diff options
Diffstat (limited to '')
-rw-r--r-- | arch/arm/boot/dts/ste-href520-tvk.dts | 46 |
1 files changed, 39 insertions, 7 deletions
diff --git a/arch/arm/boot/dts/ste-href520-tvk.dts b/arch/arm/boot/dts/ste-href520-tvk.dts index f8c0c1e6aa04..4201547c5988 100644 --- a/arch/arm/boot/dts/ste-href520-tvk.dts +++ b/arch/arm/boot/dts/ste-href520-tvk.dts @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-or-later /* - * Device Tree for the HREF520 version with the TVK1281618 UIB + * Device Tree for the HREF520 version with the TVK1281618 R3 UIB */ /dts-v1/; @@ -9,14 +9,46 @@ #include "ste-href-tvk1281618-r3.dtsi" / { - model = "ST-Ericsson HREF520 and TVK1281618 UIB"; + model = "ST-Ericsson HREF520 and TVK1281618 R3 UIB"; compatible = "st-ericsson,href520", "st-ericsson,u8500"; - soc { - vmmci: regulator-gpio { - gpios = <&gpio0 5 GPIO_ACTIVE_HIGH>; - enable-gpio = <&gpio2 14 GPIO_ACTIVE_HIGH>; - enable-active-high; + + /* ST6G3244ME level translator for 1.8/2.9 V */ + vmmci: regulator-gpio { + compatible = "regulator-gpio"; + + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <2900000>; + regulator-name = "mmci-reg"; + regulator-type = "voltage"; + + startup-delay-us = <100>; + + states = <1800000 0x1 + 2900000 0x0>; + + gpios = <&gpio0 5 GPIO_ACTIVE_HIGH>; + enable-gpio = <&gpio2 14 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-names = "default"; + pinctrl-0 = <&vmmci_default_mode>; + }; +}; + +&pinctrl { + vmmci { + vmmci_default_mode: vmmc_default { + /* VMMCI level-shifter enable */ + default_href520_cfg1 { + pins = "GPIO78_F4"; + ste,config = <&gpio_out_hi>; + }; + /* VMMCI level-shifter voltage select */ + default_href520_cfg2 { + pins = "GPIO5_AG6"; + ste,config = <&gpio_out_hi>; + }; }; }; }; |