diff options
| -rw-r--r-- | arch/arm/boot/dts/am43x-epos-evm.dts | 168 | ||||
| -rw-r--r-- | include/dt-bindings/pinctrl/am43xx.h | 31 |
2 files changed, 199 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am43x-epos-evm.dts b/arch/arm/boot/dts/am43x-epos-evm.dts index 74174d48f476..fbf9c4c7a94f 100644 --- a/arch/arm/boot/dts/am43x-epos-evm.dts +++ b/arch/arm/boot/dts/am43x-epos-evm.dts @@ -11,8 +11,176 @@ /dts-v1/; #include "am4372.dtsi" +#include <dt-bindings/pinctrl/am43xx.h> +#include <dt-bindings/gpio/gpio.h> / { model = "TI AM43x EPOS EVM"; compatible = "ti,am43x-epos-evm","ti,am4372","ti,am43"; + + vmmcsd_fixed: fixedregulator-sd { + compatible = "regulator-fixed"; + regulator-name = "vmmcsd_fixed"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + enable-active-high; + }; + + am43xx_pinmux: pinmux@44e10800 { + cpsw_default: cpsw_default { + pinctrl-single,pins = < + /* Slave 1 */ + 0x10c (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_crs.rmii1_crs */ + 0x110 (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxerr.rmii1_rxerr */ + 0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* mii1_txen.rmii1_txen */ + 0x118 (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxdv.rmii1_rxdv */ + 0x124 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* mii1_txd1.rmii1_txd1 */ + 0x128 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* mii1_txd0.rmii1_txd0 */ + 0x13c (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxd1.rmii1_rxd1 */ + 0x140 (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxd0.rmii1_rxd0 */ + 0x144 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* rmii1_refclk.rmii1_refclk */ + >; + }; + + cpsw_sleep: cpsw_sleep { + pinctrl-single,pins = < + /* Slave 1 reset value */ + 0x10c (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x110 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x118 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x144 (PIN_INPUT_PULLDOWN | MUX_MODE7) + >; + }; + + davinci_mdio_default: davinci_mdio_default { + pinctrl-single,pins = < + /* MDIO */ + 0x148 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */ + 0x14c (PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */ + >; + }; + + davinci_mdio_sleep: davinci_mdio_sleep { + pinctrl-single,pins = < + /* MDIO reset value */ + 0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7) + >; + }; + + i2c0_pins: pinmux_i2c0_pins { + pinctrl-single,pins = < + 0x188 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_sda.i2c0_sda */ + 0x18c (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_scl.i2c0_scl */ + >; + }; + }; + + matrix_keypad: matrix_keypad@0 { + compatible = "gpio-matrix-keypad"; + debounce-delay-ms = <5>; + col-scan-delay-us = <2>; + + row-gpios = <&gpio0 12 GPIO_ACTIVE_HIGH /* Bank0, pin12 */ + &gpio0 13 GPIO_ACTIVE_HIGH /* Bank0, pin13 */ + &gpio0 14 GPIO_ACTIVE_HIGH /* Bank0, pin14 */ + &gpio0 15 GPIO_ACTIVE_HIGH>; /* Bank0, pin15 */ + + col-gpios = <&gpio3 9 GPIO_ACTIVE_HIGH /* Bank3, pin9 */ + &gpio3 10 GPIO_ACTIVE_HIGH /* Bank3, pin10 */ + &gpio2 18 GPIO_ACTIVE_HIGH /* Bank2, pin18 */ + &gpio2 19 GPIO_ACTIVE_HIGH>; /* Bank2, pin19 */ + + linux,keymap = <0x00000201 /* P1 */ + 0x01000204 /* P4 */ + 0x02000207 /* P7 */ + 0x0300020a /* NUMERIC_STAR */ + 0x00010202 /* P2 */ + 0x01010205 /* P5 */ + 0x02010208 /* P8 */ + 0x03010200 /* P0 */ + 0x00020203 /* P3 */ + 0x01020206 /* P6 */ + 0x02020209 /* P9 */ + 0x0302020b /* NUMERIC_POUND */ + 0x00030067 /* UP */ + 0x0103006a /* RIGHT */ + 0x0203006c /* DOWN */ + 0x03030069>; /* LEFT */ + }; +}; + +&mmc1 { + status = "okay"; + vmmc-supply = <&vmmcsd_fixed>; + bus-width = <4>; +}; + +&mac { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&cpsw_default>; + pinctrl-1 = <&cpsw_sleep>; + status = "okay"; +}; + +&davinci_mdio { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&davinci_mdio_default>; + pinctrl-1 = <&davinci_mdio_sleep>; + status = "okay"; +}; + +&cpsw_emac0 { + phy_id = <&davinci_mdio>, <16>; + phy-mode = "rmii"; +}; + +&cpsw_emac1 { + phy_id = <&davinci_mdio>, <1>; + phy-mode = "rmii"; +}; + +&i2c0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins>; + + at24@50 { + compatible = "at24,24c256"; + pagesize = <64>; + reg = <0x50>; + }; + + pixcir_ts@5c { + compatible = "pixcir,pixcir_ts"; + reg = <0x5c>; + interrupt-parent = <&gpio1>; + interrupts = <17 0>; + + attb-gpio = <&gpio1 17 GPIO_ACTIVE_HIGH>; + + x-size = <1024>; + y-size = <768>; + }; +}; + +&gpio0 { + status = "okay"; +}; + +&gpio1 { + status = "okay"; +}; + +&gpio2 { + status = "okay"; +}; + +&gpio3 { + status = "okay"; }; diff --git a/include/dt-bindings/pinctrl/am43xx.h b/include/dt-bindings/pinctrl/am43xx.h new file mode 100644 index 000000000000..eb6c366adfba --- /dev/null +++ b/include/dt-bindings/pinctrl/am43xx.h @@ -0,0 +1,31 @@ +/* + * This header provides constants specific to AM43XX pinctrl bindings. + */ + +#ifndef _DT_BINDINGS_PINCTRL_AM43XX_H +#define _DT_BINDINGS_PINCTRL_AM43XX_H + +#define MUX_MODE0 0 +#define MUX_MODE1 1 +#define MUX_MODE2 2 +#define MUX_MODE3 3 +#define MUX_MODE4 4 +#define MUX_MODE5 5 +#define MUX_MODE6 6 +#define MUX_MODE7 7 + +#define PULL_DISABLE (1 << 16) +#define PULL_UP (1 << 17) +#define INPUT_EN (1 << 18) +#define SLEWCTRL_FAST (1 << 19) +#define DS0_PULL_UP_DOWN_EN (1 << 27) + +#define PIN_OUTPUT (PULL_DISABLE) +#define PIN_OUTPUT_PULLUP (PULL_UP) +#define PIN_OUTPUT_PULLDOWN 0 +#define PIN_INPUT (INPUT_EN | PULL_DISABLE) +#define PIN_INPUT_PULLUP (INPUT_EN | PULL_UP) +#define PIN_INPUT_PULLDOWN (INPUT_EN) + +#endif + |