Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/include/dt-bindings/gpio/gpio.h b/include/dt-bindings/gpio/gpio.h
index 2cc10ae..c029467 100644
--- a/include/dt-bindings/gpio/gpio.h
+++ b/include/dt-bindings/gpio/gpio.h
@@ -33,4 +33,10 @@
 #define GPIO_PERSISTENT 0
 #define GPIO_TRANSITORY 8
 
+/* Bit 4 express pull up */
+#define GPIO_PULL_UP 16
+
+/* Bit 5 express pull down */
+#define GPIO_PULL_DOWN 32
+
 #endif
diff --git a/include/dt-bindings/gpio/meson-g12a-gpio.h b/include/dt-bindings/gpio/meson-g12a-gpio.h
new file mode 100644
index 0000000..f7bd693
--- /dev/null
+++ b/include/dt-bindings/gpio/meson-g12a-gpio.h
@@ -0,0 +1,114 @@
+/* SPDX-License-Identifier: (GPL-2.0+ or MIT) */
+/*
+ * Copyright (c) 2018 Amlogic, Inc. All rights reserved.
+ * Author: Xingyu Chen <xingyu.chen@amlogic.com>
+ */
+
+#ifndef _DT_BINDINGS_MESON_G12A_GPIO_H
+#define _DT_BINDINGS_MESON_G12A_GPIO_H
+
+/* First GPIO chip */
+#define GPIOAO_0	0
+#define GPIOAO_1	1
+#define GPIOAO_2	2
+#define GPIOAO_3	3
+#define GPIOAO_4	4
+#define GPIOAO_5	5
+#define GPIOAO_6	6
+#define GPIOAO_7	7
+#define GPIOAO_8	8
+#define GPIOAO_9	9
+#define GPIOAO_10	10
+#define GPIOAO_11	11
+#define GPIOE_0		12
+#define GPIOE_1		13
+#define GPIOE_2		14
+
+/* Second GPIO chip */
+#define GPIOZ_0		0
+#define GPIOZ_1		1
+#define GPIOZ_2		2
+#define GPIOZ_3		3
+#define GPIOZ_4		4
+#define GPIOZ_5		5
+#define GPIOZ_6		6
+#define GPIOZ_7		7
+#define GPIOZ_8		8
+#define GPIOZ_9		9
+#define GPIOZ_10	10
+#define GPIOZ_11	11
+#define GPIOZ_12	12
+#define GPIOZ_13	13
+#define GPIOZ_14	14
+#define GPIOZ_15	15
+#define GPIOH_0		16
+#define GPIOH_1		17
+#define GPIOH_2		18
+#define GPIOH_3		19
+#define GPIOH_4		20
+#define GPIOH_5		21
+#define GPIOH_6		22
+#define GPIOH_7		23
+#define GPIOH_8		24
+#define BOOT_0		25
+#define BOOT_1		26
+#define BOOT_2		27
+#define BOOT_3		28
+#define BOOT_4		29
+#define BOOT_5		30
+#define BOOT_6		31
+#define BOOT_7		32
+#define BOOT_8		33
+#define BOOT_9		34
+#define BOOT_10		35
+#define BOOT_11		36
+#define BOOT_12		37
+#define BOOT_13		38
+#define BOOT_14		39
+#define BOOT_15		40
+#define GPIOC_0		41
+#define GPIOC_1		42
+#define GPIOC_2		43
+#define GPIOC_3		44
+#define GPIOC_4		45
+#define GPIOC_5		46
+#define GPIOC_6		47
+#define GPIOC_7		48
+#define GPIOA_0		49
+#define GPIOA_1		50
+#define GPIOA_2		51
+#define GPIOA_3		52
+#define GPIOA_4		53
+#define GPIOA_5		54
+#define GPIOA_6		55
+#define GPIOA_7		56
+#define GPIOA_8		57
+#define GPIOA_9		58
+#define GPIOA_10	59
+#define GPIOA_11	60
+#define GPIOA_12	61
+#define GPIOA_13	62
+#define GPIOA_14	63
+#define GPIOA_15	64
+#define GPIOX_0		65
+#define GPIOX_1		66
+#define GPIOX_2		67
+#define GPIOX_3		68
+#define GPIOX_4		69
+#define GPIOX_5		70
+#define GPIOX_6		71
+#define GPIOX_7		72
+#define GPIOX_8		73
+#define GPIOX_9		74
+#define GPIOX_10	75
+#define GPIOX_11	76
+#define GPIOX_12	77
+#define GPIOX_13	78
+#define GPIOX_14	79
+#define GPIOX_15	80
+#define GPIOX_16	81
+#define GPIOX_17	82
+#define GPIOX_18	83
+#define GPIOX_19	84
+
+#endif /* _DT_BINDINGS_MESON_G12A_GPIO_H */
diff --git a/include/dt-bindings/gpio/meson-gxbb-gpio.h b/include/dt-bindings/gpio/meson-gxbb-gpio.h
index 43a68a1..489c75b 100644
--- a/include/dt-bindings/gpio/meson-gxbb-gpio.h
+++ b/include/dt-bindings/gpio/meson-gxbb-gpio.h
@@ -1,15 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * GPIO definitions for Amlogic Meson GXBB SoCs
  *
  * Copyright (C) 2016 Endless Mobile, Inc.
  * Author: Carlo Caione <carlo@endlessm.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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef _DT_BINDINGS_MESON_GXBB_GPIO_H
diff --git a/include/dt-bindings/gpio/meson-gxl-gpio.h b/include/dt-bindings/gpio/meson-gxl-gpio.h
index 01f2a2a..0a001ae 100644
--- a/include/dt-bindings/gpio/meson-gxl-gpio.h
+++ b/include/dt-bindings/gpio/meson-gxl-gpio.h
@@ -1,15 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * GPIO definitions for Amlogic Meson GXL SoCs
  *
  * Copyright (C) 2016 Endless Mobile, Inc.
  * Author: Carlo Caione <carlo@endlessm.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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef _DT_BINDINGS_MESON_GXL_GPIO_H
diff --git a/include/dt-bindings/gpio/meson8-gpio.h b/include/dt-bindings/gpio/meson8-gpio.h
index fdaeb5c..e2d0831 100644
--- a/include/dt-bindings/gpio/meson8-gpio.h
+++ b/include/dt-bindings/gpio/meson8-gpio.h
@@ -1,14 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * GPIO definitions for Amlogic Meson8 SoCs
  *
  * Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef _DT_BINDINGS_MESON8_GPIO_H
diff --git a/include/dt-bindings/gpio/meson8b-gpio.h b/include/dt-bindings/gpio/meson8b-gpio.h
index bf0d76f..7c3bc07 100644
--- a/include/dt-bindings/gpio/meson8b-gpio.h
+++ b/include/dt-bindings/gpio/meson8b-gpio.h
@@ -1,15 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * GPIO definitions for Amlogic Meson8b SoCs
  *
  * Copyright (C) 2015 Endless Mobile, Inc.
  * Author: Carlo Caione <carlo@endlessm.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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef _DT_BINDINGS_MESON8B_GPIO_H
diff --git a/include/dt-bindings/gpio/tegra186-gpio.h b/include/dt-bindings/gpio/tegra186-gpio.h
index 463ad39..0782b05 100644
--- a/include/dt-bindings/gpio/tegra186-gpio.h
+++ b/include/dt-bindings/gpio/tegra186-gpio.h
@@ -14,44 +14,44 @@
 #include <dt-bindings/gpio/gpio.h>
 
 /* GPIOs implemented by main GPIO controller */
-#define TEGRA_MAIN_GPIO_PORT_A 0
-#define TEGRA_MAIN_GPIO_PORT_B 1
-#define TEGRA_MAIN_GPIO_PORT_C 2
-#define TEGRA_MAIN_GPIO_PORT_D 3
-#define TEGRA_MAIN_GPIO_PORT_E 4
-#define TEGRA_MAIN_GPIO_PORT_F 5
-#define TEGRA_MAIN_GPIO_PORT_G 6
-#define TEGRA_MAIN_GPIO_PORT_H 7
-#define TEGRA_MAIN_GPIO_PORT_I 8
-#define TEGRA_MAIN_GPIO_PORT_J 9
-#define TEGRA_MAIN_GPIO_PORT_K 10
-#define TEGRA_MAIN_GPIO_PORT_L 11
-#define TEGRA_MAIN_GPIO_PORT_M 12
-#define TEGRA_MAIN_GPIO_PORT_N 13
-#define TEGRA_MAIN_GPIO_PORT_O 14
-#define TEGRA_MAIN_GPIO_PORT_P 15
-#define TEGRA_MAIN_GPIO_PORT_Q 16
-#define TEGRA_MAIN_GPIO_PORT_R 17
-#define TEGRA_MAIN_GPIO_PORT_T 18
-#define TEGRA_MAIN_GPIO_PORT_X 19
-#define TEGRA_MAIN_GPIO_PORT_Y 20
-#define TEGRA_MAIN_GPIO_PORT_BB 21
-#define TEGRA_MAIN_GPIO_PORT_CC 22
+#define TEGRA186_MAIN_GPIO_PORT_A 0
+#define TEGRA186_MAIN_GPIO_PORT_B 1
+#define TEGRA186_MAIN_GPIO_PORT_C 2
+#define TEGRA186_MAIN_GPIO_PORT_D 3
+#define TEGRA186_MAIN_GPIO_PORT_E 4
+#define TEGRA186_MAIN_GPIO_PORT_F 5
+#define TEGRA186_MAIN_GPIO_PORT_G 6
+#define TEGRA186_MAIN_GPIO_PORT_H 7
+#define TEGRA186_MAIN_GPIO_PORT_I 8
+#define TEGRA186_MAIN_GPIO_PORT_J 9
+#define TEGRA186_MAIN_GPIO_PORT_K 10
+#define TEGRA186_MAIN_GPIO_PORT_L 11
+#define TEGRA186_MAIN_GPIO_PORT_M 12
+#define TEGRA186_MAIN_GPIO_PORT_N 13
+#define TEGRA186_MAIN_GPIO_PORT_O 14
+#define TEGRA186_MAIN_GPIO_PORT_P 15
+#define TEGRA186_MAIN_GPIO_PORT_Q 16
+#define TEGRA186_MAIN_GPIO_PORT_R 17
+#define TEGRA186_MAIN_GPIO_PORT_T 18
+#define TEGRA186_MAIN_GPIO_PORT_X 19
+#define TEGRA186_MAIN_GPIO_PORT_Y 20
+#define TEGRA186_MAIN_GPIO_PORT_BB 21
+#define TEGRA186_MAIN_GPIO_PORT_CC 22
 
-#define TEGRA_MAIN_GPIO(port, offset) \
-	((TEGRA_MAIN_GPIO_PORT_##port * 8) + offset)
+#define TEGRA186_MAIN_GPIO(port, offset) \
+	((TEGRA186_MAIN_GPIO_PORT_##port * 8) + offset)
 
 /* GPIOs implemented by AON GPIO controller */
-#define TEGRA_AON_GPIO_PORT_S 0
-#define TEGRA_AON_GPIO_PORT_U 1
-#define TEGRA_AON_GPIO_PORT_V 2
-#define TEGRA_AON_GPIO_PORT_W 3
-#define TEGRA_AON_GPIO_PORT_Z 4
-#define TEGRA_AON_GPIO_PORT_AA 5
-#define TEGRA_AON_GPIO_PORT_EE 6
-#define TEGRA_AON_GPIO_PORT_FF 7
+#define TEGRA186_AON_GPIO_PORT_S 0
+#define TEGRA186_AON_GPIO_PORT_U 1
+#define TEGRA186_AON_GPIO_PORT_V 2
+#define TEGRA186_AON_GPIO_PORT_W 3
+#define TEGRA186_AON_GPIO_PORT_Z 4
+#define TEGRA186_AON_GPIO_PORT_AA 5
+#define TEGRA186_AON_GPIO_PORT_EE 6
+#define TEGRA186_AON_GPIO_PORT_FF 7
 
-#define TEGRA_AON_GPIO(port, offset) \
-	((TEGRA_AON_GPIO_PORT_##port * 8) + offset)
+#define TEGRA186_AON_GPIO(port, offset) \
+	((TEGRA186_AON_GPIO_PORT_##port * 8) + offset)
 
 #endif