The option CONFIG_I2C_MULTI_BUS does not have any effect on Sequoia, the PPC440EPx reference platform, because IIC1 is never enabled. Add Sequoia board code to turn on IIC1 if CONFIG_I2C_MULTI_BUS is selected.
Signed-off-by: Mike Nuss mike@terascala.com Cc: Stefan Roese sr@denx.de
diff --git a/board/amcc/sequoia/sequoia.c b/board/amcc/sequoia/sequoia.c index 57905de..6bcb3ab 100644 --- a/board/amcc/sequoia/sequoia.c +++ b/board/amcc/sequoia/sequoia.c @@ -86,10 +86,13 @@ int board_early_init_f(void) /* enable USB device */ out_8((u8 *) CFG_BCSR_BASE + 0x09, 0x20);
- /* select Ethernet pins */ + /* select Ethernet (and optionally IIC1) pins */ mfsdr(SDR0_PFC1, sdr0_pfc1); sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SELECT_MASK) | SDR0_PFC1_SELECT_CONFIG_4; +#ifdef CONFIG_I2C_MULTI_BUS + sdr0_pfc1 |= ((sdr0_pfc1 & ~SDR0_PFC1_SIS_MASK) | SDR0_PFC1_SIS_IIC1_SEL); +#endif mfsdr(SDR0_PFC2, sdr0_pfc2); sdr0_pfc2 = (sdr0_pfc2 & ~SDR0_PFC2_SELECT_MASK) | SDR0_PFC2_SELECT_CONFIG_4;