[U-Boot] [PATCH v2 4/5] ARM: dts: AM437x-IDK Initial Support
Lokesh Vutla
lokeshvutla at ti.com
Mon May 16 07:41:18 CEST 2016
Add initial DTS support for AM437x-IDK 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/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 at 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 at 50 {
+ compatible = "at24,24c256";
+ pagesize = <64>;
+ reg = <0x50>;
+ };
+
+ tps: tps62362 at 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 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>;
+ };
+ };
+};
+
+&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"
--
2.8.2
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