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author | Ingo Molnar <mingo@elte.hu> | 2009-01-11 04:45:50 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-01-11 04:45:50 +0100 |
commit | e8b722f487589a1f60ca27adc695494f188d404e (patch) | |
tree | be3897dceb9b7c0949a8917ab11eea2752375e3b /arch/blackfin/mach-bf561/include/mach/cdefBF561.h | |
parent | 01d07820a0df6b6134c1bb75b1e84c9d0cdab3be (diff) | |
parent | c59765042f53a79a7a65585042ff463b69cb248c (diff) | |
download | blackbird-op-linux-e8b722f487589a1f60ca27adc695494f188d404e.tar.gz blackbird-op-linux-e8b722f487589a1f60ca27adc695494f188d404e.zip |
Merge commit 'v2.6.29-rc1' into irq/urgent
Diffstat (limited to 'arch/blackfin/mach-bf561/include/mach/cdefBF561.h')
-rw-r--r-- | arch/blackfin/mach-bf561/include/mach/cdefBF561.h | 103 |
1 files changed, 53 insertions, 50 deletions
diff --git a/arch/blackfin/mach-bf561/include/mach/cdefBF561.h b/arch/blackfin/mach-bf561/include/mach/cdefBF561.h index c14d63402e70..95d609f11c97 100644 --- a/arch/blackfin/mach-bf561/include/mach/cdefBF561.h +++ b/arch/blackfin/mach-bf561/include/mach/cdefBF561.h @@ -39,65 +39,15 @@ /*include core specific register pointer definitions*/ #include <asm/cdef_LPBlackfin.h> -#include <asm/system.h> - /*********************************************************************************** */ /* System MMR Register Map */ /*********************************************************************************** */ /* Clock and System Control (0xFFC00000 - 0xFFC000FF) */ #define bfin_read_PLL_CTL() bfin_read16(PLL_CTL) -/* Writing to PLL_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_PLL_CTL(unsigned int val) -{ - unsigned long flags, iwr0, iwr1; - - if (val == bfin_read_PLL_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr0 = bfin_read32(SICA_IWR0); - iwr1 = bfin_read32(SICA_IWR1); - /* Only allow PPL Wakeup) */ - bfin_write32(SICA_IWR0, IWR_ENABLE(0)); - bfin_write32(SICA_IWR1, 0); - - bfin_write16(PLL_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SICA_IWR0, iwr0); - bfin_write32(SICA_IWR1, iwr1); - local_irq_restore(flags); -} #define bfin_read_PLL_DIV() bfin_read16(PLL_DIV) #define bfin_write_PLL_DIV(val) bfin_write16(PLL_DIV,val) #define bfin_read_VR_CTL() bfin_read16(VR_CTL) -/* Writing to VR_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_VR_CTL(unsigned int val) -{ - unsigned long flags, iwr0, iwr1; - - if (val == bfin_read_VR_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr0 = bfin_read32(SICA_IWR0); - iwr1 = bfin_read32(SICA_IWR1); - /* Only allow PPL Wakeup) */ - bfin_write32(SICA_IWR0, IWR_ENABLE(0)); - bfin_write32(SICA_IWR1, 0); - - bfin_write16(VR_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SICA_IWR0, iwr0); - bfin_write32(SICA_IWR1, iwr1); - local_irq_restore(flags); -} #define bfin_read_PLL_STAT() bfin_read16(PLL_STAT) #define bfin_write_PLL_STAT(val) bfin_write16(PLL_STAT,val) #define bfin_read_PLL_LOCKCNT() bfin_read16(PLL_LOCKCNT) @@ -1576,4 +1526,57 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) #define bfin_read_MDMA_D0_START_ADDR() bfin_read_MDMA1_D0_START_ADDR() #define bfin_write_MDMA_D0_START_ADDR(val) bfin_write_MDMA1_D0_START_ADDR(val) +/* 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, iwr0, iwr1; + + if (val == bfin_read_PLL_CTL()) + return; + + local_irq_save_hw(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr0 = bfin_read32(SICA_IWR0); + iwr1 = bfin_read32(SICA_IWR1); + /* Only allow PPL Wakeup) */ + bfin_write32(SICA_IWR0, IWR_ENABLE(0)); + bfin_write32(SICA_IWR1, 0); + + bfin_write16(PLL_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SICA_IWR0, iwr0); + bfin_write32(SICA_IWR1, iwr1); + 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, iwr0, iwr1; + + if (val == bfin_read_VR_CTL()) + return; + + local_irq_save_hw(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr0 = bfin_read32(SICA_IWR0); + iwr1 = bfin_read32(SICA_IWR1); + /* Only allow PPL Wakeup) */ + bfin_write32(SICA_IWR0, IWR_ENABLE(0)); + bfin_write32(SICA_IWR1, 0); + + bfin_write16(VR_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SICA_IWR0, iwr0); + bfin_write32(SICA_IWR1, iwr1); + local_irq_restore_hw(flags); +} + #endif /* _CDEF_BF561_H */ |