linux-kernel - [PATCH 2/5] ARM: dts: OMAP3-N950-N9: Enable SSI module

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Message-Id: <1453045749-22642-3-git-send-email-sre@kernel.org>
Date:	Sun, 17 Jan 2016 16:49:06 +0100
From:	Sebastian Reichel <sre@...nel.org>
To:	Sebastian Reichel <sre@...nel.org>,
	Tony Lindgren <tony@...mide.com>,
	Benoît Cousson <bcousson@...libre.com>,
	Paul Walmsley <paul@...an.com>,
	Aaro Koskinen <aaro.koskinen@....fi>
Cc:	Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>, linux-omap@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/5] ARM: dts: OMAP3-N950-N9: Enable SSI module

The Nokia N950 and Nokia N9 have a modem attached to their
first ssi port. This change adds all necessary information
to initialize the SSI module, but does not yet add the
modem information.

Signed-off-by: Sebastian Reichel <sre@...nel.org>
---
 arch/arm/boot/dts/omap3-n950-n9.dtsi | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/arch/arm/boot/dts/omap3-n950-n9.dtsi b/arch/arm/boot/dts/omap3-n950-n9.dtsi
index e9ee1df0e467..95893003c67d 100644
--- a/arch/arm/boot/dts/omap3-n950-n9.dtsi
+++ b/arch/arm/boot/dts/omap3-n950-n9.dtsi
@@ -44,6 +44,19 @@
 			0x132 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat3 */
 		>;
 	};
+
+	ssi_pins: pinmux_ssi_pins {
+		pinctrl-single,pins = <
+			OMAP3_CORE1_IOPAD(0x217c, PIN_OUTPUT | MUX_MODE1)            /* ssi1_dat_tx */
+			OMAP3_CORE1_IOPAD(0x217e, PIN_OUTPUT | MUX_MODE1)            /* ssi1_flag_tx */
+			OMAP3_CORE1_IOPAD(0x2180, PIN_INPUT_PULLUP | MUX_MODE1)      /* ssi1_rdy_tx */
+			OMAP3_CORE1_IOPAD(0x2182, PIN_INPUT | WAKEUP_EN | MUX_MODE4) /* ssi1_wake_tx (cawake) */
+			OMAP3_CORE1_IOPAD(0x2184, PIN_INPUT | MUX_MODE1)             /* ssi1_dat_rx */
+			OMAP3_CORE1_IOPAD(0x2186, PIN_INPUT | MUX_MODE1)             /* ssi1_flag_rx */
+			OMAP3_CORE1_IOPAD(0x2188, PIN_OUTPUT | MUX_MODE1)            /* ssi1_rdy_rx */
+			OMAP3_CORE1_IOPAD(0x218a, PIN_OUTPUT | MUX_MODE1)            /* ssi1_wake */
+		>;
+	};
 };
 
 &i2c1 {
@@ -191,3 +204,14 @@
 		};
 	};
 };
+
+&ssi_port1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&ssi_pins>;
+
+	ti,ssi-cawake-gpio = <&gpio5 23 GPIO_ACTIVE_HIGH>; /* 151 */
+};
+
+&ssi_port2 {
+	status = "disabled";
+};
-- 
2.7.0.rc3