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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>
This commit is contained in:
Kim Phillips 2007-02-14 19:50:53 -06:00
parent d61853cf24
commit 3fc0bd1591
1 changed files with 8 additions and 1 deletions
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9
board/mpc8360emds/mpc8360emds.c
View File

@ -90,11 +90,18 @@ const qe_iop_conf_t qe_iop_conf_tab[] = {
int board_early_init_f(void) 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 */ /* Enable flash write */
bcsr[0xa] &= ~0x04; 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; return 0;
} }