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imx233:fuze+: major memory and usb rework

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- now identity map dram uncached and have a cached and buffered virtual alias
- rework dma to handle virtual to physical pointers conversion
- fix lcd frame pointer
- implement usb detection properly
- implement bootloader usb properly
- allow the bootloader to disable MMC windowing (useful for recovery)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30432 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Amaury Pouly 2011-09-05 11:29:32 +00:00
parent 11e1f71612
commit 7d4fed53cc
17 changed files with 353 additions and 104 deletions
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2
firmware/target/arm/imx233/lcdif-imx233.c
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@ -79,7 +79,7 @@ void imx233_lcdif_set_word_length(unsigned word_length)
unsigned imx233_lcdif_enable_irqs(unsigned irq_bm)
{
unsigned old_msk = (HW_LCDIF_CTRL1 & HW_LCDIF_CTRL1__IRQ_EN_BM) >>HW_LCDIF_CTRL1__IRQ_EN_BP ;
unsigned old_msk = __XTRACT(HW_LCDIF_CTRL1, IRQ_EN);
/* clear irq status */
__REG_CLR(HW_LCDIF_CTRL1) = irq_bm << HW_LCDIF_CTRL1__IRQ_BP;
/* disable irqs */