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| author | Linus Walleij <linus.walleij@linaro.org> | 2020-12-19 23:31:55 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2021-01-13 15:12:20 +0300 |
| commit | 5282da459a97640ad2d12029665fa8c0a09d72a2 (patch) | |
| tree | a49ee27134d1f32bda25adf51d69d135a324522f /arch/arm/boot/dts/ste-hrefv60plus-stuib.dts | |
| parent | ace79dd1b0d99a3789809d94a00d230d76f61c57 (diff) | |
| download | linux-5282da459a97640ad2d12029665fa8c0a09d72a2.tar.xz | |
ARM: dts: ux500: Push VMMCI down to each tree
The setting of VMMCI differs so much between different
boards that we need to handle it on a per-board basis
rather that complicating things by overriding stuff from
the included DTSI:s. Push it down into top-level tree
instead.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'arch/arm/boot/dts/ste-hrefv60plus-stuib.dts')
| -rw-r--r-- | arch/arm/boot/dts/ste-hrefv60plus-stuib.dts | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/ste-hrefv60plus-stuib.dts b/arch/arm/boot/dts/ste-hrefv60plus-stuib.dts index 1316886e6bcb..52c56ed17ae6 100644 --- a/arch/arm/boot/dts/ste-hrefv60plus-stuib.dts +++ b/arch/arm/boot/dts/ste-hrefv60plus-stuib.dts @@ -14,6 +14,28 @@ model = "ST-Ericsson HREF (v60+) and ST UIB"; compatible = "st-ericsson,hrefv60+", "st-ericsson,u8500"; + /* 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 = <&gpio5 9 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-names = "default"; + pinctrl-0 = <&vmmci_default_mode>; + }; + soc { /* Reset line for the BU21013 touchscreen */ i2c@80110000 { @@ -33,3 +55,20 @@ }; }; }; + +&pinctrl { + vmmci { + vmmci_default_mode: vmmc_default { + /* VMMCI level-shifter enable */ + default_hrefv60_cfg2 { + pins = "GPIO169_D22"; + ste,config = <&gpio_out_hi>; + }; + /* VMMCI level-shifter voltage select */ + default_hrefv60_cfg3 { + pins = "GPIO5_AG6"; + ste,config = <&gpio_out_hi>; + }; + }; + }; +}; |