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authorLeo Chen <leochen@broadcom.com>2009-08-07 20:09:49 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-08-15 16:01:48 +0100
commit7ba09020287fa6c181707490ea7143abb3db55b1 (patch)
tree99871a5130ab850950236067b84034f768ef5401 /arch/arm/mach-bcmring/include/mach
parentcf2ddacb567e85f40241f67b240fa445db7a424d (diff)
ARM: 5660/1: bcmring: add csp timer block header and source files
add csp timer block header and source files Signed-off-by: Leo Chen <leochen@broadcom.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-bcmring/include/mach')
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/tmrHw_reg.h82
1 files changed, 82 insertions, 0 deletions
diff --git a/arch/arm/mach-bcmring/include/mach/csp/tmrHw_reg.h b/arch/arm/mach-bcmring/include/mach/csp/tmrHw_reg.h
new file mode 100644
index 000000000000..3080ac7239a1
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/tmrHw_reg.h
@@ -0,0 +1,82 @@
+/*****************************************************************************
+* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file tmrHw_reg.h
+*
+* @brief Definitions for low level Timer registers
+*
+*/
+/****************************************************************************/
+#ifndef _TMRHW_REG_H
+#define _TMRHW_REG_H
+
+#include <mach/csp/mm_io.h>
+#include <mach/csp/hw_cfg.h>
+/* Base address */
+#define tmrHw_MODULE_BASE_ADDR MM_IO_BASE_TMR
+
+/*
+This platform has four different timers running at different clock speed
+
+Timer one (Timer ID 0) runs at 25 MHz
+Timer two (Timer ID 1) runs at 25 MHz
+Timer three (Timer ID 2) runs at 150 MHz
+Timer four (Timer ID 3) runs at 150 MHz
+*/
+#define tmrHw_LOW_FREQUENCY_MHZ 25 /* Always 25MHz from XTAL */
+#define tmrHw_LOW_FREQUENCY_HZ 25000000
+
+#if defined(CFG_GLOBAL_CHIP) && (CFG_GLOBAL_CHIP == FPGA11107)
+#define tmrHw_HIGH_FREQUENCY_MHZ 150 /* Always 150MHz for FPGA */
+#define tmrHw_HIGH_FREQUENCY_HZ 150000000
+#else
+#define tmrHw_HIGH_FREQUENCY_HZ HW_CFG_BUS_CLK_HZ
+#define tmrHw_HIGH_FREQUENCY_MHZ (HW_CFG_BUS_CLK_HZ / 1000000)
+#endif
+
+#define tmrHw_LOW_RESOLUTION_CLOCK tmrHw_LOW_FREQUENCY_HZ
+#define tmrHw_HIGH_RESOLUTION_CLOCK tmrHw_HIGH_FREQUENCY_HZ
+#define tmrHw_MAX_COUNT (0xFFFFFFFF) /* maximum number of count a timer can count */
+#define tmrHw_TIMER_NUM_COUNT (4) /* Number of timer module supported */
+
+typedef struct {
+ uint32_t LoadValue; /* Load value for timer */
+ uint32_t CurrentValue; /* Current value for timer */
+ uint32_t Control; /* Control register */
+ uint32_t InterruptClear; /* Interrupt clear register */
+ uint32_t RawInterruptStatus; /* Raw interrupt status */
+ uint32_t InterruptStatus; /* Masked interrupt status */
+ uint32_t BackgroundLoad; /* Background load value */
+ uint32_t padding; /* Padding register */
+} tmrHw_REG_t;
+
+/* Control bot masks */
+#define tmrHw_CONTROL_TIMER_ENABLE 0x00000080
+#define tmrHw_CONTROL_PERIODIC 0x00000040
+#define tmrHw_CONTROL_INTERRUPT_ENABLE 0x00000020
+#define tmrHw_CONTROL_PRESCALE_MASK 0x0000000C
+#define tmrHw_CONTROL_PRESCALE_1 0x00000000
+#define tmrHw_CONTROL_PRESCALE_16 0x00000004
+#define tmrHw_CONTROL_PRESCALE_256 0x00000008
+#define tmrHw_CONTROL_32BIT 0x00000002
+#define tmrHw_CONTROL_ONESHOT 0x00000001
+#define tmrHw_CONTROL_FREE_RUNNING 0x00000000
+
+#define tmrHw_CONTROL_MODE_MASK (tmrHw_CONTROL_PERIODIC | tmrHw_CONTROL_ONESHOT)
+
+#define pTmrHw ((volatile tmrHw_REG_t *)tmrHw_MODULE_BASE_ADDR)
+
+#endif /* _TMRHW_REG_H */