diff --git a/arch/riscv/dts/mpfs.dtsi b/arch/riscv/dts/mpfs.dtsi
index 6012a2850703..5827d5c5d19b 100644
--- a/arch/riscv/dts/mpfs.dtsi
+++ b/arch/riscv/dts/mpfs.dtsi
@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 /* Copyright (c) 2020-2021 Microchip Technology Inc */
 
-#include "dt-bindings/clock/microchip-mpfs-clock.h"
+#include <dt-bindings/clock/microchip,mpfs-clock.h>
 
 / {
 	#address-cells = <2>;
 	#size-cells = <2>;
diff --git a/drivers/clk/microchip/mpfs_clk.c b/drivers/clk/microchip/mpfs_clk.c
index 08f8bfcecbed..44ac4306eace 100644
--- a/drivers/clk/microchip/mpfs_clk.c
+++ b/drivers/clk/microchip/mpfs_clk.c
@@ -10,9 +10,9 @@
 #include <log.h>
 #include <dm/device.h>
 #include <dm/devres.h>
 #include <dm/uclass.h>
-#include <dt-bindings/clock/microchip-mpfs-clock.h>
+#include <dt-bindings/clock/microchip,mpfs-clock.h>
 #include <linux/err.h>
 
 #include "mpfs_clk.h"
 
diff --git a/drivers/clk/microchip/mpfs_clk_cfg.c b/drivers/clk/microchip/mpfs_clk_cfg.c
index 5739fd66e8df..953e88e283ed 100644
--- a/drivers/clk/microchip/mpfs_clk_cfg.c
+++ b/drivers/clk/microchip/mpfs_clk_cfg.c
@@ -9,9 +9,9 @@
 #include <asm/io.h>
 #include <dm/device.h>
 #include <dm/devres.h>
 #include <dm/uclass.h>
-#include <dt-bindings/clock/microchip-mpfs-clock.h>
+#include <dt-bindings/clock/microchip,mpfs-clock.h>
 #include <linux/err.h>
 
 #include "mpfs_clk.h"
 
diff --git a/drivers/clk/microchip/mpfs_clk_msspll.c b/drivers/clk/microchip/mpfs_clk_msspll.c
index f37c0d86047c..7b5020404549 100644
--- a/drivers/clk/microchip/mpfs_clk_msspll.c
+++ b/drivers/clk/microchip/mpfs_clk_msspll.c
@@ -8,9 +8,9 @@
 #include <asm/io.h>
 #include <dm/device.h>
 #include <dm/devres.h>
 #include <dm/uclass.h>
-#include <dt-bindings/clock/microchip-mpfs-clock.h>
+#include <dt-bindings/clock/microchip,mpfs-clock.h>
 #include <linux/err.h>
 
 #include "mpfs_clk.h"
 
diff --git a/drivers/clk/microchip/mpfs_clk_periph.c b/drivers/clk/microchip/mpfs_clk_periph.c
index ddeccb914575..16823402def3 100644
--- a/drivers/clk/microchip/mpfs_clk_periph.c
+++ b/drivers/clk/microchip/mpfs_clk_periph.c
@@ -9,9 +9,9 @@
 #include <asm/io.h>
 #include <dm/device.h>
 #include <dm/devres.h>
 #include <dm/uclass.h>
-#include <dt-bindings/clock/microchip-mpfs-clock.h>
+#include <dt-bindings/clock/microchip,mpfs-clock.h>
 #include <linux/err.h>
 
 #include "mpfs_clk.h"
 
diff --git a/include/dt-bindings/clock/at91.h b/include/dt-bindings/clock/at91.h
deleted file mode 100644
index ab3ee241d10c..000000000000
--- a/include/dt-bindings/clock/at91.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * This header provides constants for AT91 pmc status.
- *
- * The constants defined in this header are being used in dts.
- *
- * Licensed under GPLv2 or later.
- */
-
-#ifndef _DT_BINDINGS_CLK_AT91_H
-#define _DT_BINDINGS_CLK_AT91_H
-
-#define AT91_PMC_MOSCS		0		/* MOSCS Flag */
-#define AT91_PMC_LOCKA		1		/* PLLA Lock */
-#define AT91_PMC_LOCKB		2		/* PLLB Lock */
-#define AT91_PMC_MCKRDY		3		/* Master Clock */
-#define AT91_PMC_LOCKU		6		/* UPLL Lock */
-#define AT91_PMC_PCKRDY(id)	(8 + (id))	/* Programmable Clock */
-#define AT91_PMC_MOSCSELS	16		/* Main Oscillator Selection */
-#define AT91_PMC_MOSCRCS	17		/* Main On-Chip RC */
-#define AT91_PMC_CFDEV		18		/* Clock Failure Detector Event */
-#define AT91_PMC_GCKRDY		24		/* Generated Clocks */
-
-#endif
diff --git a/include/dt-bindings/clock/microchip-mpfs-clock.h b/include/dt-bindings/clock/microchip-mpfs-clock.h
deleted file mode 100644
index 79775a5134ca..000000000000
--- a/include/dt-bindings/clock/microchip-mpfs-clock.h
+++ /dev/null
@@ -1,71 +0,0 @@
-/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
-/*
- * Daire McNamara,<daire.mcnamara@microchip.com>
- * Copyright (C) 2020-2022 Microchip Technology Inc.  All rights reserved.
- */
-
-#ifndef _DT_BINDINGS_CLK_MICROCHIP_MPFS_H_
-#define _DT_BINDINGS_CLK_MICROCHIP_MPFS_H_
-
-#define CLK_CPU		0
-#define CLK_AXI		1
-#define CLK_AHB		2
-
-#define CLK_ENVM	3
-#define CLK_MAC0	4
-#define CLK_MAC1	5
-#define CLK_MMC		6
-#define CLK_TIMER	7
-#define CLK_MMUART0	8
-#define CLK_MMUART1	9
-#define CLK_MMUART2	10
-#define CLK_MMUART3	11
-#define CLK_MMUART4	12
-#define CLK_SPI0	13
-#define CLK_SPI1	14
-#define CLK_I2C0	15
-#define CLK_I2C1	16
-#define CLK_CAN0	17
-#define CLK_CAN1	18
-#define CLK_USB		19
-#define CLK_RESERVED	20
-#define CLK_RTC		21
-#define CLK_QSPI	22
-#define CLK_GPIO0	23
-#define CLK_GPIO1	24
-#define CLK_GPIO2	25
-#define CLK_DDRC	26
-#define CLK_FIC0	27
-#define CLK_FIC1	28
-#define CLK_FIC2	29
-#define CLK_FIC3	30
-#define CLK_ATHENA	31
-#define CLK_CFM		32
-
-#define CLK_RTCREF	33
-#define CLK_MSSPLL	34
-
-/* Clock Conditioning Circuitry Clock IDs */
-
-#define CLK_CCC_PLL0		0
-#define CLK_CCC_PLL1		1
-#define CLK_CCC_DLL0		2
-#define CLK_CCC_DLL1		3
-
-#define CLK_CCC_PLL0_OUT0	4
-#define CLK_CCC_PLL0_OUT1	5
-#define CLK_CCC_PLL0_OUT2	6
-#define CLK_CCC_PLL0_OUT3	7
-
-#define CLK_CCC_PLL1_OUT0	8
-#define CLK_CCC_PLL1_OUT1	9
-#define CLK_CCC_PLL1_OUT2	10
-#define CLK_CCC_PLL1_OUT3	11
-
-#define CLK_CCC_DLL0_OUT0	12
-#define CLK_CCC_DLL0_OUT1	13
-
-#define CLK_CCC_DLL1_OUT0	14
-#define CLK_CCC_DLL1_OUT1	15
-
-#endif	/* _DT_BINDINGS_CLK_MICROCHIP_MPFS_H_ */
diff --git a/include/dt-bindings/dma/at91.h b/include/dt-bindings/dma/at91.h
deleted file mode 100644
index ab6cbba45401..000000000000
--- a/include/dt-bindings/dma/at91.h
+++ /dev/null
@@ -1,52 +0,0 @@
-/*
- * This header provides macros for at91 dma bindings.
- *
- * Copyright (C) 2013 Ludovic Desroches <ludovic.desroches@atmel.com>
- *
- * GPLv2 only
- */
-
-#ifndef __DT_BINDINGS_AT91_DMA_H__
-#define __DT_BINDINGS_AT91_DMA_H__
-
-/* ---------- HDMAC ---------- */
-
-/*
- * Source and/or destination peripheral ID
- */
-#define AT91_DMA_CFG_PER_ID_MASK	(0xff)
-#define AT91_DMA_CFG_PER_ID(id)		(id & AT91_DMA_CFG_PER_ID_MASK)
-
-/*
- * FIFO configuration: it defines when a request is serviced.
- */
-#define AT91_DMA_CFG_FIFOCFG_OFFSET	(8)
-#define AT91_DMA_CFG_FIFOCFG_MASK	(0xf << AT91_DMA_CFG_FIFOCFG_OFFSET)
-#define AT91_DMA_CFG_FIFOCFG_HALF	(0x0 << AT91_DMA_CFG_FIFOCFG_OFFSET)	/* half FIFO (default behavior) */
-#define AT91_DMA_CFG_FIFOCFG_ALAP	(0x1 << AT91_DMA_CFG_FIFOCFG_OFFSET)	/* largest defined AHB burst */
-#define AT91_DMA_CFG_FIFOCFG_ASAP	(0x2 << AT91_DMA_CFG_FIFOCFG_OFFSET)	/* single AHB access */
-
-
-/* ---------- XDMAC ---------- */
-#define AT91_XDMAC_DT_MEM_IF_MASK	(0x1)
-#define AT91_XDMAC_DT_MEM_IF_OFFSET	(13)
-#define AT91_XDMAC_DT_MEM_IF(mem_if)	(((mem_if) & AT91_XDMAC_DT_MEM_IF_MASK) \
-					<< AT91_XDMAC_DT_MEM_IF_OFFSET)
-#define AT91_XDMAC_DT_GET_MEM_IF(cfg)	(((cfg) >> AT91_XDMAC_DT_MEM_IF_OFFSET) \
-					& AT91_XDMAC_DT_MEM_IF_MASK)
-
-#define AT91_XDMAC_DT_PER_IF_MASK	(0x1)
-#define AT91_XDMAC_DT_PER_IF_OFFSET	(14)
-#define AT91_XDMAC_DT_PER_IF(per_if)	(((per_if) & AT91_XDMAC_DT_PER_IF_MASK) \
-					<< AT91_XDMAC_DT_PER_IF_OFFSET)
-#define AT91_XDMAC_DT_GET_PER_IF(cfg)	(((cfg) >> AT91_XDMAC_DT_PER_IF_OFFSET) \
-					& AT91_XDMAC_DT_PER_IF_MASK)
-
-#define AT91_XDMAC_DT_PERID_MASK	(0x7f)
-#define AT91_XDMAC_DT_PERID_OFFSET	(24)
-#define AT91_XDMAC_DT_PERID(perid)	(((perid) & AT91_XDMAC_DT_PERID_MASK) \
-					<< AT91_XDMAC_DT_PERID_OFFSET)
-#define AT91_XDMAC_DT_GET_PERID(cfg)	(((cfg) >> AT91_XDMAC_DT_PERID_OFFSET) \
-					& AT91_XDMAC_DT_PERID_MASK)
-
-#endif /* __DT_BINDINGS_AT91_DMA_H__ */
diff --git a/include/dt-bindings/mfd/at91-usart.h b/include/dt-bindings/mfd/at91-usart.h
deleted file mode 100644
index 2de5bc312e1e..000000000000
--- a/include/dt-bindings/mfd/at91-usart.h
+++ /dev/null
@@ -1,17 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/*
- * This header provides macros for AT91 USART DT bindings.
- *
- * Copyright (C) 2018 Microchip Technology
- *
- * Author: Radu Pirea <radu.pirea@microchip.com>
- *
- */
-
-#ifndef __DT_BINDINGS_AT91_USART_H__
-#define __DT_BINDINGS_AT91_USART_H__
-
-#define AT91_USART_MODE_SERIAL	0
-#define AT91_USART_MODE_SPI	1
-
-#endif /* __DT_BINDINGS_AT91_USART_H__ */
diff --git a/include/dt-bindings/net/microchip-lan78xx.h b/include/dt-bindings/net/microchip-lan78xx.h
deleted file mode 100644
index 0742ff075307..000000000000
--- a/include/dt-bindings/net/microchip-lan78xx.h
+++ /dev/null
@@ -1,21 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _DT_BINDINGS_MICROCHIP_LAN78XX_H
-#define _DT_BINDINGS_MICROCHIP_LAN78XX_H
-
-/* LED modes for LAN7800/LAN7850 embedded PHY */
-
-#define LAN78XX_LINK_ACTIVITY           0
-#define LAN78XX_LINK_1000_ACTIVITY      1
-#define LAN78XX_LINK_100_ACTIVITY       2
-#define LAN78XX_LINK_10_ACTIVITY        3
-#define LAN78XX_LINK_100_1000_ACTIVITY  4
-#define LAN78XX_LINK_10_1000_ACTIVITY   5
-#define LAN78XX_LINK_10_100_ACTIVITY    6
-#define LAN78XX_DUPLEX_COLLISION        8
-#define LAN78XX_COLLISION               9
-#define LAN78XX_ACTIVITY                10
-#define LAN78XX_AUTONEG_FAULT           12
-#define LAN78XX_FORCE_LED_OFF           14
-#define LAN78XX_FORCE_LED_ON            15
-
-#endif
diff --git a/include/dt-bindings/pinctrl/at91.h b/include/dt-bindings/pinctrl/at91.h
deleted file mode 100644
index 3831f91fb3ba..000000000000
--- a/include/dt-bindings/pinctrl/at91.h
+++ /dev/null
@@ -1,49 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * This header provides constants for most at91 pinctrl bindings.
- *
- * Copyright (C) 2013 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
- */
-
-#ifndef __DT_BINDINGS_AT91_PINCTRL_H__
-#define __DT_BINDINGS_AT91_PINCTRL_H__
-
-#define AT91_PINCTRL_NONE		(0 << 0)
-#define AT91_PINCTRL_PULL_UP		(1 << 0)
-#define AT91_PINCTRL_MULTI_DRIVE	(1 << 1)
-#define AT91_PINCTRL_DEGLITCH		(1 << 2)
-#define AT91_PINCTRL_PULL_DOWN		(1 << 3)
-#define AT91_PINCTRL_DIS_SCHMIT		(1 << 4)
-#define AT91_PINCTRL_OUTPUT		(1 << 7)
-#define AT91_PINCTRL_OUTPUT_VAL(x)	((x & 0x1) << 8)
-#define AT91_PINCTRL_SLEWRATE		(1 << 9)
-#define AT91_PINCTRL_DEBOUNCE		(1 << 16)
-#define AT91_PINCTRL_DEBOUNCE_VAL(x)	(x << 17)
-
-#define AT91_PINCTRL_PULL_UP_DEGLITCH	(AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DEGLITCH)
-
-#define AT91_PINCTRL_DRIVE_STRENGTH_DEFAULT		(0x0 << 5)
-#define AT91_PINCTRL_DRIVE_STRENGTH_LOW			(0x1 << 5)
-#define AT91_PINCTRL_DRIVE_STRENGTH_MED			(0x2 << 5)
-#define AT91_PINCTRL_DRIVE_STRENGTH_HI			(0x3 << 5)
-
-#define AT91_PINCTRL_SLEWRATE_DIS	(0x0 << 9)
-#define AT91_PINCTRL_SLEWRATE_ENA	(0x1 << 9)
-
-#define AT91_PIOA	0
-#define AT91_PIOB	1
-#define AT91_PIOC	2
-#define AT91_PIOD	3
-#define AT91_PIOE	4
-
-#define AT91_PERIPH_GPIO	0
-#define AT91_PERIPH_A		1
-#define AT91_PERIPH_B		2
-#define AT91_PERIPH_C		3
-#define AT91_PERIPH_D		4
-
-#define ATMEL_PIO_DRVSTR_LO	1
-#define ATMEL_PIO_DRVSTR_ME	2
-#define ATMEL_PIO_DRVSTR_HI	3
-
-#endif /* __DT_BINDINGS_AT91_PINCTRL_H__ */
diff --git a/include/dt-bindings/sound/microchip,pdmc.h b/include/dt-bindings/sound/microchip,pdmc.h
deleted file mode 100644
index 96cde94ce74f..000000000000
--- a/include/dt-bindings/sound/microchip,pdmc.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef __DT_BINDINGS_MICROCHIP_PDMC_H__
-#define __DT_BINDINGS_MICROCHIP_PDMC_H__
-
-/* PDM microphone's pin placement */
-#define MCHP_PDMC_DS0 0
-#define MCHP_PDMC_DS1 1
-
-/* PDM microphone clock edge sampling */
-#define MCHP_PDMC_CLK_POSITIVE 0
-#define MCHP_PDMC_CLK_NEGATIVE 1
-
-#endif /* __DT_BINDINGS_MICROCHIP_PDMC_H__ */
