On Tue, Apr 5, 2022 at 3:14 PM Tim Harvey <thar...@gateworks.com> wrote: > > On Mon, Apr 4, 2022 at 7:25 AM Marek Vasut <ma...@denx.de> wrote: > > > > On 4/4/22 16:15, Adam Ford wrote: > > > On Mon, Apr 4, 2022 at 8:01 AM Marek Vasut <ma...@denx.de> wrote: > > >> > > >> On 4/4/22 14:51, Adam Ford wrote: > > >>> On Wed, Mar 30, 2022 at 10:04 PM Marek Vasut <ma...@denx.de> wrote: > > >>>> > > >>>> This driver is the only SMCCC dependency in iMX8M U-Boot port. Rework > > >>>> the driver based on Linux GPCv2 driver to directly control the GPCv2 > > >>>> block instead of using SMCCC calls. This way, U-Boot can operate the > > >>>> i.MX8M power domains without depending on anything else. > > >>>> > > >>>> This is losely based on Linux GPCv2 driver. The GPU, VPU, MIPI power > > >>>> domains are not supported to save space, since they are not useful in > > >>>> the bootloader. The only domains kept are ones for HSIO, PCIe, USB. > > >>> > > >>> I thought there were people who were using video in U-Boot, but maybe > > >>> I am wrong. > > >> > > >> There are no video drivers for MX8M in U-Boot, it's all USB and maybe > > >> sometimes in the future PCIe. > > > > > > Oh good. > > > > > > I'll try to test it on an imx8mq when I get some time. > > > > The entire stack of patches is at: > > > > https://source.denx.de/u-boot/custodians/u-boot-usb/-/commits/imx-8mp > > For the series: > > Tested-By: Tim Harvey <thar...@gateworks.com> #imx8mp-venice-defconfig > > This was tested on an IMX8MP board that I'm bringing up > (imx8mp-venice-defconfig) but have not yet submitted. >
There needs to be a subsequent patch because the 8MQ clocks and CCF stuff don't appear to be enabled by default, but Kconfig looks like it should. Once I have figured it out, I'll send a subsequent patch to address that. For the series: Tested-by: Adam Ford <aford...@gmail.com> #imx8mq-evk adam > Best Regards, > > Tim
