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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: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Wolfgang Grandegger 2011-11-30 23:41:21 +00:00 коммит произвёл David S. Miller
Родитель e285e44d91
Коммит fa17a019c8
3 изменённых файлов: 53 добавлений и 10 удалений
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19
arch/powerpc/boot/dts/tqm8548-bigflash.dts
Просмотреть файл

@ -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 */

19
arch/powerpc/boot/dts/tqm8548.dts
Просмотреть файл

@ -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 */

25
arch/powerpc/boot/dts/tqm8xx.dts
Просмотреть файл

@ -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 {