| Message ID | 20250116203527.2102742-10-ninad@linux.ibm.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | DTS updates for system1 BMC | expand |
On 1/16/25 14:35, Ninad Palsule wrote: > - Mark following GPIO lines as input high: > - GPIOL4 (reset PCH registers) > - GPIOL5 (reset portition of intel ME) > - Mark isolate errors from cpu1 gpio (GPIOO6) as active low output. > - The fan controller reset line should be active high. Reviewed-by: Eddie James <eajames@linux.ibm.com> > > Signed-off-by: Ninad Palsule <ninad@linux.ibm.com> > --- > .../dts/aspeed/aspeed-bmc-ibm-system1.dts | 28 +++++++++++++++++++ > 1 file changed, 28 insertions(+) > > diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts > index 089a8315753a..9abbad07c751 100644 > --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts > +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts > @@ -383,6 +383,34 @@ &gpio0 { > /*X0-X7*/ "fpga-pgood","power-chassis-good","pch-pgood","","","","","", > /*Y0-Y7*/ "","","","","","","","", > /*Z0-Z7*/ "","","","","","","",""; > + > + pin-gpio-hog-0 { > + gpio-hog; > + gpios = <ASPEED_GPIO(L, 4) GPIO_ACTIVE_HIGH>; > + input; > + line-name = "RST_RTCRST_N"; > + }; > + > + pin-gpio-hog-1 { > + gpio-hog; > + gpios = <ASPEED_GPIO(L, 5) GPIO_ACTIVE_HIGH>; > + input; > + line-name = "RST_SRTCRST_N"; > + }; > + > + pin-gpio-hog-2 { > + gpio-hog; > + gpios = <ASPEED_GPIO(L, 6) GPIO_ACTIVE_HIGH>; > + output-high; > + line-name = "BMC_FAN_E3_SVC_PEX_INT_N"; > + }; > + > + pin-gpio-hog-3 { > + gpio-hog; > + gpios = <ASPEED_GPIO(O, 6) GPIO_ACTIVE_LOW>; > + output-low; > + line-name = "isolate_errs_cpu1"; > + }; > }; > > &emmc_controller {
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts index 089a8315753a..9abbad07c751 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts @@ -383,6 +383,34 @@ &gpio0 { /*X0-X7*/ "fpga-pgood","power-chassis-good","pch-pgood","","","","","", /*Y0-Y7*/ "","","","","","","","", /*Z0-Z7*/ "","","","","","","",""; + + pin-gpio-hog-0 { + gpio-hog; + gpios = <ASPEED_GPIO(L, 4) GPIO_ACTIVE_HIGH>; + input; + line-name = "RST_RTCRST_N"; + }; + + pin-gpio-hog-1 { + gpio-hog; + gpios = <ASPEED_GPIO(L, 5) GPIO_ACTIVE_HIGH>; + input; + line-name = "RST_SRTCRST_N"; + }; + + pin-gpio-hog-2 { + gpio-hog; + gpios = <ASPEED_GPIO(L, 6) GPIO_ACTIVE_HIGH>; + output-high; + line-name = "BMC_FAN_E3_SVC_PEX_INT_N"; + }; + + pin-gpio-hog-3 { + gpio-hog; + gpios = <ASPEED_GPIO(O, 6) GPIO_ACTIVE_LOW>; + output-low; + line-name = "isolate_errs_cpu1"; + }; }; &emmc_controller {
- Mark following GPIO lines as input high: - GPIOL4 (reset PCH registers) - GPIOL5 (reset portition of intel ME) - Mark isolate errors from cpu1 gpio (GPIOO6) as active low output. - The fan controller reset line should be active high. Signed-off-by: Ninad Palsule <ninad@linux.ibm.com> --- .../dts/aspeed/aspeed-bmc-ibm-system1.dts | 28 +++++++++++++++++++ 1 file changed, 28 insertions(+)