[PATCH 08/14] ARM: am437x: cm-t43: dts: add eMMC support
From: Nikita Kiryanov <hidden>
Date: 2015-11-24 13:19:09
Also in:
linux-devicetree, linux-omap
Subsystem:
the rest · Maintainer:
Linus Torvalds
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 <redacted> Cc: Tony Lindgren <tony@atomide.com> Cc: Igor Grinberg <redacted> Cc: Dmitry Lifshitz <redacted> Cc: Ian Campbell <redacted> --- arch/arm/boot/dts/am437x-cm-t43.dts | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+)
diff --git a/arch/arm/boot/dts/am437x-cm-t43.dts b/arch/arm/boot/dts/am437x-cm-t43.dts
index 70d5c20..5ca4160 100644
--- a/arch/arm/boot/dts/am437x-cm-t43.dts
+++ b/arch/arm/boot/dts/am437x-cm-t43.dts@@ -26,6 +26,16 @@ 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 +55,21 @@ >; }; + 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 +296,15 @@ 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";
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1.9.1