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| author | Tom Rini <trini@ti.com> | 2014-06-05 11:15:27 -0400 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-06-06 17:46:16 -0400 |
| commit | feca6e676e99102d2044b4baea433b7e6784189f (patch) | |
| tree | 62045f95b2ac6a04dfe041044a44e551a2a26d3c /board | |
| parent | 1ab6f61a1afb71708f254ec9150067f47c218ba7 (diff) | |
| download | u-boot-imx-feca6e676e99102d2044b4baea433b7e6784189f.zip u-boot-imx-feca6e676e99102d2044b4baea433b7e6784189f.tar.gz u-boot-imx-feca6e676e99102d2044b4baea433b7e6784189f.tar.bz2 | |
am43xx: Only read the MPU frequency bits of CTRL_DEV_ATTR
Signed-off-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'board')
| -rw-r--r-- | board/ti/am43xx/board.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/board/ti/am43xx/board.c b/board/ti/am43xx/board.c index 587fd76..b635d69 100644 --- a/board/ti/am43xx/board.c +++ b/board/ti/am43xx/board.c @@ -302,7 +302,10 @@ static u32 get_sys_clk_index(void) static int get_opp_offset(int max_off, int min_off) { struct ctrl_stat *ctrl = (struct ctrl_stat *)CTRL_BASE; - int opp = readl(&ctrl->dev_attr), offset, i; + int opp, offset, i; + + /* Bits 0:11 are defined to be the MPU_MAX_FREQ */ + opp = readl(&ctrl->dev_attr) & ~0xFFFFF000; for (i = max_off; i >= min_off; i--) { offset = opp & (1 << i); |