Message ID | eeb1f8af-aaab-4818-9c84-696b5bf35b5c@rwthex-s3-b.rwth-ad.de |
---|---|
State | Accepted |
Commit | edc57f1df8973e296e213819568ac116def0066a |
Delegated to: | Stefano Babic |
Headers | show |
Series | [U-Boot,1/2] ARM: imx: cm_fx6: export board and soc info to env | expand |
On 09/01/2018 22:01, christopher.spinrath@rwth-aachen.de wrote: > From: Christopher Spinrath <christopher.spinrath@rwth-aachen.de> > > Some distributions like Fedora expect U-Boot to select a proper > devicetree. Since there are several variants of the cm-fx6 module > featuring different SoC variants and the module can be paired with > several baseboards, it is not viable to hardcode a filename. > > Instead, follow the lead of other i.MX6 based devices and try to > determine the devicetree to use with the help of the board name > and the SoC variant exported by the board code, before calling the > distro bootcommand. > > For now, only for the Utilite Pro a proper devicetree filename is > known but further variants of the Utilite Computer or other devices > based on the cm-fx6 module may be added in the future. > > Signed-off-by: Christopher Spinrath <christopher.spinrath@rwth-aachen.de> > --- > configs/cm_fx6_defconfig | 2 +- > include/configs/cm_fx6.h | 6 ++++++ > 2 files changed, 7 insertions(+), 1 deletion(-) > > diff --git a/configs/cm_fx6_defconfig b/configs/cm_fx6_defconfig > index 33e610ccb4..6b1c0a823c 100644 > --- a/configs/cm_fx6_defconfig > +++ b/configs/cm_fx6_defconfig > @@ -16,7 +16,7 @@ CONFIG_DISTRO_DEFAULTS=y > CONFIG_OF_BOARD_SETUP=y > CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg" > CONFIG_BOOTDELAY=3 > -CONFIG_BOOTCOMMAND="run distro_bootcmd; run legacy_bootcmd" > +CONFIG_BOOTCOMMAND="run findfdt; run distro_bootcmd; run legacy_bootcmd" > CONFIG_SPL=y > CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR=0x80 > CONFIG_SPL_I2C_SUPPORT=y > diff --git a/include/configs/cm_fx6.h b/include/configs/cm_fx6.h > index cb71ea8811..da870b9baa 100644 > --- a/include/configs/cm_fx6.h > +++ b/include/configs/cm_fx6.h > @@ -76,6 +76,7 @@ > "kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \ > "pxefile_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \ > "scriptaddr=" __stringify(CONFIG_LOADADDR) "\0" \ > + "fdtfile=undefined\0" \ > "stdin=serial,usbkbd\0" \ > "stdout=serial,vga\0" \ > "stderr=serial,vga\0" \ > @@ -153,6 +154,11 @@ > "fi;" \ > "run setupnandboot;" \ > "run nandboot;\0" \ > + "findfdt="\ > + "if test $board_name = Utilite && test $board_rev = MX6Q ; then " \ > + "setenv fdtfile imx6q-utilite-pro.dtb; fi; " \ > + "if test $fdtfile = undefined; then " \ > + "echo WARNING: Could not determine dtb to use; fi; \0" \ > BOOTENV > > #define CONFIG_PREBOOT "usb start;sf probe" > Applied to u-boot-imx, thanks ! Best regards, Stefano Babic
diff --git a/configs/cm_fx6_defconfig b/configs/cm_fx6_defconfig index 33e610ccb4..6b1c0a823c 100644 --- a/configs/cm_fx6_defconfig +++ b/configs/cm_fx6_defconfig @@ -16,7 +16,7 @@ CONFIG_DISTRO_DEFAULTS=y CONFIG_OF_BOARD_SETUP=y CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg" CONFIG_BOOTDELAY=3 -CONFIG_BOOTCOMMAND="run distro_bootcmd; run legacy_bootcmd" +CONFIG_BOOTCOMMAND="run findfdt; run distro_bootcmd; run legacy_bootcmd" CONFIG_SPL=y CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR=0x80 CONFIG_SPL_I2C_SUPPORT=y diff --git a/include/configs/cm_fx6.h b/include/configs/cm_fx6.h index cb71ea8811..da870b9baa 100644 --- a/include/configs/cm_fx6.h +++ b/include/configs/cm_fx6.h @@ -76,6 +76,7 @@ "kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \ "pxefile_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \ "scriptaddr=" __stringify(CONFIG_LOADADDR) "\0" \ + "fdtfile=undefined\0" \ "stdin=serial,usbkbd\0" \ "stdout=serial,vga\0" \ "stderr=serial,vga\0" \ @@ -153,6 +154,11 @@ "fi;" \ "run setupnandboot;" \ "run nandboot;\0" \ + "findfdt="\ + "if test $board_name = Utilite && test $board_rev = MX6Q ; then " \ + "setenv fdtfile imx6q-utilite-pro.dtb; fi; " \ + "if test $fdtfile = undefined; then " \ + "echo WARNING: Could not determine dtb to use; fi; \0" \ BOOTENV #define CONFIG_PREBOOT "usb start;sf probe"