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Date: Sun, 13 Mar 2016 01:06:20 +0100
From: Sebastian Reichel <sre@...nel.org>
To: Sebastian Reichel <sre@...nel.org>,
Tony Lindgren <tony@...mide.com>,
Benoît Cousson <bcousson@...libre.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,
Filip Matijević <filip.matijevic.pz@...il.com>
Subject: [PATCH 7/7] ARM: dts: N9/N950: Add support for accelerometer
From: Filip Matijević <filip.matijevic.pz@...il.com>
Signed-off-by: Filip Matijević <filip.matijevic.pz@...il.com>
Signed-off-by: Sebastian Reichel <sre@...nel.org>
---
arch/arm/boot/dts/omap3-n9.dts | 14 ++++++++++
arch/arm/boot/dts/omap3-n950-n9.dtsi | 54 ++++++++++++++++++++++++++++++++++++
arch/arm/boot/dts/omap3-n950.dts | 14 ++++++++++
3 files changed, 82 insertions(+)
diff --git a/arch/arm/boot/dts/omap3-n9.dts b/arch/arm/boot/dts/omap3-n9.dts
index f2e213931e09..32414707cc69 100644
--- a/arch/arm/boot/dts/omap3-n9.dts
+++ b/arch/arm/boot/dts/omap3-n9.dts
@@ -53,3 +53,17 @@
};
};
};
+
+&lis302 {
+ st,axis-x = <1>; /* LIS3_DEV_X */
+ st,axis-y = <(-2)>; /* LIS3_INV_DEV_Y */
+ st,axis-z = <(-3)>; /* LIS3_INV_DEV_Z */
+
+ st,min-limit-x = <(-46)>;
+ st,min-limit-y = <3>;
+ st,min-limit-z = <3>;
+
+ st,max-limit-x = <(-3)>;
+ st,max-limit-y = <46>;
+ st,max-limit-z = <46>;
+};
diff --git a/arch/arm/boot/dts/omap3-n950-n9.dtsi b/arch/arm/boot/dts/omap3-n950-n9.dtsi
index 38d2d756acdd..22a7e8f7357c 100644
--- a/arch/arm/boot/dts/omap3-n950-n9.dtsi
+++ b/arch/arm/boot/dts/omap3-n950-n9.dtsi
@@ -53,6 +53,13 @@
};
&omap3_pmx_core {
+ accelerator_pins: pinmux_accelerator_pins {
+ pinctrl-single,pins = <
+ OMAP3_CORE1_IOPAD(0x21da, PIN_INPUT | MUX_MODE4) /* mcspi2_somi.gpio_180 -> LIS302 INT1 */
+ OMAP3_CORE1_IOPAD(0x21dc, PIN_INPUT | MUX_MODE4) /* mcspi2_cs0.gpio_181 -> LIS302 INT2 */
+ >;
+ };
+
debug_leds: pinmux_debug_led_pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x2108, PIN_OUTPUT | MUX_MODE4) /* dss_data22.gpio_92 */
@@ -189,6 +196,53 @@
&i2c3 {
clock-frequency = <400000>;
+
+ lis302: lis302@1d {
+ compatible = "st,lis3lv02d";
+ reg = <0x1d>;
+
+ Vdd-supply = <&vaux1>;
+ Vdd_IO-supply = <&vio>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&accelerator_pins>;
+
+ interrupts-extended = <&gpio6 20 IRQ_TYPE_EDGE_FALLING>, <&gpio6 21 IRQ_TYPE_EDGE_FALLING>; /* 180, 181 */
+
+ /* click flags */
+ st,click-single-x;
+ st,click-single-y;
+ st,click-single-z;
+
+ /* Limits are 0.5g * value */
+ st,click-threshold-x = <8>;
+ st,click-threshold-y = <8>;
+ st,click-threshold-z = <10>;
+
+ /* Click must be longer than time limit */
+ st,click-time-limit = <9>;
+
+ /* Kind of debounce filter */
+ st,click-latency = <50>;
+
+ st,wakeup-x-hi;
+ st,wakeup-y-hi;
+ st,wakeup-threshold = <(800/18)>; /* millig-value / 18 to get HW values */
+
+ st,wakeup2-z-hi;
+ st,wakeup2-threshold = <(1000/18)>; /* millig-value / 18 to get HW values */
+
+ st,highpass-cutoff-hz = <2>;
+
+ /* Interrupt line 1 for thresholds */
+ st,irq1-ff-wu-1;
+ st,irq1-ff-wu-2;
+ /* Interrupt line 2 for click detection */
+ st,irq2-click;
+
+ st,wu-duration-1 = <8>;
+ st,wu-duration-2 = <8>;
+ };
};
&mmc1 {
diff --git a/arch/arm/boot/dts/omap3-n950.dts b/arch/arm/boot/dts/omap3-n950.dts
index daa17d20ccf5..ff9544cae5af 100644
--- a/arch/arm/boot/dts/omap3-n950.dts
+++ b/arch/arm/boot/dts/omap3-n950.dts
@@ -138,3 +138,17 @@
MATRIX_KEY(0x07, 0x07, KEY_R)
>;
};
+
+&lis302 {
+ st,axis-x = <(-2)>; /* LIS3_INV_DEV_Y */
+ st,axis-y = <(-1)>; /* LIS3_INV_DEV_X */
+ st,axis-z = <(-3)>; /* LIS3_INV_DEV_Z */
+
+ st,min-limit-x = <(-32)>;
+ st,min-limit-y = <3>;
+ st,min-limit-z = <3>;
+
+ st,max-limit-x = <(-3)>;
+ st,max-limit-y = <32>;
+ st,max-limit-z = <32>;
+};
--
2.7.0
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