[U-Boot] [imx-next PATCH v1 14/14] boot.src: Provide dsa_core.blacklist bootarg when booting via NFS

Lukasz Majewski
2019-04-04T10:26:56Z

This setup is a bit special as Linux kernel (4.19) is not supporting
in-kernel NFS rootfs mount and Distributed Switch Architecture (DSA)
operation.

For that reason it was necessary to provide a bootarg to allow userspace
enable it afterwards if needed.

Signed-off-by: Lukasz Majewski <lukma@denx.de>

---

board/k+p/bootscripts/tpcboot.cmd | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/board/k+p/bootscripts/tpcboot.cmd b/board/k+p/bootscripts/tpcboot.cmd
index 0576e81140..b81494dd1b 100644
--- a/board/k+p/bootscripts/tpcboot.cmd
+++ b/board/k+p/bootscripts/tpcboot.cmd
@@ -27,6 +27,12 @@ setenv miscadj "
if test '${boardsoc}' = 'imx53'; then
setenv bootargs '${bootargs} di=${dig_in} key1=${key1}';
fi;"
+setenv nfsadj "
+if test '${boardsoc}' = 'imx53'; then
+ if test '${boardtype}' = 'hsc'; then
+ setenv bootargs '${bootargs} dsa_core.blacklist=yes';
+ fi;
+fi;"
setenv boot_fitImage "
setenv fdt_conf 'conf@${boardsoc}-${boardname}.dtb';
setenv itbcfg "\"#\${fdt_conf}\"";
@@ -72,6 +78,7 @@ setenv boot_nfs "
if run download_kernel; then
run nfsargs;
run addip;
+ run nfsadj;
setenv bootargs '${bootargs}' console=${console};

run boot_fitImage;
--
2.11.0