diff options
Diffstat (limited to 'drivers/bluetooth/btmrvl_sdio.h')
| -rw-r--r-- | drivers/bluetooth/btmrvl_sdio.h | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/drivers/bluetooth/btmrvl_sdio.h b/drivers/bluetooth/btmrvl_sdio.h new file mode 100644 index 0000000..3a522d2 --- /dev/null +++ b/drivers/bluetooth/btmrvl_sdio.h @@ -0,0 +1,128 @@ +/** + * Marvell BT-over-SDIO driver: SDIO interface related definitions + * + * Copyright (C) 2009, 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 by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or 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. + * + **/ + +#define SDIO_HEADER_LEN 4 + +/* SD block size can not bigger than 64 due to buf size limit in firmware */ +/* define SD block size for data Tx/Rx */ +#define SDIO_BLOCK_SIZE 64 + +/* Number of blocks for firmware transfer */ +#define FIRMWARE_TRANSFER_NBLOCK 2 + +/* This is for firmware specific length */ +#define FW_EXTRA_LEN 36 + +#define MRVDRV_SIZE_OF_CMD_BUFFER (2 * 1024) + +#define MRVDRV_BT_RX_PACKET_BUFFER_SIZE \ + (HCI_MAX_FRAME_SIZE + FW_EXTRA_LEN) + +#define ALLOC_BUF_SIZE (((max_t (int, MRVDRV_BT_RX_PACKET_BUFFER_SIZE, \ + MRVDRV_SIZE_OF_CMD_BUFFER) + SDIO_HEADER_LEN \ + + SDIO_BLOCK_SIZE - 1) / SDIO_BLOCK_SIZE) \ + * SDIO_BLOCK_SIZE) + +/* The number of times to try when polling for status */ +#define MAX_POLL_TRIES 100 + +/* Max retry number of CMD53 write */ +#define MAX_WRITE_IOMEM_RETRY 2 + +/* register bitmasks */ +#define HOST_POWER_UP BIT(1) +#define HOST_CMD53_FIN BIT(2) + +#define HIM_DISABLE 0xff +#define HIM_ENABLE (BIT(0) | BIT(1)) + +#define UP_LD_HOST_INT_STATUS BIT(0) +#define DN_LD_HOST_INT_STATUS BIT(1) + +#define DN_LD_CARD_RDY BIT(0) +#define CARD_IO_READY BIT(3) + +#define FIRMWARE_READY 0xfedc + +struct btmrvl_plt_wake_cfg { + int irq_bt; + bool wake_by_bt; +}; + +struct btmrvl_sdio_card_reg { + u8 cfg; + u8 host_int_mask; + u8 host_intstatus; + u8 card_status; + u8 sq_read_base_addr_a0; + u8 sq_read_base_addr_a1; + u8 card_revision; + u8 card_fw_status0; + u8 card_fw_status1; + u8 card_rx_len; + u8 card_rx_unit; + u8 io_port_0; + u8 io_port_1; + u8 io_port_2; + bool int_read_to_clear; + u8 host_int_rsr; + u8 card_misc_cfg; + u8 fw_dump_ctrl; + u8 fw_dump_start; + u8 fw_dump_end; +}; + +struct btmrvl_sdio_card { + struct sdio_func *func; + u32 ioport; + const char *helper; + const char *firmware; + const struct btmrvl_sdio_card_reg *reg; + bool support_pscan_win_report; + bool supports_fw_dump; + u16 sd_blksz_fw_dl; + u8 rx_unit; + struct btmrvl_private *priv; + struct device_node *plt_of_node; + struct btmrvl_plt_wake_cfg *plt_wake_cfg; +}; + +struct btmrvl_sdio_device { + const char *helper; + const char *firmware; + const struct btmrvl_sdio_card_reg *reg; + const bool support_pscan_win_report; + u16 sd_blksz_fw_dl; + bool supports_fw_dump; +}; + + +/* Platform specific DMA alignment */ +#define BTSDIO_DMA_ALIGN 8 + +/* Macros for Data Alignment : size */ +#define ALIGN_SZ(p, a) \ + (((p) + ((a) - 1)) & ~((a) - 1)) + +/* Macros for Data Alignment : address */ +#define ALIGN_ADDR(p, a) \ + ((((unsigned long)(p)) + (((unsigned long)(a)) - 1)) & \ + ~(((unsigned long)(a)) - 1)) |