+ regulator-name = "SDHI0 VccQ";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+
+ gpios = <&gpio3 13 GPIO_ACTIVE_HIGH>;
+ gpios-states = <1>;
+ states = <3300000 1
+ 1800000 0>;
+ };
};
&extal_clk {
@@ -37,6 +61,18 @@
groups = "scif2_data_a";
function = "scif2";
};
+
+ sdhi0_pins: sd0 {
+ groups = "sdhi0_data4", "sdhi0_ctrl";
+ function = "sdhi0";
+ power-source = <3300>;
+ };
+
+ sdhi0_pins_uhs: sd0_uhs {
+ groups = "sdhi0_data4", "sdhi0_ctrl";
+ function = "sdhi0";
+ power-source = <1800>;
+ };
};
&scif2 {
@@ -45,3 +81,17 @@
status = "okay";
};
+
+&sdhi0 {
+ pinctrl-0 = <&sdhi0_pins>;
+ pinctrl-1 = <&sdhi0_pins_uhs>;
+ pinctrl-names = "default", "state_uhs";
+
+ vmmc-supply = <&vcc_sdhi0>;
+ vqmmc-supply = <&vccq_sdhi0>;
+ cd-gpios = <&gpio3 12 GPIO_ACTIVE_LOW>;
+ bus-width = <4>;
+ sd-uhs-sdr50;
+ sd-uhs-sdr104;
+ status = "okay";
+};
--
2.7.4
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