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authorDavid Howells <dhowells@redhat.com>2010-10-07 14:08:49 +0100
committerDavid Howells <dhowells@redhat.com>2010-10-07 14:08:49 +0100
commit3dcc1e7f9fd48f20beefd41a684cd471a96565c5 (patch)
tree02ab916ad68feafdbd3fa5013958c9f4ec6f8457 /arch/blackfin/mach-bf533
parentcb655d0f3d57c23db51b981648e452988c0223f9 (diff)
Blackfin: Split PLL code from mach-specific cdef headers
Split the PLL control code from the Blackfin machine-specific cdef headers so that the irqflags functions can be renamed without incurring a header loop. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'arch/blackfin/mach-bf533')
-rw-r--r--arch/blackfin/mach-bf533/include/mach/cdefBF532.h44
-rw-r--r--arch/blackfin/mach-bf533/include/mach/pll.h57
2 files changed, 57 insertions, 44 deletions
diff --git a/arch/blackfin/mach-bf533/include/mach/cdefBF532.h b/arch/blackfin/mach-bf533/include/mach/cdefBF532.h
index feb2392c43ea..8edad6d60f64 100644
--- a/arch/blackfin/mach-bf533/include/mach/cdefBF532.h
+++ b/arch/blackfin/mach-bf533/include/mach/cdefBF532.h
@@ -697,48 +697,4 @@ BFIN_READ_FIO_FLAG(T)
#define bfin_read_FIO_FLAG_D() bfin_read16(FIO_FLAG_D)
#endif
-/* 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_BF532_H */
diff --git a/arch/blackfin/mach-bf533/include/mach/pll.h b/arch/blackfin/mach-bf533/include/mach/pll.h
new file mode 100644
index 000000000000..9a0c9a2f1278
--- /dev/null
+++ b/arch/blackfin/mach-bf533/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;
+
+ 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 /* _MACH_PLL_H */