From: Yang QU <[email protected]>
Signed-off-by: Yang QU <[email protected]>
Signed-off-by: Lee Jones <[email protected]>
Reviewed-by: Alexandre BOURDIOL <[email protected]>
Reviewed-by: Philippe LANGLAIS <[email protected]>
Reviewed-by: Mattias WALLIN <[email protected]>
---
drivers/mfd/ab8500-debugfs.c | 35 +++++++++++++++++++++++++++++++++++
1 file changed, 35 insertions(+)
diff --git a/drivers/mfd/ab8500-debugfs.c b/drivers/mfd/ab8500-debugfs.c
index a301f10..ae8660a 100644
--- a/drivers/mfd/ab8500-debugfs.c
+++ b/drivers/mfd/ab8500-debugfs.c
@@ -1705,6 +1705,35 @@ static const struct file_operations
ab8500_gpadc_die_temp_fops = {
.owner = THIS_MODULE,
};
+static int ab8500_gpadc_usb_id_print(struct seq_file *s, void *p)
+{
+ int usb_id_raw;
+ int usb_id_convert;
+ struct ab8500_gpadc *gpadc;
+
+ gpadc = ab8500_gpadc_get("ab8500-gpadc.0");
+ usb_id_raw = ab8500_gpadc_read_raw(gpadc, USB_ID,
+ avg_sample, trig_edge, trig_timer, conv_type);
+ usb_id_convert = ab8500_gpadc_ad_to_voltage(gpadc, USB_ID,
+ usb_id_raw);
+
+ return seq_printf(s, "%d,0x%X\n",
+ usb_id_convert, usb_id_raw);
+}
+
+static int ab8500_gpadc_usb_id_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, ab8500_gpadc_usb_id_print, inode->i_private);
+}
+
+static const struct file_operations ab8500_gpadc_usb_id_fops = {
+ .open = ab8500_gpadc_usb_id_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .owner = THIS_MODULE,
+};
+
static int ab8540_gpadc_xtal_temp_print(struct seq_file *s, void *p)
{
int xtal_temp_raw;
@@ -2711,6 +2740,12 @@ static int ab8500_debug_probe(struct platform_device
*plf)
ab8500_gpadc_dir, &plf->dev, &ab8500_gpadc_die_temp_fops);
if (!file)
goto err;
+
+ file = debugfs_create_file("usb_id", (S_IRUGO | S_IWUGO),
+ ab8500_gpadc_dir, &plf->dev, &ab8500_gpadc_usb_id_fops);
+ if (!file)
+ goto err;
+
if (is_ab8540(ab8500)) {
file = debugfs_create_file("xtal_temp", (S_IRUGO | S_IWUGO),
ab8500_gpadc_dir, &plf->dev, &ab8540_gpadc_xtal_temp_fops);
--
1.7.10.4
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