From: Rupesh Kumar <[email protected]> This patch adds support for die temperature thermal protection in pm2301 driver.
Signed-off-by: Rupesh Kumar <[email protected]> Signed-off-by: Lee Jones <[email protected]> Reviewed-by: Hakan BERG <[email protected]> Reviewed-by: Philippe LANGLAIS <[email protected]> --- drivers/power/pm2301_charger.c | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) diff --git a/drivers/power/pm2301_charger.c b/drivers/power/pm2301_charger.c index 4cb8f7f..ec51026 100644 --- a/drivers/power/pm2301_charger.c +++ b/drivers/power/pm2301_charger.c @@ -876,7 +876,27 @@ static void pm2xxx_charger_check_hw_failure_work(struct work_struct *work) static void pm2xxx_charger_check_main_thermal_prot_work( struct work_struct *work) { -}; + int ret; + u8 val; + + struct pm2xxx_charger *pm2 = container_of(work, struct pm2xxx_charger, + check_main_thermal_prot_work); + + /* Check if die temp warning is still active */ + ret = pm2xxx_reg_read(pm2, PM2XXX_SRCE_REG_INT5, &val); + if (ret < 0) { + dev_err(pm2->dev, "%s pm2xxx read failed\n", __func__); + return; + } + if (val & (PM2XXX_INT5_S_ITTHERMALWARNINGRISE + | PM2XXX_INT5_S_ITTHERMALSHUTDOWNRISE)) + pm2->flags.main_thermal_prot = true; + else if (val & (PM2XXX_INT5_S_ITTHERMALWARNINGFALL + | PM2XXX_INT5_S_ITTHERMALSHUTDOWNFALL)) + pm2->flags.main_thermal_prot = false; + + power_supply_changed(&pm2->ac_chg.psy); +} static struct pm2xxx_interrupts pm2xxx_int = { .handler[0] = pm2_int_reg0, -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
