[U-Boot] [PATCH 2/2 (RFT)] am335x: igep003x: Add Device Tree Support and DM_MMC driver
Enric Balletbo i Serra
enric.balletbo at collabora.com
Fri Dec 28 10:55:48 UTC 2018
This adds device tree and the DM_MMC driver for the AM335x IGEP based
boards.
Signed-off-by: Enric Balletbo i Serra <enric.balletbo at collabora.com>
---
arch/arm/dts/Makefile | 3 +-
arch/arm/dts/am335x-base0033.dts | 95 +++++++++
arch/arm/dts/am335x-igep0033.dtsi | 323 ++++++++++++++++++++++++++++++
configs/am335x_igep003x_defconfig | 3 +
4 files changed, 423 insertions(+), 1 deletion(-)
create mode 100644 arch/arm/dts/am335x-base0033.dts
create mode 100644 arch/arm/dts/am335x-igep0033.dtsi
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index b506daf9b0..1d44eb3c94 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -194,7 +194,8 @@ dtb-$(CONFIG_AM33XX) += am335x-boneblack.dtb am335x-bone.dtb \
am335x-rut.dtb \
am335x-pdu001.dtb \
am335x-chiliboard.dtb \
- am335x-sl50.dtb
+ am335x-sl50.dtb \
+ am335x-base0033.dtb
dtb-$(CONFIG_AM43XX) += am437x-gp-evm.dtb am437x-sk-evm.dtb \
am43x-epos-evm.dtb \
am437x-idk-evm.dtb \
diff --git a/arch/arm/dts/am335x-base0033.dts b/arch/arm/dts/am335x-base0033.dts
new file mode 100644
index 0000000000..29782be076
--- /dev/null
+++ b/arch/arm/dts/am335x-base0033.dts
@@ -0,0 +1,95 @@
+/*
+ * am335x-base0033.dts - Device Tree file for IGEP AQUILA EXPANSION
+ *
+ * Copyright (C) 2013 ISEE 2007 SL - http://www.isee.biz
+ *
+ * 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.
+ */
+
+#include "am335x-igep0033.dtsi"
+
+/ {
+ model = "IGEP COM AM335x on AQUILA Expansion";
+ compatible = "isee,am335x-base0033", "isee,am335x-igep0033", "ti,am33xx";
+
+ hdmi {
+ compatible = "ti,tilcdc,slave";
+ i2c = <&i2c0>;
+ pinctrl-names = "default", "off";
+ pinctrl-0 = <&nxp_hdmi_pins>;
+ pinctrl-1 = <&nxp_hdmi_off_pins>;
+ status = "okay";
+ };
+
+ leds_base {
+ pinctrl-names = "default";
+ pinctrl-0 = <&leds_base_pins>;
+
+ compatible = "gpio-leds";
+
+ led0 {
+ label = "base:red:user";
+ gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>; /* gpio1_21 */
+ default-state = "off";
+ };
+
+ led1 {
+ label = "base:green:user";
+ gpios = <&gpio2 0 GPIO_ACTIVE_HIGH>; /* gpio2_0 */
+ default-state = "off";
+ };
+ };
+};
+
+&am33xx_pinmux {
+ nxp_hdmi_pins: pinmux_nxp_hdmi_pins {
+ pinctrl-single,pins = <
+ AM33XX_IOPAD(0x9b0, PIN_OUTPUT | MUX_MODE3) /* xdma_event_intr0.clkout1 */
+ AM33XX_IOPAD(0x8a0, PIN_OUTPUT | MUX_MODE0) /* lcd_data0 */
+ AM33XX_IOPAD(0x8a4, PIN_OUTPUT | MUX_MODE0) /* lcd_data1 */
+ AM33XX_IOPAD(0x8a8, PIN_OUTPUT | MUX_MODE0) /* lcd_data2 */
+ AM33XX_IOPAD(0x8ac, PIN_OUTPUT | MUX_MODE0) /* lcd_data3 */
+ AM33XX_IOPAD(0x8b0, PIN_OUTPUT | MUX_MODE0) /* lcd_data4 */
+ AM33XX_IOPAD(0x8b4, PIN_OUTPUT | MUX_MODE0) /* lcd_data5 */
+ AM33XX_IOPAD(0x8b8, PIN_OUTPUT | MUX_MODE0) /* lcd_data6 */
+ AM33XX_IOPAD(0x8bc, PIN_OUTPUT | MUX_MODE0) /* lcd_data7 */
+ AM33XX_IOPAD(0x8c0, PIN_OUTPUT | MUX_MODE0) /* lcd_data8 */
+ AM33XX_IOPAD(0x8c4, PIN_OUTPUT | MUX_MODE0) /* lcd_data9 */
+ AM33XX_IOPAD(0x8c8, PIN_OUTPUT | MUX_MODE0) /* lcd_data10 */
+ AM33XX_IOPAD(0x8cc, PIN_OUTPUT | MUX_MODE0) /* lcd_data11 */
+ AM33XX_IOPAD(0x8d0, PIN_OUTPUT | MUX_MODE0) /* lcd_data12 */
+ AM33XX_IOPAD(0x8d4, PIN_OUTPUT | MUX_MODE0) /* lcd_data13 */
+ AM33XX_IOPAD(0x8d8, PIN_OUTPUT | MUX_MODE0) /* lcd_data14 */
+ AM33XX_IOPAD(0x8dc, PIN_OUTPUT | MUX_MODE0) /* lcd_data15 */
+ AM33XX_IOPAD(0x8e0, PIN_OUTPUT | MUX_MODE0) /* lcd_vsync */
+ AM33XX_IOPAD(0x8e4, PIN_OUTPUT | MUX_MODE0) /* lcd_hsync */
+ AM33XX_IOPAD(0x8e8, PIN_OUTPUT | MUX_MODE0) /* lcd_pclk */
+ AM33XX_IOPAD(0x8ec, PIN_OUTPUT | MUX_MODE0) /* lcd_ac_bias_en */
+ >;
+ };
+ nxp_hdmi_off_pins: pinmux_nxp_hdmi_off_pins {
+ pinctrl-single,pins = <
+ AM33XX_IOPAD(0x9b0, PIN_OUTPUT | MUX_MODE3) /* xdma_event_intr0.clkout1 */
+ >;
+ };
+
+ leds_base_pins: pinmux_leds_base_pins {
+ pinctrl-single,pins = <
+ AM33XX_IOPAD(0x854, PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a5.gpio1_21 */
+ AM33XX_IOPAD(0x888, PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_csn3.gpio2_0 */
+ >;
+ };
+};
+
+&lcdc {
+ status = "okay";
+};
+
+&i2c0 {
+ eeprom: eeprom at 50 {
+ compatible = "atmel,24c256";
+ reg = <0x50>;
+ };
+};
diff --git a/arch/arm/dts/am335x-igep0033.dtsi b/arch/arm/dts/am335x-igep0033.dtsi
new file mode 100644
index 0000000000..a5769a8f5f
--- /dev/null
+++ b/arch/arm/dts/am335x-igep0033.dtsi
@@ -0,0 +1,323 @@
+/*
+ * am335x-igep0033.dtsi - Device Tree file for IGEP COM AQUILA AM335x
+ *
+ * Copyright (C) 2013 ISEE 2007 SL - http://www.isee.biz
+ *
+ * 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 "am33xx.dtsi"
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/ {
+ cpus {
+ cpu at 0 {
+ cpu0-supply = <&vdd1_reg>;
+ };
+ };
+
+ memory at 80000000 {
+ device_type = "memory";
+ reg = <0x80000000 0x10000000>; /* 256 MB */
+ };
+
+ leds {
+ pinctrl-names = "default";
+ pinctrl-0 = <&leds_pins>;
+
+ compatible = "gpio-leds";
+
+ led0 {
+ label = "com:green:user";
+ gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>;
+ default-state = "on";
+ };
+ };
+
+ vbat: fixedregulator0 {
+ compatible = "regulator-fixed";
+ regulator-name = "vbat";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-boot-on;
+ };
+
+ vmmc: fixedregulator1 {
+ compatible = "regulator-fixed";
+ regulator-name = "vmmc";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+};
+
+&am33xx_pinmux {
+ i2c0_pins: pinmux_i2c0_pins {
+ pinctrl-single,pins = <
+ AM33XX_IOPAD(0x988, PIN_INPUT_PULLUP | MUX_MODE0) /* i2c0_sda.i2c0_sda */
+ AM33XX_IOPAD(0x98c, PIN_INPUT_PULLUP | MUX_MODE0) /* i2c0_scl.i2c0_scl */
+ >;
+ };
+
+ nandflash_pins: pinmux_nandflash_pins {
+ pinctrl-single,pins = <
+ AM33XX_IOPAD(0x800, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad0.gpmc_ad0 */
+ AM33XX_IOPAD(0x804, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad1.gpmc_ad1 */
+ AM33XX_IOPAD(0x808, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad2.gpmc_ad2 */
+ AM33XX_IOPAD(0x80c, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad3.gpmc_ad3 */
+ AM33XX_IOPAD(0x810, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad4.gpmc_ad4 */
+ AM33XX_IOPAD(0x814, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad5.gpmc_ad5 */
+ AM33XX_IOPAD(0x818, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad6.gpmc_ad6 */
+ AM33XX_IOPAD(0x81c, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad7.gpmc_ad7 */
+ AM33XX_IOPAD(0x870, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_wait0.gpmc_wait0 */
+ AM33XX_IOPAD(0x874, PIN_INPUT_PULLUP | MUX_MODE7) /* gpmc_wpn.gpio0_30 */
+ AM33XX_IOPAD(0x87c, PIN_OUTPUT | MUX_MODE0) /* gpmc_csn0.gpmc_csn0 */
+ AM33XX_IOPAD(0x890, PIN_OUTPUT | MUX_MODE0) /* gpmc_advn_ale.gpmc_advn_ale */
+ AM33XX_IOPAD(0x894, PIN_OUTPUT | MUX_MODE0) /* gpmc_oen_ren.gpmc_oen_ren */
+ AM33XX_IOPAD(0x898, PIN_OUTPUT | MUX_MODE0) /* gpmc_wen.gpmc_wen */
+ AM33XX_IOPAD(0x89c, PIN_OUTPUT | MUX_MODE0) /* gpmc_be0n_cle.gpmc_be0n_cle */
+ >;
+ };
+
+ uart0_pins: pinmux_uart0_pins {
+ pinctrl-single,pins = <
+ AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0) /* uart0_rxd.uart0_rxd */
+ AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart0_txd.uart0_txd */
+ >;
+ };
+
+ leds_pins: pinmux_leds_pins {
+ pinctrl-single,pins = <
+ AM33XX_IOPAD(0x85c, PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a7.gpio1_23 */
+ >;
+ };
+};
+
+&mac {
+ status = "okay";
+};
+
+&davinci_mdio {
+ status = "okay";
+};
+
+&cpsw_emac0 {
+ phy_id = <&davinci_mdio>, <0>;
+ phy-mode = "rmii";
+};
+
+&cpsw_emac1 {
+ phy_id = <&davinci_mdio>, <1>;
+ phy-mode = "rmii";
+};
+
+&phy_sel {
+ rmii-clock-ext;
+};
+
+&elm {
+ status = "okay";
+};
+
+&gpmc {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&nandflash_pins>;
+
+ ranges = <0 0 0x08000000 0x1000000>; /* CS0: 16MB for NAND */
+
+ 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 */
+ rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>; /* gpmc_wait0 */
+ nand-bus-width = <8>;
+ ti,nand-ecc-opt = "bch8";
+ gpmc,device-width = <1>;
+ gpmc,sync-clk-ps = <0>;
+ gpmc,cs-on-ns = <0>;
+ gpmc,cs-rd-off-ns = <44>;
+ gpmc,cs-wr-off-ns = <44>;
+ gpmc,adv-on-ns = <6>;
+ gpmc,adv-rd-off-ns = <34>;
+ gpmc,adv-wr-off-ns = <44>;
+ gpmc,we-on-ns = <0>;
+ gpmc,we-off-ns = <40>;
+ gpmc,oe-on-ns = <0>;
+ gpmc,oe-off-ns = <54>;
+ gpmc,access-ns = <64>;
+ gpmc,rd-cycle-ns = <82>;
+ gpmc,wr-cycle-ns = <82>;
+ 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>;
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ti,elm-id = <&elm>;
+
+ /* MTD partition table */
+ partition at 0 {
+ label = "SPL";
+ reg = <0x00000000 0x000080000>;
+ };
+
+ partition at 1 {
+ label = "U-boot";
+ reg = <0x00080000 0x001e0000>;
+ };
+
+ partition at 2 {
+ label = "U-Boot Env";
+ reg = <0x00260000 0x00020000>;
+ };
+
+ partition at 3 {
+ label = "Kernel";
+ reg = <0x00280000 0x00500000>;
+ };
+
+ partition at 4 {
+ label = "File System";
+ reg = <0x00780000 0x007880000>;
+ };
+ };
+};
+
+&i2c0 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c0_pins>;
+
+ clock-frequency = <400000>;
+
+ tps: tps at 2d {
+ reg = <0x2d>;
+ };
+};
+
+&mmc1 {
+ status = "okay";
+ vmmc-supply = <&vmmc>;
+ bus-width = <4>;
+};
+
+&uart0 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pins>;
+};
+
+&usb {
+ status = "okay";
+};
+
+&usb_ctrl_mod {
+ status = "okay";
+};
+
+&usb0_phy {
+ status = "okay";
+};
+
+&usb1_phy {
+ status = "okay";
+};
+
+&usb0 {
+ status = "okay";
+};
+
+&usb1 {
+ status = "okay";
+ dr_mode = "host";
+};
+
+&cppi41dma {
+ status = "okay";
+};
+
+#include "tps65910.dtsi"
+
+&tps {
+ vcc1-supply = <&vbat>;
+ vcc2-supply = <&vbat>;
+ vcc3-supply = <&vbat>;
+ vcc4-supply = <&vbat>;
+ vcc5-supply = <&vbat>;
+ vcc6-supply = <&vbat>;
+ vcc7-supply = <&vbat>;
+ vccio-supply = <&vbat>;
+
+ regulators {
+ vrtc_reg: regulator at 0 {
+ regulator-always-on;
+ };
+
+ vio_reg: regulator at 1 {
+ regulator-always-on;
+ };
+
+ vdd1_reg: regulator at 2 {
+ /* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
+ regulator-name = "vdd_mpu";
+ regulator-min-microvolt = <912500>;
+ regulator-max-microvolt = <1312500>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ vdd2_reg: regulator at 3 {
+ /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
+ regulator-name = "vdd_core";
+ regulator-min-microvolt = <912500>;
+ regulator-max-microvolt = <1150000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ vdd3_reg: regulator at 4 {
+ regulator-always-on;
+ };
+
+ vdig1_reg: regulator at 5 {
+ regulator-always-on;
+ };
+
+ vdig2_reg: regulator at 6 {
+ regulator-always-on;
+ };
+
+ vpll_reg: regulator at 7 {
+ regulator-always-on;
+ };
+
+ vdac_reg: regulator at 8 {
+ regulator-always-on;
+ };
+
+ vaux1_reg: regulator at 9 {
+ regulator-always-on;
+ };
+
+ vaux2_reg: regulator at 10 {
+ regulator-always-on;
+ };
+
+ vaux33_reg: regulator at 11 {
+ regulator-always-on;
+ };
+
+ vmmc_reg: regulator at 12 {
+ regulator-always-on;
+ };
+ };
+};
+
diff --git a/configs/am335x_igep003x_defconfig b/configs/am335x_igep003x_defconfig
index 16affb8a05..fbc837a9d2 100644
--- a/configs/am335x_igep003x_defconfig
+++ b/configs/am335x_igep003x_defconfig
@@ -41,6 +41,9 @@ CONFIG_CMD_UBI=y
# CONFIG_CMD_UBIFS is not set
CONFIG_ENV_IS_IN_UBI=y
CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+CONFIG_DEFAULT_DEVICE_TREE="am335x-base0033"
+CONFIG_OF_CONTROL=y
+CONFIG_DM_MMC=y
CONFIG_MMC_OMAP_HS=y
CONFIG_NAND=y
CONFIG_MTD_UBI_FASTMAP=y
--
2.19.2
More information about the U-Boot
mailing list