0963390234
Add rpmsg-keys driver on i.mx7ulp-evk board since vol+/vol- keys are connected on m4 side and have to get the status of keys by rpmsg. Signed-off-by: Robin Gong <yibin.gong@nxp.com> [Irina: updated for 4.9 APIs] Signed-off-by: Irina Tirdea <irina.tirdea@nxp.com>
46 lines
1.0 KiB
C
46 lines
1.0 KiB
C
/*
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* Copyright (C) 2015 Freescale Semiconductor, Inc.
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* Copyright (C) 2017 NXP.
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*/
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/*
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* The code contained herein is licensed under the GNU Lesser General
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* Public License. You may obtain a copy of the GNU Lesser General
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* Public License Version 2.1 or later at the following locations:
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*
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* http://www.opensource.org/licenses/lgpl-license.html
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* http://www.gnu.org/copyleft/lgpl.html
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*/
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/*
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* @file linux/imx_rpmsg.h
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*
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* @brief Global header file for imx RPMSG
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*
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* @ingroup RPMSG
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*/
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#ifndef __LINUX_IMX_RPMSG_H__
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#define __LINUX_IMX_RPMSG_H__
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/* Category define */
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#define IMX_RMPSG_LIFECYCLE 1
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#define IMX_RPMSG_PMIC 2
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#define IMX_RPMSG_AUDIO 3
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#define IMX_RPMSG_KEY 4
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/* rpmsg version */
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#define IMX_RMPSG_MAJOR 1
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#define IMX_RMPSG_MINOR 0
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struct imx_rpmsg_head {
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u8 cate;
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u8 major;
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u8 minor;
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u8 type;
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u8 cmd;
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u8 reserved[5];
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} __attribute__ ((packed));
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int imx_mu_rpmsg_register_nb(const char *name, struct notifier_block *nb);
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int imx_mu_rpmsg_unregister_nb(const char *name, struct notifier_block *nb);
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#endif /* __LINUX_IMX_RPMSG_H__ */
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