ARM: dts: am335x-boneblack: add eMMC DT entry

The pinmux is specified in am335x-bone-common.dtsi to be
reused by the eMMC cape.

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
Tested-by: Kevin Hilman <khilman@linaro.org>
Reviewed-by: Nishanth Menon <nm@ti.com>
[bcousson@baylibre.com: Fix traling spaces and useless comments]
Signed-off-by: Benoit Cousson <bcousson@baylibre.com>

diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi
index 0d95d54..c560cb7 100644 (file)
--- a/arch/arm/boot/dts/am335x-bone-common.dtsi
+++ b/arch/arm/boot/dts/am335x-bone-common.dtsi
@@ -113,6 +113,21 @@
                                0x160 (PIN_INPUT | MUX_MODE7) /* GPIO0_6 */
                        >;
                };
+
+               emmc_pins: pinmux_emmc_pins {
+                       pinctrl-single,pins = <
+                               0x80 (PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn1.mmc1_clk */
+                               0x84 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_csn2.mmc1_cmd */
+                               0x00 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad0.mmc1_dat0 */
+                               0x04 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad1.mmc1_dat1 */
+                               0x08 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad2.mmc1_dat2 */
+                               0x0c (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad3.mmc1_dat3 */
+                               0x10 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad4.mmc1_dat4 */
+                               0x14 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad5.mmc1_dat5 */
+                               0x18 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad6.mmc1_dat6 */
+                               0x1c (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad7.mmc1_dat7 */
+                       >;
+               };
        };
 
        ocp {
@@ -242,6 +257,13 @@
                        regulator-always-on;
                };
        };
+
+       vmmcsd_fixed: fixedregulator@0 {
+               compatible = "regulator-fixed";
+               regulator-name = "vmmcsd_fixed";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+       };
 };
 
 &cpsw_emac0 {

diff --git a/arch/arm/boot/dts/am335x-boneblack.dts b/arch/arm/boot/dts/am335x-boneblack.dts
index 197cadf..16b3bea 100644 (file)
--- a/arch/arm/boot/dts/am335x-boneblack.dts
+++ b/arch/arm/boot/dts/am335x-boneblack.dts
@@ -15,3 +15,16 @@
        regulator-max-microvolt = <1800000>;
        regulator-always-on;
 };
+
+&mmc1 {
+       vmmc-supply = <&vmmcsd_fixed>;
+};
+
+&mmc2 {
+       vmmc-supply = <&vmmcsd_fixed>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&emmc_pins>;
+       bus-width = <8>;
+       status = "okay";
+       ti,vcc-aux-disable-is-sleep;
+};