[U-Boot] [PATCH 09/11] powerpc/ppc4xx: Increase timeout for gdsys mclink bus startup

Dirk Eibach
2013-04-22T11:16:10Z

Signed-off-by: Dirk Eibach <eibach@gdsys.de>
---
board/gdsys/common/mclink.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/board/gdsys/common/mclink.c b/board/gdsys/common/mclink.c
index 6c86145..641a327 100644
--- a/board/gdsys/common/mclink.c
+++ b/board/gdsys/common/mclink.c
@@ -40,11 +40,11 @@ enum {
int mclink_probe(void)
{
unsigned int k;
- unsigned int ctr = 0;
int slaves = 0;

for (k = 0; k < CONFIG_SYS_MCLINK_MAX; ++k) {
int timeout = 0;
+ unsigned int ctr = 0;

if (!(fpga_get_reg(k, REG(mc_status)) & (1 << 15)))
break;
@@ -53,7 +53,7 @@ int mclink_probe(void)

while (!(fpga_get_reg(k, REG(mc_status)) & (1 << 14))) {
udelay(100);
- if (ctr++ > 3) {
+ if (ctr++ > 500) {
timeout = 1;
break;
}
@@ -61,6 +61,8 @@ int mclink_probe(void)
if (timeout)
break;

+ printf("waited %d us for mclink %d to come up\n", ctr * 100, k);
+
slaves++;
}

--
1.7.10.4