diff options
| author | Gregory CLEMENT <gregory.clement@free-electrons.com> | 2017-02-22 18:31:45 +0100 |
|---|---|---|
| committer | Gregory CLEMENT <gregory.clement@free-electrons.com> | 2017-03-08 10:17:08 +0100 |
| commit | a844a652e7f2b6e44b5e69c6874c8e2ad2d2f5e6 (patch) | |
| tree | 82dacabc4fe53cbf2c9bfc9c5e96cbe0724ff6cf /arch/arm64/boot/dts/marvell/armada-3720-db.dts | |
| parent | 0ddd48de1e844ec5e0f3e3cc8622d85e00edbe35 (diff) | |
ARM64: dts: marvell: armada-3720-db: add gpio expander
A gpio expander is present on the i2c bus on the Armada 3720 DB board. This
patch add it to the device tree.
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Diffstat (limited to 'arch/arm64/boot/dts/marvell/armada-3720-db.dts')
| -rw-r--r-- | arch/arm64/boot/dts/marvell/armada-3720-db.dts | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/marvell/armada-3720-db.dts b/arch/arm64/boot/dts/marvell/armada-3720-db.dts index 86602c907a61..864936acc316 100644 --- a/arch/arm64/boot/dts/marvell/armada-3720-db.dts +++ b/arch/arm64/boot/dts/marvell/armada-3720-db.dts @@ -64,6 +64,24 @@ &i2c0 { status = "okay"; + + gpio_exp: pca9555@22 { + compatible = "nxp,pca9555"; + gpio-controller; + #gpio-cells = <2>; + + reg = <0x22>; + /* + * IO0_0: PWR_EN_USB2 IO1_0: PWR_EN_VTT + * IO0_1: PWR_EN_USB23 IO1_1: MPCIE_WDISABLE + * IO0_2: PWR_EN_SATA IO1_2: RGMII_DEV_RSTN + * IO0_3: PWR_EN_PCIE IO1_3: SGMII_DEV_RSTN + * IO0_4: PWR_EN_SD + * IO0_5: PWR_EN_EMMC + * IO0_6: PWR_EN_RGMII IO1_6: SATA_USB3.0_SEL + * IO0_7: PWR_EN_SGMII IO1_7: PWR_MCI_PS + */ + }; }; /* CON3 */ |