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/*
* OMAP L3 Interconnect error handling driver header
*
* Copyright (C) 2011-2014 Texas Instruments Incorporated - http://www.ti.com/
* Santosh Shilimkar <santosh.shilimkar@ti.com>
* sricharan <r.sricharan@ti.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 "as is" WITHOUT ANY WARRANTY of any
* kind, whether express or implied; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __OMAP_L3_NOC_H
#define __OMAP_L3_NOC_H
#define MAX_L3_MODULES 3
#define MAX_CLKDM_TARGETS 31
#define CLEAR_STDERR_LOG (1 << 31)
#define CUSTOM_ERROR 0x2
#define STANDARD_ERROR 0x0
#define INBAND_ERROR 0x0
#define L3_APPLICATION_ERROR 0x0
#define L3_DEBUG_ERROR 0x1
/* L3 TARG register offsets */
#define L3_TARG_STDERRLOG_MAIN 0x48
#define L3_TARG_STDERRLOG_HDR 0x4c
#define L3_TARG_STDERRLOG_MSTADDR 0x50
#define L3_TARG_STDERRLOG_INFO 0x58
#define L3_TARG_STDERRLOG_SLVOFSLSB 0x5c
#define L3_TARG_STDERRLOG_CINFO_INFO 0x64
#define L3_TARG_STDERRLOG_CINFO_MSTADDR 0x68
#define L3_TARG_STDERRLOG_CINFO_OPCODE 0x6c
#define L3_FLAGMUX_REGERR0 0xc
#define L3_FLAGMUX_MASK0 0x8
#define L3_TARGET_NOT_SUPPORTED NULL
static const char * const l3_transaction_type[] = {
/* 0 0 0 */ "Idle",
/* 0 0 1 */ "Write",
/* 0 1 0 */ "Read",
/* 0 1 1 */ "ReadEx",
/* 1 0 0 */ "Read Link",
/* 1 0 1 */ "Write Non-Posted",
/* 1 1 0 */ "Write Conditional",
/* 1 1 1 */ "Write Broadcast",
};
/**
* struct l3_masters_data - L3 Master information
* @id: ID of the L3 Master
* @name: master name
*/
struct l3_masters_data {
u32 id;
char *name;
};
/**
* struct l3_target_data - L3 Target information
* @offset: Offset from base for L3 Target
* @name: Target name
*
* Target information is organized indexed by bit field definitions.
*/
struct l3_target_data {
u32 offset;
char *name;
};
/**
* struct l3_flagmux_data - Flag Mux information
* @offset: offset from base for flagmux register
* @l3_targ: array indexed by flagmux index (bit offset) pointing to the
* target data. unsupported ones are marked with
* L3_TARGET_NOT_SUPPORTED
* @num_targ_data: number of entries in target data
* @mask_app_bits: ignore these from raw application irq status
* @mask_dbg_bits: ignore these from raw debug irq status
*/
struct l3_flagmux_data {
u32 offset;
struct l3_target_data *l3_targ;
u8 num_targ_data;
u32 mask_app_bits;
u32 mask_dbg_bits;
};
/**
* struct omap_l3 - Description of data relevant for L3 bus.
* @dev: device representing the bus (populated runtime)
* @l3_base: base addresses of modules (populated runtime)
* @l3_flag_mux: array containing flag mux data per module
* offset from corresponding module base indexed per
* module.
* @num_modules: number of clock domains / modules.
* @l3_masters: array pointing to master data containing name and register
* offset for the master.
* @num_master: number of masters
* @mst_addr_mask: Mask representing MSTADDR information of NTTP packet
* @debug_irq: irq number of the debug interrupt (populated runtime)
* @app_irq: irq number of the application interrupt (populated runtime)
*/
struct omap_l3 {
struct device *dev;
void __iomem *l3_base[MAX_L3_MODULES];
struct l3_flagmux_data **l3_flagmux;
int num_modules;
struct l3_masters_data *l3_masters;
int num_masters;
u32 mst_addr_mask;
int debug_irq;
int app_irq;
};
static struct l3_target_data omap_l3_target_data_clk1[] = {
{0x100, "DMM1",},
{0x200, "DMM2",},
{0x300, "ABE",},
{0x400, "L4CFG",},
{0x600, "CLK2PWRDISC",},
{0x0, "HOSTCLK1",},
{0x900, "L4WAKEUP",},
};
static struct l3_flagmux_data omap_l3_flagmux_clk1 = {
.offset = 0x500,
.l3_targ = omap_l3_target_data_clk1,
.num_targ_data = ARRAY_SIZE(omap_l3_target_data_clk1),
};
static struct l3_target_data omap_l3_target_data_clk2[] = {
{0x500, "CORTEXM3",},
{0x300, "DSS",},
{0x100, "GPMC",},
{0x400, "ISS",},
{0x700, "IVAHD",},
{0xD00, "AES1",},
{0x900, "L4PER0",},
{0x200, "OCMRAM",},
{0x100, "GPMCsERROR",},
{0x600, "SGX",},
{0x800, "SL2",},
{0x1600, "C2C",},
{0x1100, "PWRDISCCLK1",},
{0xF00, "SHA1",},
{0xE00, "AES2",},
{0xC00, "L4PER3",},
{0xA00, "L4PER1",},
{0xB00, "L4PER2",},
{0x0, "HOSTCLK2",},
{0x1800, "CAL",},
{0x1700, "LLI",},
};
static struct l3_flagmux_data omap_l3_flagmux_clk2 = {
.offset = 0x1000,
.l3_targ = omap_l3_target_data_clk2,
.num_targ_data = ARRAY_SIZE(omap_l3_target_data_clk2),
};
static struct l3_target_data omap_l3_target_data_clk3[] = {
{0x0100, "EMUSS",},
{0x0300, "DEBUG SOURCE",},
{0x0, "HOST CLK3",},
};
static struct l3_flagmux_data omap_l3_flagmux_clk3 = {
.offset = 0x0200,
.l3_targ = omap_l3_target_data_clk3,
.num_targ_data = ARRAY_SIZE(omap_l3_target_data_clk3),
};
static struct l3_masters_data omap_l3_masters[] = {
{ 0x0 , "MPU"},
{ 0x10, "CS_ADP"},
{ 0x14, "xxx"},
{ 0x20, "DSP"},
{ 0x30, "IVAHD"},
{ 0x40, "ISS"},
{ 0x44, "DucatiM3"},
{ 0x48, "FaceDetect"},
{ 0x50, "SDMA_Rd"},
{ 0x54, "SDMA_Wr"},
{ 0x58, "xxx"},
{ 0x5C, "xxx"},
{ 0x60, "SGX"},
{ 0x70, "DSS"},
{ 0x80, "C2C"},
{ 0x88, "xxx"},
{ 0x8C, "xxx"},
{ 0x90, "HSI"},
{ 0xA0, "MMC1"},
{ 0xA4, "MMC2"},
{ 0xA8, "MMC6"},
{ 0xB0, "UNIPRO1"},
{ 0xC0, "USBHOSTHS"},
{ 0xC4, "USBOTGHS"},
{ 0xC8, "USBHOSTFS"}
};
static struct l3_flagmux_data *omap_l3_flagmux[] = {
&omap_l3_flagmux_clk1,
&omap_l3_flagmux_clk2,
&omap_l3_flagmux_clk3,
};
static const struct omap_l3 omap_l3_data = {
.l3_flagmux = omap_l3_flagmux,
.num_modules = ARRAY_SIZE(omap_l3_flagmux),
.l3_masters = omap_l3_masters,
.num_masters = ARRAY_SIZE(omap_l3_masters),
/* The 6 MSBs of register field used to distinguish initiator */
.mst_addr_mask = 0xFC,
};
#endif /* __OMAP_L3_NOC_H */
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