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| author | Kim Phillips <kim.phillips@freescale.com> | 2007-02-14 19:50:53 -0600 |
|---|---|---|
| committer | Kim Phillips <kim.phillips@freescale.com> | 2007-03-02 11:05:54 -0600 |
| commit | 3fc0bd159103b536e1c54c6f4457a09b3aba66ca (patch) | |
| tree | 8b36146492162bdd4afa89d6977bc3e1af045cbc | |
| parent | d61853cf2472e0b8bcbd131461a93d1c49ff0c1f (diff) | |
| download | u-boot-imx-3fc0bd159103b536e1c54c6f4457a09b3aba66ca.zip u-boot-imx-3fc0bd159103b536e1c54c6f4457a09b3aba66ca.tar.gz u-boot-imx-3fc0bd159103b536e1c54c6f4457a09b3aba66ca.tar.bz2 | |
mpc83xx: Disable G1TXCLK, G2TXCLK h/w buffers
Disable G1TXCLK, G2TXCLK h/w buffers. This patch
fixes a networking timeout issue with MPC8360EA (Rev.2) PBs.
Verified on Rev. 1.1, Rev. 1.2, and Rev. 2.0 boards.
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Emilian Medve <Emilian.Medve@freescale.com>
| -rw-r--r-- | 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; } |