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| author | Mike Nuss <mike@terascala.com> | 2008-02-06 11:10:11 -0500 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2008-02-16 07:00:03 +0100 |
| commit | b738654d3c84a30f2bfd9a8d7652ff20807c890c (patch) | |
| tree | 7476e09c8214e5184d538b8210354dcfe436915c /board/amcc/sequoia/sequoia.c | |
| parent | ef5b4f221c22d05770878513951745f236b5b43f (diff) | |
| download | olio-uboot-2014.01-b738654d3c84a30f2bfd9a8d7652ff20807c890c.tar.xz olio-uboot-2014.01-b738654d3c84a30f2bfd9a8d7652ff20807c890c.zip | |
PPC440EPx: Optionally enable second I2C bus
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>
Diffstat (limited to 'board/amcc/sequoia/sequoia.c')
| -rw-r--r-- | board/amcc/sequoia/sequoia.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/board/amcc/sequoia/sequoia.c b/board/amcc/sequoia/sequoia.c index 57905de62..6bcb3ab19 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; |