4b8903a999
Introduce autogenerated SoC data support clk and device data for the AM62. Hook it upto to power-domain and clk frameworks of U-Boot. Signed-off-by: Dave Gerlach <d-gerlach@ti.com> Signed-off-by: Suman Anna <s-anna@ti.com> Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
88 lines
2.0 KiB
C
88 lines
2.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Texas Instruments K3 Device Platform Data
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*
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* Copyright (C) 2020 Texas Instruments Incorporated - http://www.ti.com/
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*/
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#ifndef __K3_DEV_H__
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#define __K3_DEV_H__
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#include <asm/io.h>
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#include <linux/types.h>
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#include <stdint.h>
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#define LPSC_MODULE_EXISTS BIT(0)
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#define LPSC_NO_CLOCK_GATING BIT(1)
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#define LPSC_DEPENDS BIT(2)
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#define LPSC_HAS_RESET_ISO BIT(3)
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#define LPSC_HAS_LOCAL_RESET BIT(4)
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#define LPSC_NO_MODULE_RESET BIT(5)
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#define PSC_PD_EXISTS BIT(0)
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#define PSC_PD_ALWAYSON BIT(1)
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#define PSC_PD_DEPENDS BIT(2)
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#define MDSTAT_STATE_MASK 0x3f
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#define MDSTAT_BUSY_MASK 0x30
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#define MDSTAT_STATE_SWRSTDISABLE 0x0
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#define MDSTAT_STATE_ENABLE 0x3
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struct ti_psc {
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int id;
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void __iomem *base;
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};
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struct ti_pd;
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struct ti_pd {
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int id;
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int usecount;
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struct ti_psc *psc;
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struct ti_pd *depend;
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};
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struct ti_lpsc;
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struct ti_lpsc {
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int id;
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int usecount;
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struct ti_psc *psc;
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struct ti_pd *pd;
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struct ti_lpsc *depend;
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};
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struct ti_dev {
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struct ti_lpsc *lpsc;
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int id;
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};
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/**
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* struct ti_k3_pd_platdata - pm domain controller information structure
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*/
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struct ti_k3_pd_platdata {
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struct ti_psc *psc;
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struct ti_pd *pd;
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struct ti_lpsc *lpsc;
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struct ti_dev *devs;
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int num_psc;
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int num_pd;
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int num_lpsc;
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int num_devs;
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};
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#define PSC(_id, _base) { .id = _id, .base = (void *)_base, }
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#define PSC_PD(_id, _psc, _depend) { .id = _id, .psc = _psc, .depend = _depend }
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#define PSC_LPSC(_id, _psc, _pd, _depend) { .id = _id, .psc = _psc, .pd = _pd, .depend = _depend }
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#define PSC_DEV(_id, _lpsc) { .id = _id, .lpsc = _lpsc }
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extern const struct ti_k3_pd_platdata j721e_pd_platdata;
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extern const struct ti_k3_pd_platdata j7200_pd_platdata;
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extern const struct ti_k3_pd_platdata j721s2_pd_platdata;
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extern const struct ti_k3_pd_platdata am62x_pd_platdata;
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u8 ti_pd_state(struct ti_pd *pd);
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u8 lpsc_get_state(struct ti_lpsc *lpsc);
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int ti_lpsc_transition(struct ti_lpsc *lpsc, u8 state);
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#endif
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