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Merge "asoc: cdc-pinctrl: Update to disable MPM wakeup for multiple gpios"

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This commit is contained in:
qctecmdr 2019-09-20 00:19:52 -07:00 • committed by Gerrit - the friendly Code Review server
commit c73a9db04a
1 changed files with 27 additions and 8 deletions
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35
asoc/codecs/msm-cdc-pinctrl.c
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@ -14,13 +14,16 @@
#include <linux/pinctrl/qcom-pinctrl.h>
#include <asoc/msm-cdc-pinctrl.h>
#define MAX_GPIOS 16
struct msm_cdc_pinctrl_info {
struct pinctrl *pinctrl;
struct pinctrl_state *pinctrl_active;
struct pinctrl_state *pinctrl_sleep;
int gpio;
bool state;
u32 tlmm_gpio;
u32 tlmm_gpio[MAX_GPIOS];
u32 count;
bool wakeup_capable;
};
@ -151,14 +154,21 @@ int msm_cdc_pinctrl_set_wakeup_capable(struct device_node *np, bool enable)
{
struct msm_cdc_pinctrl_info *gpio_data;
int ret = 0;
u32 i = 0;
gpio_data = msm_cdc_pinctrl_get_gpiodata(np);
if (!gpio_data)
return -EINVAL;
if (gpio_data->wakeup_capable)
ret = msm_gpio_mpm_wake_set(gpio_data->tlmm_gpio, enable);
if (gpio_data->wakeup_capable) {
for (i = 0; i < gpio_data->count; i++) {
ret = msm_gpio_mpm_wake_set(gpio_data->tlmm_gpio[i],
enable);
if (ret < 0)
goto exit;
}
}
exit:
return ret;
}
EXPORT_SYMBOL(msm_cdc_pinctrl_set_wakeup_capable);
@ -167,7 +177,9 @@ static int msm_cdc_pinctrl_probe(struct platform_device *pdev)
{
int ret = 0;
struct msm_cdc_pinctrl_info *gpio_data;
u32 tlmm_gpio = 0;
u32 tlmm_gpio[MAX_GPIOS] = {0};
u32 i = 0;
int count = 0;
gpio_data = devm_kzalloc(&pdev->dev,
sizeof(struct msm_cdc_pinctrl_info),
@ -210,12 +222,19 @@ static int msm_cdc_pinctrl_probe(struct platform_device *pdev)
__func__, ret);
}
if (!of_property_read_u32(pdev->dev.of_node, "qcom,tlmm-gpio",
&tlmm_gpio)) {
count = of_property_count_u32_elems(pdev->dev.of_node, "qcom,tlmm-gpio");
if (count <= 0)
goto cdc_rst;
if (!of_property_read_u32_array(pdev->dev.of_node, "qcom,tlmm-gpio",
tlmm_gpio, count)) {
gpio_data->wakeup_capable = true;
gpio_data->tlmm_gpio = tlmm_gpio;
for (i = 0; i < count; i++)
gpio_data->tlmm_gpio[i] = tlmm_gpio[i];
gpio_data->count = count;
}
cdc_rst:
gpio_data->gpio = of_get_named_gpio(pdev->dev.of_node,
"qcom,cdc-rst-n-gpio", 0);
if (gpio_is_valid(gpio_data->gpio)) {