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authorMark Brown <broonie@opensource.wolfsonmicro.com>2008-11-24 20:20:30 +0100
committerSamuel Ortiz <samuel@sortiz.org>2009-01-04 12:17:38 +0100
commitd756f4a4446227ca9626087939a6769ca55ab036 (patch)
tree572e6788f3aa01c74c1c8ebb139b0d8a137cdd72
parent14431aa0c5a443d13d24e6f865a8838f97dab973 (diff)
downloadop-kernel-dev-d756f4a4446227ca9626087939a6769ca55ab036.zip
op-kernel-dev-d756f4a4446227ca9626087939a6769ca55ab036.tar.gz
mfd: Switch WM8350 revision detection to a feature based model
Rather than check for chip revisions in the WM8350 drivers have the core code set flags for relevant differences. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@openedhand.com>
-rw-r--r--drivers/mfd/wm8350-core.c6
-rw-r--r--drivers/power/wm8350_power.c2
-rw-r--r--include/linux/mfd/wm8350/core.h2
-rw-r--r--include/linux/mfd/wm8350/supply.h2
4 files changed, 5 insertions, 7 deletions
diff --git a/drivers/mfd/wm8350-core.c b/drivers/mfd/wm8350-core.c
index 60439bd..764bf15 100644
--- a/drivers/mfd/wm8350-core.c
+++ b/drivers/mfd/wm8350-core.c
@@ -1240,19 +1240,17 @@ int wm8350_device_init(struct wm8350 *wm8350, int irq,
switch ((id2 & WM8350_CHIP_REV_MASK) >> 12) {
case WM8350_REV_E:
dev_info(wm8350->dev, "Found Rev E device\n");
- wm8350->rev = WM8350_REV_E;
break;
case WM8350_REV_F:
dev_info(wm8350->dev, "Found Rev F device\n");
- wm8350->rev = WM8350_REV_F;
break;
case WM8350_REV_G:
dev_info(wm8350->dev, "Found Rev G device\n");
- wm8350->rev = WM8350_REV_G;
+ wm8350->power.rev_g_coeff = 1;
break;
case WM8350_REV_H:
dev_info(wm8350->dev, "Found Rev H device\n");
- wm8350->rev = WM8350_REV_H;
+ wm8350->power.rev_g_coeff = 1;
break;
default:
/* For safety we refuse to run on unknown hardware */
diff --git a/drivers/power/wm8350_power.c b/drivers/power/wm8350_power.c
index 9c0a847..74e7593 100644
--- a/drivers/power/wm8350_power.c
+++ b/drivers/power/wm8350_power.c
@@ -44,7 +44,7 @@ static int wm8350_read_usb_uvolts(struct wm8350 *wm8350)
static inline int wm8350_charge_time_min(struct wm8350 *wm8350, int min)
{
- if (wm8350->rev < WM8350_REV_G)
+ if (!wm8350->power.rev_g_coeff)
return (((min - 30) / 15) & 0xf) << 8;
else
return (((min - 30) / 30) & 0xf) << 8;
diff --git a/include/linux/mfd/wm8350/core.h b/include/linux/mfd/wm8350/core.h
index d2614df..3c97356 100644
--- a/include/linux/mfd/wm8350/core.h
+++ b/include/linux/mfd/wm8350/core.h
@@ -585,8 +585,6 @@ struct wm8350_irq {
};
struct wm8350 {
- int rev; /* chip revision */
-
struct device *dev;
/* device IO */
diff --git a/include/linux/mfd/wm8350/supply.h b/include/linux/mfd/wm8350/supply.h
index 7972151..2b94793 100644
--- a/include/linux/mfd/wm8350/supply.h
+++ b/include/linux/mfd/wm8350/supply.h
@@ -127,6 +127,8 @@ struct wm8350_power {
struct power_supply usb;
struct power_supply ac;
struct wm8350_charger_policy *policy;
+
+ int rev_g_coeff;
};
#endif
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