arm: baltos: move the board to CONFIG_BLK

Use DM for both MMC and USB subsystems and use dedicated DTS
for U-Boot configuration.

Disable SPL support for GPIO and remove EVMSK leftover for
DDR power control via GPIO.

Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/arch/arm/dts/am335x-baltos.dts b/arch/arm/dts/am335x-baltos.dts
new file mode 100644 (file)
index 0000000..f939cf6
--- /dev/null
+++ b/arch/arm/dts/am335x-baltos.dts
@@ -0,0 +1,439 @@
+/*
+ * Copyright (C) 2012 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.
+ */
+
+/*
+ * VScom OnRISC
+ * http://www.vscom.de
+ */
+
+/dts-v1/;
+
+#include "am33xx.dtsi"
+#include <dt-bindings/pwm/pwm.h>
+
+/ {
+       model = "OnRISC Baltos";
+       compatible = "vscom,onrisc", "ti,am33xx";
+
+       chosen {
+               stdout-path = &uart0;
+       };
+
+       cpus {
+               cpu@0 {
+                       cpu0-supply = <&vdd1_reg>;
+               };
+       };
+
+       vbat: fixedregulator@0 {
+               compatible = "regulator-fixed";
+               regulator-name = "vbat";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               regulator-boot-on;
+       };
+};
+
+&am33xx_pinmux {
+       mmc1_pins: pinmux_mmc1_pins {
+               pinctrl-single,pins = <
+                       0xf0 (MUX_MODE0 | INPUT_EN | PULL_UP)   /* mmc0_dat3.mmc0_dat3 */
+                       0xf4 (MUX_MODE0 | INPUT_EN | PULL_UP)   /* mmc0_dat2.mmc0_dat2 */
+                       0xf8 (MUX_MODE0 | INPUT_EN | PULL_UP)   /* mmc0_dat1.mmc0_dat1 */
+                       0xfc (MUX_MODE0 | INPUT_EN | PULL_UP)   /* mmc0_dat0.mmc0_dat0 */
+                       0x100 (MUX_MODE0 | INPUT_EN | PULL_UP)  /* mmc0_clk.mmc0_clk */
+                       0x104 (MUX_MODE0 | INPUT_EN | PULL_UP)  /* mmc0_cmd.mmc0_cmd */
+               >;
+       };
+
+       i2c1_pins: pinmux_i2c1_pins {
+               pinctrl-single,pins = <
+                       0x158 0x2a      /* spi0_d1.i2c1_sda_mux3, INPUT | MODE2 */
+                       0x15c 0x2a      /* spi0_cs0.i2c1_scl_mux3, INPUT | MODE2 */
+               >;
+       };
+
+       tps65910_pins: pinmux_tps65910_pins {
+               pinctrl-single,pins = <
+                       0x078 (PIN_INPUT_PULLUP | MUX_MODE7)      /* gpmc_ben1.gpio1[28] */
+               >;
+
+       };
+       tca6416_pins: pinmux_tca6416_pins {
+               pinctrl-single,pins = <
+                       AM33XX_IOPAD(0x9b4, PIN_INPUT_PULLUP | MUX_MODE7)      /* xdma_event_intr1.gpio0[20] tca6416 stuff */
+               >;
+       };
+
+       uart0_pins: pinmux_uart0_pins {
+               pinctrl-single,pins = <
+                       0x170 (PIN_INPUT_PULLUP | MUX_MODE0)    /* uart0_rxd.uart0_rxd */
+                       0x174 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)         /* uart0_txd.uart0_txd */
+               >;
+       };
+
+       cpsw_default: cpsw_default {
+               pinctrl-single,pins = <
+                       /* Slave 1 */
+                       0x10c (PIN_INPUT_PULLDOWN | MUX_MODE1)       /* mii1_crs.rmii1_crs_dv */
+                       0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE1)      /* mii1_tx_en.rmii1_txen */
+                       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_ref_clk.rmii1_refclk */
+
+
+                       /* Slave 2 */
+                       0x40 (PIN_OUTPUT_PULLDOWN | MUX_MODE2)  /* gpmc_a0.rgmii2_tctl */
+                       0x44 (PIN_INPUT_PULLDOWN | MUX_MODE2)   /* gpmc_a1.rgmii2_rctl */
+                       0x48 (PIN_OUTPUT_PULLDOWN | MUX_MODE2)  /* gpmc_a2.rgmii2_td3 */
+                       0x4c (PIN_OUTPUT_PULLDOWN | MUX_MODE2)  /* gpmc_a3.rgmii2_td2 */
+                       0x50 (PIN_OUTPUT_PULLDOWN | MUX_MODE2)  /* gpmc_a4.rgmii2_td1 */
+                       0x54 (PIN_OUTPUT_PULLDOWN | MUX_MODE2)  /* gpmc_a5.rgmii2_td0 */
+                       0x58 (PIN_OUTPUT_PULLDOWN | MUX_MODE2)  /* gpmc_a6.rgmii2_tclk */
+                       0x5c (PIN_INPUT_PULLDOWN | MUX_MODE2)   /* gpmc_a7.rgmii2_rclk */
+                       0x60 (PIN_INPUT_PULLDOWN | MUX_MODE2)   /* gpmc_a8.rgmii2_rd3 */
+                       0x64 (PIN_INPUT_PULLDOWN | MUX_MODE2)   /* gpmc_a9.rgmii2_rd2 */
+                       0x68 (PIN_INPUT_PULLDOWN | MUX_MODE2)   /* gpmc_a10.rgmii2_rd1 */
+                       0x6c (PIN_INPUT_PULLDOWN | MUX_MODE2)   /* gpmc_a11.rgmii2_rd0 */
+               >;
+       };
+
+       cpsw_sleep: cpsw_sleep {
+               pinctrl-single,pins = <
+                       /* Slave 1 reset value */
+                       0x10c (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x114 (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)
+
+                       /* Slave 2 reset value*/
+                       0x40 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x44 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x48 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x4c (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x50 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x54 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x58 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x5c (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x60 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x64 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x68 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x6c (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)
+               >;
+       };
+
+       nandflash_pins_s0: nandflash_pins_s0 {
+               pinctrl-single,pins = <
+                       0x0 (PIN_INPUT_PULLUP | MUX_MODE0)      /* gpmc_ad0.gpmc_ad0 */
+                       0x4 (PIN_INPUT_PULLUP | MUX_MODE0)      /* gpmc_ad1.gpmc_ad1 */
+                       0x8 (PIN_INPUT_PULLUP | MUX_MODE0)      /* gpmc_ad2.gpmc_ad2 */
+                       0xc (PIN_INPUT_PULLUP | MUX_MODE0)      /* gpmc_ad3.gpmc_ad3 */
+                       0x10 (PIN_INPUT_PULLUP | MUX_MODE0)     /* gpmc_ad4.gpmc_ad4 */
+                       0x14 (PIN_INPUT_PULLUP | MUX_MODE0)     /* gpmc_ad5.gpmc_ad5 */
+                       0x18 (PIN_INPUT_PULLUP | MUX_MODE0)     /* gpmc_ad6.gpmc_ad6 */
+                       0x1c (PIN_INPUT_PULLUP | MUX_MODE0)     /* gpmc_ad7.gpmc_ad7 */
+                       0x70 (PIN_INPUT_PULLUP | MUX_MODE0)     /* gpmc_wait0.gpmc_wait0 */
+                       0x74 (PIN_INPUT_PULLUP | MUX_MODE7)     /* gpmc_wpn.gpio0_30 */
+                       0x7c (PIN_OUTPUT | MUX_MODE0)           /* gpmc_csn0.gpmc_csn0  */
+                       0x90 (PIN_OUTPUT | MUX_MODE0)           /* gpmc_advn_ale.gpmc_advn_ale */
+                       0x94 (PIN_OUTPUT | MUX_MODE0)           /* gpmc_oen_ren.gpmc_oen_ren */
+                       0x98 (PIN_OUTPUT | MUX_MODE0)           /* gpmc_wen.gpmc_wen */
+                       0x9c (PIN_OUTPUT | MUX_MODE0)           /* gpmc_be0n_cle.gpmc_be0n_cle */
+               >;
+       };
+};
+
+&elm {
+       status = "okay";
+};
+
+&gpmc {
+       pinctrl-names = "default";
+       pinctrl-0 = <&nandflash_pins_s0>;
+       ranges = <0 0 0x08000000 0x10000000>;   /* CS0: NAND */
+       status = "okay";
+
+       nand@0,0 {
+               reg = <0 0 0>; /* CS0, offset 0 */
+               nand-bus-width = <8>;
+               ti,nand-ecc-opt = "bch8";
+               ti,nand-xfer-type = "polled";
+
+               gpmc,device-nand = "true";
+               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,wait-on-read = "true";
+               gpmc,wait-on-write = "true";
+               gpmc,bus-turnaround-ns = <0>;
+               gpmc,cycle2cycle-delay-ns = <0>;
+               gpmc,clk-activation-ns = <0>;
+               gpmc,wait-monitoring-ns = <0>;
+               gpmc,wr-access-ns = <40>;
+               gpmc,wr-data-mux-bus-ns = <0>;
+
+               #address-cells = <1>;
+               #size-cells = <1>;
+               elm_id = <&elm>;
+
+               boot@0 {
+                      label = "SPL";
+                      reg = <0x0 0x20000>;
+               };
+               boot@20000{
+                      label = "SPL.backup1";
+                      reg = <0x20000 0x20000>;
+               };
+               boot@40000 {
+                      label = "SPL.backup2";
+                      reg = <0x40000 0x20000>;
+               };
+               boot@60000 {
+                      label = "SPL.backup3";
+                      reg = <0x60000 0x20000>;
+               };
+               boot@80000 {
+                      label = "u-boot";
+                      reg = <0x80000 0x1e0000>;
+               };
+               boot@260000 {
+                      label = "UBI";
+                      reg = <0x260000 0xfda0000>;
+               };
+       };
+};
+
+&uart0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&uart0_pins>;
+
+       status = "okay";
+};
+
+&i2c1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c1_pins>;
+
+       status = "okay";
+       clock-frequency = <1000>;
+
+       tps: tps@2d {
+               reg = <0x2d>;
+               gpio-controller;
+               #gpio-cells = <2>;
+               interrupt-parent = <&gpio1>;
+               interrupts = <28 GPIO_ACTIVE_LOW>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&tps65910_pins>;
+       };
+
+       at24@50 {
+               compatible = "at24,24c02";
+               pagesize = <8>;
+               reg = <0x50>;
+       };
+
+       tca6416: gpio@20 {
+               compatible = "ti,tca6416";
+               reg = <0x20>;
+               gpio-controller;
+               #gpio-cells = <2>;
+               interrupt-parent = <&gpio0>;
+               interrupts = <20 GPIO_ACTIVE_LOW>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&tca6416_pins>;
+       };
+};
+
+&usb {
+       status = "okay";
+};
+
+&usb_ctrl_mod {
+       status = "okay";
+};
+
+&usb0_phy {
+       status = "okay";
+};
+
+&usb1_phy {
+       status = "okay";
+};
+
+&usb0 {
+       status = "okay";
+       dr_mode = "host";
+};
+
+&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>;
+
+       ti,en-ck32k-xtal = <1>;
+
+       regulators {
+               vrtc_reg: regulator@0 {
+                       regulator-always-on;
+               };
+
+               vio_reg: regulator@1 {
+                       regulator-always-on;
+               };
+
+               vdd1_reg: regulator@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@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@4 {
+                       regulator-always-on;
+               };
+
+               vdig1_reg: regulator@5 {
+                       regulator-always-on;
+               };
+
+               vdig2_reg: regulator@6 {
+                       regulator-always-on;
+               };
+
+               vpll_reg: regulator@7 {
+                       regulator-always-on;
+               };
+
+               vdac_reg: regulator@8 {
+                       regulator-always-on;
+               };
+
+               vaux1_reg: regulator@9 {
+                       regulator-always-on;
+               };
+
+               vaux2_reg: regulator@10 {
+                       regulator-always-on;
+               };
+
+               vaux33_reg: regulator@11 {
+                       regulator-always-on;
+               };
+
+               vmmc_reg: regulator@12 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <3300000>;
+                       regulator-always-on;
+               };
+       };
+};
+
+&mac {
+       pinctrl-names = "default", "sleep";
+       pinctrl-0 = <&cpsw_default>;
+       pinctrl-1 = <&cpsw_sleep>;
+       dual_emac = <1>;
+
+       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 = "rmii";
+       dual_emac_res_vlan = <1>;
+};
+
+&cpsw_emac1 {
+       phy_id = <&davinci_mdio>, <7>;
+       phy-mode = "rgmii-txid";
+       dual_emac_res_vlan = <2>;
+};
+
+&phy_sel {
+       rmii-clock-ext = <1>;
+};
+
+&mmc1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&mmc1_pins>;
+       vmmc-supply = <&vmmc_reg>;
+       status = "okay";
+};
+
+&gpio0 {
+       ti,no-reset-on-init;
+};

diff --git a/board/vscom/baltos/board.c b/board/vscom/baltos/board.c
index df0a2d2b7a6fd1658e14dc50a5aac6b3f587b2b1..60651f501f9340b4b4571118be47d69bb161a18b 100644 (file)
--- a/board/vscom/baltos/board.c
+++ b/board/vscom/baltos/board.c
@@ -35,8 +35,7 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-/* GPIO that controls power to DDR on EVM-SK */
-#define GPIO_DDR_VTT_EN                7
+/* GPIO that controls DIP switch and mPCIe slot */
 #define DIP_S1                 44
 #define MPCIE_SW               100
 
@@ -248,9 +247,6 @@ const struct ctrl_ioregs ioregs_baltos = {
 
 void sdram_init(void)
 {
-       gpio_request(GPIO_DDR_VTT_EN, "ddr_vtt_en");
-       gpio_direction_output(GPIO_DDR_VTT_EN, 1);
-
        config_ddr(400, &ioregs_baltos,
                   &ddr3_baltos_data,
                   &ddr3_baltos_cmd_ctrl_data,

diff --git a/board/vscom/baltos/mux.c b/board/vscom/baltos/mux.c
index 94410ae35e6ad86248d5aefad440f65ae5582a7f..9c5542ea025ae522ae5e500eecf69d7f48fd4e60 100644 (file)
--- a/board/vscom/baltos/mux.c
+++ b/board/vscom/baltos/mux.c
@@ -34,7 +34,6 @@ static struct module_pin_mux mmc0_pin_mux[] = {
        {OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUP_EN)},  /* MMC0_DAT0 */
        {OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)},   /* MMC0_CLK */
        {OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUP_EN)},   /* MMC0_CMD */
-       //{OFFSET(spi0_cs1), (MODE(5) | RXACTIVE | PULLUP_EN)}, /* MMC0_CD */
        {-1},
 };
 
@@ -46,11 +45,6 @@ static struct module_pin_mux i2c1_pin_mux[] = {
        {-1},
 };
 
-static struct module_pin_mux gpio0_7_pin_mux[] = {
-       {OFFSET(ecap0_in_pwm0_out), (MODE(7) | PULLUDEN)},      /* GPIO0_7 */
-       {-1},
-};
-
 static struct module_pin_mux rmii1_pin_mux[] = {
        {OFFSET(mii1_crs), MODE(1) | RXACTIVE},                 /* RGMII1_TCTL */
        {OFFSET(mii1_txen), MODE(1)},                   /* RGMII1_TCTL */
@@ -114,7 +108,6 @@ void enable_i2c1_pin_mux(void)
 void enable_board_pin_mux()
 {
        configure_module_pin_mux(i2c1_pin_mux);
-       configure_module_pin_mux(gpio0_7_pin_mux);
        configure_module_pin_mux(rgmii2_pin_mux);
        configure_module_pin_mux(rmii1_pin_mux);
        configure_module_pin_mux(mmc0_pin_mux);

diff --git a/configs/am335x_baltos_defconfig b/configs/am335x_baltos_defconfig
index a61b13b6fc933111ca761cc505dcb159cbbcba66..4e68956b7ceda7e20ff52e76815e144a0e4be7e4 100644 (file)
--- a/configs/am335x_baltos_defconfig
+++ b/configs/am335x_baltos_defconfig
@@ -1,6 +1,5 @@
 CONFIG_ARM=y
 CONFIG_ARCH_OMAP2PLUS=y
-CONFIG_SPL_GPIO_SUPPORT=y
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
 CONFIG_AM33XX=y
@@ -39,17 +38,22 @@ CONFIG_CMD_MTDPARTS=y
 CONFIG_MTDIDS_DEFAULT="nand0=omap2-nand.0"
 CONFIG_MTDPARTS_DEFAULT="mtdparts=omap2-nand.0:128k(SPL),128k(SPL.backup1),128k(SPL.backup2),128k(SPL.backup3),1920k(u-boot),-(UBI)"
 CONFIG_CMD_UBI=y
+CONFIG_OF_CONTROL=y
+CONFIG_DEFAULT_DEVICE_TREE="am335x-baltos"
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
 CONFIG_BOOTCOUNT_LIMIT=y
 CONFIG_SYS_OMAP24_I2C_SPEED=1000
+CONFIG_DM_MMC=y
 CONFIG_MMC_OMAP_HS=y
+CONFIG_MMC_OMAP_HS_ADMA=y
 CONFIG_NAND=y
 CONFIG_PHY_ADDR_ENABLE=y
-CONFIG_DRIVER_TI_CPSW=y
 CONFIG_MII=y
+CONFIG_DRIVER_TI_CPSW=y
 CONFIG_SPI=y
 CONFIG_OMAP3_SPI=y
 CONFIG_USB=y
+CONFIG_DM_USB=y
 CONFIG_USB_MUSB_HOST=y
 CONFIG_USB_MUSB_GADGET=y
 CONFIG_USB_MUSB_DSPS=y
@@ -59,7 +63,7 @@ CONFIG_USB_GADGET_MANUFACTURER="Texas Instruments"
 CONFIG_USB_GADGET_VENDOR_NUM=0x0403
 CONFIG_USB_GADGET_PRODUCT_NUM=0xbd00
 CONFIG_USB_GADGET_DOWNLOAD=y
+CONFIG_USB_FUNCTION_MASS_STORAGE=y
 CONFIG_USB_ETHER=y
 CONFIG_USBNET_HOST_ADDR="de:ad:be:af:00:00"
 CONFIG_FAT_WRITE=y
-CONFIG_OF_LIBFDT=y