From e233bace58537dfd6c986c31bd7cb879aa9e31a5 Mon Sep 17 00:00:00 2001
From: jethead71 <jethead71@a1c6a512-1295-4272-9138-f99709370657>
Date: Wed, 24 Dec 2008 19:36:37 +0000
Subject: [PATCH] H10 can distinguish USB and MAIN charger input so return
 proper flags. H100s were misconfigured and should use CHARGING_SIMPLE.
 Comment more on what charging types mean in config.h.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19582 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/export/config-h100.h                     |  3 +--
 firmware/export/config-h120.h                     |  2 +-
 firmware/export/config.h                          | 14 ++++++++++----
 firmware/target/arm/iriver/h10/power-h10.c        | 12 +++++++++---
 firmware/target/coldfire/iriver/h100/power-h100.c |  6 ------
 5 files changed, 21 insertions(+), 16 deletions(-)

diff --git a/firmware/export/config-h100.h b/firmware/export/config-h100.h
index 7f91e35fb..be718259f 100644
--- a/firmware/export/config-h100.h
+++ b/firmware/export/config-h100.h
@@ -110,8 +110,7 @@
 #define BATTERY_TYPES_COUNT  1    /* only one type */
 
 /* Hardware controlled charging */
-
-#define CONFIG_CHARGING CHARGING_MONITOR /* FIXME: remove that once monitoring is fixed properly */
+#define CONFIG_CHARGING CHARGING_SIMPLE
 
 /* define current usage levels */
 #define CURRENT_NORMAL     80  /* 16h playback on 1300mAh battery */
diff --git a/firmware/export/config-h120.h b/firmware/export/config-h120.h
index b4a687b6d..4757d7708 100644
--- a/firmware/export/config-h120.h
+++ b/firmware/export/config-h120.h
@@ -110,7 +110,7 @@
 #define BATTERY_TYPES_COUNT  1    /* only one type */
 
 /* Hardware controlled charging */
-#define CONFIG_CHARGING CHARGING_MONITOR /* FIXME: remove that once monitoring is fixed properly */
+#define CONFIG_CHARGING CHARGING_SIMPLE
 
 /* define current usage levels */
 #define CURRENT_NORMAL     80  /* 16h playback on 1300mAh battery */
diff --git a/firmware/export/config.h b/firmware/export/config.h
index 1854f59d1..9bc6c7c77 100644
--- a/firmware/export/config.h
+++ b/firmware/export/config.h
@@ -116,12 +116,18 @@
 /* CONFIG_CHARGING */
 
 /* Generic types */
-#define CHARGING_SIMPLE  1 /* Simple, hardware controlled charging */
-#define CHARGING_MONITOR 2 /* Hardware controlled charging with monitoring */
+#define CHARGING_SIMPLE  1 /* Simple, hardware controlled charging
+                            * (CPU cannot read charger state but may read
+                            *  when power is plugged-in). */
+#define CHARGING_MONITOR 2 /* Hardware controlled charging with monitoring
+                            * (CPU is able to read HW charging state and
+                            *  when power is plugged-in). */
 
 /* Mostly target-specific code in the /target tree */
-#define CHARGING_TARGET  3
-
+#define CHARGING_TARGET  3 /* Any algorithm - usually software controlled
+                            * charging or specific programming is required to
+                            * use the charging hardware. */
+                      
 /* CONFIG_LCD */
 #define LCD_SSD1815   1 /* as used by Archos Recorders and Ondios */
 #define LCD_SSD1801   2 /* as used by Archos Player/Studio */
diff --git a/firmware/target/arm/iriver/h10/power-h10.c b/firmware/target/arm/iriver/h10/power-h10.c
index 1a1f6afbf..2535c5839 100644
--- a/firmware/target/arm/iriver/h10/power-h10.c
+++ b/firmware/target/arm/iriver/h10/power-h10.c
@@ -50,9 +50,15 @@ void power_init(void)
 
 unsigned int power_input_status(void)
 {
-    /* No separate source for USB and charges from USB on its own */
-    return (GPIOF_INPUT_VAL & 0x08) ?
-        POWER_INPUT_MAIN_CHARGER : POWER_INPUT_NONE;
+    unsigned int status = POWER_INPUT_NONE;
+
+    if (GPIOF_INPUT_VAL & 0x08)
+        status = POWER_INPUT_MAIN_CHARGER;
+
+    if (GPIOL_INPUT_VAL & 0x04)
+        status |= POWER_INPUT_USB_CHARGER;
+
+    return status;
 }
 
 void ide_power_enable(bool on)
diff --git a/firmware/target/coldfire/iriver/h100/power-h100.c b/firmware/target/coldfire/iriver/h100/power-h100.c
index 2717e42f4..1dcea9ce0 100644
--- a/firmware/target/coldfire/iriver/h100/power-h100.c
+++ b/firmware/target/coldfire/iriver/h100/power-h100.c
@@ -57,12 +57,6 @@ unsigned int power_input_status(void)
         POWER_INPUT_MAIN_CHARGER : POWER_INPUT_NONE;
 }
 
-/* Returns true if the unit is charging the batteries. */
-bool charging_state(void)
-{
-    return (power_input_status() & POWER_INPUT_CHARGER) != 0;
-}
-
 #ifdef HAVE_SPDIF_POWER
 void spdif_power_enable(bool on)
 {
-- 
2.11.4.GIT