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| author | Andrew Halaney <ahalaney@redhat.com> | 2023-01-30 18:48:23 +0300 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2023-02-09 03:02:17 +0300 |
| commit | f1d6f9d227a0fe887d6a5cc7773425b267e4deff (patch) | |
| tree | b82786b77c21d468a89edba0ae5702f257e2b3be | |
| parent | f187e989305a2d57dc0f750ebb63959151b66924 (diff) | |
| download | linux-f1d6f9d227a0fe887d6a5cc7773425b267e4deff.tar.xz | |
arm64: dts: qcom: sa8540p-ride: Document i2c busses
It isn't obvious in the current devicetree what is connected. Go ahead
and document what's on the other end.
Signed-off-by: Andrew Halaney <ahalaney@redhat.com>
Reviewed-by: Eric Chanudet <echanude@redhat.com>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230130154823.117542-2-ahalaney@redhat.com
| -rw-r--r-- | arch/arm64/boot/dts/qcom/sa8540p-ride.dts | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/sa8540p-ride.dts b/arch/arm64/boot/dts/qcom/sa8540p-ride.dts index cb9fbdeb5a9e..3ccb5ffdb3ca 100644 --- a/arch/arm64/boot/dts/qcom/sa8540p-ride.dts +++ b/arch/arm64/boot/dts/qcom/sa8540p-ride.dts @@ -317,6 +317,7 @@ &tlmm { i2c0_default: i2c0-default-state { + /* To USB7002T-I/KDXVA0 USB hub (SIP1 only) */ pins = "gpio135", "gpio136"; function = "qup0"; drive-strength = <2>; @@ -324,6 +325,7 @@ }; i2c1_default: i2c1-default-state { + /* To PM40028B-F3EI PCIe switch */ pins = "gpio158", "gpio159"; function = "qup1"; drive-strength = <2>; @@ -331,6 +333,7 @@ }; i2c12_default: i2c12-default-state { + /* To Maxim max20411 */ pins = "gpio0", "gpio1"; function = "qup12"; drive-strength = <2>; @@ -338,6 +341,7 @@ }; i2c15_default: i2c15-default-state { + /* To display connector (SIP1 only) */ pins = "gpio36", "gpio37"; function = "qup15"; drive-strength = <2>; @@ -345,6 +349,7 @@ }; i2c18_default: i2c18-default-state { + /* To ASM330LHH IMU (SIP1 only) */ pins = "gpio66", "gpio67"; function = "qup18"; drive-strength = <2>; |