6 files changed, 104 insertions, 0 deletions
diff --git a/board/pegatron/chagall/Kconfig b/board/pegatron/chagall/Kconfig
new file mode 100644
index 00000000000..8c229d0e333
--- /dev/null
+++ b/board/pegatron/chagall/Kconfig
@@ -0,0 +1,13 @@
+if TARGET_CHAGALL
+
+config SYS_BOARD
+	default "chagall"
+
+config SYS_VENDOR
+	default "pegatron"
+
+config TEGRA_BOARD_STRING
+	string "Default Tegra board name"
+	default "Pegatron Chagall"
+
+endif
diff --git a/board/pegatron/chagall/MAINTAINERS b/board/pegatron/chagall/MAINTAINERS
new file mode 100644
index 00000000000..5ebd5940f42
--- /dev/null
+++ b/board/pegatron/chagall/MAINTAINERS
@@ -0,0 +1,7 @@
+CHAGALL BOARD
+M:	Svyatoslav Ryhel <clamor95@gmail.com>
+S:	Maintained
+F:	arch/arm/dts/tegra30-pegatron-chagall.dts
+F:	board/pegatron/chagall/
+F:	configs/chagall_defconfig
+F:	doc/board/pegatron/chagall.rst
diff --git a/board/pegatron/chagall/Makefile b/board/pegatron/chagall/Makefile
new file mode 100644
index 00000000000..17cfef50987
--- /dev/null
+++ b/board/pegatron/chagall/Makefile
@@ -0,0 +1,11 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+#  (C) Copyright 2010-2012
+#  NVIDIA Corporation <www.nvidia.com>
+#
+#  (C) Copyright 2021
+#  Svyatoslav Ryhel <clamor95@gmail.com>
+
+obj-$(CONFIG_XPL_BUILD) += chagall-spl.o
+
+obj-y += chagall.o
diff --git a/board/pegatron/chagall/chagall-spl.c b/board/pegatron/chagall/chagall-spl.c
new file mode 100644
index 00000000000..6c271973ada
--- /dev/null
+++ b/board/pegatron/chagall/chagall-spl.c
@@ -0,0 +1,41 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ *  Chagall SPL stage configuration
+ *
+ *  (C) Copyright 2010-2013
+ *  NVIDIA Corporation <www.nvidia.com>
+ *
+ *  (C) Copyright 2021
+ *  Svyatoslav Ryhel <clamor95@gmail.com>
+ */
+
+#include <asm/arch/tegra.h>
+#include <asm/arch-tegra/tegra_i2c.h>
+#include <linux/delay.h>
+
+#define TPS65911_I2C_ADDR		(0x2D << 1)
+#define TPS65911_VDDCTRL_OP_REG		0x28
+#define TPS65911_VDDCTRL_SR_REG		0x27
+#define TPS65911_VDDCTRL_OP_DATA	(0x2400 | TPS65911_VDDCTRL_OP_REG)
+#define TPS65911_VDDCTRL_SR_DATA	(0x0100 | TPS65911_VDDCTRL_SR_REG)
+
+#define TPS62361B_I2C_ADDR		(0x60 << 1)
+#define TPS62361B_SET3_REG		0x03
+#define TPS62361B_SET3_DATA		(0x4600 | TPS62361B_SET3_REG)
+
+void pmic_enable_cpu_vdd(void)
+{
+	/* Set VDD_CORE to 1.200V. */
+	tegra_i2c_ll_write(TPS62361B_I2C_ADDR, TPS62361B_SET3_DATA);
+
+	udelay(1000);
+
+	/*
+	 * Bring up CPU VDD via the TPS65911x PMIC on the DVC I2C bus.
+	 * First set VDD to 1.0125V, then enable the VDD regulator.
+	 */
+	tegra_i2c_ll_write(TPS65911_I2C_ADDR, TPS65911_VDDCTRL_OP_DATA);
+	udelay(1000);
+	tegra_i2c_ll_write(TPS65911_I2C_ADDR, TPS65911_VDDCTRL_SR_DATA);
+	udelay(10 * 1000);
+}
diff --git a/board/pegatron/chagall/chagall.c b/board/pegatron/chagall/chagall.c
new file mode 100644
index 00000000000..1412c4f9b60
--- /dev/null
+++ b/board/pegatron/chagall/chagall.c
@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ *  (C) Copyright 2010-2013
+ *  NVIDIA Corporation <www.nvidia.com>
+ *
+ *  (C) Copyright 2021
+ *  Svyatoslav Ryhel <clamor95@gmail.com>
+ */
+
+/* Chagall derives from Cardhu board */
+
+#include <fdt_support.h>
+
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
+int ft_board_setup(void *blob, struct bd_info *bd)
+{
+	/* Remove TrustZone nodes */
+	fdt_del_node_and_alias(blob, "/firmware");
+	fdt_del_node_and_alias(blob, "/reserved-memory/trustzone@bfe00000");
+
+	return 0;
+}
+#endif
diff --git a/board/pegatron/chagall/chagall.env b/board/pegatron/chagall/chagall.env
new file mode 100644
index 00000000000..68bf51bdc3c
--- /dev/null
+++ b/board/pegatron/chagall/chagall.env
@@ -0,0 +1,9 @@
+button_cmd_0_name=Volume Down
+button_cmd_0=bootmenu
+
+bootmenu_0=mount external storage=usb start && ums 0 mmc 1; bootmenu
+bootmenu_1=fastboot=echo Starting Fastboot protocol ...; fastboot usb 0; bootmenu
+bootmenu_2=reboot RCM=enterrcm
+bootmenu_3=reboot=reset
+bootmenu_4=power off=poweroff
+bootmenu_delay=-1