ARM: S3C2443: Update notes on MPLLREF clock

Add note on MPLLREF clock source and why it cannot be easily removed.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
This commit is contained in:
Ben Dooks 2010-01-30 10:46:52 +02:00
parent 4bed36b2c5
commit 2dd5f18142

View File

@ -83,10 +83,12 @@ static int s3c2443_clkcon_enable_s(struct clk *clk, int enable)
return s3c2443_gate(S3C2443_SCLKCON, clk, enable);
}
/* s3c2443_roundate_clksrc is close enough to s3c_roundate_clksrc */
/* clock selections */
/* mpllref is a direct descendant of clk_xtal by default, but it is not
* elided as the EPLL can be either sourced by the XTAL or EXTCLK and as
* such directly equating the two source clocks is impossible.
*/
static struct clk clk_mpllref = {
.name = "mpllref",
.parent = &clk_xtal,