diff options
| author | Robin Gong <b38343@freescale.com> | 2015-10-21 09:51:26 +0800 |
|---|---|---|
| committer | Robin Gong <b38343@freescale.com> | 2015-10-21 09:59:45 +0800 |
| commit | 7c31d5c2398c9ca5d1b15ddee82272a660eab49e (patch) | |
| tree | 5b20d1453525305fb3a6ed40b5396df0c3ffa871 /drivers | |
| parent | b6b5888dfd7df290cf7216c656453eca0c2c24c6 (diff) | |
MLK-11745 rtc: rtc-snvs: keep snvs clock before poweroff
Keep SNVS clock before poweroff by SW, otherwise PMIC_ON_REQ can't be pulled
up if ONOFF key pressed next time. This is design limitation.
Signed-off-by: Robin Gong <b38343@freescale.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/rtc/rtc-snvs.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-snvs.c b/drivers/rtc/rtc-snvs.c index cb19c83d05b0..ede0750f9683 100644 --- a/drivers/rtc/rtc-snvs.c +++ b/drivers/rtc/rtc-snvs.c @@ -267,7 +267,11 @@ static void snvs_poweroff(void) value = readl(snvs_base + SNVS_LPCR); /* set TOP and DP_EN bit */ writel(value | 0x60, snvs_base + SNVS_LPCR); - clk_disable(clk_snvs); + /* + * Do not turn off snvs clock otherwise PMIC_ON_REQ can't be pulled + * high by press ONOFF. This is design limitation. + */ + /* clk_disable(clk_snvs); */ } static int snvs_rtc_probe(struct platform_device *pdev) |