Add initial DTS support for AM437x-IDK evm.
Reviewed-by: Tom Rini trini@konsulko.com Signed-off-by: Lokesh Vutla lokeshvutla@ti.com --- Changes since v1: - None
arch/arm/dts/Makefile | 3 +- arch/arm/dts/am437x-idk-evm.dts | 420 ++++++++++++++++++++++++++++++++++++++++ board/ti/am43xx/board.c | 2 + configs/am43xx_evm_defconfig | 2 +- 4 files changed, 425 insertions(+), 2 deletions(-) create mode 100644 arch/arm/dts/am437x-idk-evm.dts
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 7e797a2..ada00c5 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -91,7 +91,8 @@ dtb-$(CONFIG_ARCH_ZYNQMP) += \ zynqmp-zc1751-xm019-dc5.dtb dtb-$(CONFIG_AM33XX) += am335x-boneblack.dtb am335x-evm.dtb dtb-$(CONFIG_AM43XX) += am437x-gp-evm.dtb am437x-sk-evm.dtb \ - am43x-epos-evm.dtb + am43x-epos-evm.dtb \ + am437x-idk-evm.dtb dtb-$(CONFIG_THUNDERX) += thunderx-88xx.dtb
dtb-$(CONFIG_ARCH_SOCFPGA) += \ diff --git a/arch/arm/dts/am437x-idk-evm.dts b/arch/arm/dts/am437x-idk-evm.dts new file mode 100644 index 0000000..478f0a6 --- /dev/null +++ b/arch/arm/dts/am437x-idk-evm.dts @@ -0,0 +1,420 @@ +/* + * Copyright (C) 2014 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. + */ + +/dts-v1/; + +#include "am4372.dtsi" +#include <dt-bindings/pinctrl/am43xx.h> +#include <dt-bindings/pwm/pwm.h> +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> + +/ { + model = "TI AM437x Industrial Development Kit"; + compatible = "ti,am437x-idk-evm","ti,am4372","ti,am43"; + + chosen { + stdout-path = &uart0; + tick-timer = &timer2; + }; + + v24_0d: fixed-regulator-v24_0d { + compatible = "regulator-fixed"; + regulator-name = "V24_0D"; + regulator-min-microvolt = <24000000>; + regulator-max-microvolt = <24000000>; + regulator-always-on; + regulator-boot-on; + }; + + v3_3d: fixed-regulator-v3_3d { + compatible = "regulator-fixed"; + regulator-name = "V3_3D"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&v24_0d>; + }; + + vdd_corereg: fixed-regulator-vdd_corereg { + compatible = "regulator-fixed"; + regulator-name = "VDD_COREREG"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1100000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&v24_0d>; + }; + + vdd_core: fixed-regulator-vdd_core { + compatible = "regulator-fixed"; + regulator-name = "VDD_CORE"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1100000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&vdd_corereg>; + }; + + v1_8dreg: fixed-regulator-v1_8dreg{ + compatible = "regulator-fixed"; + regulator-name = "V1_8DREG"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&v24_0d>; + }; + + v1_8d: fixed-regulator-v1_8d{ + compatible = "regulator-fixed"; + regulator-name = "V1_8D"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&v1_8dreg>; + }; + + v1_5dreg: fixed-regulator-v1_5dreg{ + compatible = "regulator-fixed"; + regulator-name = "V1_5DREG"; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1500000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&v24_0d>; + }; + + v1_5d: fixed-regulator-v1_5d{ + compatible = "regulator-fixed"; + regulator-name = "V1_5D"; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1500000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&v1_5dreg>; + }; + + gpio_keys: gpio_keys { + compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&gpio_keys_pins_default>; + #address-cells = <1>; + #size-cells = <0>; + + switch@0 { + label = "power-button"; + linux,code = <KEY_POWER>; + gpios = <&gpio4 2 GPIO_ACTIVE_LOW>; + }; + }; + + /* fixed 32k external oscillator clock */ + clk_32k_rtc: clk_32k_rtc { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <32768>; + }; +}; + +&am43xx_pinmux { + gpio_keys_pins_default: gpio_keys_pins_default { + pinctrl-single,pins = < + AM4372_IOPAD(0x9b8, PIN_INPUT | MUX_MODE7) /* cam0_field.gpio4_2 */ + >; + }; + + i2c0_pins_default: i2c0_pins_default { + pinctrl-single,pins = < + AM4372_IOPAD(0x988, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_sda.i2c0_sda */ + AM4372_IOPAD(0x98c, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_scl.i2c0_scl */ + >; + }; + + i2c0_pins_sleep: i2c0_pins_sleep { + pinctrl-single,pins = < + AM4372_IOPAD(0x988, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x98c, PIN_INPUT_PULLDOWN | MUX_MODE7) + >; + }; + + i2c2_pins_default: i2c2_pins_default { + pinctrl-single,pins = < + AM4372_IOPAD(0x9e8, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data1.i2c2_scl */ + AM4372_IOPAD(0x9ec, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data0.i2c2_sda */ + >; + }; + + i2c2_pins_sleep: i2c2_pins_sleep { + pinctrl-single,pins = < + AM4372_IOPAD(0x9e8, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x9ec, PIN_INPUT_PULLDOWN | MUX_MODE7) + >; + }; + + mmc1_pins_default: pinmux_mmc1_pins_default { + pinctrl-single,pins = < + AM4372_IOPAD(0x900, PIN_INPUT | MUX_MODE0) /* mmc0_clk.mmc0_clk */ + AM4372_IOPAD(0x904, PIN_INPUT | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */ + AM4372_IOPAD(0x9f0, PIN_INPUT | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */ + AM4372_IOPAD(0x9f4, PIN_INPUT | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */ + AM4372_IOPAD(0x9f8, PIN_INPUT | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */ + AM4372_IOPAD(0x9fc, PIN_INPUT | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */ + AM4372_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */ + >; + }; + + mmc1_pins_sleep: pinmux_mmc1_pins_sleep { + pinctrl-single,pins = < + AM4372_IOPAD(0x900, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x904, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x9f0, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x9f4, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x9f8, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x9fc, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x960, PIN_INPUT_PULLDOWN | MUX_MODE7) + >; + }; + + ecap0_pins_default: backlight_pins_default { + pinctrl-single,pins = < + AM4372_IOPAD(0x964, PIN_OUTPUT | MUX_MODE0) /* ecap0_in_pwm0_out.ecap0_in_pwm0_out */ + >; + }; + + cpsw_default: cpsw_default { + pinctrl-single,pins = < + AM4372_IOPAD(0x92c, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txclk.rgmii1_tclk */ + AM4372_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txen.rgmii1_tctl */ + AM4372_IOPAD(0x928, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd0.rgmii1_td0 */ + AM4372_IOPAD(0x924, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd1.rgmii1_td1 */ + AM4372_IOPAD(0x920, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd0.rgmii1_td2 */ + AM4372_IOPAD(0x91c, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd1.rgmii1_td3 */ + AM4372_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxclk.rmii1_rclk */ + AM4372_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxdv.rgmii1_rctl */ + AM4372_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd0.rgmii1_rd0 */ + AM4372_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd1.rgmii1_rd1 */ + AM4372_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd0.rgmii1_rd2 */ + AM4372_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd1.rgmii1_rd3 */ + >; + }; + + cpsw_sleep: cpsw_sleep { + pinctrl-single,pins = < + AM4372_IOPAD(0x92c, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x914, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x920, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x91c, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE7) + >; + }; + + davinci_mdio_default: davinci_mdio_default { + pinctrl-single,pins = < + /* MDIO */ + AM4372_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */ + AM4372_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */ + >; + }; + + davinci_mdio_sleep: davinci_mdio_sleep { + pinctrl-single,pins = < + /* MDIO reset value */ + AM4372_IOPAD(0x948, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x94c, PIN_INPUT_PULLDOWN | MUX_MODE7) + >; + }; + + qspi_pins_default: qspi_pins_default { + pinctrl-single,pins = < + AM4372_IOPAD(0x87c, PIN_OUTPUT_PULLUP | MUX_MODE3) /* gpmc_csn0.qspi_csn */ + AM4372_IOPAD(0x888, PIN_OUTPUT | MUX_MODE2) /* gpmc_csn3.qspi_clk */ + AM4372_IOPAD(0x890, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_advn_ale.qspi_d0 */ + AM4372_IOPAD(0x894, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_oen_ren.qspi_d1 */ + AM4372_IOPAD(0x898, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_wen.qspi_d2 */ + AM4372_IOPAD(0x89c, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_be0n_cle.qspi_d3 */ + >; + }; + + qspi_pins_sleep: qspi_pins_sleep{ + pinctrl-single,pins = < + AM4372_IOPAD(0x87c, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x888, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x890, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x894, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x898, PIN_INPUT_PULLDOWN | MUX_MODE7) + AM4372_IOPAD(0x89c, PIN_INPUT_PULLDOWN | MUX_MODE7) + >; + }; +}; + +&i2c0 { + status = "okay"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&i2c0_pins_default>; + pinctrl-1 = <&i2c0_pins_sleep>; + clock-frequency = <400000>; + + at24@50 { + compatible = "at24,24c256"; + pagesize = <64>; + reg = <0x50>; + }; + + tps: tps62362@60 { + compatible = "ti,tps62362"; + reg = <0x60>; + regulator-name = "VDD_MPU"; + regulator-min-microvolt = <950000>; + regulator-max-microvolt = <1330000>; + regulator-boot-on; + regulator-always-on; + ti,vsel0-state-high; + ti,vsel1-state-high; + vin-supply = <&v3_3d>; + }; +}; + +&i2c2 { + status = "okay"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&i2c2_pins_default>; + pinctrl-1 = <&i2c2_pins_sleep>; + clock-frequency = <100000>; +}; + +&epwmss0 { + status = "okay"; +}; + +&ecap0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&ecap0_pins_default>; +}; + +&gpio0 { + status = "okay"; +}; + +&gpio1 { + status = "okay"; +}; + +&gpio4 { + status = "okay"; +}; + +&gpio5 { + status = "okay"; +}; + +&mmc1 { + status = "okay"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&mmc1_pins_default>; + pinctrl-1 = <&mmc1_pins_sleep>; + vmmc-supply = <&v3_3d>; + bus-width = <4>; + cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>; +}; + +&qspi { + status = "okay"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&qspi_pins_default>; + pinctrl-1 = <&qspi_pins_sleep>; + + spi-max-frequency = <48000000>; + m25p80@0 { + compatible = "mx66l51235l"; + spi-max-frequency = <48000000>; + reg = <0>; + spi-cpol; + spi-cpha; + spi-tx-bus-width = <1>; + spi-rx-bus-width = <4>; + #address-cells = <1>; + #size-cells = <1>; + + /* + * MTD partition table. The ROM checks the first 512KiB for a + * valid file to boot(XIP). + */ + partition@0 { + label = "QSPI.U_BOOT"; + reg = <0x00000000 0x000080000>; + }; + partition@1 { + label = "QSPI.U_BOOT.backup"; + reg = <0x00080000 0x00080000>; + }; + partition@2 { + label = "QSPI.U-BOOT-SPL_OS"; + reg = <0x00100000 0x00010000>; + }; + partition@3 { + label = "QSPI.U_BOOT_ENV"; + reg = <0x00110000 0x00010000>; + }; + partition@4 { + label = "QSPI.U-BOOT-ENV.backup"; + reg = <0x00120000 0x00010000>; + }; + partition@5 { + label = "QSPI.KERNEL"; + reg = <0x00130000 0x0800000>; + }; + partition@6 { + label = "QSPI.FILESYSTEM"; + reg = <0x00930000 0x36D0000>; + }; + }; +}; + +&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>, <0>; + phy-mode = "rgmii"; +}; + +&rtc { + clocks = <&clk_32k_rtc>, <&clk_32768_ck>; + clock-names = "ext-clk", "int-clk"; + status = "okay"; +}; + +&wdt { + status = "okay"; +}; + +&cpu { + cpu0-supply = <&tps>; +}; diff --git a/board/ti/am43xx/board.c b/board/ti/am43xx/board.c index 1ec5603..36c7cf1 100644 --- a/board/ti/am43xx/board.c +++ b/board/ti/am43xx/board.c @@ -856,6 +856,8 @@ int board_fit_config_name_match(const char *name) return 0; else if (board_is_eposevm() && !strcmp(name, "am43x-epos-evm")) return 0; + else if (board_is_idk() && !strcmp(name, "am437x-idk-evm")) + return 0; else return -1; } diff --git a/configs/am43xx_evm_defconfig b/configs/am43xx_evm_defconfig index 722a0f6..cc53655 100644 --- a/configs/am43xx_evm_defconfig +++ b/configs/am43xx_evm_defconfig @@ -50,4 +50,4 @@ CONFIG_G_DNL_PRODUCT_NUM=0xbd00 CONFIG_FIT=y CONFIG_SPL_OF_LIBFDT=y CONFIG_SPL_LOAD_FIT=y -CONFIG_OF_LIST="am437x-gp-evm am437x-sk-evm am43x-epos-evm" +CONFIG_OF_LIST="am437x-gp-evm am437x-sk-evm am43x-epos-evm am437x-idk-evm"