diff options
Diffstat (limited to 'arch/blackfin/include')
| -rw-r--r-- | arch/blackfin/include/asm/bfin-global.h | 5 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/bfin_dma.h | 84 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/bfin_serial.h | 168 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/dma.h | 137 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/fixed_code.h | 30 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/page.h | 5 |
6 files changed, 375 insertions, 54 deletions
diff --git a/arch/blackfin/include/asm/bfin-global.h b/arch/blackfin/include/asm/bfin-global.h index 17bcbf60bca..a83e922a878 100644 --- a/arch/blackfin/include/asm/bfin-global.h +++ b/arch/blackfin/include/asm/bfin-global.h @@ -35,6 +35,11 @@ extern void bfin_setup_cpudata(unsigned int cpu); extern unsigned long get_cclk(void); extern unsigned long get_sclk(void); +#ifdef CONFIG_BF60x +extern unsigned long get_sclk0(void); +extern unsigned long get_sclk1(void); +extern unsigned long get_dramclk(void); +#endif extern unsigned long sclk_to_usecs(unsigned long sclk); extern unsigned long usecs_to_sclk(unsigned long usecs); diff --git a/arch/blackfin/include/asm/bfin_dma.h b/arch/blackfin/include/asm/bfin_dma.h index d5112074414..6319f4e4908 100644 --- a/arch/blackfin/include/asm/bfin_dma.h +++ b/arch/blackfin/include/asm/bfin_dma.h @@ -15,12 +15,55 @@ #define DMAEN 0x0001 /* DMA Channel Enable */ #define WNR 0x0002 /* Channel Direction (W/R*) */ #define WDSIZE_8 0x0000 /* Transfer Word Size = 8 */ +#define PSIZE_8 0x00000000 /* Transfer Word Size = 16 */ + +#ifdef CONFIG_BF60x + +#define PSIZE_16 0x00000010 /* Transfer Word Size = 16 */ +#define PSIZE_32 0x00000020 /* Transfer Word Size = 32 */ +#define PSIZE_64 0x00000030 /* Transfer Word Size = 32 */ +#define WDSIZE_16 0x00000100 /* Transfer Word Size = 16 */ +#define WDSIZE_32 0x00000200 /* Transfer Word Size = 32 */ +#define WDSIZE_64 0x00000300 /* Transfer Word Size = 32 */ +#define WDSIZE_128 0x00000400 /* Transfer Word Size = 32 */ +#define WDSIZE_256 0x00000500 /* Transfer Word Size = 32 */ +#define DMA2D 0x04000000 /* DMA Mode (2D/1D*) */ +#define RESTART 0x00000004 /* DMA Buffer Clear SYNC */ +#define DI_EN_X 0x00100000 /* Data Interrupt Enable in X count */ +#define DI_EN_Y 0x00200000 /* Data Interrupt Enable in Y count */ +#define DI_EN_P 0x00300000 /* Data Interrupt Enable in Peripheral */ +#define DI_EN DI_EN_X /* Data Interrupt Enable */ +#define NDSIZE_0 0x00000000 /* Next Descriptor Size = 1 */ +#define NDSIZE_1 0x00010000 /* Next Descriptor Size = 2 */ +#define NDSIZE_2 0x00020000 /* Next Descriptor Size = 3 */ +#define NDSIZE_3 0x00030000 /* Next Descriptor Size = 4 */ +#define NDSIZE_4 0x00040000 /* Next Descriptor Size = 5 */ +#define NDSIZE_5 0x00050000 /* Next Descriptor Size = 6 */ +#define NDSIZE_6 0x00060000 /* Next Descriptor Size = 7 */ +#define NDSIZE 0x00070000 /* Next Descriptor Size */ +#define NDSIZE_OFFSET 16 /* Next Descriptor Size Offset */ +#define DMAFLOW_LIST 0x00004000 /* Descriptor List Mode */ +#define DMAFLOW_LARGE DMAFLOW_LIST +#define DMAFLOW_ARRAY 0x00005000 /* Descriptor Array Mode */ +#define DMAFLOW_LIST_DEMAND 0x00006000 /* Descriptor Demand List Mode */ +#define DMAFLOW_ARRAY_DEMAND 0x00007000 /* Descriptor Demand Array Mode */ +#define DMA_RUN_DFETCH 0x00000100 /* DMA Channel Running Indicator (DFETCH) */ +#define DMA_RUN 0x00000200 /* DMA Channel Running Indicator */ +#define DMA_RUN_WAIT_TRIG 0x00000300 /* DMA Channel Running Indicator (WAIT TRIG) */ +#define DMA_RUN_WAIT_ACK 0x00000400 /* DMA Channel Running Indicator (WAIT ACK) */ + +#else + +#define PSIZE_16 0x0000 /* Transfer Word Size = 16 */ +#define PSIZE_32 0x0000 /* Transfer Word Size = 32 */ #define WDSIZE_16 0x0004 /* Transfer Word Size = 16 */ #define WDSIZE_32 0x0008 /* Transfer Word Size = 32 */ #define DMA2D 0x0010 /* DMA Mode (2D/1D*) */ #define RESTART 0x0020 /* DMA Buffer Clear */ #define DI_SEL 0x0040 /* Data Interrupt Timing Select */ #define DI_EN 0x0080 /* Data Interrupt Enable */ +#define DI_EN_X 0x00C0 /* Data Interrupt Enable in X count*/ +#define DI_EN_Y 0x0080 /* Data Interrupt Enable in Y count*/ #define NDSIZE_0 0x0000 /* Next Descriptor Size = 0 (Stop/Autobuffer) */ #define NDSIZE_1 0x0100 /* Next Descriptor Size = 1 */ #define NDSIZE_2 0x0200 /* Next Descriptor Size = 2 */ @@ -32,18 +75,26 @@ #define NDSIZE_8 0x0800 /* Next Descriptor Size = 8 */ #define NDSIZE_9 0x0900 /* Next Descriptor Size = 9 */ #define NDSIZE 0x0f00 /* Next Descriptor Size */ -#define DMAFLOW 0x7000 /* Flow Control */ -#define DMAFLOW_STOP 0x0000 /* Stop Mode */ -#define DMAFLOW_AUTO 0x1000 /* Autobuffer Mode */ +#define NDSIZE_OFFSET 8 /* Next Descriptor Size Offset */ #define DMAFLOW_ARRAY 0x4000 /* Descriptor Array Mode */ #define DMAFLOW_SMALL 0x6000 /* Small Model Descriptor List Mode */ #define DMAFLOW_LARGE 0x7000 /* Large Model Descriptor List Mode */ +#define DFETCH 0x0004 /* DMA Descriptor Fetch Indicator */ +#define DMA_RUN 0x0008 /* DMA Channel Running Indicator */ + +#endif +#define DMAFLOW 0x7000 /* Flow Control */ +#define DMAFLOW_STOP 0x0000 /* Stop Mode */ +#define DMAFLOW_AUTO 0x1000 /* Autobuffer Mode */ /* DMA_IRQ_STATUS Masks */ #define DMA_DONE 0x0001 /* DMA Completion Interrupt Status */ #define DMA_ERR 0x0002 /* DMA Error Interrupt Status */ -#define DFETCH 0x0004 /* DMA Descriptor Fetch Indicator */ -#define DMA_RUN 0x0008 /* DMA Channel Running Indicator */ +#ifdef CONFIG_BF60x +#define DMA_PIRQ 0x0004 /* DMA Peripheral Error Interrupt Status */ +#else +#define DMA_PIRQ 0 +#endif /* * All Blackfin system MMRs are padded to 32bits even if the register @@ -57,6 +108,26 @@ struct bfin_dma_regs { u32 next_desc_ptr; u32 start_addr; +#ifdef CONFIG_BF60x + u32 cfg; + u32 x_count; + u32 x_modify; + u32 y_count; + u32 y_modify; + u32 pad1; + u32 pad2; + u32 curr_desc_ptr; + u32 prev_desc_ptr; + u32 curr_addr; + u32 irq_status; + u32 curr_x_count; + u32 curr_y_count; + u32 pad3; + u32 bw_limit_count; + u32 curr_bw_limit_count; + u32 bw_monitor_count; + u32 curr_bw_monitor_count; +#else __BFP(config); u32 __pad0; __BFP(x_count); @@ -71,8 +142,10 @@ struct bfin_dma_regs { u32 __pad1; __BFP(curr_y_count); u32 __pad2; +#endif }; +#ifndef CONFIG_BF60x /* * bfin handshake mdma registers layout */ @@ -85,6 +158,7 @@ struct bfin_hmdma_regs { __BFP(ecount); __BFP(bcount); }; +#endif #undef __BFP diff --git a/arch/blackfin/include/asm/bfin_serial.h b/arch/blackfin/include/asm/bfin_serial.h index 68bcc3d119b..80a58488dbe 100644 --- a/arch/blackfin/include/asm/bfin_serial.h +++ b/arch/blackfin/include/asm/bfin_serial.h @@ -18,7 +18,7 @@ defined(CONFIG_BFIN_UART1_CTSRTS) || \ defined(CONFIG_BFIN_UART2_CTSRTS) || \ defined(CONFIG_BFIN_UART3_CTSRTS) -# ifdef BFIN_UART_BF54X_STYLE +# if defined(BFIN_UART_BF54X_STYLE) || defined(BFIN_UART_BF60X_STYLE) # define CONFIG_SERIAL_BFIN_HARD_CTSRTS # else # define CONFIG_SERIAL_BFIN_CTSRTS @@ -58,14 +58,67 @@ struct bfin_serial_port { #endif }; +#ifdef BFIN_UART_BF60X_STYLE + +/* UART_CTL Masks */ +#define UCEN 0x1 /* Enable UARTx Clocks */ +#define LOOP_ENA 0x2 /* Loopback Mode Enable */ +#define UMOD_MDB 0x10 /* Enable MDB Mode */ +#define UMOD_IRDA 0x20 /* Enable IrDA Mode */ +#define UMOD_MASK 0x30 /* Uart Mode Mask */ +#define WLS(x) (((x-5) & 0x03) << 8) /* Word Length Select */ +#define WLS_MASK 0x300 /* Word length Select Mask */ +#define STB 0x1000 /* Stop Bits */ +#define STBH 0x2000 /* Half Stop Bits */ +#define PEN 0x4000 /* Parity Enable */ +#define EPS 0x8000 /* Even Parity Select */ +#define STP 0x10000 /* Stick Parity */ +#define FPE 0x20000 /* Force Parity Error On Transmit */ +#define FFE 0x40000 /* Force Framing Error On Transmit */ +#define SB 0x80000 /* Set Break */ +#define LCR_MASK (STP | EPS | PEN | STB | WLS_MASK) +#define FCPOL 0x400000 /* Flow Control Pin Polarity */ +#define RPOLC 0x800000 /* IrDA RX Polarity Change */ +#define TPOLC 0x1000000 /* IrDA TX Polarity Change */ +#define MRTS 0x2000000 /* Manual Request To Send */ +#define XOFF 0x4000000 /* Transmitter Off */ +#define ARTS 0x8000000 /* Automatic Request To Send */ +#define ACTS 0x10000000 /* Automatic Clear To Send */ +#define RFIT 0x20000000 /* Receive FIFO IRQ Threshold */ +#define RFRT 0x40000000 /* Receive FIFO RTS Threshold */ + +/* UART_STAT Masks */ +#define DR 0x01 /* Data Ready */ +#define OE 0x02 /* Overrun Error */ +#define PE 0x04 /* Parity Error */ +#define FE 0x08 /* Framing Error */ +#define BI 0x10 /* Break Interrupt */ +#define THRE 0x20 /* THR Empty */ +#define TEMT 0x80 /* TSR and UART_THR Empty */ +#define TFI 0x100 /* Transmission Finished Indicator */ + +#define ASTKY 0x200 /* Address Sticky */ +#define ADDR 0x400 /* Address bit status */ +#define RO 0x800 /* Reception Ongoing */ +#define SCTS 0x1000 /* Sticky CTS */ +#define CTS 0x10000 /* Clear To Send */ +#define RFCS 0x20000 /* Receive FIFO Count Status */ + +/* UART_CLOCK Masks */ +#define EDBO 0x80000000 /* Enable Devide by One */ + +#else /* BFIN_UART_BF60X_STYLE */ + /* UART_LCR Masks */ #define WLS(x) (((x)-5) & 0x03) /* Word Length Select */ +#define WLS_MASK 0x03 /* Word length Select Mask */ #define STB 0x04 /* Stop Bits */ #define PEN 0x08 /* Parity Enable */ #define EPS 0x10 /* Even Parity Select */ #define STP 0x20 /* Stick Parity */ #define SB 0x40 /* Set Break */ #define DLAB 0x80 /* Divisor Latch Access */ +#define LCR_MASK (STP | EPS | PEN | STB | WLS_MASK) /* UART_LSR Masks */ #define DR 0x01 /* Data Ready */ @@ -77,15 +130,6 @@ struct bfin_serial_port { #define TEMT 0x40 /* TSR and UART_THR Empty */ #define TFI 0x80 /* Transmission Finished Indicator */ -/* UART_IER Masks */ -#define ERBFI 0x01 /* Enable Receive Buffer Full Interrupt */ -#define ETBEI 0x02 /* Enable Transmit Buffer Empty Interrupt */ -#define ELSI 0x04 /* Enable RX Status Interrupt */ -#define EDSSI 0x08 /* Enable Modem Status Interrupt */ -#define EDTPTI 0x10 /* Enable DMA Transmit PIRQ Interrupt */ -#define ETFI 0x20 /* Enable Transmission Finished Interrupt */ -#define ERFCI 0x40 /* Enable Receive FIFO Count Interrupt */ - /* UART_MCR Masks */ #define XOFF 0x01 /* Transmitter Off */ #define MRTS 0x02 /* Manual Request To Send */ @@ -103,13 +147,36 @@ struct bfin_serial_port { /* UART_GCTL Masks */ #define UCEN 0x01 /* Enable UARTx Clocks */ -#define IREN 0x02 /* Enable IrDA Mode */ +#define UMOD_IRDA 0x02 /* Enable IrDA Mode */ +#define UMOD_MASK 0x02 /* Uart Mode Mask */ #define TPOLC 0x04 /* IrDA TX Polarity Change */ #define RPOLC 0x08 /* IrDA RX Polarity Change */ #define FPE 0x10 /* Force Parity Error On Transmit */ #define FFE 0x20 /* Force Framing Error On Transmit */ -#ifdef BFIN_UART_BF54X_STYLE +#endif /* BFIN_UART_BF60X_STYLE */ + +/* UART_IER Masks */ +#define ERBFI 0x01 /* Enable Receive Buffer Full Interrupt */ +#define ETBEI 0x02 /* Enable Transmit Buffer Empty Interrupt */ +#define ELSI 0x04 /* Enable RX Status Interrupt */ +#define EDSSI 0x08 /* Enable Modem Status Interrupt */ +#define EDTPTI 0x10 /* Enable DMA Transmit PIRQ Interrupt */ +#define ETFI 0x20 /* Enable Transmission Finished Interrupt */ +#define ERFCI 0x40 /* Enable Receive FIFO Count Interrupt */ + +#if defined(BFIN_UART_BF60X_STYLE) +# define OFFSET_REDIV 0x00 /* Version ID Register */ +# define OFFSET_CTL 0x04 /* Control Register */ +# define OFFSET_STAT 0x08 /* Status Register */ +# define OFFSET_SCR 0x0C /* SCR Scratch Register */ +# define OFFSET_CLK 0x10 /* Clock Rate Register */ +# define OFFSET_IER 0x14 /* Interrupt Enable Register */ +# define OFFSET_IER_SET 0x18 /* Set Interrupt Enable Register */ +# define OFFSET_IER_CLEAR 0x1C /* Clear Interrupt Enable Register */ +# define OFFSET_RBR 0x20 /* Receive Buffer register */ +# define OFFSET_THR 0x24 /* Transmit Holding register */ +#elif defined(BFIN_UART_BF54X_STYLE) # define OFFSET_DLL 0x00 /* Divisor Latch (Low-Byte) */ # define OFFSET_DLH 0x04 /* Divisor Latch (High-Byte) */ # define OFFSET_GCTL 0x08 /* Global Control Register */ @@ -145,7 +212,23 @@ struct bfin_serial_port { */ #define __BFP(m) u16 m; u16 __pad_##m struct bfin_uart_regs { -#ifdef BFIN_UART_BF54X_STYLE +#if defined(BFIN_UART_BF60X_STYLE) + u32 revid; + u32 ctl; + u32 stat; + u32 scr; + u32 clk; + u32 ier; + u32 ier_set; + u32 ier_clear; + u32 rbr; + u32 thr; + u32 taip; + u32 tsr; + u32 rsr; + u32 txdiv; + u32 rxdiv; +#elif defined(BFIN_UART_BF54X_STYLE) __BFP(dll); __BFP(dlh); __BFP(gctl); @@ -182,13 +265,58 @@ struct bfin_uart_regs { }; #undef __BFP +#define port_membase(uart) (((struct bfin_serial_port *)(uart))->port.membase) + +/* #ifndef port_membase # define port_membase(p) 0 #endif +*/ +#ifdef BFIN_UART_BF60X_STYLE + +#define UART_GET_CHAR(p) bfin_read32(port_membase(p) + OFFSET_RBR) +#define UART_GET_CLK(p) bfin_read32(port_membase(p) + OFFSET_CLK) +#define UART_GET_CTL(p) bfin_read32(port_membase(p) + OFFSET_CTL) +#define UART_GET_GCTL(p) UART_GET_CTL(p) +#define UART_GET_LCR(p) UART_GET_CTL(p) +#define UART_GET_MCR(p) UART_GET_CTL(p) +#define UART_GET_STAT(p) bfin_read32(port_membase(p) + OFFSET_STAT) +#define UART_GET_MSR(p) UART_GET_STAT(p) + +#define UART_PUT_CHAR(p, v) bfin_write32(port_membase(p) + OFFSET_THR, v) +#define UART_PUT_CLK(p, v) bfin_write32(port_membase(p) + OFFSET_CLK, v) +#define UART_PUT_CTL(p, v) bfin_write32(port_membase(p) + OFFSET_CTL, v) +#define UART_PUT_GCTL(p, v) UART_PUT_CTL(p, v) +#define UART_PUT_LCR(p, v) UART_PUT_CTL(p, v) +#define UART_PUT_MCR(p, v) UART_PUT_CTL(p, v) +#define UART_PUT_STAT(p, v) bfin_write32(port_membase(p) + OFFSET_STAT, v) + +#define UART_CLEAR_IER(p, v) bfin_write32(port_membase(p) + OFFSET_IER_CLEAR, v) +#define UART_GET_IER(p) bfin_read32(port_membase(p) + OFFSET_IER) +#define UART_SET_IER(p, v) bfin_write32(port_membase(p) + OFFSET_IER_SET, v) + +#define UART_CLEAR_DLAB(p) /* MMRs not muxed on BF60x */ +#define UART_SET_DLAB(p) /* MMRs not muxed on BF60x */ + +#define UART_CLEAR_LSR(p) UART_PUT_STAT(p, -1) +#define UART_GET_LSR(p) UART_GET_STAT(p) +#define UART_PUT_LSR(p, v) UART_PUT_STAT(p, v) + +/* This handles hard CTS/RTS */ +#define BFIN_UART_CTSRTS_HARD +#define UART_CLEAR_SCTS(p) UART_PUT_STAT(p, SCTS) +#define UART_GET_CTS(x) (UART_GET_MSR(x) & CTS) +#define UART_DISABLE_RTS(x) UART_PUT_MCR(x, UART_GET_MCR(x) & ~(ARTS | MRTS)) +#define UART_ENABLE_RTS(x) UART_PUT_MCR(x, UART_GET_MCR(x) | MRTS | ARTS) +#define UART_ENABLE_INTS(x, v) UART_SET_IER(x, v) +#define UART_DISABLE_INTS(x) UART_CLEAR_IER(x, 0xF) + +#else /* BFIN_UART_BF60X_STYLE */ #define UART_GET_CHAR(p) bfin_read16(port_membase(p) + OFFSET_RBR) #define UART_GET_DLL(p) bfin_read16(port_membase(p) + OFFSET_DLL) #define UART_GET_DLH(p) bfin_read16(port_membase(p) + OFFSET_DLH) +#define UART_GET_CLK(p) ((UART_GET_DLH(p) << 8) | UART_GET_DLL(p)) #define UART_GET_GCTL(p) bfin_read16(port_membase(p) + OFFSET_GCTL) #define UART_GET_LCR(p) bfin_read16(port_membase(p) + OFFSET_LCR) #define UART_GET_MCR(p) bfin_read16(port_membase(p) + OFFSET_MCR) @@ -197,6 +325,11 @@ struct bfin_uart_regs { #define UART_PUT_CHAR(p, v) bfin_write16(port_membase(p) + OFFSET_THR, v) #define UART_PUT_DLL(p, v) bfin_write16(port_membase(p) + OFFSET_DLL, v) #define UART_PUT_DLH(p, v) bfin_write16(port_membase(p) + OFFSET_DLH, v) +#define UART_PUT_CLK(p, v) do \ +{\ +UART_PUT_DLL(p, v & 0xFF); \ +UART_PUT_DLH(p, (v >> 8) & 0xFF); } while (0); + #define UART_PUT_GCTL(p, v) bfin_write16(port_membase(p) + OFFSET_GCTL, v) #define UART_PUT_LCR(p, v) bfin_write16(port_membase(p) + OFFSET_LCR, v) #define UART_PUT_MCR(p, v) bfin_write16(port_membase(p) + OFFSET_MCR, v) @@ -233,12 +366,17 @@ struct bfin_uart_regs { #define UART_CLEAR_DLAB(p) do { UART_PUT_LCR(p, UART_GET_LCR(p) & ~DLAB); SSYNC(); } while (0) #define UART_SET_DLAB(p) do { UART_PUT_LCR(p, UART_GET_LCR(p) | DLAB); SSYNC(); } while (0) +#define get_lsr_cache(uart) (((struct bfin_serial_port *)(uart))->lsr) +#define put_lsr_cache(uart, v) (((struct bfin_serial_port *)(uart))->lsr = (v)) + +/* #ifndef put_lsr_cache # define put_lsr_cache(p, v) #endif #ifndef get_lsr_cache # define get_lsr_cache(p) 0 #endif +*/ /* The hardware clears the LSR bits upon read, so we need to cache * some of the more fun bits in software so they don't get lost @@ -267,7 +405,9 @@ static inline void UART_PUT_LSR(void *p, uint16_t val) #define UART_ENABLE_INTS(x, v) UART_PUT_IER(x, v) #define UART_DISABLE_INTS(x) UART_PUT_IER(x, 0) -#endif +#endif /* BFIN_UART_BF54X_STYLE */ + +#endif /* BFIN_UART_BF60X_STYLE */ #ifndef BFIN_UART_TX_FIFO_SIZE # define BFIN_UART_TX_FIFO_SIZE 2 diff --git a/arch/blackfin/include/asm/dma.h b/arch/blackfin/include/asm/dma.h index dac0c97242b..40e9c2bbc6e 100644 --- a/arch/blackfin/include/asm/dma.h +++ b/arch/blackfin/include/asm/dma.h @@ -22,12 +22,22 @@ #define DATA_SIZE_8 0 #define DATA_SIZE_16 1 #define DATA_SIZE_32 2 +#ifdef CONFIG_BF60x +#define DATA_SIZE_64 3 +#endif #define DMA_FLOW_STOP 0 #define DMA_FLOW_AUTO 1 +#ifdef CONFIG_BF60x +#define DMA_FLOW_LIST 4 +#define DMA_FLOW_ARRAY 5 +#define DMA_FLOW_LIST_DEMAND 6 +#define DMA_FLOW_ARRAY_DEMAND 7 +#else #define DMA_FLOW_ARRAY 4 #define DMA_FLOW_SMALL 6 #define DMA_FLOW_LARGE 7 +#endif #define DIMENSION_LINEAR 0 #define DIMENSION_2D 1 @@ -36,26 +46,80 @@ #define DIR_WRITE 1 #define INTR_DISABLE 0 +#ifdef CONFIG_BF60x +#define INTR_ON_PERI 1 +#endif #define INTR_ON_BUF 2 #define INTR_ON_ROW 3 #define DMA_NOSYNC_KEEP_DMA_BUF 0 #define DMA_SYNC_RESTART 1 +#ifdef DMA_MMR_SIZE_32 +#define DMA_MMR_SIZE_TYPE long +#define DMA_MMR_READ bfin_read32 +#define DMA_MMR_WRITE bfin_write32 +#else +#define DMA_MMR_SIZE_TYPE short +#define DMA_MMR_READ bfin_read16 +#define DMA_MMR_WRITE bfin_write16 +#endif + +struct dma_desc_array { + unsigned long start_addr; + unsigned DMA_MMR_SIZE_TYPE cfg; + unsigned DMA_MMR_SIZE_TYPE x_count; + DMA_MMR_SIZE_TYPE x_modify; +} __attribute__((packed)); + struct dmasg { void *next_desc_addr; unsigned long start_addr; - unsigned short cfg; - unsigned short x_count; - short x_modify; - unsigned short y_count; - short y_modify; + unsigned DMA_MMR_SIZE_TYPE cfg; + unsigned DMA_MMR_SIZE_TYPE x_count; + DMA_MMR_SIZE_TYPE x_modify; + unsigned DMA_MMR_SIZE_TYPE y_count; + DMA_MMR_SIZE_TYPE y_modify; } __attribute__((packed)); struct dma_register { void *next_desc_ptr; /* DMA Next Descriptor Pointer register */ unsigned long start_addr; /* DMA Start address register */ +#ifdef CONFIG_BF60x + unsigned long cfg; /* DMA Configuration register */ + unsigned long x_count; /* DMA x_count register */ + + long x_modify; /* DMA x_modify register */ + + unsigned long y_count; /* DMA y_count register */ + + long y_modify; /* DMA y_modify register */ + + unsigned long reserved; + unsigned long reserved2; + + void *curr_desc_ptr; /* DMA Current Descriptor Pointer + register */ + void *prev_desc_ptr; /* DMA previous initial Descriptor Pointer + register */ + unsigned long curr_addr_ptr; /* DMA Current Address Pointer + register */ + unsigned long irq_status; /* DMA irq status register */ + + unsigned long curr_x_count; /* DMA Current x-count register */ + + unsigned long curr_y_count; /* DMA Current y-count register */ + + unsigned long reserved3; + + unsigned long bw_limit_count; /* DMA band width limit count register */ + unsigned long curr_bw_limit_count; /* DMA Current band width limit + count register */ + unsigned long bw_monitor_count; /* DMA band width limit count register */ + unsigned long curr_bw_monitor_count; /* DMA Current band width limit + count register */ +#else unsigned short cfg; /* DMA Configuration register */ unsigned short dummy1; /* DMA Configuration register */ @@ -92,6 +156,7 @@ struct dma_register { unsigned short dummy9; unsigned long reserved3; +#endif }; @@ -131,23 +196,23 @@ static inline void set_dma_curr_desc_addr(unsigned int channel, void *addr) { dma_ch[channel].regs->curr_desc_ptr = addr; } -static inline void set_dma_x_count(unsigned int channel, unsigned short x_count) +static inline void set_dma_x_count(unsigned int channel, unsigned DMA_MMR_SIZE_TYPE x_count) { dma_ch[channel].regs->x_count = x_count; } -static inline void set_dma_y_count(unsigned int channel, unsigned short y_count) +static inline void set_dma_y_count(unsigned int channel, unsigned DMA_MMR_SIZE_TYPE y_count) { dma_ch[channel].regs->y_count = y_count; } -static inline void set_dma_x_modify(unsigned int channel, short x_modify) +static inline void set_dma_x_modify(unsigned int channel, DMA_MMR_SIZE_TYPE x_modify) { dma_ch[channel].regs->x_modify = x_modify; } -static inline void set_dma_y_modify(unsigned int channel, short y_modify) +static inline void set_dma_y_modify(unsigned int channel, DMA_MMR_SIZE_TYPE y_modify) { dma_ch[channel].regs->y_modify = y_modify; } -static inline void set_dma_config(unsigned int channel, unsigned short config) +static inline void set_dma_config(unsigned int channel, unsigned DMA_MMR_SIZE_TYPE config) { dma_ch[channel].regs->cfg = config; } @@ -156,23 +221,55 @@ static inline void set_dma_curr_addr(unsigned int channel, unsigned long addr) dma_ch[channel].regs->curr_addr_ptr = addr; } -static inline unsigned short +#ifdef CONFIG_BF60x +static inline unsigned long +set_bfin_dma_config2(char direction, char flow_mode, char intr_mode, + char dma_mode, char mem_width, char syncmode, char peri_width) +{ + unsigned long config = 0; + + switch (intr_mode) { + case INTR_ON_BUF: + if (dma_mode == DIMENSION_2D) + config = DI_EN_Y; + else + config = DI_EN_X; + break; + case INTR_ON_ROW: + config = DI_EN_X; + break; + case INTR_ON_PERI: + config = DI_EN_P; + break; + }; + + return config | (direction << 1) | (mem_width << 8) | (dma_mode << 26) | + (flow_mode << 12) | (syncmode << 2) | (peri_width << 4); +} +#endif + +static inline unsigned DMA_MMR_SIZE_TYPE set_bfin_dma_config(char direction, char flow_mode, - char intr_mode, char dma_mode, char width, char syncmode) + char intr_mode, char dma_mode, char mem_width, char syncmode) { - return (direction << 1) | (width << 2) | (dma_mode << 4) | +#ifdef CONFIG_BF60x + return set_bfin_dma_config2(direction, flow_mode, intr_mode, dma_mode, + mem_width, syncmode, mem_width); +#else + return (direction << 1) | (mem_width << 2) | (dma_mode << 4) | (intr_mode << 6) | (flow_mode << 12) | (syncmode << 5); +#endif } -static inline unsigned short get_dma_curr_irqstat(unsigned int channel) +static inline unsigned DMA_MMR_SIZE_TYPE get_dma_curr_irqstat(unsigned int channel) { return dma_ch[channel].regs->irq_status; } -static inline unsigned short get_dma_curr_xcount(unsigned int channel) +static inline unsigned DMA_MMR_SIZE_TYPE get_dma_curr_xcount(unsigned int channel) { return dma_ch[channel].regs->curr_x_count; } -static inline unsigned short get_dma_curr_ycount(unsigned int channel) +static inline unsigned DMA_MMR_SIZE_TYPE get_dma_curr_ycount(unsigned int channel) { return dma_ch[channel].regs->curr_y_count; } @@ -184,7 +281,7 @@ static inline void *get_dma_curr_desc_ptr(unsigned int channel) { return dma_ch[channel].regs->curr_desc_ptr; } -static inline unsigned short get_dma_config(unsigned int channel) +static inline unsigned DMA_MMR_SIZE_TYPE get_dma_config(unsigned int channel) { return dma_ch[channel].regs->cfg; } @@ -203,8 +300,8 @@ static inline void set_dma_sg(unsigned int channel, struct dmasg *sg, int ndsize dma_ch[channel].regs->next_desc_ptr = sg; dma_ch[channel].regs->cfg = - (dma_ch[channel].regs->cfg & ~(0xf << 8)) | - ((ndsize & 0xf) << 8); + (dma_ch[channel].regs->cfg & ~NDSIZE) | + ((ndsize << NDSIZE_OFFSET) & NDSIZE); } static inline int dma_channel_active(unsigned int channel) @@ -239,7 +336,7 @@ static inline void dma_enable_irq(unsigned int channel) } static inline void clear_dma_irqstat(unsigned int channel) { - dma_ch[channel].regs->irq_status = DMA_DONE | DMA_ERR; + dma_ch[channel].regs->irq_status = DMA_DONE | DMA_ERR | DMA_PIRQ; } void *dma_memcpy(void *dest, const void *src, size_t count); diff --git a/arch/blackfin/include/asm/fixed_code.h b/arch/blackfin/include/asm/fixed_code.h index 73fe53e7fd2..5395088b2d0 100644 --- a/arch/blackfin/include/asm/fixed_code.h +++ b/arch/blackfin/include/asm/fixed_code.h @@ -29,24 +29,28 @@ extern void sigreturn_stub(void); #endif #endif -#define FIXED_CODE_START 0x400 +#ifndef CONFIG_PHY_RAM_BASE_ADDRESS +#define CONFIG_PHY_RAM_BASE_ADDRESS 0x0 +#endif + +#define FIXED_CODE_START (CONFIG_PHY_RAM_BASE_ADDRESS + 0x400) -#define SIGRETURN_STUB 0x400 +#define SIGRETURN_STUB (CONFIG_PHY_RAM_BASE_ADDRESS + 0x400) -#define ATOMIC_SEQS_START 0x410 +#define ATOMIC_SEQS_START (CONFIG_PHY_RAM_BASE_ADDRESS + 0x410) -#define ATOMIC_XCHG32 0x410 -#define ATOMIC_CAS32 0x420 -#define ATOMIC_ADD32 0x430 -#define ATOMIC_SUB32 0x440 -#define ATOMIC_IOR32 0x450 -#define ATOMIC_AND32 0x460 -#define ATOMIC_XOR32 0x470 +#define ATOMIC_XCHG32 (CONFIG_PHY_RAM_BASE_ADDRESS + 0x410) +#define ATOMIC_CAS32 (CONFIG_PHY_RAM_BASE_ADDRESS + 0x420) +#define ATOMIC_ADD32 (CONFIG_PHY_RAM_BASE_ADDRESS + 0x430) +#define ATOMIC_SUB32 (CONFIG_PHY_RAM_BASE_ADDRESS + 0x440) +#define ATOMIC_IOR32 (CONFIG_PHY_RAM_BASE_ADDRESS + 0x450) +#define ATOMIC_AND32 (CONFIG_PHY_RAM_BASE_ADDRESS + 0x460) +#define ATOMIC_XOR32 (CONFIG_PHY_RAM_BASE_ADDRESS + 0x470) -#define ATOMIC_SEQS_END 0x480 +#define ATOMIC_SEQS_END (CONFIG_PHY_RAM_BASE_ADDRESS + 0x480) -#define SAFE_USER_INSTRUCTION 0x480 +#define SAFE_USER_INSTRUCTION (CONFIG_PHY_RAM_BASE_ADDRESS + 0x480) -#define FIXED_CODE_END 0x490 +#define FIXED_CODE_END (CONFIG_PHY_RAM_BASE_ADDRESS + 0x490) #endif diff --git a/arch/blackfin/include/asm/page.h b/arch/blackfin/include/asm/page.h index 7202404966f..b93474d5be7 100644 --- a/arch/blackfin/include/asm/page.h +++ b/arch/blackfin/include/asm/page.h @@ -7,14 +7,15 @@ #ifndef _BLACKFIN_PAGE_H #define _BLACKFIN_PAGE_H -#include <asm-generic/page.h> -#define MAP_NR(addr) (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT) +#define ARCH_PFN_OFFSET (CONFIG_PHY_RAM_BASE_ADDRESS >> PAGE_SHIFT) +#define MAP_NR(addr) ((unsigned long)(addr) >> PAGE_SHIFT) #define VM_DATA_DEFAULT_FLAGS \ (VM_READ | VM_WRITE | \ ((current->personality & READ_IMPLIES_EXEC) ? VM_EXEC : 0 ) | \ VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) +#include <asm-generic/page.h> #include <asm-generic/memory_model.h> #include <asm-generic/getorder.h> |