[U-Boot] [PATCH v4 11/13] board: iocon: Modify iocon hardware startup

dirk.eibach at gdsys.cc
2014-07-03T07:28:24Z

From: Dirk Eibach <dirk.eibach@gdsys.cc>

To avoid peer "ChReceivePathStatus"-messages on iocon startup, initialize
PHYs as soon as possible.

Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc>
---

Changes in v4: None
Changes in v3: None
Changes in v2: None

board/gdsys/405ep/iocon.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/board/gdsys/405ep/iocon.c b/board/gdsys/405ep/iocon.c
index 6ae15e1..1bac970 100644
--- a/board/gdsys/405ep/iocon.c
+++ b/board/gdsys/405ep/iocon.c
@@ -377,14 +377,10 @@ int last_stage_init(void)
if (!legacy) {
/* Turn on Parade DP501 */
pca9698_direction_output(0x20, 9, 1);
- udelay(500000);

ch0_rgmii2_present = !pca9698_get_value(0x20, 30);
}

- print_fpga_info(0, ch0_rgmii2_present);
- osd_probe(0);
-
/* wait for FPGA done */
for (k = 0; k < ARRAY_SIZE(mclink_controllers); ++k) {
unsigned int ctr = 0;
@@ -413,13 +409,16 @@ int last_stage_init(void)
}
}

- /* wait for slave-PLLs to be up and running */
+ /* give slave-PLLs and Parade DP501 some time to be up and running */
udelay(500000);

mclink_fpgacount = CONFIG_SYS_MCLINK_MAX;
slaves = mclink_probe();
mclink_fpgacount = 0;

+ print_fpga_info(0, ch0_rgmii2_present);
+ osd_probe(0);
+
if (slaves <= 0)
return 0;

--
1.8.3