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| author | Gregory Nutt <gnutt@nuttx.org> | 2014-03-24 10:25:02 -0600 |
|---|---|---|
| committer | Gregory Nutt <gnutt@nuttx.org> | 2014-03-24 10:25:02 -0600 |
| commit | f1f3c534787be48083183191e40d91d11616bb9d (patch) | |
| tree | 76850287117975ba0f08b529c5473d33ea5a5f62 /nuttx/arch | |
| parent | c8d1573a56076bc91db22bb995ee0961e65a6760 (diff) | |
| download | px4-nuttx-f1f3c534787be48083183191e40d91d11616bb9d.tar.gz px4-nuttx-f1f3c534787be48083183191e40d91d11616bb9d.tar.bz2 px4-nuttx-f1f3c534787be48083183191e40d91d11616bb9d.zip | |
SAM3/4 HSCMI: Another fix for complication with SAM4E
Diffstat (limited to 'nuttx/arch')
| -rw-r--r-- | nuttx/arch/arm/src/sam34/sam_hsmci.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/nuttx/arch/arm/src/sam34/sam_hsmci.c b/nuttx/arch/arm/src/sam34/sam_hsmci.c index e71fe209c..4d7d40c91 100644 --- a/nuttx/arch/arm/src/sam34/sam_hsmci.c +++ b/nuttx/arch/arm/src/sam34/sam_hsmci.c @@ -1425,7 +1425,14 @@ static void sam_clock(FAR struct sdio_dev_s *dev, enum sdio_clock_e rate) /* Fetch the current mode register and mask out the clkdiv (and pwsdiv) */ regval = getreg32(SAM_HSMCI_MR); + + /* Does this HSMCI support the CLOCKODD bit? */ + +#ifdef HSMCI_MR_CLKODD + regval &= ~(HSMCI_MR_CLKDIV_MASK | HSMCI_MR_PWSDIV_MASK | HSMCI_MR_CLKODD); +#else regval &= ~(HSMCI_MR_CLKDIV_MASK | HSMCI_MR_PWSDIV_MASK); +#endif /* These clock devisor values that must be defined in the board-specific * board.h header file: HSMCI_INIT_CLKDIV, HSMCI_MMCXFR_CLKDIV, |