diff options
Diffstat (limited to 'arch/arm/boot/dts/am43x-epos-evm.dts')
| -rw-r--r-- | arch/arm/boot/dts/am43x-epos-evm.dts | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am43x-epos-evm.dts b/arch/arm/boot/dts/am43x-epos-evm.dts index 15aa70822bdf..a3a53ce84f16 100644 --- a/arch/arm/boot/dts/am43x-epos-evm.dts +++ b/arch/arm/boot/dts/am43x-epos-evm.dts @@ -13,6 +13,7 @@ #include "am4372.dtsi" #include <dt-bindings/pinctrl/am43xx.h> #include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/pwm/pwm.h> / { model = "TI AM43x EPOS EVM"; @@ -100,6 +101,37 @@ 0x9c (PIN_OUTPUT | MUX_MODE0) /* gpmc_be0n_cle.gpmc_be0n_cle */ >; }; + + ecap0_pins: backlight_pins { + pinctrl-single,pins = < + 0x164 MUX_MODE0 /* eCAP0_in_PWM0_out.eCAP0_in_PWM0_out MODE0 */ + >; + }; + + i2c2_pins: pinmux_i2c2_pins { + pinctrl-single,pins = < + 0x1c0 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE8) /* i2c2_sda.i2c2_sda */ + 0x1c4 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE8) /* i2c2_scl.i2c2_scl */ + >; + }; + + spi0_pins: pinmux_spi0_pins { + pinctrl-single,pins = < + 0x150 (PIN_INPUT | MUX_MODE0) /* spi0_clk.spi0_clk */ + 0x154 (PIN_OUTPUT | MUX_MODE0) /* spi0_d0.spi0_d0 */ + 0x158 (PIN_INPUT | MUX_MODE0) /* spi0_d1.spi0_d1 */ + 0x15c (PIN_OUTPUT | MUX_MODE0) /* spi0_cs0.spi0_cs0 */ + >; + }; + + spi1_pins: pinmux_spi1_pins { + pinctrl-single,pins = < + 0x190 (PIN_INPUT | MUX_MODE3) /* mcasp0_aclkx.spi1_clk */ + 0x194 (PIN_OUTPUT | MUX_MODE3) /* mcasp0_fsx.spi1_d0 */ + 0x198 (PIN_INPUT | MUX_MODE3) /* mcasp0_axr0.spi1_d1 */ + 0x19c (PIN_OUTPUT | MUX_MODE3) /* mcasp0_ahclkr.spi1_cs0 */ + >; + }; }; matrix_keypad: matrix_keypad@0 { @@ -134,6 +166,13 @@ 0x0203006c /* DOWN */ 0x03030069>; /* LEFT */ }; + + backlight { + compatible = "pwm-backlight"; + pwms = <&ecap0 0 50000 PWM_POLARITY_INVERTED>; + brightness-levels = <0 51 53 56 62 75 101 152 255>; + default-brightness-level = <8>; + }; }; &mmc1 { @@ -190,6 +229,12 @@ }; }; +&i2c2 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c2_pins>; + status = "okay"; +}; + &gpio0 { status = "okay"; }; @@ -291,3 +336,25 @@ }; }; }; + +&epwmss0 { + status = "okay"; +}; + +&ecap0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&ecap0_pins>; +}; + +&spi0 { + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins>; + status = "okay"; +}; + +&spi1 { + pinctrl-names = "default"; + pinctrl-0 = <&spi1_pins>; + status = "okay"; +}; |