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SAMA5 UDPHS: Add endpoint configuration and read DMA logic

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This commit is contained in:
Gregory Nutt
2013-08-31 12:20:00 -06:00
parent 8df66532ce
commit 9d2f55ca97
2 changed files with 307 additions and 122 deletions
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arch/arm/src/sama5/chip/sam_udphs.h
+4 -3
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@@ -54,7 +54,7 @@
/* General Definitions **********************************************************************/
/* Number of endpoints and DMA channels */
#define SAM_UDPHS_NENDPOINTS 15
#define SAM_UDPHS_NENDPOINTS 16 /* EP0-15 */
#define SAM_UDPHS_NDMACHANNELS 7 /* For EP1-7 */
/* Capabilities and characteristics of endpoints */
@@ -82,7 +82,7 @@
/* 0x00e4-0x00e8 Reserved */
/* Endpoint Offsets */
#define SAM_UPPHS_EP_OFFSET(ep) (0x0100+((ep)<<5)
#define SAM_UPPHS_EP_OFFSET(ep) (0x0100+((unsigned int)(ep)<<5)
#define SAM_UPPHS_EP0_OFFSET 0x0100
#define SAM_UPPHS_EP1_OFFSET 0x0120
#define SAM_UPPHS_EP2_OFFSET 0x0140
@@ -113,7 +113,7 @@
/* DMA Channel Offsets */
#define SAM_UPPHS_CH_OFFSET(ch) (0x0300+(((ch)-1)<<4))
#define SAM_UPPHS_CH_OFFSET(ch) (0x0300+(((unsigned int)(ch)-1)<<4))
#define SAM_UPPHS_CH1_OFFSET 0x0300
#define SAM_UPPHS_CH2_OFFSET 0x0310
#define SAM_UPPHS_CH3_OFFSET 0x0320
@@ -197,6 +197,7 @@
#define UDPHS_CTRL_DEVADDR_SHIFT (0) /* Bits 0-6: UDPHS Address */
#define UDPHS_CTRL_DEVADDR_MASK (0x7f << UDPHS_CTRL_DEVADDR_SHIFT)
# define UDPHS_CTRL_DEVADDR(addr) ((addr) << UDPHS_CTRL_DEVADDR_SHIFT)
#define UDPHS_CTRL_FADDREN (1 << 7) /* Bit 7: Function Address Enable */
#define UDPHS_CTRL_ENUDPHS (1 << 8) /* Bit 8: UDPHS Enable */
#define UDPHS_CTRL_DETACH (1 << 9) /* Bit 9: Detach Command */
arch/arm/src/sama5/sam_udphs.c
+303 -119
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