diff --git a/Documentation/devicetree/bindings/rtc/dw-apb.txt b/Documentation/devicetree/bindings/rtc/dw-apb.txt
index eb2327b2bdb3..c703d51abb6c 100644
--- a/Documentation/devicetree/bindings/rtc/dw-apb.txt
+++ b/Documentation/devicetree/bindings/rtc/dw-apb.txt
@@ -1,7 +1,10 @@
 * Designware APB timer
 
 Required properties:
-- compatible: "snps,dw-apb-timer-sp" or "snps,dw-apb-timer-osc"
+- compatible: One of:
+ 	"snps,dw-apb-timer"
+	"snps,dw-apb-timer-sp" <DEPRECATED>
+	"snps,dw-apb-timer-osc" <DEPRECATED>
 - reg: physical base address of the controller and length of memory mapped
   region.
 - interrupts: IRQ line for the timer.
@@ -20,25 +23,10 @@ systems may use one.
 
 
 Example:
-
-		timer1: timer@ffc09000 {
-				compatible = "snps,dw-apb-timer-sp";
-				interrupts = <0 168 4>;
-				clock-frequency = <200000000>;
-				reg = <0xffc09000 0x1000>;
-			};
-
-		timer2: timer@ffd00000 {
-				compatible = "snps,dw-apb-timer-osc";
-				interrupts = <0 169 4>;
-				clock-frequency = <200000000>;
-				reg = <0xffd00000 0x1000>;
-			};
-
-		timer3: timer@ffe00000 {
-				compatible = "snps,dw-apb-timer-osc";
-				interrupts = <0 170 4>;
-				reg = <0xffe00000 0x1000>;
-				clocks = <&timer_clk>, <&timer_pclk>;
-				clock-names = "timer", "pclk";
-			};
+	timer@ffe00000 {
+		compatible = "snps,dw-apb-timer";
+		interrupts = <0 170 4>;
+		reg = <0xffe00000 0x1000>;
+		clocks = <&timer_clk>, <&timer_pclk>;
+		clock-names = "timer", "pclk";
+	};
diff --git a/Documentation/devicetree/bindings/serial/altera_jtaguart.txt b/Documentation/devicetree/bindings/serial/altera_jtaguart.txt
index c152f65f9a28..55a901051e8f 100644
--- a/Documentation/devicetree/bindings/serial/altera_jtaguart.txt
+++ b/Documentation/devicetree/bindings/serial/altera_jtaguart.txt
@@ -1,4 +1,5 @@
 Altera JTAG UART
 
 Required properties:
-- compatible : should be "ALTR,juart-1.0"
+- compatible : should be "ALTR,juart-1.0" <DEPRECATED>
+- compatible : should be "altr,juart-1.0"
diff --git a/Documentation/devicetree/bindings/serial/altera_uart.txt b/Documentation/devicetree/bindings/serial/altera_uart.txt
index 71cae3f70100..81bf7ffb1a81 100644
--- a/Documentation/devicetree/bindings/serial/altera_uart.txt
+++ b/Documentation/devicetree/bindings/serial/altera_uart.txt
@@ -1,7 +1,8 @@
 Altera UART
 
 Required properties:
-- compatible : should be "ALTR,uart-1.0"
+- compatible : should be "ALTR,uart-1.0" <DEPRECATED>
+- compatible : should be "altr,uart-1.0"
 
 Optional properties:
 - clock-frequency : frequency of the clock input to the UART
diff --git a/Documentation/devicetree/bindings/serio/altera_ps2.txt b/Documentation/devicetree/bindings/serio/altera_ps2.txt
index 4d9eecc2ef7d..520199e2e347 100644
--- a/Documentation/devicetree/bindings/serio/altera_ps2.txt
+++ b/Documentation/devicetree/bindings/serio/altera_ps2.txt
@@ -1,4 +1,5 @@
 Altera UP PS/2 controller
 
 Required properties:
-- compatible : should be "ALTR,ps2-1.0".
+- compatible : should be "ALTR,ps2-1.0". <DEPRECATED>
+- compatible : should be "altr,ps2-1.0".
diff --git a/Documentation/devicetree/bindings/spi/spi_altera.txt b/Documentation/devicetree/bindings/spi/spi_altera.txt
index dda375943506..31319dcf30ab 100644
--- a/Documentation/devicetree/bindings/spi/spi_altera.txt
+++ b/Documentation/devicetree/bindings/spi/spi_altera.txt
@@ -1,4 +1,5 @@
 Altera SPI
 
 Required properties:
-- compatible : should be "ALTR,spi-1.0".
+- compatible : should be "ALTR,spi-1.0". <DEPRECATED>
+- compatible : should be "altr,spi-1.0".
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
index 366ce9b87240..ea95767cfed3 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.txt
+++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
@@ -7,6 +7,7 @@ ad	Avionic Design GmbH
 adi	Analog Devices, Inc.
 aeroflexgaisler	Aeroflex Gaisler AB
 ak	Asahi Kasei Corp.
+altr	Altera Corp.
 amcc	Applied Micro Circuits Corporation (APM, formally AMCC)
 apm	Applied Micro Circuits Corporation (APM)
 arm	ARM Ltd.
diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
index bee62a2cf6d6..e273fa993b8c 100644
--- a/arch/arm/boot/dts/socfpga.dtsi
+++ b/arch/arm/boot/dts/socfpga.dtsi
@@ -476,25 +476,25 @@
 		};
 
 		timer0: timer0@ffc08000 {
-			compatible = "snps,dw-apb-timer-sp";
+			compatible = "snps,dw-apb-timer";
 			interrupts = <0 167 4>;
 			reg = <0xffc08000 0x1000>;
 		};
 
 		timer1: timer1@ffc09000 {
-			compatible = "snps,dw-apb-timer-sp";
+			compatible = "snps,dw-apb-timer";
 			interrupts = <0 168 4>;
 			reg = <0xffc09000 0x1000>;
 		};
 
 		timer2: timer2@ffd00000 {
-			compatible = "snps,dw-apb-timer-osc";
+			compatible = "snps,dw-apb-timer";
 			interrupts = <0 169 4>;
 			reg = <0xffd00000 0x1000>;
 		};
 
 		timer3: timer3@ffd01000 {
-			compatible = "snps,dw-apb-timer-osc";
+			compatible = "snps,dw-apb-timer";
 			interrupts = <0 170 4>;
 			reg = <0xffd01000 0x1000>;
 		};
diff --git a/drivers/input/serio/altera_ps2.c b/drivers/input/serio/altera_ps2.c
index a0a2657e31ff..4777a73cd390 100644
--- a/drivers/input/serio/altera_ps2.c
+++ b/drivers/input/serio/altera_ps2.c
@@ -176,6 +176,7 @@ static int altera_ps2_remove(struct platform_device *pdev)
 #ifdef CONFIG_OF
 static const struct of_device_id altera_ps2_match[] = {
 	{ .compatible = "ALTR,ps2-1.0", },
+	{ .compatible = "altr,ps2-1.0", },
 	{},
 };
 MODULE_DEVICE_TABLE(of, altera_ps2_match);
diff --git a/drivers/spi/spi-altera.c b/drivers/spi/spi-altera.c
index 81b9adb6e766..7456eef201a6 100644
--- a/drivers/spi/spi-altera.c
+++ b/drivers/spi/spi-altera.c
@@ -302,6 +302,7 @@ static int altera_spi_remove(struct platform_device *dev)
 #ifdef CONFIG_OF
 static const struct of_device_id altera_spi_match[] = {
 	{ .compatible = "ALTR,spi-1.0", },
+	{ .compatible = "altr,spi-1.0", },
 	{},
 };
 MODULE_DEVICE_TABLE(of, altera_spi_match);
diff --git a/drivers/tty/serial/altera_jtaguart.c b/drivers/tty/serial/altera_jtaguart.c
index c6bdb943726b..dbc7f121162f 100644
--- a/drivers/tty/serial/altera_jtaguart.c
+++ b/drivers/tty/serial/altera_jtaguart.c
@@ -470,6 +470,7 @@ static int altera_jtaguart_remove(struct platform_device *pdev)
 #ifdef CONFIG_OF
 static struct of_device_id altera_jtaguart_match[] = {
 	{ .compatible = "ALTR,juart-1.0", },
+	{ .compatible = "altr,juart-1.0", },
 	{},
 };
 MODULE_DEVICE_TABLE(of, altera_jtaguart_match);
diff --git a/drivers/tty/serial/altera_uart.c b/drivers/tty/serial/altera_uart.c
index 1d46966e2a65..8b5a8a2caebc 100644
--- a/drivers/tty/serial/altera_uart.c
+++ b/drivers/tty/serial/altera_uart.c
@@ -613,6 +613,7 @@ static int altera_uart_remove(struct platform_device *pdev)
 #ifdef CONFIG_OF
 static struct of_device_id altera_uart_match[] = {
 	{ .compatible = "ALTR,uart-1.0", },
+	{ .compatible = "altr,uart-1.0", },
 	{},
 };
 MODULE_DEVICE_TABLE(of, altera_uart_match);