| Message ID | 20230321065447.6997-1-vaishnav.a@ti.com (mailing list archive) |
|---|---|
| Headers | show |
| Series | arm64: dts: ti: j7: Add device-tree nodes for MCSPI | expand |
On 3/21/2023 12:24 PM, Vaishnav Achath wrote: > This series adds device tree nodes for Multi Channel Serial Peripheral > Interface (MCSPI) on J721E, J7200, J721S2 and J784S4 platforms. All the > MCSPI instances are disabled by default and can be enabled through overlays > as required, the changes were tested using spidev loopback test for all > instances and the data verified only for main_spi4 which is connected > internally as slave to mcu_spi2 for all existing J7 devices. > > V1->V2: > * Address Nishanth's feedback, combine main, mcu domain > MCSPI node addition changes to single commit per SoC. Vaishnav, As per TRM "MCSPI4 is directly connected as a slave to MCU_MCSPI2 by default at power-up. MCSPI4 and MCU_MCSPI2 are not pinned out externally". The above is applicable to J721e/J7200. Similar mapping might be existing for j721s2 & j784s4 as well. Add this information in the commit log. Other than that For the series: Reviewed-by: Keerthy <j-keerthy@ti.com> Regards, Keerthy > > Vaishnav Achath (4): > arm64: dts: ti: k3-j721e: Add MCSPI nodes > arm64: dts: ti: k3-j7200: Add MCSPI nodes > arm64: dts: ti: k3-j721s2: Add MCSPI nodes > arm64: dts: ti: k3-j784s4: Add MCSPI nodes > > arch/arm64/boot/dts/ti/k3-j7200-main.dtsi | 88 +++++++++++++++++++ > .../boot/dts/ti/k3-j7200-mcu-wakeup.dtsi | 33 +++++++ > arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 88 +++++++++++++++++++ > .../boot/dts/ti/k3-j721e-mcu-wakeup.dtsi | 33 +++++++ > arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 88 +++++++++++++++++++ > .../boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi | 33 +++++++ > arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi | 88 +++++++++++++++++++ > .../boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi | 33 +++++++ > 8 files changed, 484 insertions(+) >