On Fri, May 3, 2024 at 2:00 AM Heinrich Schuchardt <heinrich.schucha...@canonical.com> wrote: > > We already support the VisionFive 2 and the Milk-V Mars board by > patching the VisionFive 2 device tree. With this patch the same > is done for the Milk-V Mars CM. > > Signed-off-by: Heinrich Schuchardt <heinrich.schucha...@canonical.com> > --- > v2: > rename spl_fdt_fixup_marc() to spl_fdt_fixup_mars_cm() > rename device-trees for Mars CM and Mars CM Lite > change model and compatible properties > --- > board/starfive/visionfive2/spl.c | 28 ++++++++++++++++++- > .../visionfive2/starfive_visionfive2.c | 11 +++++++- > 2 files changed, 37 insertions(+), 2 deletions(-) > > diff --git a/board/starfive/visionfive2/spl.c > b/board/starfive/visionfive2/spl.c > index ca61b5be227..b555189556a 100644 > --- a/board/starfive/visionfive2/spl.c > +++ b/board/starfive/visionfive2/spl.c > @@ -129,6 +129,30 @@ void spl_fdt_fixup_mars(void *fdt) > } > } > > +void spl_fdt_fixup_mars_cm(void *fdt) > +{ > + const char *compat; > + const char *model; > + > + spl_fdt_fixup_mars(fdt); > + > + if (!get_mmc_size_from_eeprom()) { > + int offset; > + > + model = "Milk-V Mars CM Lite"; > + compat = "milkv,mars-cm-lite\0starfive,jh7110"; > + > + offset = fdt_path_offset(fdt, > "/soc/pinctrl/mmc0-pins/mmc0-pins-rest"); > + /* GPIOMUX(22, GPOUT_SYS_SDIO0_RST, GPOEN_ENABLE, GPI_NONE) */ > + fdt_setprop_u32(fdt, offset, "pinmux", 0xff130016); > + } else { > + model = "Milk-V Mars CM"; > + compat = "milkv,mars-cm\0starfive,jh7110"; > + } > + fdt_setprop(fdt, fdt_path_offset(fdt, "/"), "compatible", compat, > sizeof(compat)); > + fdt_setprop_string(fdt, fdt_path_offset(fdt, "/"), "model", model); > +} > + > void spl_fdt_fixup_version_a(void *fdt) > { > static const char compat[] = > "starfive,visionfive-2-v1.2a\0starfive,jh7110"; > @@ -236,7 +260,9 @@ void spl_perform_fixups(struct spl_image_info *spl_image) > pr_err("Can't read EEPROM\n"); > return; > } > - if (!strncmp(product_id, "MARS", 4)) { > + if (!strncmp(product_id, "MARC", 4)) { > + spl_fdt_fixup_mars_cm(spl_image->fdt_addr); > + } else if (!strncmp(product_id, "MARS", 4)) { > spl_fdt_fixup_mars(spl_image->fdt_addr); > } else if (!strncmp(product_id, "VF7110", 6)) { > version = get_pcb_revision_from_eeprom(); > diff --git a/board/starfive/visionfive2/starfive_visionfive2.c > b/board/starfive/visionfive2/starfive_visionfive2.c > index a86bca533b2..6be53489626 100644 > --- a/board/starfive/visionfive2/starfive_visionfive2.c > +++ b/board/starfive/visionfive2/starfive_visionfive2.c > @@ -19,6 +19,10 @@ DECLARE_GLOBAL_DATA_PTR; > #define JH7110_L2_PREFETCHER_HART_OFFSET 0x2000 > #define FDTFILE_MILK_V_MARS \ > "starfive/jh7110-milkv-mars.dtb" > +#define FDTFILE_MILK_V_MARS_CM \ > + "starfive/jh7110-milkv-mars-cm.dtb" > +#define FDTFILE_MILK_V_MARS_CM_LITE \ > + "starfive/jh7110-milkv-mars-cm-lite.dtb" > #define FDTFILE_VISIONFIVE2_1_2A \ > "starfive/jh7110-starfive-visionfive-2-v1.2a.dtb" > #define FDTFILE_VISIONFIVE2_1_3B \ > @@ -61,7 +65,12 @@ static void set_fdtfile(void) > log_err("Can't read EEPROM\n"); > return; > } > - if (!strncmp(product_id, "MARS", 4)) { > + if (!strncmp(product_id, "MARC", 4)) { > + if (get_mmc_size_from_eeprom()) > + fdtfile = FDTFILE_MILK_V_MARS_CM; > + else > + fdtfile = FDTFILE_MILK_V_MARS_CM_LITE; > + } else if (!strncmp(product_id, "MARS", 4)) { > fdtfile = FDTFILE_MILK_V_MARS; > } else if (!strncmp(product_id, "VF7110", 6)) { > version = get_pcb_revision_from_eeprom(); > -- > 2.43.0 >
on Mars CM Lite and DFRobot mini router carrier Tested-by: E. Shattow <luc...@gmail.com> Reviewed-by: E. Shattow <luc...@gmail.com>