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authorMurali Karicheri <m-karicheri2@ti.com>2014-07-09 23:44:45 +0300
committerTom Rini <trini@ti.com>2014-07-25 16:26:10 -0400
commit0bedbb81351193f1507ad127b6b26e19a93c2c42 (patch)
tree902fe31208b99ccbf9d860fde58424ba22d5e509 /board/ti
parent3d315386255f6d944c0ccb4c7c8819ce604429ab (diff)
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keystone2: add env option to do unitrd dt fixup
With latest v3.13 kernel, unitrd dt fixup is not needed. However for older kernel versions such as v3.8/v3.10, it is needed. So to work with both, add a u-boot env variable that can be set to do dt fixup for older kernels. Signed-off-by: Murali Karicheri <m-karicheri2@ti.com> Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
Diffstat (limited to 'board/ti')
-rw-r--r--board/ti/k2hk_evm/board.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/board/ti/k2hk_evm/board.c b/board/ti/k2hk_evm/board.c
index 3333eb0..646ecb3 100644
--- a/board/ti/k2hk_evm/board.c
+++ b/board/ti/k2hk_evm/board.c
@@ -157,11 +157,14 @@ void ft_board_setup(void *blob, bd_t *bd)
u64 size[2];
char name[32], *env, *endp;
int lpae, nodeoffset;
+ int unitrd_fixup = 0;
u32 ddr3a_size;
int nbanks;
env = getenv("mem_lpae");
lpae = env && simple_strtol(env, NULL, 0);
+ env = getenv("uinitrd_fixup");
+ unitrd_fixup = env && simple_strtol(env, NULL, 0);
ddr3a_size = 0;
if (lpae) {
@@ -204,10 +207,11 @@ void ft_board_setup(void *blob, bd_t *bd)
fdt_fixup_memory_banks(blob, start, size, nbanks);
/* Fix up the initrd */
- if (lpae) {
+ if (lpae && unitrd_fixup) {
u64 initrd_start, initrd_end;
u32 *prop1, *prop2;
int err;
+
nodeoffset = fdt_path_offset(blob, "/chosen");
if (nodeoffset >= 0) {
prop1 = (u32 *)fdt_getprop(blob, nodeoffset,