[U-Boot] [PATCH v2 3/5] ARM: dts: AM43x-EPOS Initial Support

Lokesh Vutla lokeshvutla at ti.com
Mon May 16 07:41:17 CEST 2016


Add initial DTS support for AM43-EPOS evm.

Reviewed-by: Tom Rini <trini at konsulko.com>
Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
---
Changes since v1:
- None

 arch/arm/dts/Makefile                             |   3 +-
 arch/arm/dts/am43x-epos-evm.dts                   | 806 ++++++++++++++++++++++
 board/ti/am43xx/board.c                           |   2 +
 configs/am43xx_evm_defconfig                      |   2 +-
 include/dt-bindings/pinctrl/am43xx.h              |   6 +
 include/dt-bindings/sound/tlv320aic31xx-micbias.h |   8 +
 6 files changed, 825 insertions(+), 2 deletions(-)
 create mode 100644 arch/arm/dts/am43x-epos-evm.dts
 create mode 100644 include/dt-bindings/sound/tlv320aic31xx-micbias.h

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index df09d15..7e797a2 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -90,7 +90,8 @@ dtb-$(CONFIG_ARCH_ZYNQMP) += \
 	zynqmp-zc1751-xm016-dc2.dtb		\
 	zynqmp-zc1751-xm019-dc5.dtb
 dtb-$(CONFIG_AM33XX) += am335x-boneblack.dtb am335x-evm.dtb
-dtb-$(CONFIG_AM43XX) += am437x-gp-evm.dtb am437x-sk-evm.dtb
+dtb-$(CONFIG_AM43XX) += am437x-gp-evm.dtb am437x-sk-evm.dtb	\
+	am43x-epos-evm.dtb
 dtb-$(CONFIG_THUNDERX) += thunderx-88xx.dtb
 
 dtb-$(CONFIG_ARCH_SOCFPGA) +=				\
diff --git a/arch/arm/dts/am43x-epos-evm.dts b/arch/arm/dts/am43x-epos-evm.dts
new file mode 100644
index 0000000..fa4d1e3
--- /dev/null
+++ b/arch/arm/dts/am43x-epos-evm.dts
@@ -0,0 +1,806 @@
+/*
+ * Copyright (C) 2013 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.
+ */
+
+/* AM43x EPOS EVM */
+
+/dts-v1/;
+
+#include "am4372.dtsi"
+#include <dt-bindings/pinctrl/am43xx.h>
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pwm/pwm.h>
+#include <dt-bindings/sound/tlv320aic31xx-micbias.h>
+
+/ {
+	model = "TI AM43x EPOS EVM";
+	compatible = "ti,am43x-epos-evm","ti,am438x","ti,am43";
+
+	aliases {
+		display0 = &lcd0;
+	};
+
+	chosen {
+		stdout-path = &uart0;
+		tick-timer = &timer2;
+	};
+
+	vmmcsd_fixed: fixedregulator-sd {
+		compatible = "regulator-fixed";
+		regulator-name = "vmmcsd_fixed";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		enable-active-high;
+	};
+
+	vbat: fixedregulator at 0 {
+		compatible = "regulator-fixed";
+		regulator-name = "vbat";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-boot-on;
+	};
+
+	lcd0: display {
+		compatible = "osddisplays,osd057T0559-34ts", "panel-dpi";
+		label = "lcd";
+
+		panel-timing {
+			clock-frequency = <33000000>;
+			hactive = <800>;
+			vactive = <480>;
+			hfront-porch = <210>;
+			hback-porch = <16>;
+			hsync-len = <30>;
+			vback-porch = <10>;
+			vfront-porch = <22>;
+			vsync-len = <13>;
+			hsync-active = <0>;
+			vsync-active = <0>;
+			de-active = <1>;
+			pixelclk-active = <1>;
+		};
+
+		port {
+			lcd_in: endpoint {
+				remote-endpoint = <&dpi_out>;
+			};
+		};
+	};
+
+	matrix_keypad: matrix_keypad at 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 */
+	};
+
+	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>;
+	};
+
+	sound0: sound at 0 {
+		compatible = "simple-audio-card";
+		simple-audio-card,name = "AM43-EPOS-EVM";
+		simple-audio-card,widgets =
+			"Microphone", "Microphone Jack",
+			"Headphone", "Headphone Jack",
+			"Speaker", "Speaker";
+		simple-audio-card,routing =
+			"MIC1LP", "Microphone Jack",
+			"MIC1RP", "Microphone Jack",
+			"MIC1LP", "MICBIAS",
+			"MIC1RP", "MICBIAS",
+			"Headphone Jack", "HPL",
+			"Headphone Jack", "HPR",
+			"Speaker", "SPL",
+			"Speaker", "SPR";
+		simple-audio-card,format = "dsp_b";
+		simple-audio-card,bitclock-master = <&sound0_master>;
+		simple-audio-card,frame-master = <&sound0_master>;
+		simple-audio-card,bitclock-inversion;
+
+		simple-audio-card,cpu {
+			sound-dai = <&mcasp1>;
+			system-clock-frequency = <12000000>;
+		};
+
+		sound0_master: simple-audio-card,codec {
+			sound-dai = <&tlv320aic3111>;
+			system-clock-frequency = <12000000>;
+		};
+	};
+};
+
+&am43xx_pinmux {
+		cpsw_default: cpsw_default {
+			pinctrl-single,pins = <
+				/* Slave 1 */
+				AM4372_IOPAD(0x90c, PIN_INPUT_PULLDOWN | MUX_MODE1)	/* mii1_crs.rmii1_crs */
+				AM4372_IOPAD(0x910, PIN_INPUT_PULLDOWN | MUX_MODE1)	/* mii1_rxerr.rmii1_rxerr */
+				AM4372_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE1)	/* mii1_txen.rmii1_txen */
+				AM4372_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE1)	/* mii1_rxdv.rmii1_rxdv */
+				AM4372_IOPAD(0x924, PIN_OUTPUT_PULLDOWN | MUX_MODE1)	/* mii1_txd1.rmii1_txd1 */
+				AM4372_IOPAD(0x928, PIN_OUTPUT_PULLDOWN | MUX_MODE1)	/* mii1_txd0.rmii1_txd0 */
+				AM4372_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE1)	/* mii1_rxd1.rmii1_rxd1 */
+				AM4372_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE1)	/* mii1_rxd0.rmii1_rxd0 */
+				AM4372_IOPAD(0x944, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* rmii1_refclk.rmii1_refclk */
+			>;
+		};
+
+		cpsw_sleep: cpsw_sleep {
+			pinctrl-single,pins = <
+				/* Slave 1 reset value */
+				AM4372_IOPAD(0x90c, PIN_INPUT_PULLDOWN | MUX_MODE7)
+				AM4372_IOPAD(0x910, PIN_INPUT_PULLDOWN | MUX_MODE7)
+				AM4372_IOPAD(0x914, PIN_INPUT_PULLDOWN | MUX_MODE7)
+				AM4372_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE7)
+				AM4372_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE7)
+				AM4372_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE7)
+				AM4372_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE7)
+				AM4372_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE7)
+				AM4372_IOPAD(0x944, 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)
+			>;
+		};
+
+		i2c0_pins: pinmux_i2c0_pins {
+			pinctrl-single,pins = <
+				AM4372_IOPAD(0x988, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)	/* i2c0_sda.i2c0_sda */
+				AM4372_IOPAD(0x98c, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)	/* i2c0_scl.i2c0_scl */
+			>;
+		};
+
+		nand_flash_x8: nand_flash_x8 {
+			pinctrl-single,pins = <
+				AM4372_IOPAD(0x840, PIN_OUTPUT_PULLDOWN | MUX_MODE7)	/* gpmc_a0.SELQSPIorNAND/GPIO */
+				AM4372_IOPAD(0x800, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* gpmc_ad0.gpmc_ad0 */
+				AM4372_IOPAD(0x804, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* gpmc_ad1.gpmc_ad1 */
+				AM4372_IOPAD(0x808, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* gpmc_ad2.gpmc_ad2 */
+				AM4372_IOPAD(0x80c, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* gpmc_ad3.gpmc_ad3 */
+				AM4372_IOPAD(0x810, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* gpmc_ad4.gpmc_ad4 */
+				AM4372_IOPAD(0x814, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* gpmc_ad5.gpmc_ad5 */
+				AM4372_IOPAD(0x818, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* gpmc_ad6.gpmc_ad6 */
+				AM4372_IOPAD(0x81c, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* gpmc_ad7.gpmc_ad7 */
+				AM4372_IOPAD(0x870, PIN_INPUT_PULLUP | MUX_MODE0)	/* gpmc_wait0.gpmc_wait0 */
+				AM4372_IOPAD(0x874, PIN_OUTPUT_PULLUP | MUX_MODE7)	/* gpmc_wpn.gpmc_wpn */
+				AM4372_IOPAD(0x87c, PIN_OUTPUT | MUX_MODE0)		/* gpmc_csn0.gpmc_csn0  */
+				AM4372_IOPAD(0x890, PIN_OUTPUT | MUX_MODE0)		/* gpmc_advn_ale.gpmc_advn_ale */
+				AM4372_IOPAD(0x894, PIN_OUTPUT | MUX_MODE0)		/* gpmc_oen_ren.gpmc_oen_ren */
+				AM4372_IOPAD(0x898, PIN_OUTPUT | MUX_MODE0)		/* gpmc_wen.gpmc_wen */
+				AM4372_IOPAD(0x89c, PIN_OUTPUT | MUX_MODE0)		/* gpmc_be0n_cle.gpmc_be0n_cle */
+			>;
+		};
+
+		ecap0_pins: backlight_pins {
+			pinctrl-single,pins = <
+				AM4372_IOPAD(0x964, MUX_MODE0)         /* eCAP0_in_PWM0_out.eCAP0_in_PWM0_out MODE0 */
+			>;
+		};
+
+		i2c2_pins: pinmux_i2c2_pins {
+			pinctrl-single,pins = <
+				AM4372_IOPAD(0x9c0, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE8)    /* i2c2_sda.i2c2_sda */
+				AM4372_IOPAD(0x9c4, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE8)    /* i2c2_scl.i2c2_scl */
+			>;
+		};
+
+		spi0_pins: pinmux_spi0_pins {
+			pinctrl-single,pins = <
+				AM4372_IOPAD(0x950, PIN_INPUT | MUX_MODE0)           /* spi0_clk.spi0_clk */
+				AM4372_IOPAD(0x954, PIN_OUTPUT | MUX_MODE0)           /* spi0_d0.spi0_d0 */
+				AM4372_IOPAD(0x958, PIN_INPUT | MUX_MODE0)           /* spi0_d1.spi0_d1 */
+				AM4372_IOPAD(0x95c, PIN_OUTPUT | MUX_MODE0)          /* spi0_cs0.spi0_cs0 */
+			>;
+		};
+
+		spi1_pins: pinmux_spi1_pins {
+			pinctrl-single,pins = <
+				AM4372_IOPAD(0x990, PIN_INPUT | MUX_MODE3)           /* mcasp0_aclkx.spi1_clk */
+				AM4372_IOPAD(0x994, PIN_OUTPUT | MUX_MODE3)           /* mcasp0_fsx.spi1_d0 */
+				AM4372_IOPAD(0x998, PIN_INPUT | MUX_MODE3)           /* mcasp0_axr0.spi1_d1 */
+				AM4372_IOPAD(0x99c, PIN_OUTPUT | MUX_MODE3)          /* mcasp0_ahclkr.spi1_cs0 */
+			>;
+		};
+
+		mmc1_pins: pinmux_mmc1_pins {
+			pinctrl-single,pins = <
+				AM4372_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
+			>;
+		};
+
+		qspi1_default: qspi1_default {
+			pinctrl-single,pins = <
+				AM4372_IOPAD(0x87c, PIN_INPUT_PULLUP | MUX_MODE3)
+				AM4372_IOPAD(0x888, PIN_INPUT_PULLUP | MUX_MODE2)
+				AM4372_IOPAD(0x890, PIN_INPUT_PULLUP | MUX_MODE3)
+				AM4372_IOPAD(0x894, PIN_INPUT_PULLUP | MUX_MODE3)
+				AM4372_IOPAD(0x898, PIN_INPUT_PULLUP | MUX_MODE3)
+				AM4372_IOPAD(0x89c, PIN_INPUT_PULLUP | MUX_MODE3)
+			>;
+		};
+
+		pixcir_ts_pins: pixcir_ts_pins {
+			pinctrl-single,pins = <
+				AM4372_IOPAD(0x844, PIN_INPUT_PULLUP | MUX_MODE7)	/* gpmc_a1.gpio1_17 */
+			>;
+		};
+
+		hdq_pins: pinmux_hdq_pins {
+			pinctrl-single,pins = <
+				AM4372_IOPAD(0xa34, PIN_INPUT_PULLUP | MUX_MODE1)    /* cam1_wen.hdq_gpio */
+			>;
+		};
+
+		dss_pins: dss_pins {
+			pinctrl-single,pins = <
+				AM4372_IOPAD(0x820, PIN_OUTPUT_PULLUP | MUX_MODE1) /*gpmc ad 8 -> DSS DATA 23 */
+				AM4372_IOPAD(0x824, PIN_OUTPUT_PULLUP | MUX_MODE1)
+				AM4372_IOPAD(0x828, PIN_OUTPUT_PULLUP | MUX_MODE1)
+				AM4372_IOPAD(0x82c, PIN_OUTPUT_PULLUP | MUX_MODE1)
+				AM4372_IOPAD(0x830, PIN_OUTPUT_PULLUP | MUX_MODE1)
+				AM4372_IOPAD(0x834, PIN_OUTPUT_PULLUP | MUX_MODE1)
+				AM4372_IOPAD(0x838, PIN_OUTPUT_PULLUP | MUX_MODE1)
+				AM4372_IOPAD(0x83c, PIN_OUTPUT_PULLUP | MUX_MODE1) /*gpmc ad 15 -> DSS DATA 16 */
+				AM4372_IOPAD(0x8a0, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS DATA 0 */
+				AM4372_IOPAD(0x8a4, PIN_OUTPUT_PULLUP | MUX_MODE0)
+				AM4372_IOPAD(0x8a8, PIN_OUTPUT_PULLUP | MUX_MODE0)
+				AM4372_IOPAD(0x8ac, PIN_OUTPUT_PULLUP | MUX_MODE0)
+				AM4372_IOPAD(0x8b0, PIN_OUTPUT_PULLUP | MUX_MODE0)
+				AM4372_IOPAD(0x8b4, PIN_OUTPUT_PULLUP | MUX_MODE0)
+				AM4372_IOPAD(0x8B8, PIN_OUTPUT_PULLUP | MUX_MODE0)
+				AM4372_IOPAD(0x8bc, PIN_OUTPUT_PULLUP | MUX_MODE0)
+				AM4372_IOPAD(0x8c0, PIN_OUTPUT_PULLUP | MUX_MODE0)
+				AM4372_IOPAD(0x8c4, PIN_OUTPUT_PULLUP | MUX_MODE0)
+				AM4372_IOPAD(0x8c8, PIN_OUTPUT_PULLUP | MUX_MODE0)
+				AM4372_IOPAD(0x8cc, PIN_OUTPUT_PULLUP | MUX_MODE0)
+				AM4372_IOPAD(0x8d0, PIN_OUTPUT_PULLUP | MUX_MODE0)
+				AM4372_IOPAD(0x8d4, PIN_OUTPUT_PULLUP | MUX_MODE0)
+				AM4372_IOPAD(0x8d8, PIN_OUTPUT_PULLUP | MUX_MODE0)
+				AM4372_IOPAD(0x8dc, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS DATA 15 */
+				AM4372_IOPAD(0x8e0, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS VSYNC */
+				AM4372_IOPAD(0x8e4, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS HSYNC */
+				AM4372_IOPAD(0x8e8, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS PCLK */
+				AM4372_IOPAD(0x8ec, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS AC BIAS EN */
+			>;
+		};
+
+		display_mux_pins: display_mux_pins {
+			pinctrl-single,pins = <
+				/* GPMC CLK -> GPIO 2_1 to select LCD / HDMI */
+				AM4372_IOPAD(0x88C, PIN_OUTPUT_PULLUP | MUX_MODE7)
+			>;
+		};
+
+		vpfe1_pins_default: vpfe1_pins_default {
+			pinctrl-single,pins = <
+				AM4372_IOPAD(0x9cc, PIN_INPUT_PULLUP | MUX_MODE0)  /* cam1_data9 mode 0 */
+				AM4372_IOPAD(0x9d0, PIN_INPUT_PULLUP | MUX_MODE0)  /* cam1_data8 mode 0 */
+				AM4372_IOPAD(0x9d4, PIN_INPUT_PULLUP | MUX_MODE0)  /* cam1_hd mode 0 */
+				AM4372_IOPAD(0x9d8, PIN_INPUT_PULLUP | MUX_MODE0)  /* cam1_vd mode 0 */
+				AM4372_IOPAD(0x9dc, PIN_INPUT_PULLUP | MUX_MODE0)  /* cam1_pclk mode 0 */
+				AM4372_IOPAD(0x9e8, PIN_INPUT_PULLUP | MUX_MODE0)  /* cam1_data0 mode 0 */
+				AM4372_IOPAD(0x9ec, PIN_INPUT_PULLUP | MUX_MODE0)  /* cam1_data1 mode 0 */
+				AM4372_IOPAD(0x9f0, PIN_INPUT_PULLUP | MUX_MODE0)  /* cam1_data2 mode 0 */
+				AM4372_IOPAD(0x9f4, PIN_INPUT_PULLUP | MUX_MODE0)  /* cam1_data3 mode 0 */
+				AM4372_IOPAD(0x9f8, PIN_INPUT_PULLUP | MUX_MODE0)  /* cam1_data4 mode 0 */
+				AM4372_IOPAD(0x9fc, PIN_INPUT_PULLUP | MUX_MODE0)  /* cam1_data5 mode 0 */
+				AM4372_IOPAD(0xa00, PIN_INPUT_PULLUP | MUX_MODE0)  /* cam1_data6 mode 0 */
+				AM4372_IOPAD(0xa04, PIN_INPUT_PULLUP | MUX_MODE0)  /* cam1_data7 mode 0 */
+			>;
+		};
+
+		vpfe1_pins_sleep: vpfe1_pins_sleep {
+			pinctrl-single,pins = <
+				AM4372_IOPAD(0x9cc, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7)
+				AM4372_IOPAD(0x9d0, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7)
+				AM4372_IOPAD(0x9d4, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7)
+				AM4372_IOPAD(0x9d8, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7)
+				AM4372_IOPAD(0x9dc, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7)
+				AM4372_IOPAD(0x9e8, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7)
+				AM4372_IOPAD(0x9ec, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7)
+				AM4372_IOPAD(0x9f0, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7)
+				AM4372_IOPAD(0x9f4, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7)
+				AM4372_IOPAD(0x9f8, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7)
+				AM4372_IOPAD(0x9fc, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7)
+				AM4372_IOPAD(0xa00, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7)
+				AM4372_IOPAD(0xa04, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7)
+			>;
+		};
+
+		mcasp1_pins: mcasp1_pins {
+			pinctrl-single,pins = <
+				AM4372_IOPAD(0x9a0, PIN_INPUT_PULLDOWN | MUX_MODE3) /* MCASP0_ACLKR/MCASP1_ACLKX */
+				AM4372_IOPAD(0x9a4, PIN_INPUT_PULLDOWN | MUX_MODE3) /* MCASP0_FSR/MCASP1_FSX */
+				AM4372_IOPAD(0x9a8, PIN_OUTPUT_PULLDOWN | MUX_MODE3)/* MCASP0_AXR1/MCASP1_AXR0 */
+				AM4372_IOPAD(0x9ac, PIN_INPUT_PULLDOWN | MUX_MODE3) /* MCASP0_AHCLKX/MCASP1_AXR1 */
+			>;
+		};
+
+		mcasp1_sleep_pins: mcasp1_sleep_pins {
+			pinctrl-single,pins = <
+				AM4372_IOPAD(0x9a0, PIN_INPUT_PULLDOWN | MUX_MODE7)
+				AM4372_IOPAD(0x9a4, PIN_INPUT_PULLDOWN | MUX_MODE7)
+				AM4372_IOPAD(0x9a8, PIN_INPUT_PULLDOWN | MUX_MODE7)
+				AM4372_IOPAD(0x9ac, PIN_INPUT_PULLDOWN | MUX_MODE7)
+			>;
+		};
+};
+
+&mmc1 {
+	status = "okay";
+	vmmc-supply = <&vmmcsd_fixed>;
+	bus-width = <4>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc1_pins>;
+	cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
+};
+
+&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";
+};
+
+&phy_sel {
+	rmii-clock-ext;
+};
+
+&i2c0 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c0_pins>;
+	clock-frequency = <400000>;
+
+	tps65218: tps65218 at 24 {
+		reg = <0x24>;
+		compatible = "ti,tps65218";
+		interrupts = <GIC_SPI 7 IRQ_TYPE_NONE>; /* NMIn */
+		interrupt-controller;
+		#interrupt-cells = <2>;
+
+		dcdc1: regulator-dcdc1 {
+			compatible = "ti,tps65218-dcdc1";
+			regulator-name = "vdd_core";
+			regulator-min-microvolt = <912000>;
+			regulator-max-microvolt = <1144000>;
+			regulator-boot-on;
+			regulator-always-on;
+		};
+
+		dcdc2: regulator-dcdc2 {
+			compatible = "ti,tps65218-dcdc2";
+			regulator-name = "vdd_mpu";
+			regulator-min-microvolt = <912000>;
+			regulator-max-microvolt = <1378000>;
+			regulator-boot-on;
+			regulator-always-on;
+		};
+
+		dcdc3: regulator-dcdc3 {
+			compatible = "ti,tps65218-dcdc3";
+			regulator-name = "vdcdc3";
+			regulator-min-microvolt = <1500000>;
+			regulator-max-microvolt = <1500000>;
+			regulator-boot-on;
+			regulator-always-on;
+		};
+
+		dcdc4: regulator-dcdc4 {
+			compatible = "ti,tps65218-dcdc4";
+			regulator-name = "vdcdc4";
+			regulator-min-microvolt = <3300000>;
+			regulator-max-microvolt = <3300000>;
+			regulator-boot-on;
+			regulator-always-on;
+		};
+
+		dcdc5: regulator-dcdc5 {
+			compatible = "ti,tps65218-dcdc5";
+			regulator-name = "v1_0bat";
+			regulator-min-microvolt = <1000000>;
+			regulator-max-microvolt = <1000000>;
+		};
+
+		dcdc6: regulator-dcdc6 {
+			compatible = "ti,tps65218-dcdc6";
+			regulator-name = "v1_8bat";
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <1800000>;
+		};
+
+		ldo1: regulator-ldo1 {
+			compatible = "ti,tps65218-ldo1";
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <1800000>;
+			regulator-boot-on;
+			regulator-always-on;
+		};
+	};
+
+	at24 at 50 {
+		compatible = "at24,24c256";
+		pagesize = <64>;
+		reg = <0x50>;
+	};
+
+	pixcir_ts at 5c {
+		compatible = "pixcir,pixcir_tangoc";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pixcir_ts_pins>;
+		reg = <0x5c>;
+		interrupt-parent = <&gpio1>;
+		interrupts = <17 IRQ_TYPE_EDGE_FALLING>;
+
+		attb-gpio = <&gpio1 17 GPIO_ACTIVE_HIGH>;
+
+		touchscreen-size-x = <1024>;
+		touchscreen-size-y = <600>;
+	};
+
+	tlv320aic3111: tlv320aic3111 at 18 {
+		#sound-dai-cells = <0>;
+		compatible = "ti,tlv320aic3111";
+		reg = <0x18>;
+		status = "okay";
+
+		ai31xx-micbias-vg = <MICBIAS_2_0V>;
+
+		/* Regulators */
+		HPVDD-supply = <&dcdc4>; /* v3_3AUD -> V3_3D -> DCDC4 */
+		SPRVDD-supply = <&vbat>; /* vbat */
+		SPLVDD-supply = <&vbat>; /* vbat */
+		AVDD-supply = <&dcdc4>; /* v3_3AUD -> V3_3D -> DCDC4 */
+		IOVDD-supply = <&dcdc4>; /* V3_3D -> DCDC4 */
+		DVDD-supply = <&ldo1>; /* V1_8AUD -> V1_8D -> LDO1 */
+	};
+};
+
+&i2c2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c2_pins>;
+	status = "okay";
+};
+
+&gpio0 {
+	status = "okay";
+};
+
+&gpio1 {
+	status = "okay";
+};
+
+&gpio2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&display_mux_pins>;
+	status = "okay";
+
+	p1 {
+		/*
+		 * SelLCDorHDMI selects between display and audio paths:
+		 * Low: HDMI display with audio via HDMI
+		 * High: LCD display with analog audio via aic3111 codec
+		 */
+		gpio-hog;
+		gpios = <1 GPIO_ACTIVE_HIGH>;
+		output-high;
+		line-name = "SelLCDorHDMI";
+	};
+};
+
+&gpio3 {
+	status = "okay";
+};
+
+&elm {
+	status = "okay";
+};
+
+&gpmc {
+	status = "okay";	/* Disable QSPI when enabling GPMC (NAND) */
+	pinctrl-names = "default";
+	pinctrl-0 = <&nand_flash_x8>;
+	ranges = <0 0 0x08000000 0x01000000>;	/* CS0 space. Min partition = 16MB */
+	nand at 0,0 {
+		compatible = "ti,omap2-nand";
+		reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
+		interrupt-parent = <&gpmc>;
+		interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
+			     <1 IRQ_TYPE_NONE>;	/* termcount */
+		ti,nand-ecc-opt = "bch16";
+		ti,elm-id = <&elm>;
+		nand-bus-width = <8>;
+		gpmc,device-width = <1>;
+		gpmc,sync-clk-ps = <0>;
+		gpmc,cs-on-ns = <0>;
+		gpmc,cs-rd-off-ns = <40>; /* tCEA + tCHZ + 1 */
+		gpmc,cs-wr-off-ns = <40>;
+		gpmc,adv-on-ns = <0>;  /* cs-on-ns */
+		gpmc,adv-rd-off-ns = <25>; /* min( tALH + tALS + 1) */
+		gpmc,adv-wr-off-ns = <25>; /* min( tALH + tALS + 1) */
+		gpmc,we-on-ns = <0>;   /* cs-on-ns */
+		gpmc,we-off-ns = <20>; /* we-on-time + tWP + 2 */
+		gpmc,oe-on-ns = <3>;  /* cs-on-ns + tRR + 2 */
+		gpmc,oe-off-ns = <30>; /* oe-on-ns + tRP + 2 */
+		gpmc,access-ns = <30>; /* tCEA + 4*/
+		gpmc,rd-cycle-ns = <40>;
+		gpmc,wr-cycle-ns = <40>;
+		gpmc,bus-turnaround-ns = <0>;
+		gpmc,cycle2cycle-delay-ns = <0>;
+		gpmc,clk-activation-ns = <0>;
+		gpmc,wr-access-ns = <40>;
+		gpmc,wr-data-mux-bus-ns = <0>;
+		/* MTD partition table */
+		/* All SPL-* partitions are sized to minimal length
+		 * which can be independently programmable. For
+		 * NAND flash this is equal to size of erase-block */
+		#address-cells = <1>;
+		#size-cells = <1>;
+		partition at 0 {
+			label = "NAND.SPL";
+			reg = <0x00000000 0x00040000>;
+		};
+		partition at 1 {
+			label = "NAND.SPL.backup1";
+			reg = <0x00040000 0x00040000>;
+		};
+		partition at 2 {
+			label = "NAND.SPL.backup2";
+			reg = <0x00080000 0x00040000>;
+		};
+		partition at 3 {
+			label = "NAND.SPL.backup3";
+			reg = <0x000C0000 0x00040000>;
+		};
+		partition at 4 {
+			label = "NAND.u-boot-spl-os";
+			reg = <0x00100000 0x00080000>;
+		};
+		partition at 5 {
+			label = "NAND.u-boot";
+			reg = <0x00180000 0x00100000>;
+		};
+		partition at 6 {
+			label = "NAND.u-boot-env";
+			reg = <0x00280000 0x00040000>;
+		};
+		partition at 7 {
+			label = "NAND.u-boot-env.backup1";
+			reg = <0x002C0000 0x00040000>;
+		};
+		partition at 8 {
+			label = "NAND.kernel";
+			reg = <0x00300000 0x00700000>;
+		};
+		partition at 9 {
+			label = "NAND.file-system";
+			reg = <0x00a00000 0x1f600000>;
+		};
+	};
+};
+
+&epwmss0 {
+	status = "okay";
+};
+
+&tscadc {
+	status = "okay";
+
+	adc {
+		ti,adc-channels = <0 1 2 3 4 5 6 7>;
+	};
+};
+
+&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";
+};
+
+&usb2_phy1 {
+	status = "okay";
+};
+
+&usb1 {
+	dr_mode = "peripheral";
+	status = "okay";
+};
+
+&usb2_phy2 {
+	status = "okay";
+};
+
+&usb2 {
+	dr_mode = "host";
+	status = "okay";
+};
+
+&qspi {
+	status = "disabled";	/* Disable GPMC (NAND) when enabling QSPI */
+	pinctrl-names = "default";
+	pinctrl-0 = <&qspi1_default>;
+
+	spi-max-frequency = <48000000>;
+	m25p80 at 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 at 0 {
+			label = "QSPI.U_BOOT";
+			reg = <0x00000000 0x000080000>;
+		};
+		partition at 1 {
+			label = "QSPI.U_BOOT.backup";
+			reg = <0x00080000 0x00080000>;
+		};
+		partition at 2 {
+			label = "QSPI.U-BOOT-SPL_OS";
+			reg = <0x00100000 0x00010000>;
+		};
+		partition at 3 {
+			label = "QSPI.U_BOOT_ENV";
+			reg = <0x00110000 0x00010000>;
+		};
+		partition at 4 {
+			label = "QSPI.U-BOOT-ENV.backup";
+			reg = <0x00120000 0x00010000>;
+		};
+		partition at 5 {
+			label = "QSPI.KERNEL";
+			reg = <0x00130000 0x0800000>;
+		};
+		partition at 6 {
+			label = "QSPI.FILESYSTEM";
+			reg = <0x00930000 0x36D0000>;
+		};
+	};
+};
+
+&hdq {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&hdq_pins>;
+};
+
+&dss {
+	status = "ok";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&dss_pins>;
+
+	port {
+		dpi_out: endpoint at 0 {
+			remote-endpoint = <&lcd_in>;
+			data-lines = <24>;
+		};
+	};
+};
+
+&vpfe1 {
+	status = "okay";
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&vpfe1_pins_default>;
+	pinctrl-1 = <&vpfe1_pins_sleep>;
+
+	port {
+		vpfe1_ep: endpoint {
+			/* remote-endpoint = <&sensor>; add once we have it */
+			ti,am437x-vpfe-interface = <0>;
+			bus-width = <8>;
+			hsync-active = <0>;
+			vsync-active = <0>;
+		};
+	};
+};
+
+&mcasp1 {
+	#sound-dai-cells = <0>;
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&mcasp1_pins>;
+	pinctrl-1 = <&mcasp1_sleep_pins>;
+
+	status = "okay";
+
+	op-mode = <0>;          /* MCASP_IIS_MODE */
+	tdm-slots = <2>;
+	/* 4 serializer */
+	serial-dir = <  /* 0: INACTIVE, 1: TX, 2: RX */
+		1 2 0 0
+	>;
+	tx-num-evt = <32>;
+	rx-num-evt = <32>;
+};
+
+&synctimer_32kclk {
+	assigned-clocks = <&mux_synctimer32k_ck>;
+	assigned-clock-parents = <&clkdiv32k_ick>;
+};
diff --git a/board/ti/am43xx/board.c b/board/ti/am43xx/board.c
index a0ede81..1ec5603 100644
--- a/board/ti/am43xx/board.c
+++ b/board/ti/am43xx/board.c
@@ -854,6 +854,8 @@ int board_fit_config_name_match(const char *name)
 		return 0;
 	else if (board_is_sk() && !strcmp(name, "am437x-sk-evm"))
 		return 0;
+	else if (board_is_eposevm() && !strcmp(name, "am43x-epos-evm"))
+		return 0;
 	else
 		return -1;
 }
diff --git a/configs/am43xx_evm_defconfig b/configs/am43xx_evm_defconfig
index ce3f451..722a0f6 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"
+CONFIG_OF_LIST="am437x-gp-evm am437x-sk-evm am43x-epos-evm"
diff --git a/include/dt-bindings/pinctrl/am43xx.h b/include/dt-bindings/pinctrl/am43xx.h
index 7203687..292c2eb 100644
--- a/include/dt-bindings/pinctrl/am43xx.h
+++ b/include/dt-bindings/pinctrl/am43xx.h
@@ -30,4 +30,10 @@
 #define PIN_INPUT_PULLUP	(INPUT_EN | PULL_UP)
 #define PIN_INPUT_PULLDOWN	(INPUT_EN)
 
+/*
+ * Macro to allow using the absolute physical address instead of the
+ * padconf registers instead of the offset from padconf base.
+ */
+#define AM4372_IOPAD(pa, val)	(((pa) & 0xffff) - 0x0800) (val)
+
 #endif
diff --git a/include/dt-bindings/sound/tlv320aic31xx-micbias.h b/include/dt-bindings/sound/tlv320aic31xx-micbias.h
new file mode 100644
index 0000000..f5cb772
--- /dev/null
+++ b/include/dt-bindings/sound/tlv320aic31xx-micbias.h
@@ -0,0 +1,8 @@
+#ifndef __DT_TLV320AIC31XX_MICBIAS_H
+#define __DT_TLV320AIC31XX_MICBIAS_H
+
+#define MICBIAS_2_0V		1
+#define MICBIAS_2_5V		2
+#define MICBIAS_AVDDV		3
+
+#endif /* __DT_TLV320AIC31XX_MICBIAS_H */
-- 
2.8.2



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