| Message ID | 20231212164004.1683589-5-ninad@linux.ibm.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Add device tree for IBM system1 BMC | expand |
On 12/12/2023 17:40, Ninad Palsule wrote: > This commit adds i2c devices and muxes. > > Tested: > This board is tested using the simics simulator. > > Signed-off-by: Ninad Palsule <ninad@linux.ibm.com> > --- > .../dts/aspeed/aspeed-bmc-ibm-system1.dts | 577 ++++++++++++++++++ > 1 file changed, 577 insertions(+) > Why do you split new submission into multiple chunks? The logical feature here is new board, so all your DTS patches adding new board should be in one patch. > 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 01291b407f59..0557bff9f36a 100644 > --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts > +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts > @@ -11,6 +11,65 @@ / { > model = "System1"; > compatible = "ibm,system1-bmc", "aspeed,ast2600"; > > + aliases { > + i2c16 = &i2c8mux1chn0; > + i2c17 = &i2c8mux1chn1; > + i2c18 = &i2c8mux1chn2; > + i2c19 = &i2c8mux1chn3; > + i2c20 = &i2c8mux1chn4; > + i2c21 = &i2c8mux1chn5; > + i2c22 = &i2c8mux1chn6; > + i2c23 = &i2c8mux1chn7; > + i2c24 = &i2c3mux0chn0; > + i2c25 = &i2c3mux0chn1; > + i2c26 = &i2c3mux0chn2; > + i2c27 = &i2c3mux0chn3; > + i2c28 = &i2c3mux0chn4; > + i2c29 = &i2c3mux0chn5; > + i2c30 = &i2c3mux0chn6; > + i2c31 = &i2c3mux0chn7; > + i2c32 = &i2c6mux0chn0; > + i2c33 = &i2c6mux0chn1; > + i2c34 = &i2c6mux0chn2; > + i2c35 = &i2c6mux0chn3; > + i2c36 = &i2c6mux0chn4; > + i2c37 = &i2c6mux0chn5; > + i2c38 = &i2c6mux0chn6; > + i2c39 = &i2c6mux0chn7; > + i2c40 = &i2c7mux0chn0; > + i2c41 = &i2c7mux0chn1; > + i2c42 = &i2c7mux0chn2; > + i2c43 = &i2c7mux0chn3; > + i2c44 = &i2c7mux0chn4; > + i2c45 = &i2c7mux0chn5; > + i2c46 = &i2c7mux0chn6; > + i2c47 = &i2c7mux0chn7; > + i2c48 = &i2c8mux0chn0; > + i2c49 = &i2c8mux0chn1; > + i2c50 = &i2c8mux0chn2; > + i2c51 = &i2c8mux0chn3; > + i2c52 = &i2c8mux0chn4; > + i2c53 = &i2c8mux0chn5; > + i2c54 = &i2c8mux0chn6; > + i2c55 = &i2c8mux0chn7; > + i2c56 = &i2c14mux0chn0; > + i2c57 = &i2c14mux0chn1; > + i2c58 = &i2c14mux0chn2; > + i2c59 = &i2c14mux0chn3; > + i2c60 = &i2c14mux0chn4; > + i2c61 = &i2c14mux0chn5; > + i2c62 = &i2c14mux0chn6; > + i2c63 = &i2c14mux0chn7; > + i2c64 = &i2c15mux0chn0; > + i2c65 = &i2c15mux0chn1; > + i2c66 = &i2c15mux0chn2; > + i2c67 = &i2c15mux0chn3; > + i2c68 = &i2c15mux0chn4; > + i2c69 = &i2c15mux0chn5; > + i2c70 = &i2c15mux0chn6; > + i2c71 = &i2c15mux0chn7; > + }; > + > chosen { > stdout-path = &uart5; > bootargs = "console=ttyS4,115200n8 earlycon"; > @@ -54,10 +113,12 @@ vga_memory: region@bf000000 { > reg = <0xbf000000 0x01000000>; /* 16M */ > }; > }; > + You need to clean your patchset... > }; > > &adc1 { > status = "okay"; > + Really. > aspeed,int-vref-microvolt = <2500000>; > pinctrl-names = "default"; > pinctrl-0 = <&pinctrl_adc8_default > @@ -186,3 +247,519 @@ &kcs3 { > aspeed,lpc-io-reg = <0xca2>; > aspeed,lpc-interrupts = <11 IRQ_TYPE_LEVEL_LOW>; > }; > + > +&i2c0 { > + status = "okay"; > +}; > + > +&i2c1 { > + status = "okay"; > +}; > + > +&i2c2 { > + status = "okay"; > +}; > + > +&i2c3 { > + status = "okay"; > + > + i2c-mux@70 { > + compatible = "nxp,pca9548"; > + reg = <0x70>; > + #address-cells = <1>; > + #size-cells = <0>; > + status = "okay"; Drop > + i2c-mux-idle-disconnect; > + > + i2c3mux0chn0: i2c@0 { > + #address-cells = <1>; > + #size-cells = <0>; > + reg = <0>; > + }; > + > + i2c3mux0chn1: i2c@1 { > + #address-cells = <1>; > + #size-cells = <0>; > + reg = <1>; > + }; > + > + i2c3mux0chn2: i2c@2 { > + #address-cells = <1>; > + #size-cells = <0>; > + reg = <2>; > + }; > + > + i2c3mux0chn3: i2c@3 { > + #address-cells = <1>; > + #size-cells = <0>; > + reg = <3>; > + }; > + > + i2c3mux0chn4: i2c@4 { > + #address-cells = <1>; > + #size-cells = <0>; > + reg = <4>; > + }; > + > + i2c3mux0chn5: i2c@5 { > + #address-cells = <1>; > + #size-cells = <0>; > + reg = <5>; > + }; > + > + i2c3mux0chn6: i2c@6 { > + #address-cells = <1>; > + #size-cells = <0>; > + reg = <6>; > + }; > + > + i2c3mux0chn7: i2c@7 { > + #address-cells = <1>; > + #size-cells = <0>; > + reg = <7>; > + }; > + }; > +}; > + > +&i2c4 { > + status = "okay"; > +}; > + > +&i2c5 { > + status = "okay"; > +}; > + > +&i2c6 { > + status = "okay"; > + > + i2c-mux@70 { > + compatible = "nxp,pca9548"; > + reg = <0x70>; > + #address-cells = <1>; > + #size-cells = <0>; > + status = "okay"; Drop Other places as well. Best regards, Krzysztof
Hello Krzysztof, On 12/12/23 14:21, Krzysztof Kozlowski wrote: > On 12/12/2023 17:40, Ninad Palsule wrote: >> This commit adds i2c devices and muxes. >> >> Tested: >> This board is tested using the simics simulator. >> >> Signed-off-by: Ninad Palsule <ninad@linux.ibm.com> >> --- >> .../dts/aspeed/aspeed-bmc-ibm-system1.dts | 577 ++++++++++++++++++ >> 1 file changed, 577 insertions(+) >> > Why do you split new submission into multiple chunks? The logical > feature here is new board, so all your DTS patches adding new board > should be in one patch. Oh,ok. I thought it might be easier to review but now I squashed them together. > >> 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 01291b407f59..0557bff9f36a 100644 >> --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts >> +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts >> @@ -11,6 +11,65 @@ / { >> model = "System1"; >> compatible = "ibm,system1-bmc", "aspeed,ast2600"; >> >> + aliases { >> + i2c16 = &i2c8mux1chn0; >> + i2c17 = &i2c8mux1chn1; >> + i2c18 = &i2c8mux1chn2; >> + i2c19 = &i2c8mux1chn3; >> + i2c20 = &i2c8mux1chn4; >> + i2c21 = &i2c8mux1chn5; >> + i2c22 = &i2c8mux1chn6; >> + i2c23 = &i2c8mux1chn7; >> + i2c24 = &i2c3mux0chn0; >> + i2c25 = &i2c3mux0chn1; >> + i2c26 = &i2c3mux0chn2; >> + i2c27 = &i2c3mux0chn3; >> + i2c28 = &i2c3mux0chn4; >> + i2c29 = &i2c3mux0chn5; >> + i2c30 = &i2c3mux0chn6; >> + i2c31 = &i2c3mux0chn7; >> + i2c32 = &i2c6mux0chn0; >> + i2c33 = &i2c6mux0chn1; >> + i2c34 = &i2c6mux0chn2; >> + i2c35 = &i2c6mux0chn3; >> + i2c36 = &i2c6mux0chn4; >> + i2c37 = &i2c6mux0chn5; >> + i2c38 = &i2c6mux0chn6; >> + i2c39 = &i2c6mux0chn7; >> + i2c40 = &i2c7mux0chn0; >> + i2c41 = &i2c7mux0chn1; >> + i2c42 = &i2c7mux0chn2; >> + i2c43 = &i2c7mux0chn3; >> + i2c44 = &i2c7mux0chn4; >> + i2c45 = &i2c7mux0chn5; >> + i2c46 = &i2c7mux0chn6; >> + i2c47 = &i2c7mux0chn7; >> + i2c48 = &i2c8mux0chn0; >> + i2c49 = &i2c8mux0chn1; >> + i2c50 = &i2c8mux0chn2; >> + i2c51 = &i2c8mux0chn3; >> + i2c52 = &i2c8mux0chn4; >> + i2c53 = &i2c8mux0chn5; >> + i2c54 = &i2c8mux0chn6; >> + i2c55 = &i2c8mux0chn7; >> + i2c56 = &i2c14mux0chn0; >> + i2c57 = &i2c14mux0chn1; >> + i2c58 = &i2c14mux0chn2; >> + i2c59 = &i2c14mux0chn3; >> + i2c60 = &i2c14mux0chn4; >> + i2c61 = &i2c14mux0chn5; >> + i2c62 = &i2c14mux0chn6; >> + i2c63 = &i2c14mux0chn7; >> + i2c64 = &i2c15mux0chn0; >> + i2c65 = &i2c15mux0chn1; >> + i2c66 = &i2c15mux0chn2; >> + i2c67 = &i2c15mux0chn3; >> + i2c68 = &i2c15mux0chn4; >> + i2c69 = &i2c15mux0chn5; >> + i2c70 = &i2c15mux0chn6; >> + i2c71 = &i2c15mux0chn7; >> + }; >> + >> chosen { >> stdout-path = &uart5; >> bootargs = "console=ttyS4,115200n8 earlycon"; >> @@ -54,10 +113,12 @@ vga_memory: region@bf000000 { >> reg = <0xbf000000 0x01000000>; /* 16M */ >> }; >> }; >> + > You need to clean your patchset... I made changes about the stdout-path, is that what you mean? > > >> }; >> >> &adc1 { >> status = "okay"; >> + > Really. I need to add "status = okay" otherwise its not instantiated. > >> aspeed,int-vref-microvolt = <2500000>; >> pinctrl-names = "default"; >> pinctrl-0 = <&pinctrl_adc8_default >> @@ -186,3 +247,519 @@ &kcs3 { >> aspeed,lpc-io-reg = <0xca2>; >> aspeed,lpc-interrupts = <11 IRQ_TYPE_LEVEL_LOW>; >> }; >> + >> +&i2c0 { >> + status = "okay"; >> +}; >> + >> +&i2c1 { >> + status = "okay"; >> +}; >> + >> +&i2c2 { >> + status = "okay"; >> +}; >> + >> +&i2c3 { >> + status = "okay"; >> + >> + i2c-mux@70 { >> + compatible = "nxp,pca9548"; >> + reg = <0x70>; >> + #address-cells = <1>; >> + #size-cells = <0>; >> + status = "okay"; > Drop Done. > >> + i2c-mux-idle-disconnect; >> + >> + i2c3mux0chn0: i2c@0 { >> + #address-cells = <1>; >> + #size-cells = <0>; >> + reg = <0>; >> + }; >> + >> + i2c3mux0chn1: i2c@1 { >> + #address-cells = <1>; >> + #size-cells = <0>; >> + reg = <1>; >> + }; >> + >> + i2c3mux0chn2: i2c@2 { >> + #address-cells = <1>; >> + #size-cells = <0>; >> + reg = <2>; >> + }; >> + >> + i2c3mux0chn3: i2c@3 { >> + #address-cells = <1>; >> + #size-cells = <0>; >> + reg = <3>; >> + }; >> + >> + i2c3mux0chn4: i2c@4 { >> + #address-cells = <1>; >> + #size-cells = <0>; >> + reg = <4>; >> + }; >> + >> + i2c3mux0chn5: i2c@5 { >> + #address-cells = <1>; >> + #size-cells = <0>; >> + reg = <5>; >> + }; >> + >> + i2c3mux0chn6: i2c@6 { >> + #address-cells = <1>; >> + #size-cells = <0>; >> + reg = <6>; >> + }; >> + >> + i2c3mux0chn7: i2c@7 { >> + #address-cells = <1>; >> + #size-cells = <0>; >> + reg = <7>; >> + }; >> + }; >> +}; >> + >> +&i2c4 { >> + status = "okay"; >> +}; >> + >> +&i2c5 { >> + status = "okay"; >> +}; >> + >> +&i2c6 { >> + status = "okay"; >> + >> + i2c-mux@70 { >> + compatible = "nxp,pca9548"; >> + reg = <0x70>; >> + #address-cells = <1>; >> + #size-cells = <0>; >> + status = "okay"; > Drop Done Thanks for the review. Regards, Ninad > > Other places as well. > > > Best regards, > Krzysztof >
On 14/12/2023 19:34, Ninad Palsule wrote: >>> chosen { >>> stdout-path = &uart5; >>> bootargs = "console=ttyS4,115200n8 earlycon"; >>> @@ -54,10 +113,12 @@ vga_memory: region@bf000000 { >>> reg = <0xbf000000 0x01000000>; /* 16M */ >>> }; >>> }; >>> + >> You need to clean your patchset... > I made changes about the stdout-path, is that what you mean? No, I meant you made irrelevant changes in this patch. >> >> >>> }; >>> >>> &adc1 { >>> status = "okay"; >>> + >> Really. > I need to add "status = okay" otherwise its not instantiated. That was about blank line. How is it related to this patch "Add i2c and muxes"? Best regards, Krzysztof
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 01291b407f59..0557bff9f36a 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts @@ -11,6 +11,65 @@ / { model = "System1"; compatible = "ibm,system1-bmc", "aspeed,ast2600"; + aliases { + i2c16 = &i2c8mux1chn0; + i2c17 = &i2c8mux1chn1; + i2c18 = &i2c8mux1chn2; + i2c19 = &i2c8mux1chn3; + i2c20 = &i2c8mux1chn4; + i2c21 = &i2c8mux1chn5; + i2c22 = &i2c8mux1chn6; + i2c23 = &i2c8mux1chn7; + i2c24 = &i2c3mux0chn0; + i2c25 = &i2c3mux0chn1; + i2c26 = &i2c3mux0chn2; + i2c27 = &i2c3mux0chn3; + i2c28 = &i2c3mux0chn4; + i2c29 = &i2c3mux0chn5; + i2c30 = &i2c3mux0chn6; + i2c31 = &i2c3mux0chn7; + i2c32 = &i2c6mux0chn0; + i2c33 = &i2c6mux0chn1; + i2c34 = &i2c6mux0chn2; + i2c35 = &i2c6mux0chn3; + i2c36 = &i2c6mux0chn4; + i2c37 = &i2c6mux0chn5; + i2c38 = &i2c6mux0chn6; + i2c39 = &i2c6mux0chn7; + i2c40 = &i2c7mux0chn0; + i2c41 = &i2c7mux0chn1; + i2c42 = &i2c7mux0chn2; + i2c43 = &i2c7mux0chn3; + i2c44 = &i2c7mux0chn4; + i2c45 = &i2c7mux0chn5; + i2c46 = &i2c7mux0chn6; + i2c47 = &i2c7mux0chn7; + i2c48 = &i2c8mux0chn0; + i2c49 = &i2c8mux0chn1; + i2c50 = &i2c8mux0chn2; + i2c51 = &i2c8mux0chn3; + i2c52 = &i2c8mux0chn4; + i2c53 = &i2c8mux0chn5; + i2c54 = &i2c8mux0chn6; + i2c55 = &i2c8mux0chn7; + i2c56 = &i2c14mux0chn0; + i2c57 = &i2c14mux0chn1; + i2c58 = &i2c14mux0chn2; + i2c59 = &i2c14mux0chn3; + i2c60 = &i2c14mux0chn4; + i2c61 = &i2c14mux0chn5; + i2c62 = &i2c14mux0chn6; + i2c63 = &i2c14mux0chn7; + i2c64 = &i2c15mux0chn0; + i2c65 = &i2c15mux0chn1; + i2c66 = &i2c15mux0chn2; + i2c67 = &i2c15mux0chn3; + i2c68 = &i2c15mux0chn4; + i2c69 = &i2c15mux0chn5; + i2c70 = &i2c15mux0chn6; + i2c71 = &i2c15mux0chn7; + }; + chosen { stdout-path = &uart5; bootargs = "console=ttyS4,115200n8 earlycon"; @@ -54,10 +113,12 @@ vga_memory: region@bf000000 { reg = <0xbf000000 0x01000000>; /* 16M */ }; }; + }; &adc1 { status = "okay"; + aspeed,int-vref-microvolt = <2500000>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_adc8_default @@ -186,3 +247,519 @@ &kcs3 { aspeed,lpc-io-reg = <0xca2>; aspeed,lpc-interrupts = <11 IRQ_TYPE_LEVEL_LOW>; }; + +&i2c0 { + status = "okay"; +}; + +&i2c1 { + status = "okay"; +}; + +&i2c2 { + status = "okay"; +}; + +&i2c3 { + status = "okay"; + + i2c-mux@70 { + compatible = "nxp,pca9548"; + reg = <0x70>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + i2c-mux-idle-disconnect; + + i2c3mux0chn0: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + }; + + i2c3mux0chn1: i2c@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + }; + + i2c3mux0chn2: i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <2>; + }; + + i2c3mux0chn3: i2c@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <3>; + }; + + i2c3mux0chn4: i2c@4 { + #address-cells = <1>; + #size-cells = <0>; + reg = <4>; + }; + + i2c3mux0chn5: i2c@5 { + #address-cells = <1>; + #size-cells = <0>; + reg = <5>; + }; + + i2c3mux0chn6: i2c@6 { + #address-cells = <1>; + #size-cells = <0>; + reg = <6>; + }; + + i2c3mux0chn7: i2c@7 { + #address-cells = <1>; + #size-cells = <0>; + reg = <7>; + }; + }; +}; + +&i2c4 { + status = "okay"; +}; + +&i2c5 { + status = "okay"; +}; + +&i2c6 { + status = "okay"; + + i2c-mux@70 { + compatible = "nxp,pca9548"; + reg = <0x70>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + i2c-mux-idle-disconnect; + + i2c6mux0chn0: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + }; + + i2c6mux0chn1: i2c@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + }; + + i2c6mux0chn2: i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <2>; + }; + + i2c6mux0chn3: i2c@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <3>; + }; + + i2c6mux0chn4: i2c@4 { + #address-cells = <1>; + #size-cells = <0>; + reg = <4>; + }; + + i2c6mux0chn5: i2c@5 { + #address-cells = <1>; + #size-cells = <0>; + reg = <5>; + }; + + i2c6mux0chn6: i2c@6 { + #address-cells = <1>; + #size-cells = <0>; + reg = <6>; + }; + + i2c6mux0chn7: i2c@7 { + #address-cells = <1>; + #size-cells = <0>; + reg = <7>; + }; + }; +}; + +&i2c7 { + status = "okay"; + + i2c-mux@70 { + compatible = "nxp,pca9548"; + reg = <0x70>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + i2c-mux-idle-disconnect; + + i2c7mux0chn0: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + }; + + i2c7mux0chn1: i2c@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + }; + + i2c7mux0chn2: i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <2>; + }; + + i2c7mux0chn3: i2c@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <3>; + }; + + i2c7mux0chn4: i2c@4 { + #address-cells = <1>; + #size-cells = <0>; + reg = <4>; + }; + + i2c7mux0chn5: i2c@5 { + #address-cells = <1>; + #size-cells = <0>; + reg = <5>; + }; + + i2c7mux0chn6: i2c@6 { + #address-cells = <1>; + #size-cells = <0>; + reg = <6>; + }; + + i2c7mux0chn7: i2c@7 { + #address-cells = <1>; + #size-cells = <0>; + reg = <7>; + }; + }; +}; + +&i2c8 { + status = "okay"; + + i2c-mux@71 { + compatible = "nxp,pca9548"; + reg = <0x71>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + i2c-mux-idle-disconnect; + + i2c8mux0chn0: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + }; + + i2c8mux0chn1: i2c@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + }; + + i2c8mux0chn2: i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <2>; + }; + + i2c8mux0chn3: i2c@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <3>; + }; + + i2c8mux0chn4: i2c@4 { + #address-cells = <1>; + #size-cells = <0>; + reg = <4>; + + i2c-mux@70 { + compatible = "nxp,pca9548"; + reg = <0x70>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + i2c-mux-idle-disconnect; + + i2c8mux1chn0: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + }; + + i2c8mux1chn1: i2c@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + }; + + i2c8mux1chn2: i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <2>; + }; + + i2c8mux1chn3: i2c@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <3>; + }; + + i2c8mux1chn4: i2c@4 { + #address-cells = <1>; + #size-cells = <0>; + reg = <4>; + }; + + i2c8mux1chn5: i2c@5 { + #address-cells = <1>; + #size-cells = <0>; + reg = <5>; + }; + + i2c8mux1chn6: i2c@6 { + #address-cells = <1>; + #size-cells = <0>; + reg = <6>; + }; + + i2c8mux1chn7: i2c@7 { + #address-cells = <1>; + #size-cells = <0>; + reg = <7>; + }; + }; + }; + + i2c8mux0chn5: i2c@5 { + #address-cells = <1>; + #size-cells = <0>; + reg = <5>; + }; + + i2c8mux0chn6: i2c@6 { + #address-cells = <1>; + #size-cells = <0>; + reg = <6>; + }; + + i2c8mux0chn7: i2c@7 { + #address-cells = <1>; + #size-cells = <0>; + reg = <7>; + }; + }; +}; + +&i2c9 { + status = "okay"; +}; + +&i2c11 { + status = "okay"; +}; + +&i2c12 { + status = "okay"; +}; + +&i2c13 { + status = "okay"; +}; + +&i2c14 { + status = "okay"; + + i2c-mux@70 { + compatible = "nxp,pca9548"; + reg = <0x70>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + i2c-mux-idle-disconnect; + + i2c14mux0chn0: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + }; + + i2c14mux0chn1: i2c@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + }; + + i2c14mux0chn2: i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <2>; + }; + + i2c14mux0chn3: i2c@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <3>; + }; + + i2c14mux0chn4: i2c@4 { + #address-cells = <1>; + #size-cells = <0>; + reg = <4>; + }; + + i2c14mux0chn5: i2c@5 { + #address-cells = <1>; + #size-cells = <0>; + reg = <5>; + }; + + i2c14mux0chn6: i2c@6 { + #address-cells = <1>; + #size-cells = <0>; + reg = <6>; + }; + + i2c14mux0chn7: i2c@7 { + #address-cells = <1>; + #size-cells = <0>; + reg = <7>; + }; + }; +}; + +&i2c15 { + status = "okay"; + + i2c-mux@71 { + compatible = "nxp,pca9548"; + reg = <0x71>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + i2c-mux-idle-disconnect; + + i2c15mux0chn0: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + }; + + i2c15mux0chn1: i2c@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + }; + + i2c15mux0chn2: i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <2>; + }; + + i2c15mux0chn3: i2c@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <3>; + }; + + i2c15mux0chn4: i2c@4 { + #address-cells = <1>; + #size-cells = <0>; + reg = <4>; + + i2c-mux@70 { + compatible = "nxp,pca9548"; + reg = <0x70>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + i2c-mux-idle-disconnect; + + i2c15mux1chn0: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + }; + + i2c15mux1chn1: i2c@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + }; + + i2c15mux1chn2: i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <2>; + }; + + i2c15mux1chn3: i2c@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <3>; + }; + + i2c15mux1chn4: i2c@4 { + #address-cells = <1>; + #size-cells = <0>; + reg = <4>; + }; + + i2c15mux1chn5: i2c@5 { + #address-cells = <1>; + #size-cells = <0>; + reg = <5>; + }; + + i2c15mux1chn6: i2c@6 { + #address-cells = <1>; + #size-cells = <0>; + reg = <6>; + }; + + i2c15mux1chn7: i2c@7 { + #address-cells = <1>; + #size-cells = <0>; + reg = <7>; + }; + }; + }; + + i2c15mux0chn5: i2c@5 { + #address-cells = <1>; + #size-cells = <0>; + reg = <5>; + }; + + i2c15mux0chn6: i2c@6 { + #address-cells = <1>; + #size-cells = <0>; + reg = <6>; + }; + + i2c15mux0chn7: i2c@7 { + #address-cells = <1>; + #size-cells = <0>; + reg = <7>; + }; + }; +};
This commit adds i2c devices and muxes. Tested: This board is tested using the simics simulator. Signed-off-by: Ninad Palsule <ninad@linux.ibm.com> --- .../dts/aspeed/aspeed-bmc-ibm-system1.dts | 577 ++++++++++++++++++ 1 file changed, 577 insertions(+)