| /* |
| * cs48L10.h -- CS48L10 DSP driver |
| * |
| * Copyright 2010 Cirrus Logic, Inc. |
| * |
| * Author: Georgi Vlaev, Nucleus Systems Ltd. <office@nucleusys.com> |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that 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. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA |
| * 02110-1301 USA |
| * |
| */ |
| |
| #ifndef __LINUX_SPI_CS48L10_H__ |
| #define __LINUX_SPI_CS48L10_H__ |
| |
| #define CS48L10IO 0xE0 |
| |
| #define CS48L10_INVALID_FORMAT -1 |
| #define CS48L10_FORMAT_DEFAULT 0 |
| #define CS48L10_FORMAT_PCM 0x00000000 |
| |
| /* SPI Frequencies */ |
| #define CS48L10_SPI_RUNTIME_FREQ 4000000 |
| #define CS48L10_SPI_PREBOOT_FREQ 2000000 |
| #define CS48L10_SPI_BOOT_FREQ 2000000 |
| |
| /* Number of 32 bit words that can be transfered in a single write. */ |
| #define DSP_WORD_TRASFER_SIZE 1 |
| |
| /* These two defines below must be defined to the desired SPI clock |
| frequency for both loading firmware (prekickstart) and after FW is running */ |
| |
| |
| /*Boot assist parameters */ |
| |
| #define CS48L10_BOOT_ASSIST_PROJECT_NAME "boot_assist" |
| #define CS48L10_DEFAULT_PROJECT_ID 0 |
| |
| #define CS48L10_MAX_SPI 25000000 /* 25MHz */ |
| #define CS48L10_MIN_SPI 1000000 /* 1 MHz */ |
| |
| //#define CS48L10_NOBUSY |
| |
| /* Unsolicicited Messages */ |
| #define CS48L10_MALLOC_ERR 0x81000000 |
| #define CS48L10_PLL_ERR 0x81000002 |
| |
| |
| struct cs48l10_hostif_config { |
| __u32 packet_unit_size; |
| __u32 data_buf_size; |
| __u32 watermark_level; |
| }; |
| |
| /* project/firmware info */ |
| #define CS48L10_GET_PROJECT _IO(CS48L10IO, 0x10) |
| #define CS48L10_SET_PROJECT _IO(CS48L10IO, 0x11) |
| #define CS48L10_GET_HOSTIF_CONFIG _IOR(CS48L10IO, 0x12, \ |
| struct cs48l10_hostif_config) |
| #define CS48L10_SET_HOSTIF_CONFIG _IOW(CS48L10IO, 0x13, \ |
| struct cs48l10_hostif_config) |
| |
| |
| #define DSP_BUFFER_SIZE 0x6000 /* dsp words */ |
| #define DSP_MIN_PUS 16 /* min packet unit size (dsp words) */ |
| #define DSP_MAX_PUS 256 /* max packet unit size (dsp words) */ |
| #define CS48L10_BUFFER_SIZE 96*1024 /* 96 KB ...*/ |
| #define MAX_URD_COUNT 32 |
| /* DSP Modules */ |
| #define DSP_OS 0x01 /* OS module */ |
| #define DSP_AM 0x03 /* Audio Manager */ |
| |
| #define RW_WR 0 /* overwite current value */ |
| #define RW_WROR 1 /* new value or'd with current value */ |
| #define RW_WRAND 2 /* new value and'd with current value */ |
| #define RW_RD 3 /* read value */ |
| |
| /* mod := dsp module id, rw := RW, wc := wordcount - 1*/ |
| #define MK_OP(mod, rw, wc) \ |
| ((((mod & 0x7F) | 0x80) << 8) | ((rw & 3) << 6) | (wc & 0x1F)) |
| #define MK_OPWR(mod) MK_OP(mod, RW_WR, 0) |
| #define MK_OPRD(mod) MK_OP(mod, RW_RD, 0) |
| |
| #define MK_CMD(op,idx) ((op << 16) | (idx & 0xFFFF)) /* command - op, index*/ |
| #define MK_RES(op) (op & 0x7FFF) /* response*/ |
| |
| /* OS Indexes */ |
| #define KICKSTART 0x0000 /* KICKSTART */ |
| #define IO_CONFIG 0x0001 /* IO_CONFIG*/ |
| #define SOFTBOOT 0x0009 /* SOFTBOOT */ |
| |
| /* OP codes */ |
| #define OP_OS_URES 0x8100 /* Unsol Response */ |
| |
| #endif /* __LINUX_SPI_CS48L10_H__ */ |