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.schuchardt@canonical.com Tested-by: E. Shattow lucent@gmail.com Reviewed-by: E. Shattow lucent@gmail.com --- v3: no change 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();