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92eccc6e13
With this CCM, i.MX25 timer is accurate with "real world time". Signed-off-by: Jean-Christophe Dubois <jcd@tribudubois.net> Message-id: 2c0cf90be767bfc8520661eca891ab22c61f18fe.1449528242.git.jcd@tribudubois.net Reviewed-by Peter Crosthwaite <crosthwaite.peter@gmail.com> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
80 lines
2.2 KiB
C
80 lines
2.2 KiB
C
/*
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* IMX25 Clock Control Module
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*
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* Copyright (C) 2012 NICTA
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* Updated by Jean-Christophe Dubois <jcd@tribudubois.net>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#ifndef IMX25_CCM_H
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#define IMX25_CCM_H
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#include "hw/misc/imx_ccm.h"
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#define IMX25_CCM_MPCTL_REG 0
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#define IMX25_CCM_UPCTL_REG 1
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#define IMX25_CCM_CCTL_REG 2
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#define IMX25_CCM_CGCR0_REG 3
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#define IMX25_CCM_CGCR1_REG 4
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#define IMX25_CCM_CGCR2_REG 5
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#define IMX25_CCM_PCDR0_REG 6
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#define IMX25_CCM_PCDR1_REG 7
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#define IMX25_CCM_PCDR2_REG 8
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#define IMX25_CCM_PCDR3_REG 9
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#define IMX25_CCM_RCSR_REG 10
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#define IMX25_CCM_CRDR_REG 11
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#define IMX25_CCM_DCVR0_REG 12
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#define IMX25_CCM_DCVR1_REG 13
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#define IMX25_CCM_DCVR2_REG 14
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#define IMX25_CCM_DCVR3_REG 15
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#define IMX25_CCM_LTR0_REG 16
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#define IMX25_CCM_LTR1_REG 17
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#define IMX25_CCM_LTR2_REG 18
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#define IMX25_CCM_LTR3_REG 19
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#define IMX25_CCM_LTBR0_REG 20
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#define IMX25_CCM_LTBR1_REG 21
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#define IMX25_CCM_PMCR0_REG 22
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#define IMX25_CCM_PMCR1_REG 23
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#define IMX25_CCM_PMCR2_REG 24
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#define IMX25_CCM_MCR_REG 25
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#define IMX25_CCM_LPIMR0_REG 26
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#define IMX25_CCM_LPIMR1_REG 27
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#define IMX25_CCM_MAX_REG 28
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/* CCTL */
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#define CCTL_ARM_CLK_DIV_SHIFT (30)
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#define CCTL_ARM_CLK_DIV_MASK (0x3)
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#define CCTL_AHB_CLK_DIV_SHIFT (28)
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#define CCTL_AHB_CLK_DIV_MASK (0x3)
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#define CCTL_MPLL_BYPASS_SHIFT (22)
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#define CCTL_MPLL_BYPASS_MASK (0x1)
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#define CCTL_USB_DIV_SHIFT (16)
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#define CCTL_USB_DIV_MASK (0x3F)
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#define CCTL_ARM_SRC_SHIFT (13)
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#define CCTL_ARM_SRC_MASK (0x1)
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#define CCTL_UPLL_DIS_SHIFT (23)
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#define CCTL_UPLL_DIS_MASK (0x1)
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#define EXTRACT(value, name) (((value) >> CCTL_##name##_SHIFT) \
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& CCTL_##name##_MASK)
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#define INSERT(value, name) (((value) & CCTL_##name##_MASK) << \
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CCTL_##name##_SHIFT)
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#define TYPE_IMX25_CCM "imx25.ccm"
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#define IMX25_CCM(obj) OBJECT_CHECK(IMX25CCMState, (obj), TYPE_IMX25_CCM)
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typedef struct IMX25CCMState {
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/* <private> */
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IMXCCMState parent_obj;
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/* <public> */
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MemoryRegion iomem;
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uint32_t reg[IMX25_CCM_MAX_REG];
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} IMX25CCMState;
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#endif /* IMX25_CCM_H */
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