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authorKoen Kooi <koen@dominion.thruhere.net>2013-09-12 22:35:33 +0400
committerBenoit Cousson <bcousson@baylibre.com>2013-10-11 23:06:30 +0400
commit1aac4a990373cd53f75691e0901b029e29eb8190 (patch)
treea17de7046794e2641d378179dff1c00df03376f8 /arch/arm
parent3045ffffcf5f334216ccb80697ac1a2ee5db179e (diff)
downloadlinux-1aac4a990373cd53f75691e0901b029e29eb8190.tar.xz
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>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/boot/dts/am335x-bone-common.dtsi22
-rw-r--r--arch/arm/boot/dts/am335x-boneblack.dts13
2 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi
index 0d95d54b6ae9..c560cb7d3175 100644
--- 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 197cadf72d2c..16b3bea61d46 100644
--- 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;
+};