diff options
author | Michael Sparmann <theseven@rockbox.org> | 2009-10-21 18:53:41 +0000 |
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committer | Michael Sparmann <theseven@rockbox.org> | 2009-10-21 18:53:41 +0000 |
commit | 4a63ac7c00a6d560b1429315fbeba3dced5376f8 (patch) | |
tree | 727d6a01f2b5d04a9f85a22a333baaf674e546e2 /firmware | |
parent | 7bff585d83444dba96c952578a265a5537fec459 (diff) | |
download | rockbox-4a63ac7c00a6d560b1429315fbeba3dced5376f8.tar.gz rockbox-4a63ac7c00a6d560b1429315fbeba3dced5376f8.zip |
Add iPod Nano 2G µsec timer, and use it in the clickwheel driver.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@23309 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware')
-rw-r--r-- | firmware/export/s5l8700.h | 2 | ||||
-rw-r--r-- | firmware/target/arm/ipod/button-clickwheel.c | 13 |
2 files changed, 2 insertions, 13 deletions
diff --git a/firmware/export/s5l8700.h b/firmware/export/s5l8700.h index 70c601a7b3..853b672500 100644 --- a/firmware/export/s5l8700.h +++ b/firmware/export/s5l8700.h @@ -304,6 +304,8 @@ #define TDDATA1 (*(REG32_PTR_T)(0x3C70006C)) /* Data1 Register */ #define TDPRE (*(REG32_PTR_T)(0x3C700070)) /* Pre-scale register */ #define TDCNT (*(REG32_PTR_T)(0x3C700074)) /* Counter register */ +#define USEC_TIMER (((*(REG32_PTR_T)(0x3C700080) << 32) \ + | *(REG32_PTR_T)(0x3C700084)) * 5) /* 64bit 5usec timer */ /* 12. NAND FLASH CONTROLER */ #if CONFIG_CPU==S5L8701 diff --git a/firmware/target/arm/ipod/button-clickwheel.c b/firmware/target/arm/ipod/button-clickwheel.c index 17f9f723f5..9a2f38bc88 100644 --- a/firmware/target/arm/ipod/button-clickwheel.c +++ b/firmware/target/arm/ipod/button-clickwheel.c @@ -40,18 +40,9 @@ #include "power.h" #include "powermgmt.h" -#ifdef CPU_PP -/* PortalPlayer uses the USEC timer */ #define WHEEL_FAST_OFF_TIMEOUT 250000 /* timeout for acceleration = 250ms */ #define WHEEL_REPEAT_TIMEOUT 250000 /* timeout for button repeat = 250ms */ #define WHEEL_UNTOUCH_TIMEOUT 150000 /* timeout for untouching wheel = 150ms */ -#else -/* Other targets use current_tick */ -#define WHEEL_FAST_OFF_TIMEOUT (HZ/4) /* timeout for acceleration = 250ms */ -#define WHEEL_REPEAT_TIMEOUT (HZ/4) /* timeout for button repeat = 250ms */ -#define WHEEL_UNTOUCH_TIMEOUT ((HZ*15)/100) /* timeout for untouching wheel = 150ms */ - -#endif #ifdef CPU_PP #define CLICKWHEEL_DATA (*(volatile unsigned long*)(0x7000c140)) @@ -131,11 +122,7 @@ static inline int ipod_4g_button_read(void) btn |= BUTTON_MENU; if (status & 0x40000000) { -#ifdef CPU_PP unsigned long usec = USEC_TIMER; -#else - unsigned long usec = current_tick; -#endif /* Highest wheel = 0x5F, clockwise increases */ new_wheel_value = (status >> 16) & 0x7f; |