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rtc: rs5c372: r2025: fix check for 'oscillator halted' condition 

The R2025SD chip, according to its data sheet, sets the /XST
bit to zero if the oscillator stops. Hence the check for this
condition was wrong.

Signed-off-by: Thomas Koeller <thomas.koeller@baslerweb.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
This commit is contained in:
Thomas Koeller 2010-06-02 15:53:05 +02:00 committed by Alexandre Belloni
parent 0ddc5b89cd
commit a9dbe55892
1 changed files with 2 additions and 2 deletions
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4
drivers/rtc/rtc-rs5c372.c
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@ -506,9 +506,9 @@ static int rs5c_oscillator_setup(struct rs5c372 *rs5c372)
int addr, i, ret = 0;
if (rs5c372->type == rtc_r2025sd) {
if (!(rs5c372->regs[RS5C_REG_CTRL2] & R2025_CTRL2_XST))
if (rs5c372->regs[RS5C_REG_CTRL2] & R2025_CTRL2_XST)
return ret;
rs5c372->regs[RS5C_REG_CTRL2] &= ~R2025_CTRL2_XST;
rs5c372->regs[RS5C_REG_CTRL2] |= R2025_CTRL2_XST;
} else {
if (!(rs5c372->regs[RS5C_REG_CTRL2] & RS5C_CTRL2_XSTP))
return ret;