diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index fe859def918c..8eceb80dd83f 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -15,6 +15,7 @@ config SUPERH
 	select ARCH_MIGHT_HAVE_PC_PARPORT
 	select ARCH_WANT_IPC_PARSE_VERSION
 	select ARCH_NEED_CMPXCHG_1_EMU
+	select BINFMT_FLAT_NO_DATA_START_OFFSET if !MMU
 	select CPU_NO_EFFICIENT_FFS
 	select DMA_DECLARE_COHERENT
 	select GENERIC_ATOMIC64
diff --git a/arch/sh/boards/board-sh7785lcr.c b/arch/sh/boards/board-sh7785lcr.c
index 25c4968f0d8b..b93423df582f 100644
--- a/arch/sh/boards/board-sh7785lcr.c
+++ b/arch/sh/boards/board-sh7785lcr.c
@@ -256,7 +256,7 @@ static struct i2c_pca9564_pf_platform_data i2c_platform_data = {
 
 static struct platform_device i2c_device = {
 	.name		= "i2c-pca-platform",
-	.id		= -1,
+	.id		= 0,
 	.dev		= {
 		.platform_data	= &i2c_platform_data,
 	},
diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c
index ca4b4dd1ddef..f662a296a54c 100644
--- a/arch/sh/boards/mach-ecovec24/setup.c
+++ b/arch/sh/boards/mach-ecovec24/setup.c
@@ -26,6 +26,7 @@
 #include <linux/platform_data/tmio.h>
 #include <linux/platform_data/tsc2007.h>
 #include <linux/platform_device.h>
+#include <linux/property.h>
 #include <linux/regulator/fixed.h>
 #include <linux/regulator/machine.h>
 #include <linux/sh_eth.h>
@@ -589,39 +590,21 @@ static struct platform_device keysc_device = {
 /* TouchScreen */
 #define IRQ0 evt2irq(0x600)
 
-static int ts_get_pendown_state(struct device *dev)
-{
-	int val = 0;
-	gpio_free(GPIO_FN_INTC_IRQ0);
-	gpio_request(GPIO_PTZ0, NULL);
-	gpio_direction_input(GPIO_PTZ0);
+static const struct property_entry tsc2007_properties[] = {
+	PROPERTY_ENTRY_U32("ti,x-plate-ohms", 180),
+	{ }
+};
 
-	val = gpio_get_value(GPIO_PTZ0);
-
-	gpio_free(GPIO_PTZ0);
-	gpio_request(GPIO_FN_INTC_IRQ0, NULL);
-
-	return val ? 0 : 1;
-}
-
-static int ts_init(void)
-{
-	gpio_request(GPIO_FN_INTC_IRQ0, NULL);
-	return 0;
-}
-
-static struct tsc2007_platform_data tsc2007_info = {
-	.model			= 2007,
-	.x_plate_ohms		= 180,
-	.get_pendown_state	= ts_get_pendown_state,
-	.init_platform_hw	= ts_init,
+static const struct software_node tsc2007_swnode = {
+	.name = "tsc2007",
+	.properties = tsc2007_properties,
 };
 
 static struct i2c_board_info ts_i2c_clients = {
 	I2C_BOARD_INFO("tsc2007", 0x48),
 	.type		= "tsc2007",
-	.platform_data	= &tsc2007_info,
 	.irq		= IRQ0,
+	.swnode		= &tsc2007_swnode,
 };
 
 static struct regulator_consumer_supply cn12_power_consumers[] =
@@ -1242,8 +1225,9 @@ static int __init arch_setup(void)
 		gpio_direction_output(GPIO_PTF4, 1);
 
 		/* enable TouchScreen */
-		i2c_register_board_info(0, &ts_i2c_clients, 1);
+		gpio_request(GPIO_FN_INTC_IRQ0, NULL);
 		irq_set_irq_type(IRQ0, IRQ_TYPE_LEVEL_LOW);
+		i2c_register_board_info(0, &ts_i2c_clients, 1);
 	}
 
 	/* enable CEU0 */
diff --git a/arch/sh/boards/mach-x3proto/gpio.c b/arch/sh/boards/mach-x3proto/gpio.c
index c13d51b29702..a09cafc782b4 100644
--- a/arch/sh/boards/mach-x3proto/gpio.c
+++ b/arch/sh/boards/mach-x3proto/gpio.c
@@ -18,6 +18,7 @@
 #include <linux/io.h>
 #include <mach/ilsel.h>
 #include <mach/hardware.h>
+#include <linux/property.h>
 
 #define KEYCTLR	0xb81c0000
 #define KEYOUTR	0xb81c0002
@@ -73,6 +74,10 @@ static void x3proto_gpio_irq_handler(struct irq_desc *desc)
 	chip->irq_unmask(data);
 }
 
+const struct software_node x3proto_gpiochip_node = {
+	.name = "x3proto-gpio",
+};
+
 struct gpio_chip x3proto_gpio_chip = {
 	.label			= "x3proto-gpio",
 	.direction_input	= x3proto_gpio_direction_input,
@@ -104,9 +109,15 @@ int __init x3proto_gpio_setup(void)
 	if (unlikely(ilsel < 0))
 		return ilsel;
 
+	ret = software_node_register(&x3proto_gpiochip_node);
+	if (ret)
+		goto err_gpio;
+
+	x3proto_gpio_chip.fwnode = software_node_fwnode(&x3proto_gpiochip_node);
+
 	ret = gpiochip_add_data(&x3proto_gpio_chip, NULL);
 	if (unlikely(ret))
-		goto err_gpio;
+		goto err_swnode;
 
 	x3proto_irq_domain = irq_domain_create_linear(NULL, NR_BASEBOARD_GPIOS,
 						   &x3proto_gpio_irq_ops, NULL);
@@ -127,6 +138,8 @@ int __init x3proto_gpio_setup(void)
 err_irq:
 	gpiochip_remove(&x3proto_gpio_chip);
 	ret = 0;
+err_swnode:
+	software_node_unregister(&x3proto_gpiochip_node);
 err_gpio:
 	synchronize_irq(ilsel);
 
diff --git a/arch/sh/boards/mach-x3proto/setup.c b/arch/sh/boards/mach-x3proto/setup.c
index ca2802d30565..0d9d5982cf0c 100644
--- a/arch/sh/boards/mach-x3proto/setup.c
+++ b/arch/sh/boards/mach-x3proto/setup.c
@@ -16,8 +16,8 @@
 #include <linux/input.h>
 #include <linux/usb/r8a66597.h>
 #include <linux/usb/m66592.h>
-#include <linux/gpio/driver.h>
-#include <linux/gpio_keys.h>
+#include <linux/gpio/machine.h>
+#include <linux/gpio/property.h>
 #include <mach/ilsel.h>
 #include <mach/hardware.h>
 #include <asm/smp-ops.h>
@@ -123,87 +123,74 @@ static struct platform_device m66592_usb_peripheral_device = {
 	.resource	= m66592_usb_peripheral_resources,
 };
 
-static struct gpio_keys_button baseboard_buttons[NR_BASEBOARD_GPIOS] = {
-	{
-		.desc		= "key44",
-		.code		= KEY_POWER,
-		.active_low	= 1,
-		.wakeup		= 1,
-	}, {
-		.desc		= "key43",
-		.code		= KEY_SUSPEND,
-		.active_low	= 1,
-		.wakeup		= 1,
-	}, {
-		.desc		= "key42",
-		.code		= KEY_KATAKANAHIRAGANA,
-		.active_low	= 1,
-	}, {
-		.desc		= "key41",
-		.code		= KEY_SWITCHVIDEOMODE,
-		.active_low	= 1,
-	}, {
-		.desc		= "key34",
-		.code		= KEY_F12,
-		.active_low	= 1,
-	}, {
-		.desc		= "key33",
-		.code		= KEY_F11,
-		.active_low	= 1,
-	}, {
-		.desc		= "key32",
-		.code		= KEY_F10,
-		.active_low	= 1,
-	}, {
-		.desc		= "key31",
-		.code		= KEY_F9,
-		.active_low	= 1,
-	}, {
-		.desc		= "key24",
-		.code		= KEY_F8,
-		.active_low	= 1,
-	}, {
-		.desc		= "key23",
-		.code		= KEY_F7,
-		.active_low	= 1,
-	}, {
-		.desc		= "key22",
-		.code		= KEY_F6,
-		.active_low	= 1,
-	}, {
-		.desc		= "key21",
-		.code		= KEY_F5,
-		.active_low	= 1,
-	}, {
-		.desc		= "key14",
-		.code		= KEY_F4,
-		.active_low	= 1,
-	}, {
-		.desc		= "key13",
-		.code		= KEY_F3,
-		.active_low	= 1,
-	}, {
-		.desc		= "key12",
-		.code		= KEY_F2,
-		.active_low	= 1,
-	}, {
-		.desc		= "key11",
-		.code		= KEY_F1,
-		.active_low	= 1,
-	},
+static const struct software_node x3proto_gpio_keys_node = {
+	.name = "x3proto-gpio-keys",
 };
 
-static struct gpio_keys_platform_data baseboard_buttons_data = {
-	.buttons	= baseboard_buttons,
-	.nbuttons	= ARRAY_SIZE(baseboard_buttons),
+#define __X3PROTO_KEY(_id, _code, _gpio, ...)				\
+static const struct property_entry x3proto_key##_id##_props[] = {	\
+	PROPERTY_ENTRY_STRING("label", "key" #_id),			\
+	PROPERTY_ENTRY_U32("linux,code", _code),			\
+	PROPERTY_ENTRY_GPIO("gpios", &x3proto_gpiochip_node,		\
+			    _gpio, GPIO_ACTIVE_LOW),			\
+	__VA_ARGS__							\
+	{ }								\
+};									\
+static const struct software_node x3proto_key##_id##_node = {		\
+	.parent = &x3proto_gpio_keys_node,				\
+	.properties = x3proto_key##_id##_props,				\
+}
+
+#define X3PROTO_KEY(_id, _code, _gpio)					\
+	__X3PROTO_KEY(_id, _code, _gpio)
+
+#define X3PROTO_KEY_WAKEUP(_id, _code, _gpio)				\
+	__X3PROTO_KEY(_id, _code, _gpio,				\
+		      PROPERTY_ENTRY_BOOL("wakeup-source"),		\
+	)
+
+X3PROTO_KEY_WAKEUP(44, KEY_POWER, 0);
+X3PROTO_KEY_WAKEUP(43, KEY_SUSPEND, 1);
+X3PROTO_KEY(42, KEY_KATAKANAHIRAGANA, 2);
+X3PROTO_KEY(41, KEY_SWITCHVIDEOMODE, 3);
+X3PROTO_KEY(34, KEY_F12, 4);
+X3PROTO_KEY(33, KEY_F11, 5);
+X3PROTO_KEY(32, KEY_F10, 6);
+X3PROTO_KEY(31, KEY_F9, 7);
+X3PROTO_KEY(24, KEY_F8, 8);
+X3PROTO_KEY(23, KEY_F7, 9);
+X3PROTO_KEY(22, KEY_F6, 10);
+X3PROTO_KEY(21, KEY_F5, 11);
+X3PROTO_KEY(14, KEY_F4, 12);
+X3PROTO_KEY(13, KEY_F3, 13);
+X3PROTO_KEY(12, KEY_F2, 14);
+X3PROTO_KEY(11, KEY_F1, 15);
+
+static const struct software_node *const x3proto_swnodes[] __initconst = {
+	&x3proto_gpio_keys_node,
+	&x3proto_key44_node,
+	&x3proto_key43_node,
+	&x3proto_key42_node,
+	&x3proto_key41_node,
+	&x3proto_key34_node,
+	&x3proto_key33_node,
+	&x3proto_key32_node,
+	&x3proto_key31_node,
+	&x3proto_key24_node,
+	&x3proto_key23_node,
+	&x3proto_key22_node,
+	&x3proto_key21_node,
+	&x3proto_key14_node,
+	&x3proto_key13_node,
+	&x3proto_key12_node,
+	&x3proto_key11_node,
+	NULL
 };
 
-static struct platform_device baseboard_buttons_device = {
+static const struct platform_device_info x3proto_gpio_keys_device_info __initconst = {
 	.name		= "gpio-keys",
-	.id		= -1,
-	.dev		= {
-		.platform_data	= &baseboard_buttons_data,
-	},
+	.id		= PLATFORM_DEVID_NONE,
+	.swnode		= &x3proto_gpio_keys_node,
 };
 
 static struct platform_device *x3proto_devices[] __initdata = {
@@ -211,7 +198,6 @@ static struct platform_device *x3proto_devices[] __initdata = {
 	&smc91x_device,
 	&r8a66597_usb_host_device,
 	&m66592_usb_peripheral_device,
-	&baseboard_buttons_device,
 };
 
 static void __init x3proto_init_irq(void)
@@ -224,7 +210,8 @@ static void __init x3proto_init_irq(void)
 
 static int __init x3proto_devices_setup(void)
 {
-	int ret, i;
+	struct platform_device *pd;
+	int ret;
 
 	/*
 	 * IRLs are only needed for ILSEL mappings, so flip over the INTC
@@ -239,11 +226,11 @@ static int __init x3proto_devices_setup(void)
 	if (unlikely(ret))
 		return ret;
 
-	/*
-	 * Propagate dynamic GPIOs for the baseboard button device.
-	 */
-	for (i = 0; i < ARRAY_SIZE(baseboard_buttons); i++)
-		baseboard_buttons[i].gpio = x3proto_gpio_chip.base + i;
+	ret = software_node_register_node_group(x3proto_swnodes);
+	if (ret) {
+		pr_err("Failed to register software nodes: %d\n", ret);
+		return ret;
+	}
 
 	r8a66597_usb_host_resources[1].start =
 		r8a66597_usb_host_resources[1].end = ilsel_enable(ILSEL_USBH_I);
@@ -254,8 +241,12 @@ static int __init x3proto_devices_setup(void)
 	smc91x_resources[1].start =
 		smc91x_resources[1].end = ilsel_enable(ILSEL_LAN);
 
-	return platform_add_devices(x3proto_devices,
-				    ARRAY_SIZE(x3proto_devices));
+	ret = platform_add_devices(x3proto_devices, ARRAY_SIZE(x3proto_devices));
+	if (ret)
+		return ret;
+
+	pd = platform_device_register_full(&x3proto_gpio_keys_device_info);
+	return PTR_ERR_OR_ZERO(pd);
 }
 device_initcall(x3proto_devices_setup);
 
diff --git a/arch/sh/boot/dts/Makefile b/arch/sh/boot/dts/Makefile
index d109978a5eb9..16e281b859ae 100644
--- a/arch/sh/boot/dts/Makefile
+++ b/arch/sh/boot/dts/Makefile
@@ -1,2 +1,2 @@
 # SPDX-License-Identifier: GPL-2.0-only
-obj-$(CONFIG_BUILTIN_DTB) += $(addsuffix .dtb.o, $(CONFIG_BUILTIN_DTB_NAME))
+dtb-y += $(addsuffix .dtb, $(CONFIG_BUILTIN_DTB_NAME))
diff --git a/arch/sh/configs/migor_defconfig b/arch/sh/configs/migor_defconfig
index 1d9d543eef4c..bde70f3bf857 100644
--- a/arch/sh/configs/migor_defconfig
+++ b/arch/sh/configs/migor_defconfig
@@ -72,7 +72,7 @@ CONFIG_LOGO=y
 # CONFIG_LOGO_LINUX_VGA16 is not set
 # CONFIG_LOGO_LINUX_CLUT224 is not set
 CONFIG_USB_GADGET=y
-CONFIG_USB_GADGET_M66592=y
+CONFIG_USB_M66592=y
 CONFIG_USB_G_SERIAL=m
 CONFIG_RTC_CLASS=y
 CONFIG_RTC_DRV_RS5C372=y
diff --git a/arch/sh/configs/sdk7786_defconfig b/arch/sh/configs/sdk7786_defconfig
index d6fa3a422e24..d40be415dcb9 100644
--- a/arch/sh/configs/sdk7786_defconfig
+++ b/arch/sh/configs/sdk7786_defconfig
@@ -147,7 +147,7 @@ CONFIG_USB_MON=y
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_STORAGE=y
 CONFIG_USB_GADGET=y
-CONFIG_USB_GADGET_M66592=y
+CONFIG_USB_M66592=y
 CONFIG_RTC_CLASS=y
 CONFIG_RTC_DRV_MAX6900=y
 CONFIG_RTC_DRV_SH=y
diff --git a/arch/sh/configs/shx3_defconfig b/arch/sh/configs/shx3_defconfig
index 0cb69a0b92cb..d7496ea9a9fc 100644
--- a/arch/sh/configs/shx3_defconfig
+++ b/arch/sh/configs/shx3_defconfig
@@ -79,7 +79,7 @@ CONFIG_USB=y
 CONFIG_USB_MON=y
 CONFIG_USB_R8A66597_HCD=m
 CONFIG_USB_GADGET=y
-CONFIG_USB_GADGET_M66592=y
+CONFIG_USB_M66592=y
 CONFIG_RTC_CLASS=y
 CONFIG_RTC_DRV_SH=y
 CONFIG_UIO=m
diff --git a/arch/sh/include/asm/uaccess_32.h b/arch/sh/include/asm/uaccess_32.h
index 5d7ddc092afd..cef40414bfb1 100644
--- a/arch/sh/include/asm/uaccess_32.h
+++ b/arch/sh/include/asm/uaccess_32.h
@@ -92,7 +92,7 @@ __asm__ __volatile__( \
 	".long	1b + 2, 3b\n\t" \
 	".previous" \
 	:"=&r" (err), "=&r" (x) \
-	:"m" (__m(addr)), "i" (-EFAULT), "0" (err)); })
+	:"o" (__m(addr)), "i" (-EFAULT), "0" (err)); })
 #else
 #define __get_user_u64(x, addr, err) \
 ({ \
@@ -116,7 +116,7 @@ __asm__ __volatile__( \
 	".long	1b + 2, 3b\n\t" \
 	".previous" \
 	:"=&r" (err), "=&r" (x) \
-	:"m" (__m(addr)), "i" (-EFAULT), "0" (err)); })
+	:"o" (__m(addr)), "i" (-EFAULT), "0" (err)); })
 #endif
 
 #define __put_user_size(x,ptr,size,retval)		\
@@ -196,7 +196,7 @@ __asm__ __volatile__( \
 	".long	1b, 3b\n\t" \
 	".previous" \
 	: "=r" (retval) \
-	: "r" (val), "m" (__m(addr)), "i" (-EFAULT), "0" (retval) \
+	: "r" (val), "o" (__m(addr)), "i" (-EFAULT), "0" (retval) \
         : "memory"); })
 #else
 #define __put_user_u64(val,addr,retval) \
@@ -218,7 +218,7 @@ __asm__ __volatile__( \
 	".long	1b, 3b\n\t" \
 	".previous" \
 	: "=r" (retval) \
-	: "r" (val), "m" (__m(addr)), "i" (-EFAULT), "0" (retval) \
+	: "r" (val), "o" (__m(addr)), "i" (-EFAULT), "0" (retval) \
         : "memory"); })
 #endif
 
diff --git a/arch/sh/include/mach-x3proto/mach/hardware.h b/arch/sh/include/mach-x3proto/mach/hardware.h
index 57ea4a5cca35..1ee5a404973c 100644
--- a/arch/sh/include/mach-x3proto/mach/hardware.h
+++ b/arch/sh/include/mach-x3proto/mach/hardware.h
@@ -3,10 +3,12 @@
 #define __MACH_X3PROTO_HARDWARE_H
 
 struct gpio_chip;
+struct software_node;
 
 /* arch/sh/boards/mach-x3proto/gpio.c */
 int x3proto_gpio_setup(void);
 extern struct gpio_chip x3proto_gpio_chip;
+extern const struct software_node x3proto_gpiochip_node;
 
 #define NR_BASEBOARD_GPIOS	16
 
diff --git a/drivers/sh/intc/core.c b/drivers/sh/intc/core.c
index aa68fe190865..ffbe60234eef 100644
--- a/drivers/sh/intc/core.c
+++ b/drivers/sh/intc/core.c
@@ -275,9 +275,6 @@ int __init register_intc_controller(struct intc_desc *desc)
 			k += save_reg(d, k, hw->prio_regs[i].set_reg, smp);
 			k += save_reg(d, k, hw->prio_regs[i].clr_reg, smp);
 		}
-
-		sort(d->prio, hw->nr_prio_regs, sizeof(*d->prio),
-		     intc_handle_int_cmp, NULL);
 	}
 
 	if (hw->sense_regs) {
@@ -287,9 +284,6 @@ int __init register_intc_controller(struct intc_desc *desc)
 
 		for (i = 0; i < hw->nr_sense_regs; i++)
 			k += save_reg(d, k, hw->sense_regs[i].reg, 0);
-
-		sort(d->sense, hw->nr_sense_regs, sizeof(*d->sense),
-		     intc_handle_int_cmp, NULL);
 	}
 
 	if (hw->subgroups)
@@ -357,6 +351,11 @@ int __init register_intc_controller(struct intc_desc *desc)
 		}
 	}
 
+	sort(d->prio, d->nr_prio, sizeof(*d->prio),
+	     intc_handle_int_cmp, NULL);
+	sort(d->sense, d->nr_sense, sizeof(*d->sense),
+	     intc_handle_int_cmp, NULL);
+
 	intc_subgroup_init(desc, d);
 
 	/* enable bits matching force_enable after registering irqs */
diff --git a/drivers/sh/maple/maple.c b/drivers/sh/maple/maple.c
index 5585f220e495..7df88e00c20f 100644
--- a/drivers/sh/maple/maple.c
+++ b/drivers/sh/maple/maple.c
@@ -863,10 +863,10 @@ static int __init maple_bus_init(void)
 	kmem_cache_destroy(maple_queue_cache);
 
 cleanup_bothirqs:
-	free_irq(HW_EVENT_VSYNC, 0);
+	free_irq(HW_EVENT_VSYNC, &maple_unsupported_device);
 
 cleanup_irq:
-	free_irq(HW_EVENT_MAPLE_DMA, 0);
+	free_irq(HW_EVENT_MAPLE_DMA, &maple_unsupported_device);
 
 cleanup_dma:
 	free_pages((unsigned long) maple_sendbuf, MAPLE_DMA_PAGES);