diff options
| author | Nikita Kiryanov <nikita@compulab.co.il> | 2015-12-01 15:55:03 +0200 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2015-12-03 08:12:59 -0800 |
| commit | e7f83e8f3d685aa9df075a117021b298395156b5 (patch) | |
| tree | 063f4b76094433cf74ddfce4a461ad599e6323fa /arch/arm/boot/dts/am437x-cm-t43.dts | |
| parent | 9fc830b0371cb3c363e24fb1e3d6fb883e20eca1 (diff) | |
ARM: dts: am437x: cm-t43: add eMMC support
One of the CompuLab cm-t43 configurations comes with on-board eMMC as
primary storage, residing on the mmc2 interface. Add it to the device tree.
Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
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/am437x-cm-t43.dts')
| -rw-r--r-- | arch/arm/boot/dts/am437x-cm-t43.dts | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am437x-cm-t43.dts b/arch/arm/boot/dts/am437x-cm-t43.dts index a2893c6950d1..1011accb56e6 100644 --- a/arch/arm/boot/dts/am437x-cm-t43.dts +++ b/arch/arm/boot/dts/am437x-cm-t43.dts @@ -26,6 +26,15 @@ linux,default-trigger = "heartbeat"; }; }; + + vmmc_3v3: fixedregulator-v3_3 { + compatible = "regulator-fixed"; + regulator-name = "vmmc_3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + enable-active-high; + }; }; &am43xx_pinmux { @@ -45,6 +54,21 @@ >; }; + emmc_pins: emmc_pins { + pinctrl-single,pins = < + AM4372_IOPAD(0x820, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad8.mmc1_dat0 */ + AM4372_IOPAD(0x824, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad9.mmc1_dat1 */ + AM4372_IOPAD(0x828, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad10.mmc1_dat2 */ + AM4372_IOPAD(0x82c, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad11.mmc1_dat3 */ + AM4372_IOPAD(0x830, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad12.mmc1_dat4 */ + AM4372_IOPAD(0x834, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad13.mmc1_dat5 */ + AM4372_IOPAD(0x838, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad14.mmc1_dat6 */ + AM4372_IOPAD(0x83c, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad15.mmc1_dat7 */ + AM4372_IOPAD(0x880, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn1.mmc1_clk */ + AM4372_IOPAD(0x884, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn2.mmc1_cmd */ + >; + }; + spi0_pins: pinmux_spi0_pins { pinctrl-single,pins = < AM4372_IOPAD(0x950, PIN_INPUT | MUX_MODE0) /* spi0_sclk.spi0_sclk */ @@ -271,6 +295,15 @@ status = "okay"; }; +&mmc2 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&emmc_pins>; + vmmc-supply = <&vmmc_3v3>; + bus-width = <8>; + ti,non-removable; +}; + &spi0 { status = "okay"; pinctrl-names = "default"; |