static void ctrl_sam3ucfg_cb(void)
{
switch(udd_g_ctrlreq.req.wValue & 0xFF)
{
/* Turn on slow clock */
case 0x01:
osc_enable(OSC_MAINCK_XTAL);
osc_wait_ready(OSC_MAINCK_XTAL);
pmc_switch_mck_to_mainck(CONFIG_SYSCLK_PRES);
break;
/* Turn off slow clock */
case 0x02:
pmc_switch_mck_to_pllack(CONFIG_SYSCLK_PRES);
break;
/* Jump to ROM-resident bootloader */
case 0x03:
/* Turn off connected stuff */
board_power(0);
/* Clear ROM-mapping bit. */
efc_perform_command(EFC0, EFC_FCMD_CGPB, 1);
/* Disconnect USB (will kill connection) */
udc_detach();
/* With knowledge that I will rise again, I lay down my life. */
while (RSTC->RSTC_SR & RSTC_SR_SRCMP);
RSTC->RSTC_CR |= RSTC_CR_KEY(0xA5) | RSTC_CR_PERRST | RSTC_CR_PROCRST;
while(1);
break;
#ifdef PLATFORMCW1180
/* 0xA0 starts CW1180 Specific Commands */
case 0xA0:
enable_lcd();
redraw_background();
break;
#endif
/* Oh well, sucks to be you */
default:
break;
}
}
/**
* Initialize the lcd
*/
void lcd_init()
{
enable_lcd();
setPin( LCD_PORT, LCD_RST, 0 );
setPin( LCD_PORT, LCD_RST, 1 );
ROM_SysCtlDelay( 500 );
spi_command( SLEEPOUT );
spi_command( BSTRON );
spi_command( COLMOD );
spi_command( MADCTL );
spi_data( 0xC0 );
spi_command( SETCON );
spi_data( 0x40 );
spi_command( DISPON );
setPin( LCD_PORT, LCD_CS, 0 );
lcd_clear();
}
int arch_early_init_r(void)
{
enable_lcd();
return 0;
}