diff options
| author | Nikita Kiryanov <nikita@compulab.co.il> | 2015-12-01 15:55:01 +0200 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2015-12-03 08:12:58 -0800 |
| commit | 4b4959af13cec19f0aa5c8f6b56f9c5d0e736103 (patch) | |
| tree | d8313bbcd466cfa187f634302caca478056db3cd /arch/arm/boot/dts | |
| parent | 3edac2f8e34192fe18841d1ef4fadd8043e21029 (diff) | |
ARM: dts: am437x: cm-t43: add dual emac support
CM-T43 comes with 2 ethernet ports connected to the cpsw subsystem, which
has 2 modes of operation: switch mode and dual emac mode.
Add the relevant muxing and set it up to work in dual emac mode by
default.
Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
Acked-by: Mugunthan V N <mugunthanvnm@ti.com>
Cc: Tony Lindgren <tony@atomide.com>
Cc: Benoit Cousson <bcousson@baylibre.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Pawel Moll <pawel.moll@arm.com>
Cc: Igor Grinberg <grinberg@compulab.co.il>
Cc: Dmitry Lifshitz <lifshitz@compulab.co.il>
Cc: Ian Campbell <ijc+devicetree@hellion.org.uk>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/boot/dts')
| -rw-r--r-- | arch/arm/boot/dts/am437x-cm-t43.dts | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am437x-cm-t43.dts b/arch/arm/boot/dts/am437x-cm-t43.dts index efabb31d33d1..fd97a892c7d5 100644 --- a/arch/arm/boot/dts/am437x-cm-t43.dts +++ b/arch/arm/boot/dts/am437x-cm-t43.dts @@ -73,6 +73,47 @@ AM4372_IOPAD(0x89c, PIN_OUTPUT_PULLDOWN | MUX_MODE0) >; }; + + cpsw_default: cpsw_default { + pinctrl-single,pins = < + /* Slave 1 */ + AM4372_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txen.rgmii1_txen */ + AM4372_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxdv.rgmii1_rxctl */ + AM4372_IOPAD(0x91c, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd1.rgmii1_txd3 */ + AM4372_IOPAD(0x920, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd0.rgmii1_txd2 */ + AM4372_IOPAD(0x924, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd1.rgmii1_txd1 */ + AM4372_IOPAD(0x928, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd0.rgmii1_txd0 */ + AM4372_IOPAD(0x92c, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txclk.rmii1_tclk */ + AM4372_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxclk.rmii1_rclk */ + AM4372_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd1.rgmii1_rxd3 */ + AM4372_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd0.rgmii1_rxd2 */ + AM4372_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd1.rgmii1_rxd1 */ + AM4372_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd0.rgmii1_rxd0 */ + AM4372_IOPAD(0xa74, MUX_MODE3) + /* Slave 2 */ + AM4372_IOPAD(0x840, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* gpmc_a0.txen */ + AM4372_IOPAD(0x844, PIN_INPUT_PULLDOWN | MUX_MODE2) /* gpmc_a1.rxctl */ + AM4372_IOPAD(0x848, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* gpmc_a2.txd3 */ + AM4372_IOPAD(0x84c, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* gpmc_a3.txd2 */ + AM4372_IOPAD(0x850, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* gpmc_a4.txd1 */ + AM4372_IOPAD(0x854, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* gpmc_a5.txd0 */ + AM4372_IOPAD(0x858, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* gpmc_a6.tclk */ + AM4372_IOPAD(0x85c, PIN_INPUT_PULLDOWN | MUX_MODE2) /* gpmc_a7.rclk */ + AM4372_IOPAD(0x860, PIN_INPUT_PULLDOWN | MUX_MODE2) /* gpmc_a8.rxd3 */ + AM4372_IOPAD(0x864, PIN_INPUT_PULLDOWN | MUX_MODE2) /* gpmc_a9.rxd2 */ + AM4372_IOPAD(0x868, PIN_INPUT_PULLDOWN | MUX_MODE2) /* gpmc_a10.rxd1 */ + AM4372_IOPAD(0x86c, PIN_INPUT_PULLDOWN | MUX_MODE2) /* gpmc_a11.rxd0 */ + AM4372_IOPAD(0xa38, MUX_MODE7) + >; + }; + + davinci_mdio_default: davinci_mdio_default { + pinctrl-single,pins = < + /* MDIO */ + AM4372_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */ + AM4372_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */ + >; + }; }; &gpmc { @@ -261,6 +302,31 @@ }; }; +&mac { + pinctrl-names = "default"; + pinctrl-0 = <&cpsw_default>; + dual_emac = <1>; + status = "okay"; +}; + +&davinci_mdio { + pinctrl-names = "default"; + pinctrl-0 = <&davinci_mdio_default>; + status = "okay"; +}; + +&cpsw_emac0 { + phy_id = <&davinci_mdio>, <0>; + phy-mode = "rgmii-txid"; + dual_emac_res_vlan = <1>; +}; + +&cpsw_emac1 { + phy_id = <&davinci_mdio>, <1>; + phy-mode = "rgmii-txid"; + dual_emac_res_vlan = <2>; +}; + &elm { status = "okay"; }; |