From 2612d371db45413f2536e898dfb66e19d7623598 Mon Sep 17 00:00:00 2001
From: Linus Nielsen Feltzing <linus@haxx.se>
Date: Mon, 13 Feb 2006 22:49:59 +0000
Subject: [PATCH] More correct power handling of the HDD and ISD300 chips on
 the H300 platform

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8688 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/drivers/power.c | 14 ++++++++++++++
 firmware/usb.c           |  9 ---------
 2 files changed, 14 insertions(+), 9 deletions(-)

diff --git a/firmware/drivers/power.c b/firmware/drivers/power.c
index d7750a33b2..e11921ea91 100644
--- a/firmware/drivers/power.c
+++ b/firmware/drivers/power.c
@@ -71,6 +71,13 @@ void power_init(void)
     or_l(0x00080000, &GPIO1_ENABLE);
     or_l(0x00080000, &GPIO1_FUNCTION);
 
+#ifdef IRIVER_H300_SERIES
+    /* ISD300 3.3V ON */
+    or_l(8,&GPIO1_FUNCTION);
+    or_l(8,&GPIO1_OUT);
+    or_l(8,&GPIO1_ENABLE);
+#endif
+
 #ifndef BOOTLOADER
     /* The boot loader controls the power */
     ide_power_enable(true);
@@ -178,6 +185,13 @@ void ide_power_enable(bool on)
         and_l(~0x80000000, &GPIO_OUT);
     else
         or_l(0x80000000, &GPIO_OUT);
+#ifdef IRIVER_H300_SERIES
+    if(on)
+        and_l(~0x00000008,&GPIO1_OUT); /* ISD300 3.3V on */
+    else
+        or_l(0x00000008,&GPIO1_OUT); /* ISD300 3.3V off */
+#endif
+
 #elif defined(IAUDIO_X5)
     /* X5 TODO */
 #elif (CONFIG_CPU == PP5002) || (CONFIG_CPU == PP5020)
diff --git a/firmware/usb.c b/firmware/usb.c
index 1c90d63519..d6a154c51b 100644
--- a/firmware/usb.c
+++ b/firmware/usb.c
@@ -151,8 +151,6 @@ void usb_enable(bool on)
         /* Power on the Cypress chip */
 #ifdef IRIVER_H100_SERIES
         or_l(0x01000040, &GPIO_OUT);
-#else
-        and_l(~0x00000008,&GPIO1_OUT);
 #endif
         sleep(2);
     }
@@ -161,8 +159,6 @@ void usb_enable(bool on)
         /* Power off the Cypress chip */
 #ifdef IRIVER_H100_SERIES
         and_l(~0x01000040, &GPIO_OUT);
-#else
-        or_l(0x00000008,&GPIO1_OUT);
 #endif
     }
     
@@ -483,11 +479,6 @@ void usb_init(void)
     or_l(0x00000080, &GPIO1_FUNCTION); /* GPIO39 is the USB detect input */
 
 #ifdef IRIVER_H300_SERIES
-    /* ISD300 3.3V ON */
-    or_l(8,&GPIO1_FUNCTION);
-    or_l(8,&GPIO1_OUT);
-    or_l(8,&GPIO1_ENABLE);
-
     /* Tristate the SCK/SDA to the ISD300 config EEPROM */
     and_l(~0x03000000, &GPIO_ENABLE);
     or_l(0x03000000, &GPIO_FUNCTION);