From edd404e05eef7ce5bb3a006fc7ab9f2e3fd0997e Mon Sep 17 00:00:00 2001 From: Lokesh Vutla Date: Mon, 7 Aug 2017 06:36:08 -0700 Subject: ARM: dts: keystone-k2g-evm: Enable MMC0 and MMC1 Enable MMC0 which is used for micro SD and MMC1 which is used for the on board EMMC. Signed-off-by: Lokesh Vutla [fcooper@ti.com: add mmc1, bufferclass and pullup/pulldown settings] Signed-off-by: Franklin S Cooper Jr [nsekhar@ti.com: add card detect GPIO support] Signed-off-by: Sekhar Nori Signed-off-by: Santosh Shilimkar --- arch/arm/boot/dts/keystone-k2g-evm.dts | 53 ++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) (limited to 'arch/arm/boot/dts/keystone-k2g-evm.dts') diff --git a/arch/arm/boot/dts/keystone-k2g-evm.dts b/arch/arm/boot/dts/keystone-k2g-evm.dts index 61883cb969d2..f47f95d8bf1c 100644 --- a/arch/arm/boot/dts/keystone-k2g-evm.dts +++ b/arch/arm/boot/dts/keystone-k2g-evm.dts @@ -25,6 +25,13 @@ reg = <0x00000008 0x00000000 0x00000000 0x80000000>; }; + vcc3v3_dcin_reg: fixedregulator-vcc3v3-dcin { + compatible = "regulator-fixed"; + regulator-name = "mmc0_fixed"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; }; &k2g_pinctrl { @@ -34,6 +41,33 @@ K2G_CORE_IOPAD(0x11d0) (BUFFER_CLASS_B | PIN_PULLDOWN | MUX_MODE0) /* uart0_txd.uart0_txd */ >; }; + + mmc0_pins: pinmux_mmc0_pins { + pinctrl-single,pins = < + K2G_CORE_IOPAD(0x1300) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE2) /* mmc0_dat3.mmc0_dat3 */ + K2G_CORE_IOPAD(0x1304) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE2) /* mmc0_dat2.mmc0_dat2 */ + K2G_CORE_IOPAD(0x1308) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE2) /* mmc0_dat1.mmc0_dat1 */ + K2G_CORE_IOPAD(0x130c) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE2) /* mmc0_dat0.mmc0_dat0 */ + K2G_CORE_IOPAD(0x1310) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE2) /* mmc0_clk.mmc0_clk */ + K2G_CORE_IOPAD(0x1314) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE2) /* mmc0_cmd.mmc0_cmd */ + K2G_CORE_IOPAD(0x12ec) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE3) /* mmc0_sdcd.gpio1_12 */ + >; + }; + + mmc1_pins: pinmux_mmc1_pins { + pinctrl-single,pins = < + K2G_CORE_IOPAD(0x10ec) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE0) /* mmc1_dat7.mmc1_dat7 */ + K2G_CORE_IOPAD(0x10f0) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE0) /* mmc1_dat6.mmc1_dat6 */ + K2G_CORE_IOPAD(0x10f4) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE0) /* mmc1_dat5.mmc1_dat5 */ + K2G_CORE_IOPAD(0x10f8) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE0) /* mmc1_dat4.mmc1_dat4 */ + K2G_CORE_IOPAD(0x10fc) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE0) /* mmc1_dat3.mmc1_dat3 */ + K2G_CORE_IOPAD(0x1100) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE0) /* mmc1_dat2.mmc1_dat2 */ + K2G_CORE_IOPAD(0x1104) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE0) /* mmc1_dat1.mmc1_dat1 */ + K2G_CORE_IOPAD(0x1108) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE0) /* mmc1_dat0.mmc1_dat0 */ + K2G_CORE_IOPAD(0x110c) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE0) /* mmc1_clk.mmc1_clk */ + K2G_CORE_IOPAD(0x1110) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE0) /* mmc1_cmd.mmc1_cmd */ + >; + }; }; &uart0 { @@ -41,3 +75,22 @@ pinctrl-0 = <&uart0_pins>; status = "okay"; }; + +&gpio1 { + status = "okay"; +}; + +&mmc0 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_pins>; + vmmc-supply = <&vcc3v3_dcin_reg>; + cd-gpios = <&gpio1 12 GPIO_ACTIVE_LOW>; + status = "okay"; +}; + +&mmc1 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc1_pins>; + vmmc-supply = <&vcc3v3_dcin_reg>; /* VCC3V3_EMMC is connected to VCC3V3_DCIN */ + status = "okay"; +}; -- cgit v1.2.3