From 571ccb280a73dc39a5571f90ca5b845539d63950 Mon Sep 17 00:00:00 2001 From: AnilKumar Ch Date: Mon, 15 Oct 2012 18:05:39 +0530 Subject: ARM: dts: Add am335x-evmsk.dts Add AM335X EVM-SK device tree source (am335x-sk.dts) file to use the am33xx.dtsi SoC file, along with the memory node information. Also adds support for tps65910 regulator and lis331dlh accelerometer. Following drivers/functionality were tested on AM335x-EVM-SK. * I2C * TPS65910 regulators * lis331dlh accelerometer AM335x EVM Starter Kit details can be accessed from: http://www.ti.com/tool/tmdssk3358 Signed-off-by: AnilKumar Ch Signed-off-by: Benoit Cousson --- arch/arm/boot/dts/am335x-evmsk.dts | 166 +++++++++++++++++++++++++++++++++++++ 1 file changed, 166 insertions(+) create mode 100644 arch/arm/boot/dts/am335x-evmsk.dts (limited to 'arch/arm/boot/dts/am335x-evmsk.dts') diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts new file mode 100644 index 000000000000..6f5387987865 --- /dev/null +++ b/arch/arm/boot/dts/am335x-evmsk.dts @@ -0,0 +1,166 @@ +/* + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +/* + * AM335x Starter Kit + * http://www.ti.com/tool/tmdssk3358 + */ + +/dts-v1/; + +/include/ "am33xx.dtsi" + +/ { + model = "TI AM335x EVM-SK"; + compatible = "ti,am335x-evmsk", "ti,am33xx"; + + cpus { + cpu@0 { + cpu0-supply = <&vdd1_reg>; + }; + }; + + memory { + device_type = "memory"; + reg = <0x80000000 0x10000000>; /* 256 MB */ + }; + + ocp { + uart1: serial@44e09000 { + status = "okay"; + }; + + i2c1: i2c@44e0b000 { + status = "okay"; + clock-frequency = <400000>; + + tps: tps@2d { + reg = <0x2d>; + }; + + lis331dlh: lis331dlh@18 { + compatible = "st,lis331dlh", "st,lis3lv02d"; + reg = <0x18>; + Vdd-supply = <&lis3_reg>; + Vdd_IO-supply = <&lis3_reg>; + + st,click-single-x; + st,click-single-y; + st,click-single-z; + st,click-thresh-x = <10>; + st,click-thresh-y = <10>; + st,click-thresh-z = <10>; + st,irq1-click; + st,irq2-click; + st,wakeup-x-lo; + st,wakeup-x-hi; + st,wakeup-y-lo; + st,wakeup-y-hi; + st,wakeup-z-lo; + st,wakeup-z-hi; + st,min-limit-x = <120>; + st,min-limit-y = <120>; + st,min-limit-z = <140>; + st,max-limit-x = <550>; + st,max-limit-y = <550>; + st,max-limit-z = <750>; + }; + }; + }; + + vbat: fixedregulator@0 { + compatible = "regulator-fixed"; + regulator-name = "vbat"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-boot-on; + }; + + lis3_reg: fixedregulator@1 { + compatible = "regulator-fixed"; + regulator-name = "lis3_reg"; + regulator-boot-on; + }; +}; + +/include/ "tps65910.dtsi" + +&tps { + vcc1-supply = <&vbat>; + vcc2-supply = <&vbat>; + vcc3-supply = <&vbat>; + vcc4-supply = <&vbat>; + vcc5-supply = <&vbat>; + vcc6-supply = <&vbat>; + vcc7-supply = <&vbat>; + vccio-supply = <&vbat>; + + regulators { + vrtc_reg: regulator@0 { + regulator-always-on; + }; + + vio_reg: regulator@1 { + regulator-always-on; + }; + + vdd1_reg: regulator@2 { + /* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */ + regulator-name = "vdd_mpu"; + regulator-min-microvolt = <912500>; + regulator-max-microvolt = <1312500>; + regulator-boot-on; + regulator-always-on; + }; + + vdd2_reg: regulator@3 { + /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */ + regulator-name = "vdd_core"; + regulator-min-microvolt = <912500>; + regulator-max-microvolt = <1150000>; + regulator-boot-on; + regulator-always-on; + }; + + vdd3_reg: regulator@4 { + regulator-always-on; + }; + + vdig1_reg: regulator@5 { + regulator-always-on; + }; + + vdig2_reg: regulator@6 { + regulator-always-on; + }; + + vpll_reg: regulator@7 { + regulator-always-on; + }; + + vdac_reg: regulator@8 { + regulator-always-on; + }; + + vaux1_reg: regulator@9 { + regulator-always-on; + }; + + vaux2_reg: regulator@10 { + regulator-always-on; + }; + + vaux33_reg: regulator@11 { + regulator-always-on; + }; + + vmmc_reg: regulator@12 { + regulator-always-on; + }; + }; +}; -- cgit v1.2.3 From 2647dd10fcd85aa1404878e8692a1cab928d3ec7 Mon Sep 17 00:00:00 2001 From: AnilKumar Ch Date: Tue, 6 Nov 2012 19:18:35 +0530 Subject: ARM: dts: AM33XX: Add pinmux configuration for gpio-leds to EVMSK Add pinmux configurations for gpio based volume keys to am335x-evmsk. In this patch, only single named mode/state is added and these pins are configured during pinctrl driver initialization. Default mode is nothing but the values required for the module during active state. With this configurations module is functional as expected. Signed-off-by: AnilKumar Ch Signed-off-by: Benoit Cousson --- arch/arm/boot/dts/am335x-evmsk.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'arch/arm/boot/dts/am335x-evmsk.dts') diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts index 6f5387987865..659ec5b73ab4 100644 --- a/arch/arm/boot/dts/am335x-evmsk.dts +++ b/arch/arm/boot/dts/am335x-evmsk.dts @@ -30,6 +30,20 @@ reg = <0x80000000 0x10000000>; /* 256 MB */ }; + am33xx_pinmux: pinmux@44e10800 { + pinctrl-names = "default"; + pinctrl-0 = <&user_leds_s0>; + + user_leds_s0: user_leds_s0 { + pinctrl-single,pins = < + 0x10 0x7 /* gpmc_ad4.gpio1_4, OUTPUT | MODE7 */ + 0x14 0x7 /* gpmc_ad5.gpio1_5, OUTPUT | MODE7 */ + 0x18 0x7 /* gpmc_ad6.gpio1_6, OUTPUT | MODE7 */ + 0x1c 0x7 /* gpmc_ad7.gpio1_7, OUTPUT | MODE7 */ + >; + }; + }; + ocp { uart1: serial@44e09000 { status = "okay"; -- cgit v1.2.3 From 29b0b84381221e94063ceb4129f4e4bc1bce1215 Mon Sep 17 00:00:00 2001 From: AnilKumar Ch Date: Tue, 6 Nov 2012 19:18:36 +0530 Subject: ARM: dts: AM33XX: Add user-leds device tree data to am335x-evmsk Add gpio-leds device tree data to am335x-evmsk device to enable gpio based user-leds (USR0, USR1, USR2 and USR3) present on am335x starter kit. Signed-off-by: AnilKumar Ch Signed-off-by: Benoit Cousson --- arch/arm/boot/dts/am335x-evmsk.dts | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) (limited to 'arch/arm/boot/dts/am335x-evmsk.dts') diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts index 659ec5b73ab4..7262fa83b8d1 100644 --- a/arch/arm/boot/dts/am335x-evmsk.dts +++ b/arch/arm/boot/dts/am335x-evmsk.dts @@ -100,6 +100,36 @@ regulator-name = "lis3_reg"; regulator-boot-on; }; + + leds { + compatible = "gpio-leds"; + + led@1 { + label = "evmsk:green:usr0"; + gpios = <&gpio2 4 0>; + default-state = "off"; + }; + + led@2 { + label = "evmsk:green:usr1"; + gpios = <&gpio2 5 0>; + default-state = "off"; + }; + + led@3 { + label = "evmsk:green:mmc0"; + gpios = <&gpio2 6 0>; + linux,default-trigger = "mmc0"; + default-state = "off"; + }; + + led@4 { + label = "evmsk:green:heartbeat"; + gpios = <&gpio2 7 0>; + linux,default-trigger = "heartbeat"; + default-state = "off"; + }; + }; }; /include/ "tps65910.dtsi" -- cgit v1.2.3 From d98258b81721d452d2da98e9fc83c57e6ef70667 Mon Sep 17 00:00:00 2001 From: AnilKumar Ch Date: Tue, 6 Nov 2012 19:18:37 +0530 Subject: ARM: dts: AM33XX: Add pinmux configuration for gpio-keys to EVMSK Add pinmux configurations for gpio based keys to am335x-evmsk. In this patch, only single named mode/state is added and these pins are configured during pinctrl driver initialization. Default mode is nothing but the values required for the module during active state. With this configurations module is functional as expected. Signed-off-by: AnilKumar Ch Signed-off-by: Benoit Cousson --- arch/arm/boot/dts/am335x-evmsk.dts | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) (limited to 'arch/arm/boot/dts/am335x-evmsk.dts') diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts index 7262fa83b8d1..0f825dd2d178 100644 --- a/arch/arm/boot/dts/am335x-evmsk.dts +++ b/arch/arm/boot/dts/am335x-evmsk.dts @@ -32,7 +32,7 @@ am33xx_pinmux: pinmux@44e10800 { pinctrl-names = "default"; - pinctrl-0 = <&user_leds_s0>; + pinctrl-0 = <&user_leds_s0 &gpio_keys_s0>; user_leds_s0: user_leds_s0 { pinctrl-single,pins = < @@ -42,6 +42,15 @@ 0x1c 0x7 /* gpmc_ad7.gpio1_7, OUTPUT | MODE7 */ >; }; + + gpio_keys_s0: gpio_keys_s0 { + pinctrl-single,pins = < + 0x94 0x27 /* gpmc_oen_ren.gpio2_3, INPUT | MODE7 */ + 0x90 0x27 /* gpmc_advn_ale.gpio2_2, INPUT | MODE7 */ + 0x70 0x27 /* gpmc_wait0.gpio0_30, INPUT | MODE7 */ + 0x9c 0x27 /* gpmc_ben0_cle.gpio2_5, INPUT | MODE7 */ + >; + }; }; ocp { -- cgit v1.2.3 From 00834b783ee3029a96489fae0c2eb3b1a198205d Mon Sep 17 00:00:00 2001 From: AnilKumar Ch Date: Tue, 6 Nov 2012 19:18:38 +0530 Subject: ARM: dts: AM33XX: Add push-buttons device tree data to am335x-evmsk Add gpio based push buttons device tree data to am335x-evmsk device by adding all the necessary parameters like key-code, gpios and etc. Signed-off-by: AnilKumar Ch Signed-off-by: Benoit Cousson --- arch/arm/boot/dts/am335x-evmsk.dts | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'arch/arm/boot/dts/am335x-evmsk.dts') diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts index 0f825dd2d178..f5a6162a4ff2 100644 --- a/arch/arm/boot/dts/am335x-evmsk.dts +++ b/arch/arm/boot/dts/am335x-evmsk.dts @@ -139,6 +139,37 @@ default-state = "off"; }; }; + + gpio_buttons: gpio_buttons@0 { + compatible = "gpio-keys"; + #address-cells = <1>; + #size-cells = <0>; + + switch@1 { + label = "button0"; + linux,code = <0x100>; + gpios = <&gpio3 3 0>; + }; + + switch@2 { + label = "button1"; + linux,code = <0x101>; + gpios = <&gpio3 2 0>; + }; + + switch@3 { + label = "button2"; + linux,code = <0x102>; + gpios = <&gpio1 30 0>; + gpio-key,wakeup; + }; + + switch@4 { + label = "button3"; + linux,code = <0x103>; + gpios = <&gpio3 5 0>; + }; + }; }; /include/ "tps65910.dtsi" -- cgit v1.2.3