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Revert "As3525 v1/v2 Add power savings menu"

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This reverts commit 6f0320a953.

Change-Id: I7425d422a4a0af7a49e9194cfe0bb55d431bc401
This commit is contained in:
William Wilgus 2018-07-28 17:35:01 +02:00
parent 16f10e2abd
commit d8bd356e56
23 changed files with 52 additions and 537 deletions
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24
firmware/target/arm/as3525/sansa-clipzip/lcd-clipzip.c
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@ -35,26 +35,12 @@ static int lcd_type;
static bool lcd_enabled;
#endif
static void ssp_set_prescaler(unsigned int prescaler)
{
int oldlevel = disable_interrupt_save(IRQ_FIQ_STATUS);
/* must be on to write regs */
bool ssp_enabled = bitset32(&CGU_PERI, CGU_SSP_CLOCK_ENABLE) &
CGU_SSP_CLOCK_ENABLE;
SSP_CPSR = prescaler;
if (!ssp_enabled) /* put it back how we found it */
bitclr32(&CGU_PERI, CGU_SSP_CLOCK_ENABLE);
restore_irq(oldlevel);
}
/* initialises the host lcd hardware, returns the lcd type */
static int lcd_hw_init(void)
{
/* configure SSP */
bitset32(&CGU_PERI, CGU_SSP_CLOCK_ENABLE);
ssp_set_prescaler(AS3525_SSP_PRESCALER); /* OF = 0x8 */
SSP_CPSR = 4; /* TODO: use AS3525_SSP_PRESCALER, OF uses 8 */
SSP_CR0 = (0 << 8) | /* SCR, serial clock rate divider = 1 */
(1 << 7) | /* SPH, phase = 1 */
(1 << 6) | /* SPO, polarity = 1 */
@ -451,11 +437,3 @@ void lcd_update(void)
{
lcd_update_rect(0, 0, LCD_WIDTH, LCD_HEIGHT);
}
#if defined(CONFIG_POWER_SAVING) && (CONFIG_POWER_SAVING & POWERSV_DISP)
/* declared in system-as3525.c */
void ams_ssp_set_low_speed(bool slow)
{
ssp_set_prescaler(slow ? AS3525_SSP_PRESCALER_MAX : AS3525_SSP_PRESCALER);
}
#endif