| Message ID | 20230906-topic-rb1_features_sans_icc-v1-1-e92ce6fbde16@linaro.org |
|---|---|
| State | Accepted |
| Commit | 973c015facabcbd320063648010942c51992c1a1 |
| Headers | show |
| Series | RB1 features | expand |
On 06/09/2023 12:24, Konrad Dybcio wrote: > Newer RB1 board revisions have a debug UART on QUP0. Sadly, it looks Nit: I think this is '.. revisions should have...'. Because I was told that the board I got is the final design / production. > like even when ordering one in retail, customers receive prototype > boards with "Enginering Sample" written on them. > > Use QUP4 for UART to make all known RB1 boards boot. > > Fixes: e18771961336 ("arm64: dts: qcom: Add initial QTI RB1 device tree") > Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> Reported-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> > --- > arch/arm64/boot/dts/qcom/qrb2210-rb1.dts | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts b/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts > index eadba066972e..5cda5b761455 100644 > --- a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts > +++ b/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts > @@ -13,7 +13,7 @@ / { > compatible = "qcom,qrb2210-rb1", "qcom,qrb2210", "qcom,qcm2290"; > > aliases { > - serial0 = &uart0; > + serial0 = &uart4; > sdhc1 = &sdhc_1; > sdhc2 = &sdhc_2; > }; > @@ -357,7 +357,7 @@ key_volp_n: key-volp-n-state { > }; > > /* UART connected to the Micro-USB port via a FTDI chip */ > -&uart0 { > +&uart4 { > compatible = "qcom,geni-debug-uart"; > status = "okay"; > }; >
diff --git a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts b/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts index eadba066972e..5cda5b761455 100644 --- a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts +++ b/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts @@ -13,7 +13,7 @@ / { compatible = "qcom,qrb2210-rb1", "qcom,qrb2210", "qcom,qcm2290"; aliases { - serial0 = &uart0; + serial0 = &uart4; sdhc1 = &sdhc_1; sdhc2 = &sdhc_2; }; @@ -357,7 +357,7 @@ key_volp_n: key-volp-n-state { }; /* UART connected to the Micro-USB port via a FTDI chip */ -&uart0 { +&uart4 { compatible = "qcom,geni-debug-uart"; status = "okay"; };
Newer RB1 board revisions have a debug UART on QUP0. Sadly, it looks like even when ordering one in retail, customers receive prototype boards with "Enginering Sample" written on them. Use QUP4 for UART to make all known RB1 boards boot. Fixes: e18771961336 ("arm64: dts: qcom: Add initial QTI RB1 device tree") Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> --- arch/arm64/boot/dts/qcom/qrb2210-rb1.dts | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)