diff options
| author | Ilya Ledvich <ilya@compulab.co.il> | 2015-11-24 16:02:11 +0200 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2015-11-30 14:03:47 -0800 |
| commit | 54f0c5ceba9633e816c69a56258b43561490bade (patch) | |
| tree | a671e4fb52d1128b8f8988ab563f240893cb910a /arch/arm/boot/dts/am335x-cm-t335.dts | |
| parent | 440c3a1c65c16784420ff87af2e903c3b0fe9e5f (diff) | |
ARM: dts: cm-t335: add support for MMC
Add pinmux configuration for MMC0 pins.
Add fixed regulator 'vmmc_fixed'.
Enable MMC0 in 4-bit mode.
Signed-off-by: Ilya Ledvich <ilya@compulab.co.il>
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>
Diffstat (limited to 'arch/arm/boot/dts/am335x-cm-t335.dts')
| -rw-r--r-- | arch/arm/boot/dts/am335x-cm-t335.dts | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am335x-cm-t335.dts b/arch/arm/boot/dts/am335x-cm-t335.dts index 57c8b031369c..486810f36128 100644 --- a/arch/arm/boot/dts/am335x-cm-t335.dts +++ b/arch/arm/boot/dts/am335x-cm-t335.dts @@ -31,6 +31,14 @@ linux,default-trigger = "heartbeat"; }; }; + + /* regulator for mmc */ + vmmc_fixed: fixedregulator@0 { + compatible = "regulator-fixed"; + regulator-name = "vmmc_fixed"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; }; &am33xx_pinmux { @@ -105,6 +113,23 @@ AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0) >; }; + + mmc1_pins: pinmux_mmc1_pins { + pinctrl-single,pins = < + /* mmc0_dat3.mmc0_dat3 */ + AM33XX_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0) + /* mmc0_dat2.mmc0_dat2 */ + AM33XX_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0) + /* mmc0_dat1.mmc0_dat1 */ + AM33XX_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0) + /* mmc0_dat0.mmc0_dat0 */ + AM33XX_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0) + /* mmc0_clk.mmc0_clk */ + AM33XX_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0) + /* mmc0_cmd.mmc0_cmd */ + AM33XX_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0) + >; + }; }; &uart0 { @@ -203,3 +228,11 @@ &elm { status = "okay"; }; + +&mmc1 { + status = "okay"; + vmmc-supply = <&vmmc_fixed>; + bus-width = <4>; + pinctrl-names = "default"; + pinctrl-0 = <&mmc1_pins>; +}; |