From 8deb60f535fa76b2dc578e0c33602aeb19b7b30b Mon Sep 17 00:00:00 2001 From: Dmitry Lifshitz Date: Tue, 1 Dec 2015 20:03:07 +0200 Subject: [PATCH] ARM: dts: am57xx: cl-som-am57x: add eMMC support CM-SOM-AM57X has two options of main storage devices - eMMC or NAND. Add eMMC chip support (over MMC2 bus). Signed-off-by: Dmitry Lifshitz Acked-by: Igor Grinberg Signed-off-by: Tony Lindgren --- arch/arm/boot/dts/am57xx-cl-som-am57x.dts | 34 +++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/arch/arm/boot/dts/am57xx-cl-som-am57x.dts b/arch/arm/boot/dts/am57xx-cl-som-am57x.dts index 1badfa9..ef94845 100644 --- a/arch/arm/boot/dts/am57xx-cl-som-am57x.dts +++ b/arch/arm/boot/dts/am57xx-cl-som-am57x.dts @@ -36,6 +36,13 @@ default-state = "off"; }; }; + + vdd_3v3: fixedregulator-vdd_3v3 { + compatible = "regulator-fixed"; + regulator-name = "vdd_3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; }; &dra7_pmx_core { @@ -71,6 +78,21 @@ DRA7XX_CORE_IOPAD(0x3818, PIN_INPUT_PULLUP | MUX_MODE14) /* wakeup0.gpio1_0 */ >; }; + + mmc2_pins_default: mmc2_pins_default { + pinctrl-single,pins = < + DRA7XX_CORE_IOPAD(0x349c, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_a23.mmc2_clk */ + DRA7XX_CORE_IOPAD(0x34b0, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_cs1.mmc2_cmd */ + DRA7XX_CORE_IOPAD(0x34a0, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_a24.mmc2_dat0 */ + DRA7XX_CORE_IOPAD(0x34a4, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_a25.mmc2_dat1 */ + DRA7XX_CORE_IOPAD(0x34a8, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_a26.mmc2_dat2 */ + DRA7XX_CORE_IOPAD(0x34ac, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_a27.mmc2_dat3 */ + DRA7XX_CORE_IOPAD(0x348c, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_a19.mmc2_dat4 */ + DRA7XX_CORE_IOPAD(0x3490, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_a20.mmc2_dat5 */ + DRA7XX_CORE_IOPAD(0x3494, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_a21.mmc2_dat6 */ + DRA7XX_CORE_IOPAD(0x3498, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_a22.mmc2_dat7 */ + >; + }; }; &i2c1 { @@ -297,3 +319,15 @@ status = "okay"; }; }; + +&mmc2 { + status = "okay"; + + pinctrl-names = "default"; + pinctrl-0 = <&mmc2_pins_default>; + + vmmc-supply = <&vdd_3v3>; + bus-width = <8>; + ti,non-removable; + cap-mmc-dual-data-rate; +}; -- 2.7.4