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Date:   Wed, 31 Aug 2016 12:29:45 +0100
From:   Lee Jones <lee.jones@...aro.org>
To:     Kishon Vijay Abraham I <kishon@...com>
Cc:     david@...hnology.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mfd: da8xx-cfgchip: New header file for CFGCHIP registers

On Tue, 30 Aug 2016, Kishon Vijay Abraham I wrote:

> Hi Lee Jones,
> 
> On Tuesday 30 August 2016 07:52 PM, Lee Jones wrote:
> > On Wed, 10 Aug 2016, Kishon Vijay Abraham I wrote:
> > 
> >> From: David Lechner <david@...hnology.com>
> >>
> >> Create a new header file for TI DA8XX SoC CFGCHIPx registers.
> >> This will be used by a number of planned drivers including a new USB
> >> PHY driver and common clock framework drivers.
> >>
> >> The same defines *will* be removed from the platform_data header,
> >> once all the users start using the new syscon device header.
> >>
> >> This also fixes the following compiler error caused due to
> >> a dependent patch not merged.
> >> drivers/phy/phy-da8xx-usb.c:19:37:
> >> fatal error: linux/mfd/da8xx-cfgchip.h: No such file or directory
> >>  #include <linux/mfd/da8xx-cfgchip.h>
> >>
> >> Signed-off-by: David Lechner <david@...hnology.com>
> >> Acked-by: Lee Jones <lee.jones@...aro.org>
> >> Reported-by: Arnd Bergmann <arnd@...db.de>
> >> Signed-off-by: Kishon Vijay Abraham I <kishon@...com>
> >> ---
> >>  include/linux/mfd/da8xx-cfgchip.h |  153 +++++++++++++++++++++++++++++++++++++
> >>  1 file changed, 153 insertions(+)
> > 
> > Applied, thanks.
> 
> I've already merged this in linux-phy tree since this was causing build
> breakage. Can you drop this from your tree?

I can, but I may need a pull-request depending on if anything breaks
in my tree.

> >> diff --git a/include/linux/mfd/da8xx-cfgchip.h b/include/linux/mfd/da8xx-cfgchip.h
> >> new file mode 100644
> >> index 0000000..304985e
> >> --- /dev/null
> >> +++ b/include/linux/mfd/da8xx-cfgchip.h
> >> @@ -0,0 +1,153 @@
> >> +/*
> >> + * TI DaVinci DA8xx CHIPCFGx registers for syscon consumers.
> >> + *
> >> + * Copyright (C) 2016 David Lechner <david@...hnology.com>
> >> + *
> >> + * This program is free software; you can redistribute it and/or modify
> >> + * it under the terms of the GNU General Public License as published by
> >> + * the Free Software Foundation; either version 2 of the License, or
> >> + * (at your option) any later version.
> >> + *
> >> + * This program is distributed in the hope that it will be useful,
> >> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> >> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> >> + * GNU General Public License for more details.
> >> + */
> >> +
> >> +#ifndef __LINUX_MFD_DA8XX_CFGCHIP_H
> >> +#define __LINUX_MFD_DA8XX_CFGCHIP_H
> >> +
> >> +#include <linux/bitops.h>
> >> +
> >> +/* register offset (32-bit registers) */
> >> +#define CFGCHIP(n)				((n) * 4)
> >> +
> >> +/* CFGCHIP0 (PLL0/EDMA3_0) register bits */
> >> +#define CFGCHIP0_PLL_MASTER_LOCK		BIT(4)
> >> +#define CFGCHIP0_EDMA30TC1DBS(n)		((n) << 2)
> >> +#define CFGCHIP0_EDMA30TC1DBS_MASK		CFGCHIP0_EDMA30TC1DBS(0x3)
> >> +#define CFGCHIP0_EDMA30TC1DBS_16		CFGCHIP0_EDMA30TC1DBS(0x0)
> >> +#define CFGCHIP0_EDMA30TC1DBS_32		CFGCHIP0_EDMA30TC1DBS(0x1)
> >> +#define CFGCHIP0_EDMA30TC1DBS_64		CFGCHIP0_EDMA30TC1DBS(0x2)
> >> +#define CFGCHIP0_EDMA30TC0DBS(n)		((n) << 0)
> >> +#define CFGCHIP0_EDMA30TC0DBS_MASK		CFGCHIP0_EDMA30TC0DBS(0x3)
> >> +#define CFGCHIP0_EDMA30TC0DBS_16		CFGCHIP0_EDMA30TC0DBS(0x0)
> >> +#define CFGCHIP0_EDMA30TC0DBS_32		CFGCHIP0_EDMA30TC0DBS(0x1)
> >> +#define CFGCHIP0_EDMA30TC0DBS_64		CFGCHIP0_EDMA30TC0DBS(0x2)
> >> +
> >> +/* CFGCHIP1 (eCAP/HPI/EDMA3_1/eHRPWM TBCLK/McASP0 AMUTEIN) register bits */
> >> +#define CFGCHIP1_CAP2SRC(n)			((n) << 27)
> >> +#define CFGCHIP1_CAP2SRC_MASK			CFGCHIP1_CAP2SRC(0x1f)
> >> +#define CFGCHIP1_CAP2SRC_ECAP_PIN		CFGCHIP1_CAP2SRC(0x0)
> >> +#define CFGCHIP1_CAP2SRC_MCASP0_TX		CFGCHIP1_CAP2SRC(0x1)
> >> +#define CFGCHIP1_CAP2SRC_MCASP0_RX		CFGCHIP1_CAP2SRC(0x2)
> >> +#define CFGCHIP1_CAP2SRC_EMAC_C0_RX_THRESHOLD	CFGCHIP1_CAP2SRC(0x7)
> >> +#define CFGCHIP1_CAP2SRC_EMAC_C0_RX		CFGCHIP1_CAP2SRC(0x8)
> >> +#define CFGCHIP1_CAP2SRC_EMAC_C0_TX		CFGCHIP1_CAP2SRC(0x9)
> >> +#define CFGCHIP1_CAP2SRC_EMAC_C0_MISC		CFGCHIP1_CAP2SRC(0xa)
> >> +#define CFGCHIP1_CAP2SRC_EMAC_C1_RX_THRESHOLD	CFGCHIP1_CAP2SRC(0xb)
> >> +#define CFGCHIP1_CAP2SRC_EMAC_C1_RX		CFGCHIP1_CAP2SRC(0xc)
> >> +#define CFGCHIP1_CAP2SRC_EMAC_C1_TX		CFGCHIP1_CAP2SRC(0xd)
> >> +#define CFGCHIP1_CAP2SRC_EMAC_C1_MISC		CFGCHIP1_CAP2SRC(0xe)
> >> +#define CFGCHIP1_CAP2SRC_EMAC_C2_RX_THRESHOLD	CFGCHIP1_CAP2SRC(0xf)
> >> +#define CFGCHIP1_CAP2SRC_EMAC_C2_RX		CFGCHIP1_CAP2SRC(0x10)
> >> +#define CFGCHIP1_CAP2SRC_EMAC_C2_TX		CFGCHIP1_CAP2SRC(0x11)
> >> +#define CFGCHIP1_CAP2SRC_EMAC_C2_MISC		CFGCHIP1_CAP2SRC(0x12)
> >> +#define CFGCHIP1_CAP1SRC(n)			((n) << 22)
> >> +#define CFGCHIP1_CAP1SRC_MASK			CFGCHIP1_CAP1SRC(0x1f)
> >> +#define CFGCHIP1_CAP1SRC_ECAP_PIN		CFGCHIP1_CAP1SRC(0x0)
> >> +#define CFGCHIP1_CAP1SRC_MCASP0_TX		CFGCHIP1_CAP1SRC(0x1)
> >> +#define CFGCHIP1_CAP1SRC_MCASP0_RX		CFGCHIP1_CAP1SRC(0x2)
> >> +#define CFGCHIP1_CAP1SRC_EMAC_C0_RX_THRESHOLD	CFGCHIP1_CAP1SRC(0x7)
> >> +#define CFGCHIP1_CAP1SRC_EMAC_C0_RX		CFGCHIP1_CAP1SRC(0x8)
> >> +#define CFGCHIP1_CAP1SRC_EMAC_C0_TX		CFGCHIP1_CAP1SRC(0x9)
> >> +#define CFGCHIP1_CAP1SRC_EMAC_C0_MISC		CFGCHIP1_CAP1SRC(0xa)
> >> +#define CFGCHIP1_CAP1SRC_EMAC_C1_RX_THRESHOLD	CFGCHIP1_CAP1SRC(0xb)
> >> +#define CFGCHIP1_CAP1SRC_EMAC_C1_RX		CFGCHIP1_CAP1SRC(0xc)
> >> +#define CFGCHIP1_CAP1SRC_EMAC_C1_TX		CFGCHIP1_CAP1SRC(0xd)
> >> +#define CFGCHIP1_CAP1SRC_EMAC_C1_MISC		CFGCHIP1_CAP1SRC(0xe)
> >> +#define CFGCHIP1_CAP1SRC_EMAC_C2_RX_THRESHOLD	CFGCHIP1_CAP1SRC(0xf)
> >> +#define CFGCHIP1_CAP1SRC_EMAC_C2_RX		CFGCHIP1_CAP1SRC(0x10)
> >> +#define CFGCHIP1_CAP1SRC_EMAC_C2_TX		CFGCHIP1_CAP1SRC(0x11)
> >> +#define CFGCHIP1_CAP1SRC_EMAC_C2_MISC		CFGCHIP1_CAP1SRC(0x12)
> >> +#define CFGCHIP1_CAP0SRC(n)			((n) << 17)
> >> +#define CFGCHIP1_CAP0SRC_MASK			CFGCHIP1_CAP0SRC(0x1f)
> >> +#define CFGCHIP1_CAP0SRC_ECAP_PIN		CFGCHIP1_CAP0SRC(0x0)
> >> +#define CFGCHIP1_CAP0SRC_MCASP0_TX		CFGCHIP1_CAP0SRC(0x1)
> >> +#define CFGCHIP1_CAP0SRC_MCASP0_RX		CFGCHIP1_CAP0SRC(0x2)
> >> +#define CFGCHIP1_CAP0SRC_EMAC_C0_RX_THRESHOLD	CFGCHIP1_CAP0SRC(0x7)
> >> +#define CFGCHIP1_CAP0SRC_EMAC_C0_RX		CFGCHIP1_CAP0SRC(0x8)
> >> +#define CFGCHIP1_CAP0SRC_EMAC_C0_TX		CFGCHIP1_CAP0SRC(0x9)
> >> +#define CFGCHIP1_CAP0SRC_EMAC_C0_MISC		CFGCHIP1_CAP0SRC(0xa)
> >> +#define CFGCHIP1_CAP0SRC_EMAC_C1_RX_THRESHOLD	CFGCHIP1_CAP0SRC(0xb)
> >> +#define CFGCHIP1_CAP0SRC_EMAC_C1_RX		CFGCHIP1_CAP0SRC(0xc)
> >> +#define CFGCHIP1_CAP0SRC_EMAC_C1_TX		CFGCHIP1_CAP0SRC(0xd)
> >> +#define CFGCHIP1_CAP0SRC_EMAC_C1_MISC		CFGCHIP1_CAP0SRC(0xe)
> >> +#define CFGCHIP1_CAP0SRC_EMAC_C2_RX_THRESHOLD	CFGCHIP1_CAP0SRC(0xf)
> >> +#define CFGCHIP1_CAP0SRC_EMAC_C2_RX		CFGCHIP1_CAP0SRC(0x10)
> >> +#define CFGCHIP1_CAP0SRC_EMAC_C2_TX		CFGCHIP1_CAP0SRC(0x11)
> >> +#define CFGCHIP1_CAP0SRC_EMAC_C2_MISC		CFGCHIP1_CAP0SRC(0x12)
> >> +#define CFGCHIP1_HPIBYTEAD			BIT(16)
> >> +#define CFGCHIP1_HPIENA				BIT(15)
> >> +#define CFGCHIP0_EDMA31TC0DBS(n)		((n) << 13)
> >> +#define CFGCHIP0_EDMA31TC0DBS_MASK		CFGCHIP0_EDMA31TC0DBS(0x3)
> >> +#define CFGCHIP0_EDMA31TC0DBS_16		CFGCHIP0_EDMA31TC0DBS(0x0)
> >> +#define CFGCHIP0_EDMA31TC0DBS_32		CFGCHIP0_EDMA31TC0DBS(0x1)
> >> +#define CFGCHIP0_EDMA31TC0DBS_64		CFGCHIP0_EDMA31TC0DBS(0x2)
> >> +#define CFGCHIP1_TBCLKSYNC			BIT(12)
> >> +#define CFGCHIP1_AMUTESEL0(n)			((n) << 0)
> >> +#define CFGCHIP1_AMUTESEL0_MASK			CFGCHIP1_AMUTESEL0(0xf)
> >> +#define CFGCHIP1_AMUTESEL0_LOW			CFGCHIP1_AMUTESEL0(0x0)
> >> +#define CFGCHIP1_AMUTESEL0_BANK_0		CFGCHIP1_AMUTESEL0(0x1)
> >> +#define CFGCHIP1_AMUTESEL0_BANK_1		CFGCHIP1_AMUTESEL0(0x2)
> >> +#define CFGCHIP1_AMUTESEL0_BANK_2		CFGCHIP1_AMUTESEL0(0x3)
> >> +#define CFGCHIP1_AMUTESEL0_BANK_3		CFGCHIP1_AMUTESEL0(0x4)
> >> +#define CFGCHIP1_AMUTESEL0_BANK_4		CFGCHIP1_AMUTESEL0(0x5)
> >> +#define CFGCHIP1_AMUTESEL0_BANK_5		CFGCHIP1_AMUTESEL0(0x6)
> >> +#define CFGCHIP1_AMUTESEL0_BANK_6		CFGCHIP1_AMUTESEL0(0x7)
> >> +#define CFGCHIP1_AMUTESEL0_BANK_7		CFGCHIP1_AMUTESEL0(0x8)
> >> +
> >> +/* CFGCHIP2 (USB PHY) register bits */
> >> +#define CFGCHIP2_PHYCLKGD			BIT(17)
> >> +#define CFGCHIP2_VBUSSENSE			BIT(16)
> >> +#define CFGCHIP2_RESET				BIT(15)
> >> +#define CFGCHIP2_OTGMODE(n)			((n) << 13)
> >> +#define CFGCHIP2_OTGMODE_MASK			CFGCHIP2_OTGMODE(0x3)
> >> +#define CFGCHIP2_OTGMODE_NO_OVERRIDE		CFGCHIP2_OTGMODE(0x0)
> >> +#define CFGCHIP2_OTGMODE_FORCE_HOST		CFGCHIP2_OTGMODE(0x1)
> >> +#define CFGCHIP2_OTGMODE_FORCE_DEVICE		CFGCHIP2_OTGMODE(0x2)
> >> +#define CFGCHIP2_OTGMODE_FORCE_HOST_VBUS_LOW	CFGCHIP2_OTGMODE(0x3)
> >> +#define CFGCHIP2_USB1PHYCLKMUX			BIT(12)
> >> +#define CFGCHIP2_USB2PHYCLKMUX			BIT(11)
> >> +#define CFGCHIP2_PHYPWRDN			BIT(10)
> >> +#define CFGCHIP2_OTGPWRDN			BIT(9)
> >> +#define CFGCHIP2_DATPOL				BIT(8)
> >> +#define CFGCHIP2_USB1SUSPENDM			BIT(7)
> >> +#define CFGCHIP2_PHY_PLLON			BIT(6)
> >> +#define CFGCHIP2_SESENDEN			BIT(5)
> >> +#define CFGCHIP2_VBDTCTEN			BIT(4)
> >> +#define CFGCHIP2_REFFREQ(n)			((n) << 0)
> >> +#define CFGCHIP2_REFFREQ_MASK			CFGCHIP2_REFFREQ(0xf)
> >> +#define CFGCHIP2_REFFREQ_12MHZ			CFGCHIP2_REFFREQ(0x1)
> >> +#define CFGCHIP2_REFFREQ_24MHZ			CFGCHIP2_REFFREQ(0x2)
> >> +#define CFGCHIP2_REFFREQ_48MHZ			CFGCHIP2_REFFREQ(0x3)
> >> +#define CFGCHIP2_REFFREQ_19_2MHZ		CFGCHIP2_REFFREQ(0x4)
> >> +#define CFGCHIP2_REFFREQ_38_4MHZ		CFGCHIP2_REFFREQ(0x5)
> >> +#define CFGCHIP2_REFFREQ_13MHZ			CFGCHIP2_REFFREQ(0x6)
> >> +#define CFGCHIP2_REFFREQ_26MHZ			CFGCHIP2_REFFREQ(0x7)
> >> +#define CFGCHIP2_REFFREQ_20MHZ			CFGCHIP2_REFFREQ(0x8)
> >> +#define CFGCHIP2_REFFREQ_40MHZ			CFGCHIP2_REFFREQ(0x9)
> >> +
> >> +/* CFGCHIP3 (EMAC/uPP/PLL1/ASYNC3/PRU/DIV4.5/EMIFA) register bits */
> >> +#define CFGCHIP3_RMII_SEL			BIT(8)
> >> +#define CFGCHIP3_UPP_TX_CLKSRC			BIT(6)
> >> +#define CFGCHIP3_PLL1_MASTER_LOCK		BIT(5)
> >> +#define CFGCHIP3_ASYNC3_CLKSRC			BIT(4)
> >> +#define CFGCHIP3_PRUEVTSEL			BIT(3)
> >> +#define CFGCHIP3_DIV45PENA			BIT(2)
> >> +#define CFGCHIP3_EMA_CLKSRC			BIT(1)
> >> +
> >> +/* CFGCHIP4 (McASP0 AMUNTEIN) register bits */
> >> +#define CFGCHIP4_AMUTECLR0			BIT(0)
> >> +
> >> +#endif /* __LINUX_MFD_DA8XX_CFGCHIP_H */
> > 

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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