Re: [PATCH 6/7] dt-bindings: add header file of ASR8751C pinctrl driver
On Sat, Mar 23, 2019 at 10:01:27PM +0800, qiaozhou wrote: > From: Qiao Zhou > > Add pinctrl definition and configuration of ASR8751C pins. The > configuration contains pull up/down, driver strength, edge detection, > multiple function etc. > > Signed-off-by: qiaozhou > --- > include/dt-bindings/pinctrl/asr8751c-pinfunc.h | 341 > + > 1 file changed, 341 insertions(+) > create mode 100644 include/dt-bindings/pinctrl/asr8751c-pinfunc.h > > diff --git a/include/dt-bindings/pinctrl/asr8751c-pinfunc.h > b/include/dt-bindings/pinctrl/asr8751c-pinfunc.h > new file mode 100644 > index 000..b326a6d > --- /dev/null > +++ b/include/dt-bindings/pinctrl/asr8751c-pinfunc.h > @@ -0,0 +1,341 @@ > +/* SPDX-License-Identifier: GPL-2.0 */ > +/* > + * This header provides constants for ASR Aquila pinctrl bindings. > + * > + * Copyright (c) 2019, ASR Microelectronics(Shanghai) Co., Ltd. > + * All rights reserved. > + * > + * Author: Tim Wang > + * > + * This program is free software; you can redistribute it and/or modify it > + * under the terms and conditions of the GNU General Public License, > + * version 2, as published by the Free Software Foundation. > + * > + * This program is distributed in the hope 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. Don't need the GPL boilerplate with the SPDX tag. > + */ > + > +#ifndef __DTS_ASR8751C_PINFUNC_H > +#define __DTS_ASR8751C_PINFUNC_H > + > +/* > + * drive-strength = > + * SLOW0: < 75MHz > + * SLOW1: < 150MHz > + * MEDIUM: < 200MHz > + * FAST: > 200MHz > + */ > +#define DS_SLOW0 pinctrl-single,drive-strength = <0x 0x1800> > +#define DS_SLOW1 pinctrl-single,drive-strength = <0x0800 0x1800> > +#define DS_MEDIUMpinctrl-single,drive-strength = <0x1000 0x1800> > +#define DS_FAST pinctrl-single,drive-strength = <0x1800 > 0x1800> Don't do complex definitions. Keep it to simple value defines. > + > +/* > + * Edge detect setting > + * input-schmitt = ; > + * input-schmitt-enable = > + */ > + > +/* no edge detect */ > +#define EDGE_NONEpinctrl-single,input-schmitt= <0x00 > 0x30>; \ > + pinctrl-single,input-schmitt-enable = <0x40 > 0x00 0x40 0x40> > +/* enable edge fall detect only*/ > +#define EDGE_FALLpinctrl-single,input-schmitt= <0x20 > 0x30>; \ > + pinctrl-single,input-schmitt-enable = <0x00 > 0x00 0x40 0x40> > +/* enable edge rise detect only */ > +#define EDGE_RISEpinctrl-single,input-schmitt= <0x10 > 0x30>; \ > + pinctrl-single,input-schmitt-enable = <0x00 > 0x00 0x40 0x40> > +/* enable edge fall/rise detect */ > +#define EDGE_BOTHpinctrl-single,input-schmitt= <0x30 > 0x30>; \ > + pinctrl-single,input-schmitt-enable = <0x00 > 0x00 0x40 0x40> > + > +/* > + * bias-pullup = ; > + * bias-pulldown = > + */ > + > +/* PULL_SEL controlled by Alternative Function */ > +#define PULL_NONEpinctrl-single,bias-pullup = <0x > 0xc000 0x 0xc000>;\ > + pinctrl-single,bias-pulldown= <0x > 0xa000 0x 0xa000> > +/* PULL_SEL controlled by MFPR, enable PULL_UP, disable PULL_DOWN */ > +#define PULL_UP pinctrl-single,bias-pullup = > <0xc000 0xc000 0x 0xc000>;\ > + pinctrl-single,bias-pulldown= <0x8000 > 0xa000 0x8000 0xa000> > +/* PULL_SEL controlled by MFPR, disable PULL_UP, enable PULL_DOWN */ > +#define PULL_DOWNpinctrl-single,bias-pullup = <0x8000 > 0xc000 0x8000 0xc000>; \ > + pinctrl-single,bias-pulldown= <0xa000 > 0xa000 0x 0xa000> > +/* PULL_SEL controlled by MFPR, enable PULL_UP and PULL_DOWN */ > +#define PULL_BOTHpinctrl-single,bias-pullup = <0xc000 > 0xc000 0x8000 0xc000>; \ > + pinctrl-single,bias-pulldown= <0xa000 > 0xa000 0x8000 0xa000> > +/* PULL_SEL controlled by MFPR, disable PULL_UP and PULL_DOWN */ > +#define PULL_FLOAT pinctrl-single,bias-pullup = <0x8000 > 0x8000 0x 0xc000>;\ > + pinctrl-single,bias-pulldown= <0x8000 > 0x8000 0x 0xa000> > +/* Low Power Mode settings */ > +/* no LPM setting, LPM state same as active */ > +#define LPM_NONE pinctrl-single,low-power-mode = <0x000 0x388> > +/* LPM, output 0 */ > +#define LPM_DRIVE_LOWpinctrl-single,low-power-mode = <0x208 > 0x388> > +/* LPM, output 1*/ > +#define LPM_DRIVE_HIGH pinctrl-single,low-power-mode = <0x308 > 0x388> > +/* LPM, input state */ > +#define LPM_FLOATpinct
[PATCH 6/7] dt-bindings: add header file of ASR8751C pinctrl driver
From: Qiao Zhou Add pinctrl definition and configuration of ASR8751C pins. The configuration contains pull up/down, driver strength, edge detection, multiple function etc. Signed-off-by: qiaozhou --- include/dt-bindings/pinctrl/asr8751c-pinfunc.h | 341 + 1 file changed, 341 insertions(+) create mode 100644 include/dt-bindings/pinctrl/asr8751c-pinfunc.h diff --git a/include/dt-bindings/pinctrl/asr8751c-pinfunc.h b/include/dt-bindings/pinctrl/asr8751c-pinfunc.h new file mode 100644 index 000..b326a6d --- /dev/null +++ b/include/dt-bindings/pinctrl/asr8751c-pinfunc.h @@ -0,0 +1,341 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * This header provides constants for ASR Aquila pinctrl bindings. + * + * Copyright (c) 2019, ASR Microelectronics(Shanghai) Co., Ltd. + * All rights reserved. + * + * Author: Tim Wang + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope 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 __DTS_ASR8751C_PINFUNC_H +#define __DTS_ASR8751C_PINFUNC_H + +/* + * drive-strength = + * SLOW0: < 75MHz + * SLOW1: < 150MHz + * MEDIUM: < 200MHz + * FAST: > 200MHz + */ +#define DS_SLOW0 pinctrl-single,drive-strength = <0x 0x1800> +#define DS_SLOW1 pinctrl-single,drive-strength = <0x0800 0x1800> +#define DS_MEDIUM pinctrl-single,drive-strength = <0x1000 0x1800> +#define DS_FASTpinctrl-single,drive-strength = <0x1800 0x1800> + +/* + * Edge detect setting + * input-schmitt = ; + * input-schmitt-enable = + */ + +/* no edge detect */ +#define EDGE_NONE pinctrl-single,input-schmitt= <0x00 0x30>; \ + pinctrl-single,input-schmitt-enable = <0x40 0x00 0x40 0x40> +/* enable edge fall detect only*/ +#define EDGE_FALL pinctrl-single,input-schmitt= <0x20 0x30>; \ + pinctrl-single,input-schmitt-enable = <0x00 0x00 0x40 0x40> +/* enable edge rise detect only */ +#define EDGE_RISE pinctrl-single,input-schmitt= <0x10 0x30>; \ + pinctrl-single,input-schmitt-enable = <0x00 0x00 0x40 0x40> +/* enable edge fall/rise detect */ +#define EDGE_BOTH pinctrl-single,input-schmitt= <0x30 0x30>; \ + pinctrl-single,input-schmitt-enable = <0x00 0x00 0x40 0x40> + +/* + * bias-pullup = ; + * bias-pulldown = + */ + +/* PULL_SEL controlled by Alternative Function */ +#define PULL_NONE pinctrl-single,bias-pullup = <0x 0xc000 0x 0xc000>;\ + pinctrl-single,bias-pulldown= <0x 0xa000 0x 0xa000> +/* PULL_SEL controlled by MFPR, enable PULL_UP, disable PULL_DOWN */ +#define PULL_UPpinctrl-single,bias-pullup = <0xc000 0xc000 0x 0xc000>;\ + pinctrl-single,bias-pulldown= <0x8000 0xa000 0x8000 0xa000> +/* PULL_SEL controlled by MFPR, disable PULL_UP, enable PULL_DOWN */ +#define PULL_DOWN pinctrl-single,bias-pullup = <0x8000 0xc000 0x8000 0xc000>; \ + pinctrl-single,bias-pulldown= <0xa000 0xa000 0x 0xa000> +/* PULL_SEL controlled by MFPR, enable PULL_UP and PULL_DOWN */ +#define PULL_BOTH pinctrl-single,bias-pullup = <0xc000 0xc000 0x8000 0xc000>; \ + pinctrl-single,bias-pulldown= <0xa000 0xa000 0x8000 0xa000> +/* PULL_SEL controlled by MFPR, disable PULL_UP and PULL_DOWN */ +#define PULL_FLOAT pinctrl-single,bias-pullup = <0x8000 0x8000 0x 0xc000>;\ + pinctrl-single,bias-pulldown= <0x8000 0x8000 0x 0xa000> +/* Low Power Mode settings */ +/* no LPM setting, LPM state same as active */ +#define LPM_NONE pinctrl-single,low-power-mode = <0x000 0x388> +/* LPM, output 0 */ +#define LPM_DRIVE_LOW pinctrl-single,low-power-mode = <0x208 0x388> +/* LPM, output 1*/ +#define LPM_DRIVE_HIGH pinctrl-single,low-power-mode = <0x308 0x388> +/* LPM, input state */ +#define LPM_FLOAT pinctrl-single,low-power-mode = <0x288 0x388> + +/* Active settings */ +#define MFP_DEFAULTDS_MEDIUM;PULL_NONE;EDGE_NONE;LPM_NONE +#define MFP_PULL_UPDS_MEDIUM;PULL_UP;EDGE_NONE;LPM_NONE +#define MFP_PULL_DOWN DS_MEDIUM;PULL_DOWN;EDGE_NONE;LPM_NONE +#define MFP_PULL_FLOAT DS_MEDIUM;PULL_FLOAT;EDGE_NONE;LPM_NONE + +/* LPM output */ +#define MFP_LPM_DR
