summaryrefslogtreecommitdiffstats
path: root/drivers/nfc/nfcmrvl/nfcmrvl.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/nfc/nfcmrvl/nfcmrvl.h')
-rw-r--r--drivers/nfc/nfcmrvl/nfcmrvl.h106
1 files changed, 106 insertions, 0 deletions
diff --git a/drivers/nfc/nfcmrvl/nfcmrvl.h b/drivers/nfc/nfcmrvl/nfcmrvl.h
new file mode 100644
index 000000000..165bd0a95
--- /dev/null
+++ b/drivers/nfc/nfcmrvl/nfcmrvl.h
@@ -0,0 +1,106 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Marvell NFC driver
+ *
+ * Copyright (C) 2014-2015, Marvell International Ltd.
+ */
+
+#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 Parameters
+ */
+
+#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 */
+ const 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,
+ const struct nfcmrvl_if_ops *ops,
+ struct device *dev,
+ const 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