diff options
Diffstat (limited to 'drivers/nfc/nfcmrvl/nfcmrvl.h')
-rw-r--r-- | drivers/nfc/nfcmrvl/nfcmrvl.h | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/drivers/nfc/nfcmrvl/nfcmrvl.h b/drivers/nfc/nfcmrvl/nfcmrvl.h new file mode 100644 index 000000000..de68ff45e --- /dev/null +++ b/drivers/nfc/nfcmrvl/nfcmrvl.h @@ -0,0 +1,117 @@ +/** + * Marvell NFC driver + * + * Copyright (C) 2014-2015, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available on the worldwide web at + * http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + **/ + +#ifndef _NFCMRVL_H_ +#define _NFCMRVL_H_ + +#include <linux/platform_data/nfcmrvl.h> + +#include "fw_dnld.h" + +/* Define private flags: */ +#define NFCMRVL_NCI_RUNNING 1 +#define NFCMRVL_PHY_ERROR 2 + +#define NFCMRVL_EXT_COEX_ID 0xE0 +#define NFCMRVL_NOT_ALLOWED_ID 0xE1 +#define NFCMRVL_ACTIVE_ID 0xE2 +#define NFCMRVL_EXT_COEX_ENABLE 1 +#define NFCMRVL_GPIO_PIN_NFC_NOT_ALLOWED 0xA +#define NFCMRVL_GPIO_PIN_NFC_ACTIVE 0xB +#define NFCMRVL_NCI_MAX_EVENT_SIZE 260 + +/* +** NCI FW Parmaters +*/ + +#define NFCMRVL_PB_BAIL_OUT 0x11 +#define NFCMRVL_PROP_REF_CLOCK 0xF0 +#define NFCMRVL_PROP_SET_HI_CONFIG 0xF1 + +/* +** HCI defines +*/ + +#define NFCMRVL_HCI_EVENT_HEADER_SIZE 0x04 +#define NFCMRVL_HCI_EVENT_CODE 0x04 +#define NFCMRVL_HCI_NFC_EVENT_CODE 0xFF +#define NFCMRVL_HCI_COMMAND_CODE 0x01 +#define NFCMRVL_HCI_OGF 0x81 +#define NFCMRVL_HCI_OCF 0xFE + +enum nfcmrvl_phy { + NFCMRVL_PHY_USB = 0, + NFCMRVL_PHY_UART = 1, + NFCMRVL_PHY_I2C = 2, + NFCMRVL_PHY_SPI = 3, +}; + +struct nfcmrvl_private { + + unsigned long flags; + + /* Platform configuration */ + struct nfcmrvl_platform_data config; + + /* Parent dev */ + struct nci_dev *ndev; + + /* FW download context */ + struct nfcmrvl_fw_dnld fw_dnld; + + /* FW download support */ + bool support_fw_dnld; + + /* + ** PHY related information + */ + + /* PHY driver context */ + void *drv_data; + /* PHY device */ + struct device *dev; + /* PHY type */ + enum nfcmrvl_phy phy; + /* Low level driver ops */ + struct nfcmrvl_if_ops *if_ops; +}; + +struct nfcmrvl_if_ops { + int (*nci_open) (struct nfcmrvl_private *priv); + int (*nci_close) (struct nfcmrvl_private *priv); + int (*nci_send) (struct nfcmrvl_private *priv, struct sk_buff *skb); + void (*nci_update_config)(struct nfcmrvl_private *priv, + const void *param); +}; + +void nfcmrvl_nci_unregister_dev(struct nfcmrvl_private *priv); +int nfcmrvl_nci_recv_frame(struct nfcmrvl_private *priv, struct sk_buff *skb); +struct nfcmrvl_private *nfcmrvl_nci_register_dev(enum nfcmrvl_phy phy, + void *drv_data, + struct nfcmrvl_if_ops *ops, + struct device *dev, + struct nfcmrvl_platform_data *pdata); + + +void nfcmrvl_chip_reset(struct nfcmrvl_private *priv); +void nfcmrvl_chip_halt(struct nfcmrvl_private *priv); + +int nfcmrvl_parse_dt(struct device_node *node, + struct nfcmrvl_platform_data *pdata); + +#endif |