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ARM: dts: am437x: cm-t43: add support for mmc1 

On SBC-T43 the mmc1 interface is connected to an SD-Card slot.
Add the necessary muxing and configuration 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>
This commit is contained in:
Nikita Kiryanov 2015-12-01 15:55:08 +02:00 committed by Tony Lindgren
parent 02fc7720c6
commit 97ce505498
1 changed files with 24 additions and 0 deletions
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24
arch/arm/boot/dts/am437x-sbc-t43.dts
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@ -7,6 +7,7 @@
*/
#include "am437x-cm-t43.dts"
#include "compulab-sb-som.dtsi"
/ {
model = "CompuLab CM-T43 on SB-SOM-T43";
@ -14,6 +15,19 @@ / {
};
&am43xx_pinmux {
mmc1_pins: pinmux_mmc1_pins {
pinctrl-single,pins = <
AM4372_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_clk.mmc0_clk */
AM4372_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */
AM4372_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */
AM4372_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */
AM4372_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */
AM4372_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */
AM4372_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
AM4372_IOPAD(0x964, PIN_INPUT | MUX_MODE7) /* ecap0_in_pwm0_out.gpio0_7 */
>;
};
uart0_pins_default: uart0_pins_default {
pinctrl-single,pins = <
AM4372_IOPAD(0x968, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE0)
@ -75,6 +89,16 @@ &i2c2 {
pinctrl-0 = <&i2c2_pins>;
};
&mmc1 {
status = "okay";
bus-width = <4>;
pinctrl-names = "default";
pinctrl-0 = <&mmc1_pins>;
vmmc-supply = <&vsb_3v3>;
cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
wp-gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins_default>;