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Commit fa17a019 authored by Wolfgang Grandegger's avatar Wolfgang Grandegger Committed by David S. Miller
Browse files

powerpc: tqm8548/tqm8xx: add and update CAN device nodes 



This patch enables or updates support for the CC770 and AN82527
CAN controller on the TQM8548 and TQM8xx boards.

CC: devicetree-discuss@lists.ozlabs.org
CC: linuxppc-dev@ozlabs.org
CC: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: default avatarWolfgang Grandegger <wg@grandegger.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent e285e44d

arch/powerpc/boot/dts/tqm8548-bigflash.dts

+14 −5
Original line number Diff line number Diff line
@@ -352,7 +352,7 @@ 
		ranges = <

			0 0x0 0xfc000000 0x04000000	// NOR FLASH bank 1

			1 0x0 0xf8000000 0x08000000	// NOR FLASH bank 0

			2 0x0 0xa3000000 0x00008000	// CAN (2 x i82527)

			2 0x0 0xa3000000 0x00008000	// CAN (2 x CC770)

			3 0x0 0xa3010000 0x00008000	// NAND FLASH



		>;
@@ -393,18 +393,27 @@ 
		};



		/* Note: CAN support needs be enabled in U-Boot */

		can0@2,0 {

			compatible = "intel,82527"; // Bosch CC770

		can@2,0 {

			compatible = "bosch,cc770"; // Bosch CC770

			reg = <2 0x0 0x100>;

			interrupts = <4 1>;

			interrupt-parent = <&mpic>;

			bosch,external-clock-frequency = <16000000>;

			bosch,disconnect-rx1-input;

			bosch,disconnect-tx1-output;

			bosch,iso-low-speed-mux;

			bosch,clock-out-frequency = <16000000>;

		};



		can1@2,100 {

			compatible = "intel,82527"; // Bosch CC770

		can@2,100 {

			compatible = "bosch,cc770"; // Bosch CC770

			reg = <2 0x100 0x100>;

			interrupts = <4 1>;

			interrupt-parent = <&mpic>;

			bosch,external-clock-frequency = <16000000>;

			bosch,disconnect-rx1-input;

			bosch,disconnect-tx1-output;

			bosch,iso-low-speed-mux;

		};



		/* Note: NAND support needs to be enabled in U-Boot */

arch/powerpc/boot/dts/tqm8548.dts

+14 −5
Original line number Diff line number Diff line
@@ -352,7 +352,7 @@ 
		ranges = <

			0 0x0 0xfc000000 0x04000000	// NOR FLASH bank 1

			1 0x0 0xf8000000 0x08000000	// NOR FLASH bank 0

			2 0x0 0xe3000000 0x00008000	// CAN (2 x i82527)

			2 0x0 0xe3000000 0x00008000	// CAN (2 x CC770)

			3 0x0 0xe3010000 0x00008000	// NAND FLASH



		>;
@@ -393,18 +393,27 @@ 
		};



		/* Note: CAN support needs be enabled in U-Boot */

		can0@2,0 {

			compatible = "intel,82527"; // Bosch CC770

		can@2,0 {

			compatible = "bosch,cc770"; // Bosch CC770

			reg = <2 0x0 0x100>;

			interrupts = <4 1>;

			interrupt-parent = <&mpic>;

			bosch,external-clock-frequency = <16000000>;

			bosch,disconnect-rx1-input;

			bosch,disconnect-tx1-output;

			bosch,iso-low-speed-mux;

			bosch,clock-out-frequency = <16000000>;

		};



		can1@2,100 {

			compatible = "intel,82527"; // Bosch CC770

		can@2,100 {

			compatible = "bosch,cc770"; // Bosch CC770

			reg = <2 0x100 0x100>;

			interrupts = <4 1>;

			interrupt-parent = <&mpic>;

			bosch,external-clock-frequency = <16000000>;

			bosch,disconnect-rx1-input;

			bosch,disconnect-tx1-output;

			bosch,iso-low-speed-mux;

		};



		/* Note: NAND support needs to be enabled in U-Boot */

arch/powerpc/boot/dts/tqm8xx.dts

+25 −0
Original line number Diff line number Diff line
@@ -57,6 +57,7 @@ 


		ranges = <

			0x0 0x0 0x40000000 0x800000

			0x3 0x0 0xc0000000 0x200

		>;



		flash@0,0 {
@@ -67,6 +68,30 @@ 
			bank-width = <4>;

			device-width = <2>;

		};



		/* Note: CAN support needs be enabled in U-Boot */

		can@3,0 {

			compatible = "intc,82527";

			reg = <3 0x0 0x80>;

			interrupts = <8 1>;

			interrupt-parent = <&PIC>;

			bosch,external-clock-frequency = <16000000>;

			bosch,disconnect-rx1-input;

			bosch,disconnect-tx1-output;

			bosch,iso-low-speed-mux;

			bosch,clock-out-frequency = <16000000>;

		};



		can@3,100 {

			compatible = "intc,82527";

			reg = <3 0x100 0x80>;

			interrupts = <8 1>;

			interrupt-parent = <&PIC>;

			bosch,external-clock-frequency = <16000000>;

			bosch,disconnect-rx1-input;

			bosch,disconnect-tx1-output;

			bosch,iso-low-speed-mux;

		};

	};



	soc@fff00000 {