hwmon: add max1111_read_channel() for use by sharpsl_pm
This is not generic, and is added here for backward compatibility.
It is made an individual commit here to make it easier for revert
once the sharpsl_pm gets generic enough.
Signed-off-by: Eric Miao <eric.miao@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-pxa/sharpsl_pm.c b/arch/arm/mach-pxa/sharpsl_pm.c
index e804ae0..9427d80 100644
--- a/arch/arm/mach-pxa/sharpsl_pm.c
+++ b/arch/arm/mach-pxa/sharpsl_pm.c
@@ -132,8 +132,17 @@
if (machine_is_tosa()) // Ugly, better move this function into another module
return 0;
+#ifdef CONFIG_SENSORS_MAX1111
+ extern int max1111_read_channel(int);
+
+ /* max1111 accepts channels from 0-3, however,
+ * it is encoded from 0-7 here in the code.
+ */
+ return max1111_read_channel(channel >> 1);
+#else
return corgi_ssp_max1111_get((channel << MAXCTRL_SEL_SH) | MAXCTRL_PD0 | MAXCTRL_PD1
| MAXCTRL_SGL | MAXCTRL_UNI | MAXCTRL_STR);
+#endif
}
void sharpsl_pm_pxa_init(void)