diff options
Diffstat (limited to 'arch/blackfin/mach-bf537/include')
| -rw-r--r-- | arch/blackfin/mach-bf537/include/mach/cdefBF534.h | 44 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf537/include/mach/defBF534.h | 44 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf537/include/mach/pll.h | 57 |
3 files changed, 57 insertions, 88 deletions
diff --git a/arch/blackfin/mach-bf537/include/mach/cdefBF534.h b/arch/blackfin/mach-bf537/include/mach/cdefBF534.h index 91825c9bd22..fbeb35e1413 100644 --- a/arch/blackfin/mach-bf537/include/mach/cdefBF534.h +++ b/arch/blackfin/mach-bf537/include/mach/cdefBF534.h @@ -1750,48 +1750,4 @@ /* These need to be last due to the cdef/linux inter-dependencies */ #include <asm/irq.h> -/* Writing to PLL_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_PLL_CTL(unsigned int val) -{ - unsigned long flags, iwr; - - if (val == bfin_read_PLL_CTL()) - return; - - local_irq_save_hw(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr = bfin_read32(SIC_IWR); - /* Only allow PPL Wakeup) */ - bfin_write32(SIC_IWR, IWR_ENABLE(0)); - - bfin_write16(PLL_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SIC_IWR, iwr); - local_irq_restore_hw(flags); -} - -/* Writing to VR_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_VR_CTL(unsigned int val) -{ - unsigned long flags, iwr; - - if (val == bfin_read_VR_CTL()) - return; - - local_irq_save_hw(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr = bfin_read32(SIC_IWR); - /* Only allow PPL Wakeup) */ - bfin_write32(SIC_IWR, IWR_ENABLE(0)); - - bfin_write16(VR_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SIC_IWR, iwr); - local_irq_restore_hw(flags); -} - #endif /* _CDEF_BF534_H */ diff --git a/arch/blackfin/mach-bf537/include/mach/defBF534.h b/arch/blackfin/mach-bf537/include/mach/defBF534.h index 6f56907a18c..0323e6bacda 100644 --- a/arch/blackfin/mach-bf537/include/mach/defBF534.h +++ b/arch/blackfin/mach-bf537/include/mach/defBF534.h @@ -1071,50 +1071,6 @@ #define FPE 0x10 /* Force Parity Error On Transmit */ #define FFE 0x20 /* Force Framing Error On Transmit */ -/* *********** SERIAL PERIPHERAL INTERFACE (SPI) MASKS ****************************/ -/* SPI_CTL Masks */ -#define TIMOD 0x0003 /* Transfer Initiate Mode */ -#define RDBR_CORE 0x0000 /* RDBR Read Initiates, IRQ When RDBR Full */ -#define TDBR_CORE 0x0001 /* TDBR Write Initiates, IRQ When TDBR Empty */ -#define RDBR_DMA 0x0002 /* DMA Read, DMA Until FIFO Empty */ -#define TDBR_DMA 0x0003 /* DMA Write, DMA Until FIFO Full */ -#define SZ 0x0004 /* Send Zero (When TDBR Empty, Send Zero/Last*) */ -#define GM 0x0008 /* Get More (When RDBR Full, Overwrite/Discard*) */ -#define PSSE 0x0010 /* Slave-Select Input Enable */ -#define EMISO 0x0020 /* Enable MISO As Output */ -#define SIZE 0x0100 /* Size of Words (16/8* Bits) */ -#define LSBF 0x0200 /* LSB First */ -#define CPHA 0x0400 /* Clock Phase */ -#define CPOL 0x0800 /* Clock Polarity */ -#define MSTR 0x1000 /* Master/Slave* */ -#define WOM 0x2000 /* Write Open Drain Master */ -#define SPE 0x4000 /* SPI Enable */ - -/* SPI_FLG Masks */ -#define FLS1 0x0002 /* Enables SPI_FLOUT1 as SPI Slave-Select Output */ -#define FLS2 0x0004 /* Enables SPI_FLOUT2 as SPI Slave-Select Output */ -#define FLS3 0x0008 /* Enables SPI_FLOUT3 as SPI Slave-Select Output */ -#define FLS4 0x0010 /* Enables SPI_FLOUT4 as SPI Slave-Select Output */ -#define FLS5 0x0020 /* Enables SPI_FLOUT5 as SPI Slave-Select Output */ -#define FLS6 0x0040 /* Enables SPI_FLOUT6 as SPI Slave-Select Output */ -#define FLS7 0x0080 /* Enables SPI_FLOUT7 as SPI Slave-Select Output */ -#define FLG1 0xFDFF /* Activates SPI_FLOUT1 */ -#define FLG2 0xFBFF /* Activates SPI_FLOUT2 */ -#define FLG3 0xF7FF /* Activates SPI_FLOUT3 */ -#define FLG4 0xEFFF /* Activates SPI_FLOUT4 */ -#define FLG5 0xDFFF /* Activates SPI_FLOUT5 */ -#define FLG6 0xBFFF /* Activates SPI_FLOUT6 */ -#define FLG7 0x7FFF /* Activates SPI_FLOUT7 */ - -/* SPI_STAT Masks */ -#define SPIF 0x0001 /* SPI Finished (Single-Word Transfer Complete) */ -#define MODF 0x0002 /* Mode Fault Error (Another Device Tried To Become Master) */ -#define TXE 0x0004 /* Transmission Error (Data Sent With No New Data In TDBR) */ -#define TXS 0x0008 /* SPI_TDBR Data Buffer Status (Full/Empty*) */ -#define RBSY 0x0010 /* Receive Error (Data Received With RDBR Full) */ -#define RXS 0x0020 /* SPI_RDBR Data Buffer Status (Full/Empty*) */ -#define TXCOL 0x0040 /* Transmit Collision Error (Corrupt Data May Have Been Sent) */ - /* **************** GENERAL PURPOSE TIMER MASKS **********************/ /* TIMER_ENABLE Masks */ #define TIMEN0 0x0001 /* Enable Timer 0 */ diff --git a/arch/blackfin/mach-bf537/include/mach/pll.h b/arch/blackfin/mach-bf537/include/mach/pll.h new file mode 100644 index 00000000000..169c106d0ed --- /dev/null +++ b/arch/blackfin/mach-bf537/include/mach/pll.h @@ -0,0 +1,57 @@ +/* + * Copyright 2005-2008 Analog Devices Inc. + * + * Licensed under the GPL-2 or later + */ + +#ifndef _MACH_PLL_H +#define _MACH_PLL_H + +#include <asm/blackfin.h> +#include <asm/irqflags.h> + +/* Writing to PLL_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_PLL_CTL(unsigned int val) +{ + unsigned long flags, iwr; + + if (val == bfin_read_PLL_CTL()) + return; + + flags = hard_local_irq_save(); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr = bfin_read32(SIC_IWR); + /* Only allow PPL Wakeup) */ + bfin_write32(SIC_IWR, IWR_ENABLE(0)); + + bfin_write16(PLL_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SIC_IWR, iwr); + hard_local_irq_restore(flags); +} + +/* Writing to VR_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_VR_CTL(unsigned int val) +{ + unsigned long flags, iwr; + + if (val == bfin_read_VR_CTL()) + return; + + flags = hard_local_irq_save(); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr = bfin_read32(SIC_IWR); + /* Only allow PPL Wakeup) */ + bfin_write32(SIC_IWR, IWR_ENABLE(0)); + + bfin_write16(VR_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SIC_IWR, iwr); + hard_local_irq_restore(flags); +} + +#endif /* _MACH_PLL_H */ |