diff options
| author | Schuyler Patton <spatton@ti.com> | 2017-02-21 13:00:03 +0300 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2017-04-04 18:53:27 +0300 |
| commit | 0e1b21169392f1f666897af579966a8a75f36ba8 (patch) | |
| tree | ab6cfb03d7858547f8aa23fdfced6f8e64475428 /arch/arm/boot/dts/am57xx-idk-common.dtsi | |
| parent | da72e4936445e1081e1223fc58470644da8e8cdb (diff) | |
| download | linux-0e1b21169392f1f666897af579966a8a75f36ba8.tar.xz | |
ARM: dts: am57xx-idk: Add DCAN support
AM571x IDK and the AM572x IDK use CAN1 interface.
This patch enables it for both boards.
Tested on AM572x IDK using cansequence.
Signed-off-by: Schuyler Patton <spatton@ti.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Franklin S Cooper Jr <fcooper@ti.com>
[nsekhar@ti.com: move to use DRA7XX_CORE_IOPAD())
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/boot/dts/am57xx-idk-common.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/am57xx-idk-common.dtsi | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am57xx-idk-common.dtsi b/arch/arm/boot/dts/am57xx-idk-common.dtsi index 0d341c545b01..22cdaabc4a86 100644 --- a/arch/arm/boot/dts/am57xx-idk-common.dtsi +++ b/arch/arm/boot/dts/am57xx-idk-common.dtsi @@ -101,6 +101,22 @@ }; }; +&dra7_pmx_core { + dcan1_pins_default: dcan1_pins_default { + pinctrl-single,pins = < + DRA7XX_CORE_IOPAD(0x37d0, PIN_OUTPUT_PULLUP | MUX_MODE0) /* dcan1_tx */ + DRA7XX_CORE_IOPAD(0x37d4, PIN_INPUT_PULLUP | MUX_MODE0) /* dcan1_rx */ + >; + }; + + dcan1_pins_sleep: dcan1_pins_sleep { + pinctrl-single,pins = < + DRA7XX_CORE_IOPAD(0x37d0, MUX_MODE15 | PULL_UP) /* dcan1_tx.off */ + DRA7XX_CORE_IOPAD(0x37d4, MUX_MODE15 | PULL_UP) /* dcan1_rx.off */ + >; + }; +}; + &i2c1 { status = "okay"; clock-frequency = <400000>; @@ -391,6 +407,14 @@ max-frequency = <96000000>; }; +&dcan1 { + status = "okay"; + pinctrl-names = "default", "sleep", "active"; + pinctrl-0 = <&dcan1_pins_sleep>; + pinctrl-1 = <&dcan1_pins_sleep>; + pinctrl-2 = <&dcan1_pins_default>; +}; + &qspi { status = "okay"; |