diff options
| author | Russell King <rmk+kernel@armlinux.org.uk> | 2017-07-08 20:16:50 +0100 |
|---|---|---|
| committer | Gregory CLEMENT <gregory.clement@free-electrons.com> | 2017-08-02 16:07:38 +0200 |
| commit | 8a91e1580b98f046a0a792fb20f43dda53955535 (patch) | |
| tree | 716bcafc857ff7f913b77f4641632c41abc7045f /arch/arm64/boot/dts/marvell | |
| parent | 45df70cbd1493b2c57c3397d625050331d1e4daf (diff) | |
arm64: dts: marvell: mcbin: add support for i2c mux
The MACCHIATOBin board has a PCA9548 I2C mux for the SFP ports on
CP100 master I2C bus 1. Add the DT description for it.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Diffstat (limited to 'arch/arm64/boot/dts/marvell')
| -rw-r--r-- | arch/arm64/boot/dts/marvell/armada-8040-mcbin.dts | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/marvell/armada-8040-mcbin.dts b/arch/arm64/boot/dts/marvell/armada-8040-mcbin.dts index da13ab2103aa..77f62e2ebfa4 100644 --- a/arch/arm64/boot/dts/marvell/armada-8040-mcbin.dts +++ b/arch/arm64/boot/dts/marvell/armada-8040-mcbin.dts @@ -121,6 +121,36 @@ status = "okay"; }; +&cpm_i2c1 { + clock-frequency = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&cpm_i2c1_pins>; + status = "okay"; + + i2c-switch@70 { + compatible = "nxp,pca9548"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x70>; + + sfpp0_i2c: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + }; + sfpp1_i2c: i2c@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + }; + sfp_1g_i2c: i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <2>; + }; + }; +}; + &cpm_mdio { pinctrl-names = "default"; pinctrl-0 = <&cpm_ge_mdio_pins>; @@ -136,6 +166,10 @@ marvell,pins = "mpp32", "mpp34"; marvell,function = "ge"; }; + cpm_i2c1_pins: i2c1-pins { + marvell,pins = "mpp35", "mpp36"; + marvell,function = "i2c1"; + }; cpm_i2c0_pins: i2c0-pins { marvell,pins = "mpp37", "mpp38"; marvell,function = "i2c0"; |