Disable G1TXCLK, G2TXCLK h/w buffers. This patch fixes a networking timeout issue with MPC8360EA (Rev.2) PBs.
Verified does not break MPC8360 MDS Rev. 1.1, Rev. 1.2 boards.
Signed-off-by: Kim Phillips kim.phillips@freescale.com Signed-off-by: Emilian Medve Emilian.Medve@freescale.com --- board/mpc8360emds/mpc8360emds.c | 9 ++++++++- 1 files changed, 8 insertions(+), 1 deletions(-)
diff --git a/board/mpc8360emds/mpc8360emds.c b/board/mpc8360emds/mpc8360emds.c index 54b9acc..535884c 100644 --- a/board/mpc8360emds/mpc8360emds.c +++ b/board/mpc8360emds/mpc8360emds.c @@ -90,11 +90,18 @@ const qe_iop_conf_t qe_iop_conf_tab[] =
int board_early_init_f(void) { - volatile u8 *bcsr = (volatile u8 *)CFG_BCSR; + + u8 *bcsr = (u8 *)CFG_BCSR; + const immap_t *immr = (immap_t *)CFG_IMMR;
/* Enable flash write */ bcsr[0xa] &= ~0x04;
+ /* Disable G1TXCLK, G2TXCLK h/w buffers (rev.2 h/w bug workaround) */ + if (immr->sysconf.spridr == SPR_8360_REV20 || + immr->sysconf.spridr == SPR_8360E_REV20) + bcsr[0xe] = 0x30; + return 0; }