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rk3288:tsadc:slove pull down power_hold when power on

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张晴
2014-07-09 15:16:58 +08:00
parent c7ec4ec5a3
commit 5ef7714bb4
1 changed files with 16 additions and 12 deletions
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28
drivers/hwmon/rockchip_tsadc.c
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@@ -468,9 +468,6 @@ int rockchip_hwmon_init(struct rockchip_temp *data)
g_dev = rockchip_tsadc_data;
data->plat_data = rockchip_tsadc_data;
ret = tsadc_readl(TSADC_AUTO_CON);
tsadc_writel(ret | (1 << 8) , TSADC_AUTO_CON);/*gpio0_b2 = 0 shutdown*/
if (of_property_read_u32(np, "tsadc-ht-temp",
&tsadc_ht_temp)) {
dev_err(&data->pdev->dev, "Missing tsadc_ht_temp in the DT.\n");
@@ -487,15 +484,22 @@ int rockchip_hwmon_init(struct rockchip_temp *data)
return -EPERM;
}
uap = devm_kzalloc(&data->pdev->dev, sizeof(struct tsadc_port),
GFP_KERNEL);
if (uap == NULL)
dev_err(&data->pdev->dev,
"uap is not set %s,line=%d\n", __func__, __LINE__);
uap->pctl = devm_pinctrl_get(&data->pdev->dev);
uap->pins_default = pinctrl_lookup_state(uap->pctl, "default");
uap->pins_tsadc_int = pinctrl_lookup_state(uap->pctl, "tsadc_int");
pinctrl_select_state(uap->pctl, uap->pins_tsadc_int);
if (tsadc_ht_pull_gpio){
/*bit8=1 gpio0_b2 = 1 shutdown else gpio0_b2 =1 shutdown*/
/*
ret = tsadc_readl(TSADC_AUTO_CON);
tsadc_writel(ret | (1 << 8) , TSADC_AUTO_CON);
*/
uap = devm_kzalloc(&data->pdev->dev, sizeof(struct tsadc_port),
GFP_KERNEL);
if (uap == NULL)
dev_err(&data->pdev->dev,
"uap is not set %s,line=%d\n", __func__, __LINE__);
uap->pctl = devm_pinctrl_get(&data->pdev->dev);
uap->pins_default = pinctrl_lookup_state(uap->pctl, "default");
uap->pins_tsadc_int = pinctrl_lookup_state(uap->pctl, "tsadc_int");
pinctrl_select_state(uap->pctl, uap->pins_tsadc_int);
}
rockchip_tsadc_set_auto_temp(1);