as3525v2: use the new USB DesignWare driver
Targets: sansaclipplus, samsaclipv2, sansaclipzip, sansafuzev2. Change-Id: I7773528a4e26707dd33fe9cb8948750d49570701
This commit is contained in:
parent
9868da4978
commit
6a1644c52a
|
@ -37,7 +37,7 @@
|
|||
#define CGU_SDSLOT (*(volatile unsigned long *)(CGU_BASE + 0x3C))
|
||||
|
||||
#undef USB_NUM_ENDPOINTS
|
||||
|
||||
/* 7 available EPs (0b00000000010101010000000000101011), 6 used */
|
||||
#define USB_NUM_ENDPOINTS 6
|
||||
|
||||
#define CCU_USB (*(volatile unsigned long *)(CCU_BASE + 0x20))
|
||||
|
@ -45,4 +45,8 @@
|
|||
#undef USB_DEVBSS_ATTR
|
||||
#define USB_DEVBSS_ATTR __attribute__((aligned(32)))
|
||||
|
||||
/* Define this if the DWC implemented on this SoC does not support
|
||||
DMA or you want to disable it. */
|
||||
// #define USB_DW_ARCH_SLAVE
|
||||
|
||||
#endif /* __AS3525V2_H__ */
|
||||
|
|
|
@ -183,7 +183,9 @@
|
|||
#define CONFIG_LCD LCD_SSD1303
|
||||
|
||||
/* USB On-the-go */
|
||||
#define CONFIG_USBOTG USBOTG_S3C6400X
|
||||
#define CONFIG_USBOTG USBOTG_DESIGNWARE
|
||||
/* logf() over USB serial (http://www.rockbox.org/wiki/PortalPlayerUsb) */
|
||||
//#define USB_ENABLE_SERIAL
|
||||
|
||||
/* enable these for the experimental usb stack */
|
||||
#define HAVE_USBSTACK
|
||||
|
|
|
@ -179,7 +179,9 @@
|
|||
#define CONFIG_LCD LCD_SSD1303
|
||||
|
||||
/* USB On-the-go */
|
||||
#define CONFIG_USBOTG USBOTG_S3C6400X
|
||||
#define CONFIG_USBOTG USBOTG_DESIGNWARE
|
||||
/* logf() over USB serial (http://www.rockbox.org/wiki/PortalPlayerUsb) */
|
||||
//#define USB_ENABLE_SERIAL
|
||||
|
||||
/* enable these for the experimental usb stack */
|
||||
#define HAVE_USBSTACK
|
||||
|
|
|
@ -182,7 +182,9 @@
|
|||
#define CONFIG_LCD LCD_CLIPZIP
|
||||
|
||||
/* USB On-the-go */
|
||||
#define CONFIG_USBOTG USBOTG_S3C6400X
|
||||
#define CONFIG_USBOTG USBOTG_DESIGNWARE
|
||||
/* logf() over USB serial (http://www.rockbox.org/wiki/PortalPlayerUsb) */
|
||||
//#define USB_ENABLE_SERIAL
|
||||
|
||||
/* enable these for the experimental usb stack */
|
||||
#define HAVE_USBSTACK
|
||||
|
|
|
@ -203,7 +203,9 @@
|
|||
#endif
|
||||
|
||||
/* USB On-the-go */
|
||||
#define CONFIG_USBOTG USBOTG_S3C6400X
|
||||
#define CONFIG_USBOTG USBOTG_DESIGNWARE
|
||||
/* logf() over USB serial (http://www.rockbox.org/wiki/PortalPlayerUsb) */
|
||||
//#define USB_ENABLE_SERIAL
|
||||
|
||||
/* enable these for the experimental usb stack */
|
||||
#define HAVE_USBSTACK
|
||||
|
|
|
@ -50,7 +50,9 @@
|
|||
#define default_interrupt(name) \
|
||||
extern __attribute__((weak,alias("UIRQ"))) void name (void)
|
||||
|
||||
#if CONFIG_USBOTG != USBOTG_DESIGNWARE
|
||||
static void UIRQ (void) __attribute__((interrupt ("IRQ")));
|
||||
#endif
|
||||
void irq_handler(void) __attribute__((naked, interrupt ("IRQ")));
|
||||
void fiq_handler(void) __attribute__((interrupt ("FIQ")));
|
||||
|
||||
|
@ -105,6 +107,11 @@ static void UIRQ(void)
|
|||
if(status == 0)
|
||||
{
|
||||
status = VIC_RAW_INTR; /* masked interrupts */
|
||||
#if CONFIG_USBOTG == USBOTG_DESIGNWARE
|
||||
/* spurious interrupts from USB are expected */
|
||||
if (status & INTERRUPT_USB)
|
||||
return;
|
||||
#endif
|
||||
masked = true;
|
||||
}
|
||||
|
||||
|
|
|
@ -27,6 +27,26 @@
|
|||
#include "power.h"
|
||||
#include "as3525.h"
|
||||
#include "usb_drv.h"
|
||||
#if CONFIG_USBOTG == USBOTG_DESIGNWARE
|
||||
#include "usb-designware.h"
|
||||
|
||||
const struct usb_dw_config usb_dw_config =
|
||||
{
|
||||
.phytype = DWC_PHYTYPE_UTMI_16,
|
||||
|
||||
/* Available FIFO memory: 0x535 words */
|
||||
.rx_fifosz = 0x215,
|
||||
.nptx_fifosz = 0x20, /* 1 dedicated FIFO for IN0 */
|
||||
.ptx_fifosz = 0x100, /* 3 dedicated FIFOs for IN1,IN3,IN5 */
|
||||
|
||||
#ifdef USB_DW_ARCH_SLAVE
|
||||
.disable_double_buffering = false,
|
||||
#else
|
||||
.ahb_burst_len = HBSTLEN_INCR8,
|
||||
.ahb_threshold = 8,
|
||||
#endif
|
||||
};
|
||||
#endif /* USBOTG_DESIGNWARE */
|
||||
|
||||
static int usb_status = USB_EXTRACTED;
|
||||
|
||||
|
@ -68,4 +88,53 @@ int usb_detect(void)
|
|||
|
||||
void usb_init_device(void)
|
||||
{
|
||||
#if CONFIG_USBOTG == USBOTG_DESIGNWARE
|
||||
/* Power up the core clocks to allow writing
|
||||
to some registers needed to power it down */
|
||||
usb_dw_target_disable_irq();
|
||||
usb_dw_target_enable_clocks();
|
||||
|
||||
usb_drv_exit();
|
||||
}
|
||||
|
||||
void usb_dw_target_enable_clocks()
|
||||
{
|
||||
bitset32(&CGU_PERI, CGU_USB_CLOCK_ENABLE);
|
||||
CCU_USB = (CCU_USB & ~(3<<24)) | (1 << 24); /* ?? */
|
||||
/* PHY clock */
|
||||
CGU_USB = 1<<5 /* enable */
|
||||
| 0 << 2
|
||||
| 0; /* source = ? (24MHz crystal?) */
|
||||
|
||||
/* Do something that is probably CCU related but undocumented*/
|
||||
CCU_USB |= 0x1000;
|
||||
CCU_USB &= ~0x300000;
|
||||
|
||||
udelay(400);
|
||||
}
|
||||
|
||||
void usb_dw_target_disable_clocks()
|
||||
{
|
||||
CGU_USB = 0;
|
||||
bitclr32(&CGU_PERI, CGU_USB_CLOCK_ENABLE);
|
||||
|
||||
/* reset USB_PHY to prevent power consumption */
|
||||
CCU_SRC = CCU_SRC_USB_PHY_EN;
|
||||
CCU_SRL = CCU_SRL_MAGIC_NUMBER;
|
||||
CCU_SRL = 0;
|
||||
}
|
||||
|
||||
void usb_dw_target_enable_irq()
|
||||
{
|
||||
VIC_INT_ENABLE = INTERRUPT_USB;
|
||||
}
|
||||
|
||||
void usb_dw_target_disable_irq()
|
||||
{
|
||||
VIC_INT_EN_CLEAR = INTERRUPT_USB;
|
||||
}
|
||||
|
||||
void usb_dw_target_clear_irq()
|
||||
{
|
||||
#endif /* USBOTG_DESIGNWARE */
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue