12 files changed, 394 insertions, 0 deletions
diff --git a/kernel/arch/blackfin/include/mach-common/irq.h b/kernel/arch/blackfin/include/mach-common/irq.h
new file mode 100644
index 000000000..af9fc8171
--- /dev/null
+++ b/kernel/arch/blackfin/include/mach-common/irq.h
@@ -0,0 +1,58 @@
+/*
+ * Common Blackfin IRQ definitions (i.e. the CEC)
+ *
+ * Copyright 2005-2011 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later
+ */
+
+#ifndef _MACH_COMMON_IRQ_H_
+#define _MACH_COMMON_IRQ_H_
+
+/*
+ * Core events interrupt source definitions
+ *
+ *  Event Source       Event Name
+ *  Emulation          EMU            0  (highest priority)
+ *  Reset              RST            1
+ *  NMI                NMI            2
+ *  Exception          EVX            3
+ *  Reserved           --             4
+ *  Hardware Error     IVHW           5
+ *  Core Timer         IVTMR          6
+ *  Peripherals        IVG7           7
+ *  Peripherals        IVG8           8
+ *  Peripherals        IVG9           9
+ *  Peripherals        IVG10         10
+ *  Peripherals        IVG11         11
+ *  Peripherals        IVG12         12
+ *  Peripherals        IVG13         13
+ *  Softirq            IVG14         14
+ *  System Call        IVG15         15  (lowest priority)
+ */
+
+/* The ABSTRACT IRQ definitions */
+#define IRQ_EMU			0	/* Emulation */
+#define IRQ_RST			1	/* reset */
+#define IRQ_NMI			2	/* Non Maskable */
+#define IRQ_EVX			3	/* Exception */
+#define IRQ_UNUSED		4	/* - unused interrupt */
+#define IRQ_HWERR		5	/* Hardware Error */
+#define IRQ_CORETMR		6	/* Core timer */
+
+#define IVG7			7
+#define IVG8			8
+#define IVG9			9
+#define IVG10			10
+#define IVG11			11
+#define IVG12			12
+#define IVG13			13
+#define IVG14			14
+#define IVG15			15
+
+#define BFIN_IRQ(x)		((x) + IVG7)
+#define BFIN_SYSIRQ(x)		((x) - IVG7)
+
+#define NR_IRQS			(NR_MACH_IRQS + NR_SPARE_IRQS)
+
+#endif
diff --git a/kernel/arch/blackfin/include/mach-common/pll.h b/kernel/arch/blackfin/include/mach-common/pll.h
new file mode 100644
index 000000000..382178b36
--- /dev/null
+++ b/kernel/arch/blackfin/include/mach-common/pll.h
@@ -0,0 +1,86 @@
+/*
+ * Copyright 2005-2010 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#ifndef _MACH_COMMON_PLL_H
+#define _MACH_COMMON_PLL_H
+
+#ifndef __ASSEMBLY__
+
+#include <asm/blackfin.h>
+#include <asm/irqflags.h>
+
+#ifndef bfin_iwr_restore
+static inline void
+bfin_iwr_restore(unsigned long iwr0, unsigned long iwr1, unsigned long iwr2)
+{
+#ifdef SIC_IWR
+	bfin_write_SIC_IWR(iwr0);
+#else
+	bfin_write_SIC_IWR0(iwr0);
+# ifdef SIC_IWR1
+	bfin_write_SIC_IWR1(iwr1);
+# endif
+# ifdef SIC_IWR2
+	bfin_write_SIC_IWR2(iwr2);
+# endif
+#endif
+}
+#endif
+
+#ifndef bfin_iwr_save
+static inline void
+bfin_iwr_save(unsigned long niwr0, unsigned long niwr1, unsigned long niwr2,
+              unsigned long *iwr0, unsigned long *iwr1, unsigned long *iwr2)
+{
+#ifdef SIC_IWR
+	*iwr0 = bfin_read_SIC_IWR();
+#else
+	*iwr0 = bfin_read_SIC_IWR0();
+# ifdef SIC_IWR1
+	*iwr1 = bfin_read_SIC_IWR1();
+# endif
+# ifdef SIC_IWR2
+	*iwr2 = bfin_read_SIC_IWR2();
+# endif
+#endif
+	bfin_iwr_restore(niwr0, niwr1, niwr2);
+}
+#endif
+
+static inline void _bfin_write_pll_relock(u32 addr, unsigned int val)
+{
+	unsigned long flags, iwr0, iwr1, iwr2;
+
+	if (val == bfin_read_PLL_CTL())
+		return;
+
+	flags = hard_local_irq_save();
+	/* Enable the PLL Wakeup bit in SIC IWR */
+	bfin_iwr_save(IWR_ENABLE(0), 0, 0, &iwr0, &iwr1, &iwr2);
+
+	bfin_write16(addr, val);
+	SSYNC();
+	asm("IDLE;");
+
+	bfin_iwr_restore(iwr0, iwr1, iwr2);
+	hard_local_irq_restore(flags);
+}
+
+/* Writing to PLL_CTL initiates a PLL relock sequence */
+static inline void bfin_write_PLL_CTL(unsigned int val)
+{
+	_bfin_write_pll_relock(PLL_CTL, val);
+}
+
+/* Writing to VR_CTL initiates a PLL relock sequence */
+static inline void bfin_write_VR_CTL(unsigned int val)
+{
+	_bfin_write_pll_relock(VR_CTL, val);
+}
+
+#endif
+
+#endif
diff --git a/kernel/arch/blackfin/include/mach-common/ports-a.h b/kernel/arch/blackfin/include/mach-common/ports-a.h
new file mode 100644
index 000000000..9f78a761c
--- /dev/null
+++ b/kernel/arch/blackfin/include/mach-common/ports-a.h
@@ -0,0 +1,25 @@
+/*
+ * Port A Masks
+ */
+
+#ifndef __BFIN_PERIPHERAL_PORT_A__
+#define __BFIN_PERIPHERAL_PORT_A__
+
+#define PA0		(1 << 0)
+#define PA1		(1 << 1)
+#define PA2		(1 << 2)
+#define PA3		(1 << 3)
+#define PA4		(1 << 4)
+#define PA5		(1 << 5)
+#define PA6		(1 << 6)
+#define PA7		(1 << 7)
+#define PA8		(1 << 8)
+#define PA9		(1 << 9)
+#define PA10		(1 << 10)
+#define PA11		(1 << 11)
+#define PA12		(1 << 12)
+#define PA13		(1 << 13)
+#define PA14		(1 << 14)
+#define PA15		(1 << 15)
+
+#endif
diff --git a/kernel/arch/blackfin/include/mach-common/ports-b.h b/kernel/arch/blackfin/include/mach-common/ports-b.h
new file mode 100644
index 000000000..b81702f09
--- /dev/null
+++ b/kernel/arch/blackfin/include/mach-common/ports-b.h
@@ -0,0 +1,25 @@
+/*
+ * Port B Masks
+ */
+
+#ifndef __BFIN_PERIPHERAL_PORT_B__
+#define __BFIN_PERIPHERAL_PORT_B__
+
+#define PB0		(1 << 0)
+#define PB1		(1 << 1)
+#define PB2		(1 << 2)
+#define PB3		(1 << 3)
+#define PB4		(1 << 4)
+#define PB5		(1 << 5)
+#define PB6		(1 << 6)
+#define PB7		(1 << 7)
+#define PB8		(1 << 8)
+#define PB9		(1 << 9)
+#define PB10		(1 << 10)
+#define PB11		(1 << 11)
+#define PB12		(1 << 12)
+#define PB13		(1 << 13)
+#define PB14		(1 << 14)
+#define PB15		(1 << 15)
+
+#endif
diff --git a/kernel/arch/blackfin/include/mach-common/ports-c.h b/kernel/arch/blackfin/include/mach-common/ports-c.h
new file mode 100644
index 000000000..3cc665e0b
--- /dev/null
+++ b/kernel/arch/blackfin/include/mach-common/ports-c.h
@@ -0,0 +1,25 @@
+/*
+ * Port C Masks
+ */
+
+#ifndef __BFIN_PERIPHERAL_PORT_C__
+#define __BFIN_PERIPHERAL_PORT_C__
+
+#define PC0		(1 << 0)
+#define PC1		(1 << 1)
+#define PC2		(1 << 2)
+#define PC3		(1 << 3)
+#define PC4		(1 << 4)
+#define PC5		(1 << 5)
+#define PC6		(1 << 6)
+#define PC7		(1 << 7)
+#define PC8		(1 << 8)
+#define PC9		(1 << 9)
+#define PC10		(1 << 10)
+#define PC11		(1 << 11)
+#define PC12		(1 << 12)
+#define PC13		(1 << 13)
+#define PC14		(1 << 14)
+#define PC15		(1 << 15)
+
+#endif
diff --git a/kernel/arch/blackfin/include/mach-common/ports-d.h b/kernel/arch/blackfin/include/mach-common/ports-d.h
new file mode 100644
index 000000000..868c6a01f
--- /dev/null
+++ b/kernel/arch/blackfin/include/mach-common/ports-d.h
@@ -0,0 +1,25 @@
+/*
+ * Port D Masks
+ */
+
+#ifndef __BFIN_PERIPHERAL_PORT_D__
+#define __BFIN_PERIPHERAL_PORT_D__
+
+#define PD0		(1 << 0)
+#define PD1		(1 << 1)
+#define PD2		(1 << 2)
+#define PD3		(1 << 3)
+#define PD4		(1 << 4)
+#define PD5		(1 << 5)
+#define PD6		(1 << 6)
+#define PD7		(1 << 7)
+#define PD8		(1 << 8)
+#define PD9		(1 << 9)
+#define PD10		(1 << 10)
+#define PD11		(1 << 11)
+#define PD12		(1 << 12)
+#define PD13		(1 << 13)
+#define PD14		(1 << 14)
+#define PD15		(1 << 15)
+
+#endif
diff --git a/kernel/arch/blackfin/include/mach-common/ports-e.h b/kernel/arch/blackfin/include/mach-common/ports-e.h
new file mode 100644
index 000000000..c88b0d0dd
--- /dev/null
+++ b/kernel/arch/blackfin/include/mach-common/ports-e.h
@@ -0,0 +1,25 @@
+/*
+ * Port E Masks
+ */
+
+#ifndef __BFIN_PERIPHERAL_PORT_E__
+#define __BFIN_PERIPHERAL_PORT_E__
+
+#define PE0		(1 << 0)
+#define PE1		(1 << 1)
+#define PE2		(1 << 2)
+#define PE3		(1 << 3)
+#define PE4		(1 << 4)
+#define PE5		(1 << 5)
+#define PE6		(1 << 6)
+#define PE7		(1 << 7)
+#define PE8		(1 << 8)
+#define PE9		(1 << 9)
+#define PE10		(1 << 10)
+#define PE11		(1 << 11)
+#define PE12		(1 << 12)
+#define PE13		(1 << 13)
+#define PE14		(1 << 14)
+#define PE15		(1 << 15)
+
+#endif
diff --git a/kernel/arch/blackfin/include/mach-common/ports-f.h b/kernel/arch/blackfin/include/mach-common/ports-f.h
new file mode 100644
index 000000000..d6af20633
--- /dev/null
+++ b/kernel/arch/blackfin/include/mach-common/ports-f.h
@@ -0,0 +1,25 @@
+/*
+ * Port F Masks
+ */
+
+#ifndef __BFIN_PERIPHERAL_PORT_F__
+#define __BFIN_PERIPHERAL_PORT_F__
+
+#define PF0		(1 << 0)
+#define PF1		(1 << 1)
+#define PF2		(1 << 2)
+#define PF3		(1 << 3)
+#define PF4		(1 << 4)
+#define PF5		(1 << 5)
+#define PF6		(1 << 6)
+#define PF7		(1 << 7)
+#define PF8		(1 << 8)
+#define PF9		(1 << 9)
+#define PF10		(1 << 10)
+#define PF11		(1 << 11)
+#define PF12		(1 << 12)
+#define PF13		(1 << 13)
+#define PF14		(1 << 14)
+#define PF15		(1 << 15)
+
+#endif
diff --git a/kernel/arch/blackfin/include/mach-common/ports-g.h b/kernel/arch/blackfin/include/mach-common/ports-g.h
new file mode 100644
index 000000000..09355d333
--- /dev/null
+++ b/kernel/arch/blackfin/include/mach-common/ports-g.h
@@ -0,0 +1,25 @@
+/*
+ * Port G Masks
+ */
+
+#ifndef __BFIN_PERIPHERAL_PORT_G__
+#define __BFIN_PERIPHERAL_PORT_G__
+
+#define PG0		(1 << 0)
+#define PG1		(1 << 1)
+#define PG2		(1 << 2)
+#define PG3		(1 << 3)
+#define PG4		(1 << 4)
+#define PG5		(1 << 5)
+#define PG6		(1 << 6)
+#define PG7		(1 << 7)
+#define PG8		(1 << 8)
+#define PG9		(1 << 9)
+#define PG10		(1 << 10)
+#define PG11		(1 << 11)
+#define PG12		(1 << 12)
+#define PG13		(1 << 13)
+#define PG14		(1 << 14)
+#define PG15		(1 << 15)
+
+#endif
diff --git a/kernel/arch/blackfin/include/mach-common/ports-h.h b/kernel/arch/blackfin/include/mach-common/ports-h.h
new file mode 100644
index 000000000..fa3910c6f
--- /dev/null
+++ b/kernel/arch/blackfin/include/mach-common/ports-h.h
@@ -0,0 +1,25 @@
+/*
+ * Port H Masks
+ */
+
+#ifndef __BFIN_PERIPHERAL_PORT_H__
+#define __BFIN_PERIPHERAL_PORT_H__
+
+#define PH0		(1 << 0)
+#define PH1		(1 << 1)
+#define PH2		(1 << 2)
+#define PH3		(1 << 3)
+#define PH4		(1 << 4)
+#define PH5		(1 << 5)
+#define PH6		(1 << 6)
+#define PH7		(1 << 7)
+#define PH8		(1 << 8)
+#define PH9		(1 << 9)
+#define PH10		(1 << 10)
+#define PH11		(1 << 11)
+#define PH12		(1 << 12)
+#define PH13		(1 << 13)
+#define PH14		(1 << 14)
+#define PH15		(1 << 15)
+
+#endif
diff --git a/kernel/arch/blackfin/include/mach-common/ports-i.h b/kernel/arch/blackfin/include/mach-common/ports-i.h
new file mode 100644
index 000000000..f176f08af
--- /dev/null
+++ b/kernel/arch/blackfin/include/mach-common/ports-i.h
@@ -0,0 +1,25 @@
+/*
+ * Port I Masks
+ */
+
+#ifndef __BFIN_PERIPHERAL_PORT_I__
+#define __BFIN_PERIPHERAL_PORT_I__
+
+#define PI0		(1 << 0)
+#define PI1		(1 << 1)
+#define PI2		(1 << 2)
+#define PI3		(1 << 3)
+#define PI4		(1 << 4)
+#define PI5		(1 << 5)
+#define PI6		(1 << 6)
+#define PI7		(1 << 7)
+#define PI8		(1 << 8)
+#define PI9		(1 << 9)
+#define PI10		(1 << 10)
+#define PI11		(1 << 11)
+#define PI12		(1 << 12)
+#define PI13		(1 << 13)
+#define PI14		(1 << 14)
+#define PI15		(1 << 15)
+
+#endif
diff --git a/kernel/arch/blackfin/include/mach-common/ports-j.h b/kernel/arch/blackfin/include/mach-common/ports-j.h
new file mode 100644
index 000000000..924123ece
--- /dev/null
+++ b/kernel/arch/blackfin/include/mach-common/ports-j.h
@@ -0,0 +1,25 @@
+/*
+ * Port J Masks
+ */
+
+#ifndef __BFIN_PERIPHERAL_PORT_J__
+#define __BFIN_PERIPHERAL_PORT_J__
+
+#define PJ0		(1 << 0)
+#define PJ1		(1 << 1)
+#define PJ2		(1 << 2)
+#define PJ3		(1 << 3)
+#define PJ4		(1 << 4)
+#define PJ5		(1 << 5)
+#define PJ6		(1 << 6)
+#define PJ7		(1 << 7)
+#define PJ8		(1 << 8)
+#define PJ9		(1 << 9)
+#define PJ10		(1 << 10)
+#define PJ11		(1 << 11)
+#define PJ12		(1 << 12)
+#define PJ13		(1 << 13)
+#define PJ14		(1 << 14)
+#define PJ15		(1 << 15)
+
+#endif