From 83faf920659386608cc63a7206cd91dba31cd443 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Filip=20Matijevi=C4=87?= Date: Sun, 13 Mar 2016 01:06:20 +0100 Subject: [PATCH] ARM: dts: N9/N950: Add support for accelerometer MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Filip Matijević Signed-off-by: Sebastian Reichel Acked-by: Pavel Machek Signed-off-by: Tony Lindgren --- 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 5c67429a4da7..b9e58c536afd 100644 --- a/arch/arm/boot/dts/omap3-n9.dts +++ b/arch/arm/boot/dts/omap3-n9.dts @@ -57,3 +57,17 @@ &modem { compatible = "nokia,n9-modem"; }; + +&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 01632c382467..a00ca761675d 100644 --- a/arch/arm/boot/dts/omap3-n950-n9.dtsi +++ b/arch/arm/boot/dts/omap3-n950-n9.dtsi @@ -61,6 +61,13 @@ }; &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 */ @@ -246,6 +253,53 @@ &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 67041305a0f1..646601a3ebd8 100644 --- a/arch/arm/boot/dts/omap3-n950.dts +++ b/arch/arm/boot/dts/omap3-n950.dts @@ -171,3 +171,17 @@ 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>; +};