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yaml
---
r: 170146
b: refs/heads/master
c: e0274b0
h: refs/heads/master
v: v3
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Mark Brown committed Sep 21, 2009
1 parent c7eda6a commit df21ece
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Showing 90 changed files with 5,334 additions and 345 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: b5ab887e6dfa12c32ef39827da47d5d021320a3f
refs/heads/master: e0274b0a300e58cad19ab347566c68762bb22d2c
5 changes: 5 additions & 0 deletions trunk/arch/arm/mach-omap2/mcbsp.c
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Original file line number Diff line number Diff line change
Expand Up @@ -129,6 +129,7 @@ static struct omap_mcbsp_platform_data omap34xx_mcbsp_pdata[] = {
.rx_irq = INT_24XX_MCBSP1_IRQ_RX,
.tx_irq = INT_24XX_MCBSP1_IRQ_TX,
.ops = &omap2_mcbsp_ops,
.buffer_size = 0x6F,
},
{
.phys_base = OMAP34XX_MCBSP2_BASE,
Expand All @@ -137,6 +138,7 @@ static struct omap_mcbsp_platform_data omap34xx_mcbsp_pdata[] = {
.rx_irq = INT_24XX_MCBSP2_IRQ_RX,
.tx_irq = INT_24XX_MCBSP2_IRQ_TX,
.ops = &omap2_mcbsp_ops,
.buffer_size = 0x3FF,
},
{
.phys_base = OMAP34XX_MCBSP3_BASE,
Expand All @@ -145,6 +147,7 @@ static struct omap_mcbsp_platform_data omap34xx_mcbsp_pdata[] = {
.rx_irq = INT_24XX_MCBSP3_IRQ_RX,
.tx_irq = INT_24XX_MCBSP3_IRQ_TX,
.ops = &omap2_mcbsp_ops,
.buffer_size = 0x6F,
},
{
.phys_base = OMAP34XX_MCBSP4_BASE,
Expand All @@ -153,6 +156,7 @@ static struct omap_mcbsp_platform_data omap34xx_mcbsp_pdata[] = {
.rx_irq = INT_24XX_MCBSP4_IRQ_RX,
.tx_irq = INT_24XX_MCBSP4_IRQ_TX,
.ops = &omap2_mcbsp_ops,
.buffer_size = 0x6F,
},
{
.phys_base = OMAP34XX_MCBSP5_BASE,
Expand All @@ -161,6 +165,7 @@ static struct omap_mcbsp_platform_data omap34xx_mcbsp_pdata[] = {
.rx_irq = INT_24XX_MCBSP5_IRQ_RX,
.tx_irq = INT_24XX_MCBSP5_IRQ_TX,
.ops = &omap2_mcbsp_ops,
.buffer_size = 0x6F,
},
};
#define OMAP34XX_MCBSP_PDATA_SZ ARRAY_SIZE(omap34xx_mcbsp_pdata)
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10 changes: 10 additions & 0 deletions trunk/arch/arm/plat-omap/dma.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1125,6 +1125,11 @@ int omap_dma_running(void)
void omap_dma_link_lch(int lch_head, int lch_queue)
{
if (omap_dma_in_1510_mode()) {
if (lch_head == lch_queue) {
dma_write(dma_read(CCR(lch_head)) | (3 << 8),
CCR(lch_head));
return;
}
printk(KERN_ERR "DMA linking is not supported in 1510 mode\n");
BUG();
return;
Expand All @@ -1147,6 +1152,11 @@ EXPORT_SYMBOL(omap_dma_link_lch);
void omap_dma_unlink_lch(int lch_head, int lch_queue)
{
if (omap_dma_in_1510_mode()) {
if (lch_head == lch_queue) {
dma_write(dma_read(CCR(lch_head)) & ~(3 << 8),
CCR(lch_head));
return;
}
printk(KERN_ERR "DMA linking is not supported in 1510 mode\n");
BUG();
return;
Expand Down
47 changes: 47 additions & 0 deletions trunk/arch/arm/plat-omap/include/mach/mcbsp.h
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Original file line number Diff line number Diff line change
Expand Up @@ -134,6 +134,11 @@
#define OMAP_MCBSP_REG_XCERG 0x74
#define OMAP_MCBSP_REG_XCERH 0x78
#define OMAP_MCBSP_REG_SYSCON 0x8C
#define OMAP_MCBSP_REG_THRSH2 0x90
#define OMAP_MCBSP_REG_THRSH1 0x94
#define OMAP_MCBSP_REG_IRQST 0xA0
#define OMAP_MCBSP_REG_IRQEN 0xA4
#define OMAP_MCBSP_REG_WAKEUPEN 0xA8
#define OMAP_MCBSP_REG_XCCR 0xAC
#define OMAP_MCBSP_REG_RCCR 0xB0

Expand Down Expand Up @@ -249,8 +254,27 @@
#define RDISABLE 0x0001

/********************** McBSP SYSCONFIG bit definitions ********************/
#define CLOCKACTIVITY(value) ((value)<<8)
#define SIDLEMODE(value) ((value)<<3)
#define ENAWAKEUP 0x0004
#define SOFTRST 0x0002

/********************** McBSP DMA operating modes **************************/
#define MCBSP_DMA_MODE_ELEMENT 0
#define MCBSP_DMA_MODE_THRESHOLD 1
#define MCBSP_DMA_MODE_FRAME 2

/********************** McBSP WAKEUPEN bit definitions *********************/
#define XEMPTYEOFEN 0x4000
#define XRDYEN 0x0400
#define XEOFEN 0x0200
#define XFSXEN 0x0100
#define XSYNCERREN 0x0080
#define RRDYEN 0x0008
#define REOFEN 0x0004
#define RFSREN 0x0002
#define RSYNCERREN 0x0001

/* we don't do multichannel for now */
struct omap_mcbsp_reg_cfg {
u16 spcr2;
Expand Down Expand Up @@ -344,6 +368,9 @@ struct omap_mcbsp_platform_data {
u8 dma_rx_sync, dma_tx_sync;
u16 rx_irq, tx_irq;
struct omap_mcbsp_ops *ops;
#ifdef CONFIG_ARCH_OMAP34XX
u16 buffer_size;
#endif
};

struct omap_mcbsp {
Expand Down Expand Up @@ -377,6 +404,11 @@ struct omap_mcbsp {
struct omap_mcbsp_platform_data *pdata;
struct clk *iclk;
struct clk *fclk;
#ifdef CONFIG_ARCH_OMAP34XX
int dma_op_mode;
u16 max_tx_thres;
u16 max_rx_thres;
#endif
};
extern struct omap_mcbsp **mcbsp_ptr;
extern int omap_mcbsp_count;
Expand All @@ -385,6 +417,21 @@ int omap_mcbsp_init(void);
void omap_mcbsp_register_board_cfg(struct omap_mcbsp_platform_data *config,
int size);
void omap_mcbsp_config(unsigned int id, const struct omap_mcbsp_reg_cfg * config);
#ifdef CONFIG_ARCH_OMAP34XX
void omap_mcbsp_set_tx_threshold(unsigned int id, u16 threshold);
void omap_mcbsp_set_rx_threshold(unsigned int id, u16 threshold);
u16 omap_mcbsp_get_max_tx_threshold(unsigned int id);
u16 omap_mcbsp_get_max_rx_threshold(unsigned int id);
int omap_mcbsp_get_dma_op_mode(unsigned int id);
#else
static inline void omap_mcbsp_set_tx_threshold(unsigned int id, u16 threshold)
{ }
static inline void omap_mcbsp_set_rx_threshold(unsigned int id, u16 threshold)
{ }
static inline u16 omap_mcbsp_get_max_tx_threshold(unsigned int id) { return 0; }
static inline u16 omap_mcbsp_get_max_rx_threshold(unsigned int id) { return 0; }
static inline int omap_mcbsp_get_dma_op_mode(unsigned int id) { return 0; }
#endif
int omap_mcbsp_request(unsigned int id);
void omap_mcbsp_free(unsigned int id);
void omap_mcbsp_start(unsigned int id, int tx, int rx);
Expand Down
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