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Add UART suuport for s5l8700 and s5l8701

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Add UART support for s5l8700/1 using the UC870X UART controller,
actually the functionallity is disabled and must be enabled for
each individual target. Tested on iPod Nano 2G (s5l8701), not
tested on s5l8700.

Change-Id: Ic0f216bb871502d355a70e4b658e536a2c0976a9
This commit is contained in:
Cástor Muñoz 2016-05-12 02:14:48 +02:00
parent 8fb67f48ab
commit 5017523a6b
5 changed files with 380 additions and 12 deletions
Download patch file Download diff file Expand all files Collapse all files

29
firmware/target/arm/s5l8700/system-s5l8700.c
View file

@ -27,6 +27,7 @@
#include "storage.h"
#include "pmu-target.h"
#endif
#include "uart-target.h"
/* MIUSDPARA_BOOST taken from OF (see crt0.S). MIUSDPARA_UNBOOST is derived
* from MIUSDPARA_BOOST due to the fact that the minimum allowed DRAM timings
@ -63,7 +64,7 @@ default_interrupt(INT_DMA);
default_interrupt(INT_ALARM_RTC);
default_interrupt(INT_PRI_RTC);
default_interrupt(RESERVED1);
default_interrupt(INT_UART);
default_interrupt(INT_UART1);
default_interrupt(INT_USB_HOST);
default_interrupt(INT_USB_FUNC);
default_interrupt(INT_LCDC_0);
@ -81,9 +82,10 @@ default_interrupt(RESERVED2);
default_interrupt(INT_MSTICK);
default_interrupt(INT_ADC_WAKEUP);
default_interrupt(INT_ADC);
default_interrupt(INT_UNK1);
default_interrupt(INT_UNK2);
default_interrupt(INT_UNK3);
#if CONFIG_CPU==S5L8701
default_interrupt(INT_UNK);
default_interrupt(INT_UART2);
#endif
void INT_TIMER(void)
@ -98,16 +100,16 @@ void INT_TIMER(void)
#if CONFIG_CPU==S5L8701
static void (* const irqvector[])(void) =
{ /* still 90% unverified and probably incorrect */
EXT0,EXT1,EXT2,EINT_VBUS,EINTG,INT_TIMER,INT_WDT,INT_UNK1,
INT_UNK2,INT_UNK3,INT_DMA,INT_ALARM_RTC,INT_PRI_RTC,RESERVED1,INT_UART,INT_USB_HOST,
INT_USB_FUNC,INT_LCDC_0,INT_LCDC_1,INT_CALM,INT_ATA,INT_UART0,INT_SPDIF_OUT,INT_ECC,
EXT0,EXT1,EXT2,EINT_VBUS,EINTG,INT_TIMER,INT_WDT,INT_UART2,
INT_UNK,INT_UNK,INT_DMA,INT_ALARM_RTC,INT_UART1,INT_UNK,INT_UNK,INT_USB_HOST,
INT_USB_FUNC,INT_LCDC_0,INT_LCDC_1,INT_CALM,INT_ATA,INT_UNK,INT_SPDIF_OUT,INT_ECC,
INT_SDCI,INT_LCD,INT_WHEEL,INT_IIC,RESERVED2,INT_MSTICK,INT_ADC_WAKEUP,INT_ADC
};
#else
static void (* const irqvector[])(void) =
{
EXT0,EXT1,EXT2,EINT_VBUS,EINTG,INT_TIMERA,INT_WDT,INT_TIMERB,
INT_TIMERC,INT_TIMERD,INT_DMA,INT_ALARM_RTC,INT_PRI_RTC,RESERVED1,INT_UART,INT_USB_HOST,
INT_TIMERC,INT_TIMERD,INT_DMA,INT_ALARM_RTC,INT_PRI_RTC,RESERVED1,INT_UART1,INT_USB_HOST,
INT_USB_FUNC,INT_LCDC_0,INT_LCDC_1,INT_ECC,INT_CALM,INT_ATA,INT_UART0,INT_SPDIF_OUT,
INT_SDCI,INT_LCD,INT_WHEEL,INT_IIC,RESERVED2,INT_MSTICK,INT_ADC_WAKEUP,INT_ADC
};
@ -116,16 +118,16 @@ static void (* const irqvector[])(void) =
#if CONFIG_CPU==S5L8701
static const char * const irqname[] =
{ /* still 90% unverified and probably incorrect */
"EXT0","EXT1","EXT2","EINT_VBUS","EINTG","INT_TIMER","INT_WDT","INT_UNK1",
"INT_UNK2","INT_UNK3","INT_DMA","INT_ALARM_RTC","INT_PRI_RTC","Reserved","INT_UART","INT_USB_HOST",
"INT_USB_FUNC","INT_LCDC_0","INT_LCDC_1","INT_CALM","INT_ATA","INT_UART0","INT_SPDIF_OUT","INT_ECC",
"EXT0","EXT1","EXT2","EINT_VBUS","EINTG","INT_TIMER","INT_WDT","INT_UART2",
"INT_UNK1","INT_UNK2","INT_DMA","INT_ALARM_RTC","INT_UART1","INT_UNK3","INT_UNK4","INT_USB_HOST",
"INT_USB_FUNC","INT_LCDC_0","INT_LCDC_1","INT_CALM","INT_ATA","INT_UNK5","INT_SPDIF_OUT","INT_ECC",
"INT_SDCI","INT_LCD","INT_WHEEL","INT_IIC","Reserved","INT_MSTICK","INT_ADC_WAKEUP","INT_ADC"
};
#else
static const char * const irqname[] =
{
"EXT0","EXT1","EXT2","EINT_VBUS","EINTG","INT_TIMERA","INT_WDT","INT_TIMERB",
"INT_TIMERC","INT_TIMERD","INT_DMA","INT_ALARM_RTC","INT_PRI_RTC","Reserved","INT_UART","INT_USB_HOST",
"INT_TIMERC","INT_TIMERD","INT_DMA","INT_ALARM_RTC","INT_PRI_RTC","Reserved","INT_UART1","INT_USB_HOST",
"INT_USB_FUNC","INT_LCDC_0","INT_LCDC_1","INT_ECC","INT_CALM","INT_ATA","INT_UART0","INT_SPDIF_OUT",
"INT_SDCI","INT_LCD","INT_WHEEL","INT_IIC","Reserved","INT_MSTICK","INT_ADC_WAKEUP","INT_ADC"
};
@ -172,6 +174,9 @@ void system_init(void)
#ifdef IPOD_NANO2G
pmu_init();
#endif
#ifdef HAVE_SERIAL
uart_init();
#endif
}
void system_reboot(void)