len0rd/rockbox
1
0
Fork 1
mirror of https://github.com/Rockbox/rockbox.git synced 2025-11-15 16:12:28 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

imx233: fix power irq storm

Browse source 
When bootloader is too intelligent, like on Creative devices, it might leave
some unexpected IRQs sources on, this is problematic when those sources share
the same IRQ line.

Change-Id: Ie9333918eb1048b1f2de4ea738cddf556aa75ee2
This commit is contained in:
Amaury Pouly 2013-09-29 21:01:59 +02:00
parent 898b760e59
commit 71c5a52add
1 changed files with 20 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

20
firmware/target/arm/imx233/power-imx233.c
View file

@ -120,6 +120,26 @@ void INT_VDD5V(void)
BF_CLR(POWER_CTRL, VDD5V_GT_VDDIO_IRQ); BF_CLR(POWER_CTRL, VDD5V_GT_VDDIO_IRQ);
} }
#endif #endif
#if IMX233_SUBTARGET >= 3700
/* this IRQ is shared by several sources, disable them */
if(BF_RD(POWER_CTRL, PSWITCH_IRQ))
{
BF_CLR(POWER_CTRL, ENIRQ_PSWITCH);
BF_CLR(POWER_CTRL, PSWITCH_IRQ);
}
#if IMX233_SUBTARGET < 3780
if(BF_RD(POWER_CTRL, LINREG_OK_IRQ))
{
BF_CLR(POWER_CTRL, ENIRQ_LINREG_OK);
BF_CLR(POWER_CTRL, LINREG_OK_IRQ);
}
#endif /* IMX233_SUBTARGET < 3780 */
if(BF_RD(POWER_CTRL, DC_OK_IRQ))
{
BF_CLR(POWER_CTRL, ENIRQ_DC_OK);
BF_CLR(POWER_CTRL, DC_OK_IRQ);
}
#endif /* IMX233_SUBTARGET >= 3700 */
} }
void imx233_power_init(void) void imx233_power_init(void)