p71924506
/
linux_old1
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

ARM: dts: cm-t335: Add support for CAN bus 

Add CAN bus pinmux.
Enable D_CAN bus controllers 0 and 1

The pinmux of uart1 node contradicts the pinmux of dcan0 and dcan1 nodes.
U-Boot should delete the uart1 or dcan0/1 nodes.

Signed-off-by: Uri Mashiach <uri.mashiach@compulab.co.il>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Uri Mashiach 2015-12-30 13:41:33 +02:00 committed by Tony Lindgren
parent 12e47442c2
commit 2ac6e66ed6
1 changed files with 30 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
arch/arm/boot/dts/am335x-cm-t335.dts
View File

@ -134,6 +134,24 @@ AM33XX_IOPAD(0x984, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
>;
};
dcan0_pins: pinmux_dcan0_pins {
pinctrl-single,pins = <
/* uart1_ctsn.dcan0_tx */
AM33XX_IOPAD(0x978, PIN_OUTPUT | MUX_MODE2)
/* uart1_rtsn.dcan0_rx */
AM33XX_IOPAD(0x97C, PIN_INPUT | MUX_MODE2)
>;
};
dcan1_pins: pinmux_dcan1_pins {
pinctrl-single,pins = <
/* uart1_rxd.dcan1_tx */
AM33XX_IOPAD(0x980, PIN_OUTPUT | MUX_MODE2)
/* uart1_txd.dcan1_rx */
AM33XX_IOPAD(0x984, PIN_INPUT | MUX_MODE2)
>;
};
ecap0_pins: pinmux_ecap0_pins {
pinctrl-single,pins = <
/* eCAP0_in_PWM0_out.eCAP0_in_PWM0_out MODE0 */
@ -394,3 +412,15 @@ &mmc1 {
pinctrl-names = "default";
pinctrl-0 = <&mmc1_pins>;
};
&dcan0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&dcan0_pins>;
};
&dcan1 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&dcan1_pins>;
};