Merge branch 'staging' of https://source.denx.de/u-boot/custodians/u-boot-tegra

Branch contains minor improvemets for existing tegra devices along
with bring up of 4 new devices (ASUS Transformers T20, Microsoft
Surface RT, Lenovo Ideapad Yoga 11 and WEXLER Tab 7t).

20 files changed, 317 insertions, 0 deletions

diff --git a/board/asus/transformer-t20/Kconfig b/board/asus/transformer-t20/Kconfig
new file mode 100644
index 00000000000..d5fe4128289
--- /dev/null
+++ b/board/asus/transformer-t20/Kconfig
@@ -0,0 +1,12 @@
+if TARGET_TRANSFORMER_T20
+
+config SYS_BOARD
+	default "transformer-t20"
+
+config SYS_VENDOR
+	default "asus"
+
+config SYS_CONFIG_NAME
+	default "transformer-t20"
+
+endif
diff --git a/board/asus/transformer-t20/MAINTAINERS b/board/asus/transformer-t20/MAINTAINERS
new file mode 100644
index 00000000000..7bf93570985
--- /dev/null
+++ b/board/asus/transformer-t20/MAINTAINERS
@@ -0,0 +1,8 @@
+TRANSFORMER T20 BOARD
+M:	Svyatoslav Ryhel <[email protected]>
+S:	Maintained
+F:	arch/arm/dts/tegra20-asus-*
+F:	board/asus/transformer-t20/
+F:	configs/transformer_t20_defconfig
+F:	doc/board/asus/transformer_t20.rst
+F:	include/configs/transformer-t20.h
diff --git a/board/asus/transformer-t20/Makefile b/board/asus/transformer-t20/Makefile
new file mode 100644
index 00000000000..8522f82c2bd
--- /dev/null
+++ b/board/asus/transformer-t20/Makefile
@@ -0,0 +1,9 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+#  (C) Copyright 2010,2011
+#  NVIDIA Corporation <www.nvidia.com>
+#
+#  (C) Copyright 2021
+#  Svyatoslav Ryhel <[email protected]>
+
+obj-y += transformer-t20.o
diff --git a/board/asus/transformer-t20/configs/sl101.config b/board/asus/transformer-t20/configs/sl101.config
new file mode 100644
index 00000000000..4f639e1b412
--- /dev/null
+++ b/board/asus/transformer-t20/configs/sl101.config
@@ -0,0 +1 @@
+CONFIG_DEFAULT_DEVICE_TREE="tegra20-asus-sl101"
diff --git a/board/asus/transformer-t20/configs/tf101.config b/board/asus/transformer-t20/configs/tf101.config
new file mode 100644
index 00000000000..44a1d1a3c10
--- /dev/null
+++ b/board/asus/transformer-t20/configs/tf101.config
@@ -0,0 +1 @@
+CONFIG_DEFAULT_DEVICE_TREE="tegra20-asus-tf101"
diff --git a/board/asus/transformer-t20/configs/tf101g.config b/board/asus/transformer-t20/configs/tf101g.config
new file mode 100644
index 00000000000..0ccf2498ccd
--- /dev/null
+++ b/board/asus/transformer-t20/configs/tf101g.config
@@ -0,0 +1 @@
+CONFIG_DEFAULT_DEVICE_TREE="tegra20-asus-tf101g"
diff --git a/board/asus/transformer-t20/transformer-t20.c b/board/asus/transformer-t20/transformer-t20.c
new file mode 100644
index 00000000000..42fc563a0bf
--- /dev/null
+++ b/board/asus/transformer-t20/transformer-t20.c
@@ -0,0 +1,57 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ *  (C) Copyright 2010,2011
+ *  NVIDIA Corporation <www.nvidia.com>
+ *
+ *  (C) Copyright 2021
+ *  Svyatoslav Ryhel <[email protected]>
+ */
+
+/* T20 Transformers derive from Ventana board */
+
+#include <dm.h>
+#include <i2c.h>
+#include <log.h>
+#include <linux/delay.h>
+
+#define TPS6586X_I2C_ADDRESS	0x34
+#define TPS6586X_SUPPLYENE	0x14
+#define   EXITSLREQ_BIT		BIT(1)
+#define   SLEEP_MODE_BIT	BIT(3)
+
+#ifdef CONFIG_CMD_POWEROFF
+int do_poweroff(struct cmd_tbl *cmdtp,
+		int flag, int argc, char *const argv[])
+{
+	struct udevice *dev;
+	uchar data_buffer[1];
+	int ret;
+
+	ret = i2c_get_chip_for_busnum(0, TPS6586X_I2C_ADDRESS, 1, &dev);
+	if (ret) {
+		log_debug("cannot find PMIC I2C chip\n");
+		return 0;
+	}
+
+	ret = dm_i2c_read(dev, TPS6586X_SUPPLYENE, data_buffer, 1);
+	if (ret)
+		return ret;
+
+	data_buffer[0] &= ~EXITSLREQ_BIT;
+
+	ret = dm_i2c_write(dev, TPS6586X_SUPPLYENE, data_buffer, 1);
+	if (ret)
+		return ret;
+
+	data_buffer[0] |= SLEEP_MODE_BIT;
+
+	ret = dm_i2c_write(dev, TPS6586X_SUPPLYENE, data_buffer, 1);
+	if (ret)
+		return ret;
+
+	// wait some time and then print error
+	mdelay(5000);
+	printf("Failed to power off!!!\n");
+	return 1;
+}
+#endif
diff --git a/board/lenovo/ideapad-yoga-11/Kconfig b/board/lenovo/ideapad-yoga-11/Kconfig
new file mode 100644
index 00000000000..67644409fc1
--- /dev/null
+++ b/board/lenovo/ideapad-yoga-11/Kconfig
@@ -0,0 +1,12 @@
+if TARGET_IDEAPAD_YOGA_11
+
+config SYS_BOARD
+	default "ideapad-yoga-11"
+
+config SYS_VENDOR
+	default "lenovo"
+
+config SYS_CONFIG_NAME
+	default "ideapad-yoga-11"
+
+endif
diff --git a/board/lenovo/ideapad-yoga-11/MAINTAINERS b/board/lenovo/ideapad-yoga-11/MAINTAINERS
new file mode 100644
index 00000000000..77e82534a95
--- /dev/null
+++ b/board/lenovo/ideapad-yoga-11/MAINTAINERS
@@ -0,0 +1,7 @@
+Lenovo Ideapad Yoga 11
+M:	Jonas Schwöbel <[email protected]>
+S:	Maintained
+F:	board/lenovo/ideapad-yoga-11/
+F:	configs/ideapad-yoga-11_defconfig
+F:	doc/board/lenovo/ideapad-yoga-11.rst
+F:	include/configs/ideapad-yoga-11.h
diff --git a/board/lenovo/ideapad-yoga-11/Makefile b/board/lenovo/ideapad-yoga-11/Makefile
new file mode 100644
index 00000000000..186f1cb4ee5
--- /dev/null
+++ b/board/lenovo/ideapad-yoga-11/Makefile
@@ -0,0 +1,6 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+#  (C) Copyright 2022
+#  Open Surface RT
+
+obj-$(CONFIG_SPL_BUILD) += ideapad-yoga-11-spl.o
diff --git a/board/lenovo/ideapad-yoga-11/ideapad-yoga-11-spl.c b/board/lenovo/ideapad-yoga-11/ideapad-yoga-11-spl.c
new file mode 100644
index 00000000000..b8b3964a708
--- /dev/null
+++ b/board/lenovo/ideapad-yoga-11/ideapad-yoga-11-spl.c
@@ -0,0 +1,41 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ *  Ideapad Yoga 11 SPL stage configuration
+ *
+ *  (C) Copyright 2010-2013
+ *  NVIDIA Corporation <www.nvidia.com>
+ *
+ *  (C) Copyright 2021
+ *  Svyatoslav Ryhel <[email protected]>
+ */
+
+#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_SET2_REG		0x02
+#define TPS62361B_SET2_DATA		(0x4600 | TPS62361B_SET2_REG)
+
+void pmic_enable_cpu_vdd(void)
+{
+	/* Set VDD_CORE to 1.200V. */
+	tegra_i2c_ll_write(TPS62361B_I2C_ADDR, TPS62361B_SET2_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/microsoft/surface-rt/Kconfig b/board/microsoft/surface-rt/Kconfig
new file mode 100644
index 00000000000..9e66897f6b1
--- /dev/null
+++ b/board/microsoft/surface-rt/Kconfig
@@ -0,0 +1,12 @@
+if TARGET_SURFACE_RT
+
+config SYS_BOARD
+	default "surface-rt"
+
+config SYS_VENDOR
+	default "microsoft"
+
+config SYS_CONFIG_NAME
+	default "surface-rt"
+
+endif
diff --git a/board/microsoft/surface-rt/MAINTAINERS b/board/microsoft/surface-rt/MAINTAINERS
new file mode 100644
index 00000000000..1bbd896de92
--- /dev/null
+++ b/board/microsoft/surface-rt/MAINTAINERS
@@ -0,0 +1,7 @@
+Microsoft Surface RT
+M:	Jonas Schwöbel <[email protected]>
+S:	Maintained
+F:	board/microsoft/surface-rt/
+F:	configs/surface-rt_defconfig
+F:	doc/board/microsoft/surface-rt.rst
+F:	include/configs/surface-rt.h
diff --git a/board/microsoft/surface-rt/Makefile b/board/microsoft/surface-rt/Makefile
new file mode 100644
index 00000000000..da4094a7df3
--- /dev/null
+++ b/board/microsoft/surface-rt/Makefile
@@ -0,0 +1,6 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+#  (C) Copyright 2021
+#  Open Surface RT
+
+obj-$(CONFIG_SPL_BUILD) += surface-rt-spl.o
diff --git a/board/microsoft/surface-rt/surface-rt-spl.c b/board/microsoft/surface-rt/surface-rt-spl.c
new file mode 100644
index 00000000000..f327a80efba
--- /dev/null
+++ b/board/microsoft/surface-rt/surface-rt-spl.c
@@ -0,0 +1,41 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ *  Surface RT SPL stage configuration
+ *
+ *  (C) Copyright 2010-2013
+ *  NVIDIA Corporation <www.nvidia.com>
+ *
+ *  (C) Copyright 2021
+ *  Svyatoslav Ryhel <[email protected]>
+ */
+
+#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/wexler/qc750/Kconfig b/board/wexler/qc750/Kconfig
new file mode 100644
index 00000000000..45a1e5e057b
--- /dev/null
+++ b/board/wexler/qc750/Kconfig
@@ -0,0 +1,12 @@
+if TARGET_QC750
+
+config SYS_BOARD
+	default "qc750"
+
+config SYS_VENDOR
+	default "wexler"
+
+config SYS_CONFIG_NAME
+	default "qc750"
+
+endif
diff --git a/board/wexler/qc750/MAINTAINERS b/board/wexler/qc750/MAINTAINERS
new file mode 100644
index 00000000000..017f6f2b707
--- /dev/null
+++ b/board/wexler/qc750/MAINTAINERS
@@ -0,0 +1,7 @@
+QC750 BOARD
+M:	Svyatoslav Ryhel <[email protected]>
+S:	Maintained
+F:	board/wexler/qc750/
+F:	configs/qc750_defconfig
+F:	doc/board/wexler/qc750.rst
+F:	include/configs/qc750.h
diff --git a/board/wexler/qc750/Makefile b/board/wexler/qc750/Makefile
new file mode 100644
index 00000000000..4daefc4159a
--- /dev/null
+++ b/board/wexler/qc750/Makefile
@@ -0,0 +1,11 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+#  (C) Copyright 2010-2012
+#  NVIDIA Corporation <www.nvidia.com>
+#
+#  (C) Copyright 2023
+#  Svyatoslav Ryhel <[email protected]>
+
+obj-$(CONFIG_SPL_BUILD) += qc750-spl.o
+
+obj-y += qc750.o
diff --git a/board/wexler/qc750/qc750-spl.c b/board/wexler/qc750/qc750-spl.c
new file mode 100644
index 00000000000..707be7779eb
--- /dev/null
+++ b/board/wexler/qc750/qc750-spl.c
@@ -0,0 +1,45 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ *  T30 QC750 SPL stage configuration
+ *
+ *  (C) Copyright 2010-2013
+ *  NVIDIA Corporation <www.nvidia.com>
+ *
+ *  (C) Copyright 2023
+ *  Svyatoslav Ryhel <[email protected]>
+ */
+
+#include <asm/arch/tegra.h>
+#include <asm/arch-tegra/tegra_i2c.h>
+#include <linux/delay.h>
+
+#define MAX77663_I2C_ADDR		(0x3c << 1)
+
+#define MAX77663_REG_SD0		0x16
+#define MAX77663_REG_SD0_DATA		(0x2100 | MAX77663_REG_SD0)
+#define MAX77663_REG_SD1		0x17
+#define MAX77663_REG_SD1_DATA		(0x3000 | MAX77663_REG_SD1)
+#define MAX77663_REG_LDO4		0x2b
+#define MAX77663_REG_LDO4_DATA		(0xE000 | MAX77663_REG_LDO4)
+
+#define MAX77663_REG_GPIO4		0x3a
+#define MAX77663_REG_GPIO4_DATA		(0x0100 | MAX77663_REG_GPIO4)
+
+void pmic_enable_cpu_vdd(void)
+{
+	/* Set VDD_CORE to 1.200V. */
+	tegra_i2c_ll_write(MAX77663_I2C_ADDR, MAX77663_REG_SD1_DATA);
+
+	udelay(1000);
+
+	/* Bring up VDD_CPU to 1.0125V. */
+	tegra_i2c_ll_write(MAX77663_I2C_ADDR, MAX77663_REG_SD0_DATA);
+	udelay(1000);
+
+	/* Bring up VDD_RTC to 1.200V. */
+	tegra_i2c_ll_write(MAX77663_I2C_ADDR, MAX77663_REG_LDO4_DATA);
+	udelay(10 * 1000);
+
+	/* Set 32k-out gpio state */
+	tegra_i2c_ll_write(MAX77663_I2C_ADDR, MAX77663_REG_GPIO4_DATA);
+}
diff --git a/board/wexler/qc750/qc750.c b/board/wexler/qc750/qc750.c
new file mode 100644
index 00000000000..5234211aea3
--- /dev/null
+++ b/board/wexler/qc750/qc750.c
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ *  (C) Copyright 2010-2013
+ *  NVIDIA Corporation <www.nvidia.com>
+ *
+ *  (C) Copyright 2023
+ *  Svyatoslav Ryhel <[email protected]>
+ */
+
+#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