/* Reset the FIFOs, clear events.
*/
- sp->psc_smbpcr = PSC_SMBPCR_DC;
+ stat = sp->psc_smbstat;
sp->psc_smbevnt = PSC_SMBEVNT_ALLCLR;
au_sync();
- do {
- stat = sp->psc_smbpcr;
+
+ if (!(stat & PSC_SMBSTAT_TE) || !(stat & PSC_SMBSTAT_RE)) {
+ sp->psc_smbpcr = PSC_SMBPCR_DC;
au_sync();
- } while ((stat & PSC_SMBPCR_DC) != 0);
+ do {
+ stat = sp->psc_smbpcr;
+ au_sync();
+ } while ((stat & PSC_SMBPCR_DC) != 0);
+ udelay(50);
+ }
/* Write out the i2c chip address and specify operation
*/