On Thu, Apr 25, 2024 at 09:51:26AM -0500, Rob Herring wrote: > > On Thu, 25 Apr 2024 10:21:31 +0200, Thomas Bonnefille wrote: > > This adds I2C support in the device tree of the T-Head TH1520 RISCV-SoC > > and a default configuration for the BeagleV-Ahead. It appears that the > > TH1520 I2C is already supported in the upstream kernel through the > > Synopsis Designware I2C adapter driver. > > As there is no clock driver for this board as of today, this patch > > series uses a fixed-clock named i2c_ic_clk. > > There is also no pinctrl driver yet so pinmux must be handled manually > > for now. > > It also fixes the order of the nodes in the device tree to comply with > > device-tree coding-style. > > > > Thomas Bonnefille (4): > > dt-bindings: i2c: dw: Document compatible thead,th1520-i2c > > riscv: boot: dts: thead: Fix node ordering in TH1520 device tree > > riscv: dts: thead: Add TH1520 I2C nodes > > riscv: dts: thead: Enable I2C on the BeagleV-Ahead > > > > .../bindings/i2c/snps,designware-i2c.yaml | 12 ++ > > .../boot/dts/thead/th1520-beaglev-ahead.dts | 22 ++++ > > arch/riscv/boot/dts/thead/th1520.dtsi | 120 ++++++++++++++---- > > 3 files changed, 127 insertions(+), 27 deletions(-) > > > > -- > > 2.44.0 > > > > > > > > > My bot found new DTB warnings on the .dts files added or changed in this > series. > > Some warnings may be from an existing SoC .dtsi. Or perhaps the warnings > are fixed by another series. Ultimately, it is up to the platform > maintainer whether these warnings are acceptable or not. No need to reply > unless the platform maintainer has comments. > > If you already ran DT checks and didn't see these error(s), then > make sure dt-schema is up to date: > > pip3 install dtschema --upgrade > > > New warnings running 'make CHECK_DTBS=y thead/th1520-beaglev-ahead.dtb' for 20240425082138.374445-1-thomas.bonnefille@xxxxxxxxxxx: > > arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dtb: i2c-clock: clock-frequency:0:0: 50000000 is greater than the maximum of 5000000 The bot is not freaking out here, 50 MHz is indeed more than 5 MHz :)
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