]> git.dujemihanovic.xyz Git - u-boot.git/commitdiff
am335x, guardian: Add support for the bosch guardian board
authorSjoerd Simons <sjoerd.simons@collabora.co.uk>
Mon, 25 Feb 2019 15:33:00 +0000 (15:33 +0000)
committerTom Rini <trini@konsulko.com>
Fri, 12 Apr 2019 12:05:48 +0000 (08:05 -0400)
Add support for the Bosch Guardian board.

CPU  : AM335X-GP rev 2.1
Model: Bosch AM335x Guardian
I2C:   ready
DRAM:  256 MiB
NAND:  512 MiB
MMC:   OMAP SD/MMC: 0

Signed-off-by: Sjoerd Simons <sjoerd.simons@collabora.co.uk>
Signed-off-by: Martyn Welch <martyn.welch@collabora.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Felix Brack <fb@ltec.ch>
13 files changed:
arch/arm/Kconfig
arch/arm/dts/Makefile
arch/arm/dts/am335x-guardian-u-boot.dtsi [new file with mode: 0644]
arch/arm/dts/am335x-guardian.dts [new file with mode: 0644]
arch/arm/mach-omap2/am33xx/Kconfig
board/bosch/guardian/Kconfig [new file with mode: 0644]
board/bosch/guardian/MAINTAINERS [new file with mode: 0644]
board/bosch/guardian/Makefile [new file with mode: 0644]
board/bosch/guardian/board.c [new file with mode: 0644]
board/bosch/guardian/board.h [new file with mode: 0644]
board/bosch/guardian/mux.c [new file with mode: 0644]
configs/am335x_guardian_defconfig [new file with mode: 0644]
include/configs/am335x_guardian.h [new file with mode: 0644]

index 4a23e327dfb486e041038ae3c34f53bec65a87d2..2567d7817b898d94be5240c9b9d40afc23eebad9 100644 (file)
@@ -1563,6 +1563,7 @@ source "arch/arm/cpu/armv8/Kconfig"
 source "arch/arm/mach-imx/Kconfig"
 
 source "board/bosch/shc/Kconfig"
+source "board/bosch/guardian/Kconfig"
 source "board/CarMediaLab/flea3/Kconfig"
 source "board/Marvell/aspenite/Kconfig"
 source "board/Marvell/gplugd/Kconfig"
index 86a01c2c7025921a096123e3e85e159647a20482..65e0f66c7893f8d91685ac5ce2094f6402f3f827 100644 (file)
@@ -251,7 +251,8 @@ dtb-$(CONFIG_AM33XX) += \
        am335x-pdu001.dtb \
        am335x-chiliboard.dtb \
        am335x-sl50.dtb \
-       am335x-base0033.dtb
+       am335x-base0033.dtb \
+       am335x-guardian.dtb
 dtb-$(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-guardian-u-boot.dtsi b/arch/arm/dts/am335x-guardian-u-boot.dtsi
new file mode 100644 (file)
index 0000000..156b9b0
--- /dev/null
@@ -0,0 +1,66 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2018 EETS GmbH - https://www.eets.ch/
+ * Copyright (C) 2018 Robert Bosch Power Tools GmbH
+ */
+
+/ {
+       ocp {
+               u-boot,dm-pre-reloc;
+       };
+};
+
+&l4_wkup {
+       u-boot,dm-pre-reloc;
+};
+
+&mmc1 {
+       u-boot,dm-pre-reloc;
+};
+
+&mmc1_pins {
+       u-boot,dm-pre-reloc;
+};
+
+&rtc {
+       clocks = <&l4_per_clkctrl AM3_CLKDIV32K_CLKCTRL 0>;
+       clock-names = "int-clk";
+};
+
+&scm {
+       u-boot,dm-pre-reloc;
+};
+
+&uart0 {
+       u-boot,dm-pre-reloc;
+};
+
+&uart0_pins {
+       u-boot,dm-pre-reloc;
+};
+
+&usb {
+       u-boot,dm-pre-reloc;
+};
+
+&usb_ctrl_mod {
+       u-boot,dm-pre-reloc;
+};
+
+&usb0 {
+       u-boot,dm-pre-reloc;
+};
+
+&usb0_phy {
+       u-boot,dm-pre-reloc;
+};
+
+&am33xx_pinmux {
+       u-boot,dm-pre-reloc;
+
+       lcd0_pins: pinmux_lcd0_pins {
+               pinctrl-single,pins = <
+                       AM33XX_IOPAD(0x908, PIN_OUTPUT_PULLUP   | MUX_MODE7)
+               >;
+       };
+};
diff --git a/arch/arm/dts/am335x-guardian.dts b/arch/arm/dts/am335x-guardian.dts
new file mode 100644 (file)
index 0000000..f3f022c
--- /dev/null
@@ -0,0 +1,509 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
+ * Copyright (C) 2018 Robert Bosch Power Tools GmbH
+ */
+/dts-v1/;
+
+#include "am33xx.dtsi"
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/ {
+       model = "Bosch AM335x Guardian";
+       compatible = "bosch,am335x-guardian", "ti,am33xx";
+
+       chosen {
+               stdout-path = &uart0;
+               tick-timer = &timer2;
+       };
+
+       cpus {
+               cpu@0 {
+                       cpu0-supply = <&dcdc2_reg>;
+               };
+       };
+
+       memory@80000000 {
+               device_type = "memory";
+               reg = <0x80000000 0x10000000>; /* 256 MB */
+       };
+
+       gpio_keys {
+               compatible = "gpio-keys";
+               pinctrl-names = "default";
+               pinctrl-0 = <&gpio_keys_pins>;
+
+               button21 {
+                       label = "guardian-power-button";
+                       linux,code = <KEY_POWER>;
+                       gpios = <&gpio2 21 0>;
+                       wakeup-source;
+               };
+       };
+
+       leds {
+               compatible = "gpio-leds";
+               pinctrl-names = "default";
+               pinctrl-0 = <&leds_pins>;
+
+               led1 {
+                       label = "green:heartbeat";
+                       gpios = <&gpio1 27 GPIO_ACTIVE_HIGH>;
+                       linux,default-trigger = "heartbeat";
+                       default-state = "off";
+               };
+
+               led2 {
+                       label = "green:mmc0";
+                       gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>;
+                       linux,default-trigger = "mmc0";
+                       default-state = "off";
+               };
+       };
+
+       panel {
+               compatible = "ti,tilcdc,panel";
+               pinctrl-names = "default", "sleep";
+               pinctrl-0 = <&lcd_pins_default &lcd_disen_pins>;
+               pinctrl-1 = <&lcd_pins_sleep>;
+
+               display-timings {
+                       320x240 {
+                               hactive         = <320>;
+                               vactive         = <240>;
+                               hback-porch     = <68>;
+                               hfront-porch    = <20>;
+                               hsync-len       = <1>;
+                               vback-porch     = <18>;
+                               vfront-porch    = <4>;
+                               vsync-len       = <1>;
+                               clock-frequency = <9000000>;
+                               hsync-active    = <0>;
+                               vsync-active    = <0>;
+                       };
+               };
+               panel-info {
+                       ac-bias           = <255>;
+                       ac-bias-intrpt    = <0>;
+                       dma-burst-sz      = <16>;
+                       bpp               = <24>;
+                       bus-width         = <16>;
+                       fdd               = <0x80>;
+                       sync-edge         = <0>;
+                       sync-ctrl         = <1>;
+                       raster-order      = <0>;
+                       fifo-th           = <0>;
+               };
+
+       };
+
+       pwm7: dmtimer-pwm {
+               compatible = "ti,omap-dmtimer-pwm";
+               ti,timers = <&timer7>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&dmtimer7_pins>;
+       };
+
+       vmmcsd_fixed: regulator-3v3 {
+               compatible = "regulator-fixed";
+               regulator-name = "vmmcsd_fixed";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+       };
+};
+
+&cppi41dma  {
+       status = "okay";
+};
+
+&elm {
+       status = "okay";
+};
+
+&gpmc {
+       pinctrl-names = "default";
+       pinctrl-0 = <&nandflash_pins>;
+       ranges = <0 0 0x08000000 0x1000000>;  /* CS0: 16MB for NAND */
+       status = "okay";
+
+       nand@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 */
+               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 = <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>;
+
+               /*
+                * 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@0 {
+                       label = "SPL";
+                       reg = <0x0 0x40000>;
+               };
+
+               partition@1 {
+                       label = "SPL.backup1";
+                       reg = <0x40000  0x40000>;
+               };
+
+               partition@2 {
+                       label = "SPL.backup2";
+                       reg = <0x80000  0x40000>;
+               };
+
+               partition@3 {
+                       label = "SPL.backup3";
+                       reg = <0xc0000  0x40000>;
+               };
+
+               partition@4 {
+                       label = "u-boot";
+                       reg = <0x100000 0x100000>;
+               };
+
+               partition@5 {
+                       label = "u-boot.backup1";
+                       reg = <0x200000 0x100000>;
+               };
+
+               partition@6 {
+                       label = "u-boot-env";
+                       reg = <0x300000 0x40000>;
+               };
+
+               partition@7 {
+                       label = "u-boot-env.backup1";
+                       reg = <0x340000 0x40000>;
+               };
+
+               partition@8 {
+                       label = "UBI";
+                       reg = <0x380000 0x1fc80000>;
+               };
+       };
+};
+
+&i2c0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c0_pins>;
+       clock-frequency = <400000>;
+       status = "okay";
+
+       tps: tps@24 {
+               reg = <0x24>;
+       };
+};
+
+&lcdc {
+       blue-and-red-wiring = "crossed";
+       status = "okay";
+};
+
+&mmc1 {
+       bus-width = <0x4>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&mmc1_pins>;
+       cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
+       vmmc-supply = <&vmmcsd_fixed>;
+       status = "okay";
+};
+
+&rtc {
+       clocks = <&clk_32768_ck>, <&clk_24mhz_clkctrl AM3_CLK_24MHZ_CLKDIV32K_CLKCTRL 0>;
+       clock-names = "ext-clk", "int-clk";
+       system-power-controller;
+};
+
+&spi0 {
+       ti,pindir-d0-out-d1-in;
+       pinctrl-names = "default";
+       pinctrl-0 = <&spi0_pins>;
+       status = "okay";
+};
+
+/include/ "tps65217.dtsi"
+
+&tps {
+       ti,pmic-shutdown-controller;
+       interrupt-parent = <&intc>;
+       interrupts = <7>; /* NMI */
+
+       backlight {
+               isel = <1>;  /* 1 - ISET1, 2 ISET2 */
+               fdim = <100>; /* TPS65217_BL_FDIM_100HZ */
+               default-brightness = <100>;
+       };
+
+       regulators {
+               dcdc1_reg: regulator@0 {
+                       regulator-name = "vdds_dpr";
+                       regulator-always-on;
+               };
+
+               dcdc2_reg: regulator@1 {
+                       regulator-name = "vdd_mpu";
+                       regulator-min-microvolt = <925000>;
+                       regulator-max-microvolt = <1351500>;
+                       regulator-boot-on;
+                       regulator-always-on;
+               };
+
+               dcdc3_reg: regulator@2 {
+                       regulator-name = "vdd_core";
+                       regulator-min-microvolt = <925000>;
+                       regulator-max-microvolt = <1150000>;
+                       regulator-boot-on;
+                       regulator-always-on;
+               };
+
+               ldo1_reg: regulator@3 {
+                       regulator-name = "vio,vrtc,vdds";
+                       regulator-always-on;
+               };
+
+               ldo2_reg: regulator@4 {
+                       regulator-name = "vdd_3v3aux";
+                       regulator-always-on;
+               };
+
+               ldo3_reg: regulator@5 {
+                       regulator-name = "vdd_1v8";
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+                       regulator-always-on;
+               };
+
+               ldo4_reg: regulator@6 {
+                       regulator-name = "vdd_3v3a";
+                       regulator-always-on;
+               };
+       };
+};
+
+&tscadc {
+       status = "okay";
+
+       adc {
+               ti,adc-channels = <0 1 2 3 4 5 6>;
+       };
+};
+
+&uart0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&uart0_pins>;
+       status = "okay";
+};
+
+&usb {
+       status = "okay";
+};
+
+&usb_ctrl_mod {
+       status = "okay";
+};
+
+&usb0 {
+       dr_mode = "peripheral";
+       status = "okay";
+};
+
+&usb0_phy {
+       status = "okay";
+};
+
+&usb1 {
+       dr_mode = "host";
+       status = "okay";
+};
+
+&usb1_phy {
+       status = "okay";
+};
+
+&am33xx_pinmux {
+       pinctrl-names = "default";
+       pinctrl-0 = <&clkout2_pin &gpio_pins>;
+
+       clkout2_pin: pinmux_clkout2_pin {
+               pinctrl-single,pins = <
+                       AM33XX_IOPAD(0x9b4, PIN_OUTPUT_PULLDOWN | MUX_MODE3)
+               >;
+       };
+
+       dmtimer7_pins: pinmux_dmtimer7_pins {
+               pinctrl-single,pins = <
+                       AM33XX_IOPAD(0x968, PIN_OUTPUT | MUX_MODE5)
+               >;
+       };
+
+       gpio_keys_pins: pinmux_gpio_keys_pins {
+               pinctrl-single,pins = <
+                       AM33XX_IOPAD(0x940, PIN_INPUT | MUX_MODE7)
+               >;
+       };
+
+       gpio_pins: pinmux_gpio_pins {
+               pinctrl-single,pins = <
+                       AM33XX_IOPAD(0x928, PIN_OUTPUT | MUX_MODE7)
+                       AM33XX_IOPAD(0x990, PIN_OUTPUT | MUX_MODE7)
+               >;
+       };
+
+       i2c0_pins: pinmux_i2c0_pins {
+               pinctrl-single,pins = <
+                       AM33XX_IOPAD(0x988, PIN_INPUT_PULLUP | MUX_MODE0)
+                       AM33XX_IOPAD(0x98c, PIN_INPUT_PULLUP | MUX_MODE0)
+               >;
+       };
+
+       lcd_disen_pins: pinmux_lcd_disen_pins {
+               pinctrl-single,pins = <
+                       AM33XX_IOPAD(0x9a4, PIN_OUTPUT_PULLUP | SLEWCTRL_SLOW | MUX_MODE7)
+               >;
+       };
+
+       lcd_pins_default: pinmux_lcd_pins_default {
+               pinctrl-single,pins = <
+                       AM33XX_IOPAD(0x820, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
+                       AM33XX_IOPAD(0x824, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
+                       AM33XX_IOPAD(0x828, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
+                       AM33XX_IOPAD(0x82c, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
+                       AM33XX_IOPAD(0x830, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
+                       AM33XX_IOPAD(0x834, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
+                       AM33XX_IOPAD(0x838, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
+                       AM33XX_IOPAD(0x83c, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
+                       AM33XX_IOPAD(0x8a0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8a4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8a8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8ac, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8b0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8b4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8b8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8bc, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8c0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8c4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8c8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8cc, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8d0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8d4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8d8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8dc, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8e0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8e4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8e8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+                       AM33XX_IOPAD(0x8ec, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
+               >;
+       };
+
+       lcd_pins_sleep: pinmux_lcd_pins_sleep {
+               pinctrl-single,pins = <
+                       AM33XX_IOPAD(0x8a0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8a4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8a8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8ac, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8b0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8b4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8b8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8bc, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8c0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8c4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8c8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8cc, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8d0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8d4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8d8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8dc, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8e0, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8e4, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8e8, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
+                       AM33XX_IOPAD(0x8ec, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
+               >;
+       };
+
+       leds_pins: pinmux_leds_pins {
+               pinctrl-single,pins = <
+                       AM33XX_IOPAD(0x868, PIN_OUTPUT | MUX_MODE7)
+                       AM33XX_IOPAD(0x86c, PIN_OUTPUT | MUX_MODE7)
+               >;
+       };
+
+       mmc1_pins: pinmux_mmc1_pins {
+               pinctrl-single,pins = <
+                       AM33XX_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0)
+                       AM33XX_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0)
+                       AM33XX_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0)
+                       AM33XX_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0)
+                       AM33XX_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0)
+                       AM33XX_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0)
+                       AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE7)
+               >;
+       };
+
+       spi0_pins: pinmux_spi0_pins {
+               pinctrl-single,pins = <
+                       AM33XX_IOPAD(0x950, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
+                       AM33XX_IOPAD(0x954, PIN_OUTPUT_PULLUP | MUX_MODE0)
+                       AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE0)
+                       AM33XX_IOPAD(0x95c, PIN_OUTPUT_PULLUP | MUX_MODE0)
+               >;
+       };
+
+       uart0_pins: pinmux_uart0_pins {
+               pinctrl-single,pins = <
+                       AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0)
+                       AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
+               >;
+       };
+
+       nandflash_pins: pinmux_nandflash_pins {
+               pinctrl-single,pins = <
+                       AM33XX_IOPAD(0x800, PIN_INPUT | MUX_MODE0)
+                       AM33XX_IOPAD(0x804, PIN_INPUT | MUX_MODE0)
+                       AM33XX_IOPAD(0x808, PIN_INPUT | MUX_MODE0)
+                       AM33XX_IOPAD(0x80c, PIN_INPUT | MUX_MODE0)
+                       AM33XX_IOPAD(0x810, PIN_INPUT | MUX_MODE0)
+                       AM33XX_IOPAD(0x814, PIN_INPUT | MUX_MODE0)
+                       AM33XX_IOPAD(0x818, PIN_INPUT | MUX_MODE0)
+                       AM33XX_IOPAD(0x81c, PIN_INPUT | MUX_MODE0)
+                       AM33XX_IOPAD(0x870, PIN_INPUT | MUX_MODE0)
+                       AM33XX_IOPAD(0x874, PIN_OUTPUT | MUX_MODE0)
+                       AM33XX_IOPAD(0x87c, PIN_OUTPUT | MUX_MODE0)
+                       AM33XX_IOPAD(0x890, PIN_OUTPUT | MUX_MODE0)
+                       AM33XX_IOPAD(0x894, PIN_OUTPUT | MUX_MODE0)
+                       AM33XX_IOPAD(0x898, PIN_OUTPUT | MUX_MODE0)
+                       AM33XX_IOPAD(0x89c, PIN_OUTPUT | MUX_MODE0)
+               >;
+       };
+};
index 85ea8946b0fd1a2f1808222d8c44a285c9f8f02e..500df1aa11d1990b7a1180de46299477c8e26068 100644 (file)
@@ -87,6 +87,13 @@ config TARGET_AM335X_SHC
        imply CMD_DM
        imply CMD_SPL
 
+config TARGET_AM335X_GUARDIAN
+       bool "Support am335x based guardian board from bosch"
+       select DM
+       select DM_SERIAL
+       select DM_GPIO
+       select DM_USB
+
 config TARGET_AM335X_SL50
        bool "Support am335x_sl50"
        select BOARD_LATE_INIT
diff --git a/board/bosch/guardian/Kconfig b/board/bosch/guardian/Kconfig
new file mode 100644 (file)
index 0000000..1417da6
--- /dev/null
@@ -0,0 +1,15 @@
+if TARGET_AM335X_GUARDIAN
+
+config SYS_BOARD
+       default "guardian"
+
+config SYS_VENDOR
+       default "bosch"
+
+config SYS_SOC
+       default "am33xx"
+
+config SYS_CONFIG_NAME
+       default "am335x_guardian"
+
+endif
diff --git a/board/bosch/guardian/MAINTAINERS b/board/bosch/guardian/MAINTAINERS
new file mode 100644 (file)
index 0000000..8d16ec0
--- /dev/null
@@ -0,0 +1,6 @@
+Guardian BOARD
+M:     Sjoerd Simons <sjoerd.simons@collabora.co.uk>
+S:     Maintained
+F:     board/bosch/guardian/
+F:     include/configs/am335x_guardian.h
+F:     configs/am335x_guardian_defconfig
diff --git a/board/bosch/guardian/Makefile b/board/bosch/guardian/Makefile
new file mode 100644 (file)
index 0000000..11625c9
--- /dev/null
@@ -0,0 +1,12 @@
+# SPDX-License-Identifier:     GPL-2.0+
+#
+# Makefile
+#
+# Copyright (C) 2018 Robert Bosch Power Tools GmbH
+#
+
+ifeq ($(CONFIG_SKIP_LOWLEVEL_INIT),)
+obj-y  := mux.o
+endif
+
+obj-y  += board.o
diff --git a/board/bosch/guardian/board.c b/board/bosch/guardian/board.c
new file mode 100644 (file)
index 0000000..86ab180
--- /dev/null
@@ -0,0 +1,186 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * board.c
+ *
+ * Board functions for Bosch Guardian
+ *
+ * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
+ * Copyright (C) 2018 Robert Bosch Power Tools GmbH
+ */
+
+#include <common.h>
+#include <cpsw.h>
+#include <dm.h>
+#include <environment.h>
+#include <environment.h>
+#include <errno.h>
+#include <i2c.h>
+#include <miiphy.h>
+#include <panel.h>
+#include <power/tps65217.h>
+#include <power/tps65910.h>
+#include <spl.h>
+#include <watchdog.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/ddr_defs.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/mem.h>
+#include <asm/arch/mmc_host_def.h>
+#include <asm/arch/omap.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/emif.h>
+#include <asm/gpio.h>
+#include <asm/io.h>
+#include "board.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#ifndef CONFIG_SKIP_LOWLEVEL_INIT
+static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
+
+static const struct ddr_data ddr3_data = {
+       .datardsratio0 = MT41K128M16JT125K_RD_DQS,
+       .datawdsratio0 = MT41K128M16JT125K_WR_DQS,
+       .datafwsratio0 = MT41K128M16JT125K_PHY_FIFO_WE,
+       .datawrsratio0 = MT41K128M16JT125K_PHY_WR_DATA,
+};
+
+static const struct cmd_control ddr3_cmd_ctrl_data = {
+       .cmd0csratio = MT41K128M16JT125K_RATIO,
+       .cmd0iclkout = MT41K128M16JT125K_INVERT_CLKOUT,
+
+       .cmd1csratio = MT41K128M16JT125K_RATIO,
+       .cmd1iclkout = MT41K128M16JT125K_INVERT_CLKOUT,
+
+       .cmd2csratio = MT41K128M16JT125K_RATIO,
+       .cmd2iclkout = MT41K128M16JT125K_INVERT_CLKOUT,
+};
+
+static struct emif_regs ddr3_emif_reg_data = {
+       .sdram_config = MT41K128M16JT125K_EMIF_SDCFG,
+       .ref_ctrl = MT41K128M16JT125K_EMIF_SDREF,
+       .sdram_tim1 = MT41K128M16JT125K_EMIF_TIM1,
+       .sdram_tim2 = MT41K128M16JT125K_EMIF_TIM2,
+       .sdram_tim3 = MT41K128M16JT125K_EMIF_TIM3,
+       .zq_config = MT41K128M16JT125K_ZQ_CFG,
+       .emif_ddr_phy_ctlr_1 = MT41K128M16JT125K_EMIF_READ_LATENCY,
+};
+
+#define OSC    (V_OSCK / 1000000)
+const struct dpll_params dpll_ddr = {
+               400, OSC - 1, 1, -1, -1, -1, -1};
+
+void am33xx_spl_board_init(void)
+{
+       int mpu_vdd;
+       int usb_cur_lim;
+
+       /* Get the frequency */
+       dpll_mpu_opp100.m = am335x_get_efuse_mpu_max_freq(cdev);
+
+       if (i2c_probe(TPS65217_CHIP_PM))
+               return;
+
+       /*
+        * Increase USB current limit to 1300mA or 1800mA and set
+        * the MPU voltage controller as needed.
+        */
+       if (dpll_mpu_opp100.m == MPUPLL_M_1000) {
+               usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1800MA;
+               mpu_vdd = TPS65217_DCDC_VOLT_SEL_1325MV;
+       } else {
+               usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1300MA;
+               mpu_vdd = TPS65217_DCDC_VOLT_SEL_1275MV;
+       }
+
+       if (tps65217_reg_write(TPS65217_PROT_LEVEL_NONE,
+                              TPS65217_POWER_PATH,
+                              usb_cur_lim,
+                              TPS65217_USB_INPUT_CUR_LIMIT_MASK))
+               puts("tps65217_reg_write failure\n");
+
+       /* Set DCDC3 (CORE) voltage to 1.125V */
+       if (tps65217_voltage_update(TPS65217_DEFDCDC3,
+                                   TPS65217_DCDC_VOLT_SEL_1125MV)) {
+               puts("tps65217_voltage_update failure\n");
+               return;
+       }
+
+       /* Set CORE Frequencies to OPP100 */
+       do_setup_dpll(&dpll_core_regs, &dpll_core_opp100);
+
+       /* Set DCDC2 (MPU) voltage */
+       if (tps65217_voltage_update(TPS65217_DEFDCDC2, mpu_vdd)) {
+               puts("tps65217_voltage_update failure\n");
+               return;
+       }
+
+       /*
+        * Set LDO3 to 1.8V and LDO4 to 3.3V
+        */
+       if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
+                              TPS65217_DEFLS1,
+                              TPS65217_LDO_VOLTAGE_OUT_1_8,
+                              TPS65217_LDO_MASK))
+               puts("tps65217_reg_write failure\n");
+
+       if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
+                              TPS65217_DEFLS2,
+                              TPS65217_LDO_VOLTAGE_OUT_3_3,
+                              TPS65217_LDO_MASK))
+               puts("tps65217_reg_write failure\n");
+
+       /* Set MPU Frequency to what we detected now that voltages are set */
+       do_setup_dpll(&dpll_mpu_regs, &dpll_mpu_opp100);
+}
+
+const struct dpll_params *get_dpll_ddr_params(void)
+{
+       enable_i2c0_pin_mux();
+       i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE);
+
+       return &dpll_ddr;
+}
+
+void set_uart_mux_conf(void)
+{
+       enable_uart0_pin_mux();
+}
+
+void set_mux_conf_regs(void)
+{
+       enable_board_pin_mux();
+}
+
+const struct ctrl_ioregs ioregs = {
+       .cm0ioctl               = MT41K128M16JT125K_IOCTRL_VALUE,
+       .cm1ioctl               = MT41K128M16JT125K_IOCTRL_VALUE,
+       .cm2ioctl               = MT41K128M16JT125K_IOCTRL_VALUE,
+       .dt0ioctl               = MT41K128M16JT125K_IOCTRL_VALUE,
+       .dt1ioctl               = MT41K128M16JT125K_IOCTRL_VALUE,
+};
+
+void sdram_init(void)
+{
+       config_ddr(400, &ioregs,
+                  &ddr3_data,
+                  &ddr3_cmd_ctrl_data,
+                  &ddr3_emif_reg_data, 0);
+}
+#endif
+
+int board_init(void)
+{
+#if defined(CONFIG_HW_WATCHDOG)
+       hw_watchdog_init();
+#endif
+
+       gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+
+#ifdef CONFIG_NAND
+       gpmc_init();
+#endif
+       return 0;
+}
diff --git a/board/bosch/guardian/board.h b/board/bosch/guardian/board.h
new file mode 100644 (file)
index 0000000..b301caf
--- /dev/null
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * board.h
+ *
+ * Board header for Bosch Guardian
+ *
+ * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
+ * Copyright (C) 2018 Robert Bosch Power Tools GmbH
+ */
+
+#ifndef _BOARD_H_
+#define _BOARD_H_
+
+void enable_uart0_pin_mux(void);
+void enable_i2c0_pin_mux(void);
+void enable_board_pin_mux(void);
+#endif
diff --git a/board/bosch/guardian/mux.c b/board/bosch/guardian/mux.c
new file mode 100644 (file)
index 0000000..708c3e7
--- /dev/null
@@ -0,0 +1,99 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * mux.c
+ *
+ * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
+ * Copyright (C) 2018 Robert Bosch Power Tools GmbH
+ */
+
+#include <common.h>
+#include <i2c.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/io.h>
+#include "board.h"
+
+static struct module_pin_mux uart0_pin_mux[] = {
+       {OFFSET(uart0_rxd), (MODE(0) | PULLUP_EN | RXACTIVE)},
+       {OFFSET(uart0_txd), (MODE(0) | PULLUDEN)},
+       {-1},
+};
+
+static struct module_pin_mux i2c0_pin_mux[] = {
+       {OFFSET(i2c0_sda), (MODE(0) | RXACTIVE | PULLUDEN | SLEWCTRL)},
+       {OFFSET(i2c0_scl), (MODE(0) | RXACTIVE | PULLUDEN | SLEWCTRL)},
+       {-1},
+};
+
+static struct module_pin_mux adc_voltages_en[] = {
+       {OFFSET(mcasp0_ahclkx), (MODE(7) | PULLUP_EN)},
+       {-1},
+};
+
+static struct module_pin_mux asp_power_en[] = {
+       {OFFSET(mcasp0_aclkx), (MODE(7) | PULLUP_EN)},
+       {-1},
+};
+
+static struct module_pin_mux switch_off_3v6_pin_mux[] = {
+       {OFFSET(mii1_txd0), (MODE(7) | PULLUP_EN)},
+       /*
+        * The uart1 lines are made floating inputs, based on the Guardian
+        * A2 Sample Power Supply Schematics
+        */
+       {OFFSET(uart1_rxd), (MODE(7) | PULLUDDIS)},
+       {OFFSET(uart1_txd), (MODE(7) | PULLUDDIS)},
+       {-1},
+};
+
+#ifdef CONFIG_NAND
+static struct module_pin_mux nand_pin_mux[] = {
+       {OFFSET(gpmc_ad0),      (MODE(0) | PULLUDDIS | RXACTIVE)},
+       {OFFSET(gpmc_ad1),      (MODE(0) | PULLUDDIS | RXACTIVE)},
+       {OFFSET(gpmc_ad2),      (MODE(0) | PULLUDDIS | RXACTIVE)},
+       {OFFSET(gpmc_ad3),      (MODE(0) | PULLUDDIS | RXACTIVE)},
+       {OFFSET(gpmc_ad4),      (MODE(0) | PULLUDDIS | RXACTIVE)},
+       {OFFSET(gpmc_ad5),      (MODE(0) | PULLUDDIS | RXACTIVE)},
+       {OFFSET(gpmc_ad6),      (MODE(0) | PULLUDDIS | RXACTIVE)},
+       {OFFSET(gpmc_ad7),      (MODE(0) | PULLUDDIS | RXACTIVE)},
+#ifdef CONFIG_SYS_NAND_BUSWIDTH_16BIT
+       {OFFSET(gpmc_ad8),      (MODE(0) | PULLUDDIS | RXACTIVE)},
+       {OFFSET(gpmc_ad9),      (MODE(0) | PULLUDDIS | RXACTIVE)},
+       {OFFSET(gpmc_ad10),     (MODE(0) | PULLUDDIS | RXACTIVE)},
+       {OFFSET(gpmc_ad11),     (MODE(0) | PULLUDDIS | RXACTIVE)},
+       {OFFSET(gpmc_ad12),     (MODE(0) | PULLUDDIS | RXACTIVE)},
+       {OFFSET(gpmc_ad13),     (MODE(0) | PULLUDDIS | RXACTIVE)},
+       {OFFSET(gpmc_ad14),     (MODE(0) | PULLUDDIS | RXACTIVE)},
+       {OFFSET(gpmc_ad15),     (MODE(0) | PULLUDDIS | RXACTIVE)},
+#endif
+       {OFFSET(gpmc_wait0),    (MODE(0) | PULLUP_EN | RXACTIVE)},
+       {OFFSET(gpmc_wpn),      (MODE(7) | PULLUP_EN)},
+       {OFFSET(gpmc_csn0),     (MODE(0) | PULLUP_EN)},
+       {OFFSET(gpmc_wen),      (MODE(0) | PULLDOWN_EN)},
+       {OFFSET(gpmc_oen_ren),  (MODE(0) | PULLDOWN_EN)},
+       {OFFSET(gpmc_advn_ale), (MODE(0) | PULLDOWN_EN)},
+       {OFFSET(gpmc_be0n_cle), (MODE(0) | PULLDOWN_EN)},
+       {-1},
+};
+#endif
+
+void enable_uart0_pin_mux(void)
+{
+       configure_module_pin_mux(uart0_pin_mux);
+}
+
+void enable_i2c0_pin_mux(void)
+{
+       configure_module_pin_mux(i2c0_pin_mux);
+}
+
+void enable_board_pin_mux(void)
+{
+#ifdef CONFIG_NAND
+       configure_module_pin_mux(nand_pin_mux);
+#endif
+       configure_module_pin_mux(adc_voltages_en);
+       configure_module_pin_mux(asp_power_en);
+       configure_module_pin_mux(switch_off_3v6_pin_mux);
+}
diff --git a/configs/am335x_guardian_defconfig b/configs/am335x_guardian_defconfig
new file mode 100644 (file)
index 0000000..c25a1a9
--- /dev/null
@@ -0,0 +1,90 @@
+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
+CONFIG_TARGET_AM335X_GUARDIAN=y
+CONFIG_SPL_MMC_SUPPORT=y
+CONFIG_SPL_SERIAL_SUPPORT=y
+CONFIG_SPL_DRIVERS_MISC_SUPPORT=y
+CONFIG_SPL=y
+CONFIG_SPL_LIBDISK_SUPPORT=y
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_BOOTSTAGE_STASH_ADDR=0x0
+CONFIG_CONSOLE_MUX=y
+CONFIG_SYS_CONSOLE_INFO_QUIET=y
+CONFIG_VERSION_VARIABLE=y
+CONFIG_ARCH_MISC_INIT=y
+# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
+CONFIG_SPL_SEPARATE_BSS=y
+CONFIG_SPL_ENV_SUPPORT=y
+CONFIG_SPL_ETH_SUPPORT=y
+CONFIG_SPL_I2C_SUPPORT=y
+CONFIG_SPL_MUSB_NEW_SUPPORT=y
+CONFIG_SPL_NET_SUPPORT=y
+CONFIG_SPL_NET_VCI_STRING="Guardian U-Boot SPL"
+CONFIG_SPL_POWER_SUPPORT=y
+CONFIG_SPL_USB_GADGET=y
+CONFIG_SPL_USB_ETHER=y
+CONFIG_SPL_WATCHDOG_SUPPORT=y
+CONFIG_SPL_YMODEM_SUPPORT=y
+CONFIG_AUTOBOOT_KEYED=y
+CONFIG_AUTOBOOT_PROMPT="Press SPACE to abort autoboot in %d seconds\n"
+CONFIG_AUTOBOOT_DELAY_STR="d"
+CONFIG_AUTOBOOT_STOP_STR=" "
+CONFIG_CMD_SPL=y
+CONFIG_CMD_SPL_NAND_OFS=0x0
+CONFIG_CMD_ASKENV=y
+# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_MTD=y
+CONFIG_CMD_NAND=y
+CONFIG_CMD_USB=y
+# CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_EXT4_WRITE=y
+CONFIG_CMD_MTDPARTS=y
+CONFIG_MTDPARTS_DEFAULT="mtdparts=nand.0:256k(SPL),256k(SPL.backup1),256k(SPL.backup2),256k(SPL.backup3),1m(u-boot),1m(u-boot.backup1),256k(u-boot-env),256k(u-boot-env.backup1),-(UBI)"
+CONFIG_CMD_UBI=y
+# CONFIG_SPL_DOS_PARTITION is not set
+# CONFIG_ISO_PARTITION is not set
+# CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_OF_CONTROL=y
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_DEFAULT_DEVICE_TREE="am335x-guardian"
+CONFIG_ENV_IS_IN_NAND=y
+CONFIG_SPL_ENV_IS_NOWHERE=y
+CONFIG_SPL_DM=y
+CONFIG_BOOTCOUNT_LIMIT=y
+CONFIG_BOOTCOUNT_ENV=y
+CONFIG_MISC=y
+CONFIG_DM_MMC=y
+CONFIG_MMC_OMAP_HS=y
+CONFIG_MTD=y
+CONFIG_NAND=y
+CONFIG_SYS_NAND_U_BOOT_LOCATIONS=y
+CONFIG_SYS_NAND_U_BOOT_OFFS=0x100000
+CONFIG_SYS_NAND_U_BOOT_OFFS_REDUND=0x200000
+CONFIG_MTD_UBI_FASTMAP=y
+CONFIG_PHYLIB=y
+CONFIG_DM_ETH=y
+CONFIG_PHY=y
+CONFIG_NOP_PHY=y
+CONFIG_PINCTRL=y
+CONFIG_PINCTRL_SINGLE=y
+CONFIG_USB=y
+CONFIG_DM_USB_GADGET=y
+CONFIG_SPL_DM_USB_GADGET=y
+CONFIG_USB_MUSB_HOST=y
+CONFIG_USB_MUSB_GADGET=y
+CONFIG_USB_MUSB_TI=y
+CONFIG_USB_MUSB_DSPS=y
+CONFIG_USB_GADGET=y
+CONFIG_USB_GADGET_MANUFACTURER="Texas Instruments"
+CONFIG_USB_GADGET_VENDOR_NUM=0x0451
+CONFIG_USB_GADGET_PRODUCT_NUM=0xd022
+CONFIG_USB_ETHER=y
+CONFIG_FAT_WRITE=y
diff --git a/include/configs/am335x_guardian.h b/include/configs/am335x_guardian.h
new file mode 100644 (file)
index 0000000..8bde198
--- /dev/null
@@ -0,0 +1,111 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * am335x_guardian_.h
+ *
+ * Copyright (C) 2018 Robert Bosch Power Tools GmbH
+ * Copyright (C) 2018 sjoerd Simons <sjoerd.simons@collabora.co.uk>
+ *
+ */
+
+#ifndef __CONFIG_AM335X_GUARDIAN_H
+#define __CONFIG_AM335X_GUARDIAN_H
+
+#include <configs/ti_am335x_common.h>
+
+#ifndef CONFIG_SPL_BUILD
+#define CONFIG_TIMESTAMP
+#endif
+
+/* Clock Defines */
+#define V_OSCK                         24000000  /* Clock output from T2 */
+#define V_SCLK                         (V_OSCK)
+
+#ifndef CONFIG_SPL_BUILD
+
+#define MEM_LAYOUT_ENV_SETTINGS \
+       "scriptaddr=0x80000000\0" \
+       "pxefile_addr_r=0x80100000\0" \
+       "kernel_addr_r=0x82000000\0" \
+       "fdt_addr_r=0x88000000\0" \
+       "ramdisk_addr_r=0x88080000\0" \
+
+#define BOOT_TARGET_DEVICES(func) \
+       func(MMC, mmc, 0) \
+       func(UBIFS, ubifs, 0) \
+       func(PXE, pxe, na) \
+       func(DHCP, dhcp, na)
+
+#define AM335XX_BOARD_FDTFILE "fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0"
+
+#include <config_distro_bootcmd.h>
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+       AM335XX_BOARD_FDTFILE \
+       MEM_LAYOUT_ENV_SETTINGS \
+       BOOTENV \
+       "bootlimit=3\0" \
+       "altbootcmd=" \
+               "setenv boot_config \"extlinux-rollback.conf\"; " \
+               "run distro_bootcmd\0"
+
+#endif /* CONFIG_SPL_BUILD */
+
+/* NS16550 Configuration */
+#define CONFIG_SYS_NS16550_COM1                0x44e09000      /* UART0 */
+#define CONFIG_SYS_NS16550_COM2                0x48022000      /* UART1 */
+#define CONFIG_SYS_NS16550_COM3                0x48024000      /* UART2 */
+#define CONFIG_SYS_NS16550_COM4                0x481a6000      /* UART3 */
+#define CONFIG_SYS_NS16550_COM5                0x481a8000      /* UART4 */
+#define CONFIG_SYS_NS16550_COM6                0x481aa000      /* UART5 */
+
+/* PMIC support */
+#define CONFIG_POWER_TPS65217
+
+/* Bootcount using the RTC block */
+#define CONFIG_SYS_BOOTCOUNT_LE
+
+#ifdef CONFIG_NAND
+#define CONFIG_ENV_OFFSET              0x300000
+#define CONFIG_ENV_OFFSET_REDUND       0x340000
+#define CONFIG_ENV_SIZE                        0x040000
+
+#define CONFIG_SYS_NAND_5_ADDR_CYCLE
+#define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
+                                       CONFIG_SYS_NAND_PAGE_SIZE)
+#define CONFIG_SYS_NAND_PAGE_SIZE       4096
+#define CONFIG_SYS_NAND_OOBSIZE         256
+#define CONFIG_SYS_NAND_BLOCK_SIZE      (256 * 1024)
+
+#define CONFIG_SYS_NAND_ECCPOS  {   2,   3,   4,   5,   6,   7,   8,   9, \
+                        10,  11,  12,  13,  14,  15,  16,  17,  18,  19, \
+                        20,  21,  22,  23,  24,  25,  26,  27,  28,  29, \
+                        30,  31,  32,  33,  34,  35,  36,  37,  38,  39, \
+                        40,  41,  42,  43,  44,  45,  46,  47,  48,  49, \
+                        50,  51,  52,  53,  54,  55,  56,  57,  58,  59, \
+                        60,  61,  62,  63,  64,  65,  66,  67,  68,  69, \
+                        70,  71,  72,  73,  74,  75,  76,  77,  78,  79, \
+                        80,  81,  82,  83,  84,  85,  86,  87,  88,  89, \
+                        90,  91,  92,  93,  94,  95,  96,  97,  98,  99, \
+                       100, 101, 102, 103, 104, 105, 106, 107, 108, 109, \
+                       110, 111, 112, 113, 114, 115, 116, 117, 118, 119, \
+                       120, 121, 122, 123, 124, 125, 126, 127, 128, 129, \
+                       130, 131, 132, 133, 134, 135, 136, 137, 138, 139, \
+                       140, 141, 142, 143, 144, 145, 146, 147, 148, 149, \
+                       150, 151, 152, 153, 154, 155, 156, 157, 158, 159, \
+                       160, 161, 162, 163, 164, 165, 166, 167, 168, 169, \
+                       170, 171, 172, 173, 174, 175, 176, 177, 178, 179, \
+                       180, 181, 182, 183, 184, 185, 186, 187, 188, 189, \
+                       190, 191, 192, 193, 194, 195, 196, 197, 198, 199, \
+                       200, 201, 202, 203, 204, 205, 206, 207, 208, 209, \
+                       }
+#define CONFIG_SYS_NAND_ECCSIZE         512
+#define CONFIG_SYS_NAND_ECCBYTES        26
+#define CONFIG_SYS_NAND_ONFI_DETECTION
+#define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_BCH16_CODE_HW
+#define MTDIDS_DEFAULT                  "nand0=nand.0"
+
+#define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
+
+#endif /* CONFIG_NAND */
+
+#endif /* ! __CONFIG_AM335X_GUARDIAN_H */