From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eddie James Date: Mon, 29 Mar 2021 10:00:11 -0500 Subject: [PATCH 13/22] ARM: dts: Aspeed: Everest: Add max31785 fan controller device In-Reply-To: <20210329150020.13632-1-eajames@linux.ibm.com> References: <20210329150020.13632-1-eajames@linux.ibm.com> Message-ID: <20210329150020.13632-14-eajames@linux.ibm.com> List-Id: To: linux-aspeed@lists.ozlabs.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit From: Matthew Barth Add the max31785 configuration at address 0x52 on i2c14 behind mux0 channel 3. Signed-off-by: Matthew Barth Signed-off-by: Eddie James --- arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts | 71 ++++++++++++++++++-- 1 file changed, 67 insertions(+), 4 deletions(-) diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts index ab7be4d511a5..cc45608b0cbc 100644 --- a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts +++ b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts @@ -59,10 +59,11 @@ aliases { i2c27 = &i2c14mux0chn0; i2c28 = &i2c14mux0chn1; i2c29 = &i2c14mux0chn2; - i2c30 = &i2c14mux1chn0; - i2c31 = &i2c14mux1chn1; - i2c32 = &i2c14mux1chn2; - i2c33 = &i2c14mux1chn3; + i2c30 = &i2c14mux0chn3; + i2c31 = &i2c14mux1chn0; + i2c32 = &i2c14mux1chn1; + i2c33 = &i2c14mux1chn2; + i2c34 = &i2c14mux1chn3; serial4 = &uart5; @@ -457,6 +458,68 @@ eeprom at 50 { reg = <0x50>; }; }; + + i2c14mux0chn3: i2c at 3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <3>; + max31785 at 52 { + compatible = "maxim,max31785a"; + reg = <0x52>; + + fan at 0 { + compatible = "pmbus-fan"; + reg = <0>; + tach-pulses = <2>; + maxim,fan-rotor-input = "tach"; + maxim,fan-pwm-freq = <25000>; + maxim,fan-dual-tach; + maxim,fan-no-watchdog; + maxim,fan-no-fault-ramp; + maxim,fan-ramp = <2>; + maxim,fan-fault-pin-mon; + }; + + fan at 1 { + compatible = "pmbus-fan"; + reg = <1>; + tach-pulses = <2>; + maxim,fan-rotor-input = "tach"; + maxim,fan-pwm-freq = <25000>; + maxim,fan-dual-tach; + maxim,fan-no-watchdog; + maxim,fan-no-fault-ramp; + maxim,fan-ramp = <2>; + maxim,fan-fault-pin-mon; + }; + + fan at 2 { + compatible = "pmbus-fan"; + reg = <2>; + tach-pulses = <2>; + maxim,fan-rotor-input = "tach"; + maxim,fan-pwm-freq = <25000>; + maxim,fan-dual-tach; + maxim,fan-no-watchdog; + maxim,fan-no-fault-ramp; + maxim,fan-ramp = <2>; + maxim,fan-fault-pin-mon; + }; + + fan at 3 { + compatible = "pmbus-fan"; + reg = <3>; + tach-pulses = <2>; + maxim,fan-rotor-input = "tach"; + maxim,fan-pwm-freq = <25000>; + maxim,fan-dual-tach; + maxim,fan-no-watchdog; + maxim,fan-no-fault-ramp; + maxim,fan-ramp = <2>; + maxim,fan-fault-pin-mon; + }; + }; + }; }; i2c-switch at 71 { -- 2.27.0