diff options
author | Patrick Delaunay | 2019-04-12 14:38:28 +0200 |
---|---|---|
committer | Patrick Delaunay | 2019-04-12 16:09:13 +0200 |
commit | 1258e4667a1d3db067158091828b64babf13d069 (patch) | |
tree | 72ab48ee528b3f1f076839a18a068bef086ba489 | |
parent | 8b4afe8070ebc0aed60210c16449385e34481e1b (diff) |
ARM: dts: Add STMFX gpio expander support for stm32mp157c-ev1
Adds alias to set the pincontrol seq id.
For STMFX gpio expander, force sequence number after
the last bank (GPIOZ) to avoid conflict between STM32MP and STMFX
gpio bank sequence number.
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
-rw-r--r-- | arch/arm/dts/stm32mp157-u-boot.dtsi | 2 | ||||
-rw-r--r-- | arch/arm/dts/stm32mp157c-ev1-u-boot.dtsi | 2 | ||||
-rw-r--r-- | arch/arm/dts/stm32mp157c-ev1.dts | 18 |
3 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/dts/stm32mp157-u-boot.dtsi b/arch/arm/dts/stm32mp157-u-boot.dtsi index 2594702c926..ab6f673ea24 100644 --- a/arch/arm/dts/stm32mp157-u-boot.dtsi +++ b/arch/arm/dts/stm32mp157-u-boot.dtsi @@ -17,6 +17,8 @@ gpio9 = &gpioj; gpio10 = &gpiok; gpio25 = &gpioz; + pinctrl0 = &pinctrl; + pinctrl1 = &pinctrl_z; }; config { diff --git a/arch/arm/dts/stm32mp157c-ev1-u-boot.dtsi b/arch/arm/dts/stm32mp157c-ev1-u-boot.dtsi index be3b1526288..6a18d032ae5 100644 --- a/arch/arm/dts/stm32mp157c-ev1-u-boot.dtsi +++ b/arch/arm/dts/stm32mp157c-ev1-u-boot.dtsi @@ -7,8 +7,10 @@ / { aliases { + gpio26 = &stmfx_pinctrl; i2c1 = &i2c2; i2c4 = &i2c5; + pinctrl2 = &stmfx_pinctrl; spi0 = &qspi; }; }; diff --git a/arch/arm/dts/stm32mp157c-ev1.dts b/arch/arm/dts/stm32mp157c-ev1.dts index e114c9b628b..a6ee37924fe 100644 --- a/arch/arm/dts/stm32mp157c-ev1.dts +++ b/arch/arm/dts/stm32mp157c-ev1.dts @@ -98,6 +98,24 @@ i2c-scl-rising-time-ns = <185>; i2c-scl-falling-time-ns = <20>; status = "okay"; + + stmfx: stmfx@42 { + compatible = "st,stmfx-0300"; + reg = <0x42>; + interrupts = <8 IRQ_TYPE_EDGE_RISING>; + interrupt-parent = <&gpioi>; + vdd-supply = <&v3v3>; + + stmfx_pinctrl: stmfx-pin-controller { + compatible = "st,stmfx-0300-pinctrl"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-ranges = <&stmfx_pinctrl 0 0 24>; + status = "disabled"; + }; + }; }; &i2c5 { |