cb271f3ce9
Define ci_get_revision API to know the controller revision information according to chipidea 1.1a, 2.0a and 2.5a spec. Besides, add one entry at struct ci_hdrc to indicate revision information, it can be used for adding different code for revisions, eg kinds of errata. Reviewed-by: Stefan Agner <stefan@agner.ch> Signed-off-by: Peter Chen <peter.chen@freescale.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
138 lines
4.1 KiB
C
138 lines
4.1 KiB
C
/*
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* bits.h - register bits of the ChipIdea USB IP core
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*
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* Copyright (C) 2008 Chipidea - MIPS Technologies, Inc. All rights reserved.
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*
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* Author: David Lopo
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __DRIVERS_USB_CHIPIDEA_BITS_H
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#define __DRIVERS_USB_CHIPIDEA_BITS_H
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#include <linux/usb/ehci_def.h>
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/*
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* ID
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* For 1.x revision, bit24 - bit31 are reserved
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* For 2.x revision, bit25 - bit28 are 0x2
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*/
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#define TAG (0x1F << 16)
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#define REVISION (0xF << 21)
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#define VERSION (0xF << 25)
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#define CIVERSION (0x7 << 29)
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/* HCCPARAMS */
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#define HCCPARAMS_LEN BIT(17)
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/* DCCPARAMS */
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#define DCCPARAMS_DEN (0x1F << 0)
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#define DCCPARAMS_DC BIT(7)
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#define DCCPARAMS_HC BIT(8)
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/* TESTMODE */
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#define TESTMODE_FORCE BIT(0)
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/* USBCMD */
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#define USBCMD_RS BIT(0)
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#define USBCMD_RST BIT(1)
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#define USBCMD_SUTW BIT(13)
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#define USBCMD_ATDTW BIT(14)
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/* USBSTS & USBINTR */
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#define USBi_UI BIT(0)
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#define USBi_UEI BIT(1)
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#define USBi_PCI BIT(2)
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#define USBi_URI BIT(6)
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#define USBi_SLI BIT(8)
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/* DEVICEADDR */
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#define DEVICEADDR_USBADRA BIT(24)
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#define DEVICEADDR_USBADR (0x7FUL << 25)
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/* PORTSC */
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#define PORTSC_CCS BIT(0)
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#define PORTSC_CSC BIT(1)
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#define PORTSC_PEC BIT(3)
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#define PORTSC_OCC BIT(5)
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#define PORTSC_FPR BIT(6)
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#define PORTSC_SUSP BIT(7)
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#define PORTSC_HSP BIT(9)
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#define PORTSC_PP BIT(12)
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#define PORTSC_PTC (0x0FUL << 16)
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#define PORTSC_PHCD(d) ((d) ? BIT(22) : BIT(23))
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/* PTS and PTW for non lpm version only */
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#define PORTSC_PFSC BIT(24)
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#define PORTSC_PTS(d) \
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(u32)((((d) & 0x3) << 30) | (((d) & 0x4) ? BIT(25) : 0))
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#define PORTSC_PTW BIT(28)
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#define PORTSC_STS BIT(29)
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#define PORTSC_W1C_BITS \
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(PORTSC_CSC | PORTSC_PEC | PORTSC_OCC)
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/* DEVLC */
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#define DEVLC_PFSC BIT(23)
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#define DEVLC_PSPD (0x03UL << 25)
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#define DEVLC_PSPD_HS (0x02UL << 25)
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#define DEVLC_PTW BIT(27)
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#define DEVLC_STS BIT(28)
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#define DEVLC_PTS(d) (u32)(((d) & 0x7) << 29)
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/* Encoding for DEVLC_PTS and PORTSC_PTS */
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#define PTS_UTMI 0
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#define PTS_ULPI 2
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#define PTS_SERIAL 3
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#define PTS_HSIC 4
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/* OTGSC */
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#define OTGSC_IDPU BIT(5)
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#define OTGSC_HADP BIT(6)
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#define OTGSC_HABA BIT(7)
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#define OTGSC_ID BIT(8)
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#define OTGSC_AVV BIT(9)
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#define OTGSC_ASV BIT(10)
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#define OTGSC_BSV BIT(11)
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#define OTGSC_BSE BIT(12)
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#define OTGSC_IDIS BIT(16)
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#define OTGSC_AVVIS BIT(17)
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#define OTGSC_ASVIS BIT(18)
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#define OTGSC_BSVIS BIT(19)
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#define OTGSC_BSEIS BIT(20)
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#define OTGSC_1MSIS BIT(21)
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#define OTGSC_DPIS BIT(22)
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#define OTGSC_IDIE BIT(24)
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#define OTGSC_AVVIE BIT(25)
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#define OTGSC_ASVIE BIT(26)
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#define OTGSC_BSVIE BIT(27)
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#define OTGSC_BSEIE BIT(28)
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#define OTGSC_1MSIE BIT(29)
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#define OTGSC_DPIE BIT(30)
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#define OTGSC_INT_EN_BITS (OTGSC_IDIE | OTGSC_AVVIE | OTGSC_ASVIE \
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| OTGSC_BSVIE | OTGSC_BSEIE | OTGSC_1MSIE \
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| OTGSC_DPIE)
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#define OTGSC_INT_STATUS_BITS (OTGSC_IDIS | OTGSC_AVVIS | OTGSC_ASVIS \
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| OTGSC_BSVIS | OTGSC_BSEIS | OTGSC_1MSIS \
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| OTGSC_DPIS)
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/* USBMODE */
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#define USBMODE_CM (0x03UL << 0)
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#define USBMODE_CM_DC (0x02UL << 0)
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#define USBMODE_SLOM BIT(3)
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#define USBMODE_CI_SDIS BIT(4)
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/* ENDPTCTRL */
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#define ENDPTCTRL_RXS BIT(0)
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#define ENDPTCTRL_RXT (0x03UL << 2)
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#define ENDPTCTRL_RXR BIT(6) /* reserved for port 0 */
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#define ENDPTCTRL_RXE BIT(7)
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#define ENDPTCTRL_TXS BIT(16)
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#define ENDPTCTRL_TXT (0x03UL << 18)
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#define ENDPTCTRL_TXR BIT(22) /* reserved for port 0 */
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#define ENDPTCTRL_TXE BIT(23)
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#endif /* __DRIVERS_USB_CHIPIDEA_BITS_H */
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