Merge branch 'for_3_2/omap_misc' of git://gitorious.org/omap-sw-develoment/linux-omap-dev into l3
This commit is contained in:
@@ -1,25 +1,25 @@
|
|||||||
/*
|
/*
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||||||
* OMAP4XXX L3 Interconnect error handling driver
|
* OMAP4XXX L3 Interconnect error handling driver
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||||||
*
|
*
|
||||||
* Copyright (C) 2011 Texas Corporation
|
* Copyright (C) 2011 Texas Corporation
|
||||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||||
* Sricharan <r.sricharan@ti.com>
|
* Sricharan <r.sricharan@ti.com>
|
||||||
*
|
*
|
||||||
* This program is free software; you can redistribute it and/or modify
|
* This program is free software; you can redistribute it and/or modify
|
||||||
* it under the terms of the GNU General Public License as published by
|
* it under the terms of the GNU General Public License as published by
|
||||||
* the Free Software Foundation; either version 2 of the License, or
|
* the Free Software Foundation; either version 2 of the License, or
|
||||||
* (at your option) any later version.
|
* (at your option) any later version.
|
||||||
*
|
*
|
||||||
* This program is distributed in the hope that it will be useful,
|
* This program is distributed in the hope that it will be useful,
|
||||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
* GNU General Public License for more details.
|
* GNU General Public License for more details.
|
||||||
*
|
*
|
||||||
* You should have received a copy of the GNU General Public License
|
* You should have received a copy of the GNU General Public License
|
||||||
* along with this program; if not, write to the Free Software
|
* along with this program; if not, write to the Free Software
|
||||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
||||||
* USA
|
* USA
|
||||||
*/
|
*/
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||||||
#include <linux/init.h>
|
#include <linux/init.h>
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||||||
#include <linux/io.h>
|
#include <linux/io.h>
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#include <linux/platform_device.h>
|
#include <linux/platform_device.h>
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||||||
@@ -55,12 +55,12 @@
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|||||||
static irqreturn_t l3_interrupt_handler(int irq, void *_l3)
|
static irqreturn_t l3_interrupt_handler(int irq, void *_l3)
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{
|
{
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|
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struct omap4_l3 *l3 = _l3;
|
struct omap4_l3 *l3 = _l3;
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int inttype, i, j;
|
int inttype, i, k;
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int err_src = 0;
|
int err_src = 0;
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u32 std_err_main_addr, std_err_main, err_reg;
|
u32 std_err_main, err_reg, clear, masterid;
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||||||
u32 base, slave_addr, clear;
|
void __iomem *base, *l3_targ_base;
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char *source_name;
|
char *target_name, *master_name = "UN IDENTIFIED";
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|
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/* Get the Type of interrupt */
|
/* Get the Type of interrupt */
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inttype = irq == l3->app_irq ? L3_APPLICATION_ERROR : L3_DEBUG_ERROR;
|
inttype = irq == l3->app_irq ? L3_APPLICATION_ERROR : L3_DEBUG_ERROR;
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||||||
@@ -70,43 +70,50 @@ static irqreturn_t l3_interrupt_handler(int irq, void *_l3)
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|||||||
* Read the regerr register of the clock domain
|
* Read the regerr register of the clock domain
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||||||
* to determine the source
|
* to determine the source
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*/
|
*/
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||||||
base = (u32)l3->l3_base[i];
|
base = l3->l3_base[i];
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err_reg = readl(base + l3_flagmux[i] + (inttype << 3));
|
err_reg = __raw_readl(base + l3_flagmux[i] +
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|
+ L3_FLAGMUX_REGERR0 + (inttype << 3));
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||||||
|
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/* Get the corresponding error and analyse */
|
/* Get the corresponding error and analyse */
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if (err_reg) {
|
if (err_reg) {
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/* Identify the source from control status register */
|
/* Identify the source from control status register */
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for (j = 0; !(err_reg & (1 << j)); j++)
|
err_src = __ffs(err_reg);
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;
|
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||||||
|
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err_src = j;
|
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/* Read the stderrlog_main_source from clk domain */
|
/* Read the stderrlog_main_source from clk domain */
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std_err_main_addr = base + *(l3_targ[i] + err_src);
|
l3_targ_base = base + *(l3_targ[i] + err_src);
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||||||
std_err_main = readl(std_err_main_addr);
|
std_err_main = __raw_readl(l3_targ_base +
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||||||
|
L3_TARG_STDERRLOG_MAIN);
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||||||
|
masterid = __raw_readl(l3_targ_base +
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||||||
|
L3_TARG_STDERRLOG_MSTADDR);
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||||||
|
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||||||
switch (std_err_main & CUSTOM_ERROR) {
|
switch (std_err_main & CUSTOM_ERROR) {
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case STANDARD_ERROR:
|
case STANDARD_ERROR:
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source_name =
|
target_name =
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||||||
l3_targ_stderrlog_main_name[i][err_src];
|
l3_targ_inst_name[i][err_src];
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||||||
|
WARN(true, "L3 standard error: TARGET:%s at address 0x%x\n",
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||||||
slave_addr = std_err_main_addr +
|
target_name,
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||||||
L3_SLAVE_ADDRESS_OFFSET;
|
__raw_readl(l3_targ_base +
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||||||
WARN(true, "L3 standard error: SOURCE:%s at address 0x%x\n",
|
L3_TARG_STDERRLOG_SLVOFSLSB));
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source_name, readl(slave_addr));
|
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/* clear the std error log*/
|
/* clear the std error log*/
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||||||
clear = std_err_main | CLEAR_STDERR_LOG;
|
clear = std_err_main | CLEAR_STDERR_LOG;
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writel(clear, std_err_main_addr);
|
writel(clear, l3_targ_base +
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|
L3_TARG_STDERRLOG_MAIN);
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||||||
break;
|
break;
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||||||
|
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||||||
case CUSTOM_ERROR:
|
case CUSTOM_ERROR:
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||||||
source_name =
|
target_name =
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||||||
l3_targ_stderrlog_main_name[i][err_src];
|
l3_targ_inst_name[i][err_src];
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||||||
|
for (k = 0; k < NUM_OF_L3_MASTERS; k++) {
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||||||
WARN(true, "CUSTOM SRESP error with SOURCE:%s\n",
|
if (masterid == l3_masters[k].id)
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||||||
source_name);
|
master_name =
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||||||
|
l3_masters[k].name;
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||||||
|
}
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||||||
|
WARN(true, "L3 custom error: MASTER:%s TARGET:%s\n",
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||||||
|
master_name, target_name);
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/* clear the std error log*/
|
/* clear the std error log*/
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||||||
clear = std_err_main | CLEAR_STDERR_LOG;
|
clear = std_err_main | CLEAR_STDERR_LOG;
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||||||
writel(clear, std_err_main_addr);
|
writel(clear, l3_targ_base +
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||||||
|
L3_TARG_STDERRLOG_MAIN);
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||||||
break;
|
break;
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||||||
|
|
||||||
default:
|
default:
|
||||||
@@ -122,10 +129,9 @@ static irqreturn_t l3_interrupt_handler(int irq, void *_l3)
|
|||||||
|
|
||||||
static int __init omap4_l3_probe(struct platform_device *pdev)
|
static int __init omap4_l3_probe(struct platform_device *pdev)
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||||||
{
|
{
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||||||
static struct omap4_l3 *l3;
|
static struct omap4_l3 *l3;
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struct resource *res;
|
struct resource *res;
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int ret;
|
int ret;
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int irq;
|
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||||||
|
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||||||
l3 = kzalloc(sizeof(*l3), GFP_KERNEL);
|
l3 = kzalloc(sizeof(*l3), GFP_KERNEL);
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if (!l3)
|
if (!l3)
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@@ -177,27 +183,25 @@ static int __init omap4_l3_probe(struct platform_device *pdev)
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/*
|
/*
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* Setup interrupt Handlers
|
* Setup interrupt Handlers
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*/
|
*/
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irq = platform_get_irq(pdev, 0);
|
l3->debug_irq = platform_get_irq(pdev, 0);
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ret = request_irq(irq,
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ret = request_irq(l3->debug_irq,
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l3_interrupt_handler,
|
l3_interrupt_handler,
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IRQF_DISABLED, "l3-dbg-irq", l3);
|
IRQF_DISABLED, "l3-dbg-irq", l3);
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if (ret) {
|
if (ret) {
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pr_crit("L3: request_irq failed to register for 0x%x\n",
|
pr_crit("L3: request_irq failed to register for 0x%x\n",
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OMAP44XX_IRQ_L3_DBG);
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OMAP44XX_IRQ_L3_DBG);
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goto err3;
|
goto err3;
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}
|
}
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l3->debug_irq = irq;
|
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||||||
|
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||||||
irq = platform_get_irq(pdev, 1);
|
l3->app_irq = platform_get_irq(pdev, 1);
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||||||
ret = request_irq(irq,
|
ret = request_irq(l3->app_irq,
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l3_interrupt_handler,
|
l3_interrupt_handler,
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IRQF_DISABLED, "l3-app-irq", l3);
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IRQF_DISABLED, "l3-app-irq", l3);
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if (ret) {
|
if (ret) {
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pr_crit("L3: request_irq failed to register for 0x%x\n",
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pr_crit("L3: request_irq failed to register for 0x%x\n",
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OMAP44XX_IRQ_L3_APP);
|
OMAP44XX_IRQ_L3_APP);
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||||||
goto err4;
|
goto err4;
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}
|
}
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l3->app_irq = irq;
|
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||||||
|
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return 0;
|
return 0;
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||||||
|
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||||||
@@ -216,7 +220,7 @@ err0:
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|||||||
|
|
||||||
static int __exit omap4_l3_remove(struct platform_device *pdev)
|
static int __exit omap4_l3_remove(struct platform_device *pdev)
|
||||||
{
|
{
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||||||
struct omap4_l3 *l3 = platform_get_drvdata(pdev);
|
struct omap4_l3 *l3 = platform_get_drvdata(pdev);
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||||||
|
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free_irq(l3->app_irq, l3);
|
free_irq(l3->app_irq, l3);
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||||||
free_irq(l3->debug_irq, l3);
|
free_irq(l3->debug_irq, l3);
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@@ -229,9 +233,9 @@ static int __exit omap4_l3_remove(struct platform_device *pdev)
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|||||||
}
|
}
|
||||||
|
|
||||||
static struct platform_driver omap4_l3_driver = {
|
static struct platform_driver omap4_l3_driver = {
|
||||||
.remove = __exit_p(omap4_l3_remove),
|
.remove = __exit_p(omap4_l3_remove),
|
||||||
.driver = {
|
.driver = {
|
||||||
.name = "omap_l3_noc",
|
.name = "omap_l3_noc",
|
||||||
},
|
},
|
||||||
};
|
};
|
||||||
|
|
||||||
|
@@ -1,132 +1,162 @@
|
|||||||
/*
|
/*
|
||||||
* OMAP4XXX L3 Interconnect error handling driver header
|
* OMAP4XXX L3 Interconnect error handling driver header
|
||||||
*
|
*
|
||||||
* Copyright (C) 2011 Texas Corporation
|
* Copyright (C) 2011 Texas Corporation
|
||||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||||
* sricharan <r.sricharan@ti.com>
|
* sricharan <r.sricharan@ti.com>
|
||||||
*
|
*
|
||||||
* This program is free software; you can redistribute it and/or modify
|
* This program is free software; you can redistribute it and/or modify
|
||||||
* it under the terms of the GNU General Public License as published by
|
* it under the terms of the GNU General Public License as published by
|
||||||
* the Free Software Foundation; either version 2 of the License, or
|
* the Free Software Foundation; either version 2 of the License, or
|
||||||
* (at your option) any later version.
|
* (at your option) any later version.
|
||||||
*
|
*
|
||||||
* This program is distributed in the hope that it will be useful,
|
* This program is distributed in the hope that it will be useful,
|
||||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
* GNU General Public License for more details.
|
* GNU General Public License for more details.
|
||||||
*
|
*
|
||||||
* You should have received a copy of the GNU General Public License
|
* You should have received a copy of the GNU General Public License
|
||||||
* along with this program; if not, write to the Free Software
|
* along with this program; if not, write to the Free Software
|
||||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
||||||
* USA
|
* USA
|
||||||
*/
|
*/
|
||||||
#ifndef __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
|
#ifndef __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
|
||||||
#define __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
|
#define __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
|
||||||
|
|
||||||
/*
|
|
||||||
* L3 register offsets
|
|
||||||
*/
|
|
||||||
#define L3_MODULES 3
|
#define L3_MODULES 3
|
||||||
#define CLEAR_STDERR_LOG (1 << 31)
|
#define CLEAR_STDERR_LOG (1 << 31)
|
||||||
#define CUSTOM_ERROR 0x2
|
#define CUSTOM_ERROR 0x2
|
||||||
#define STANDARD_ERROR 0x0
|
#define STANDARD_ERROR 0x0
|
||||||
#define INBAND_ERROR 0x0
|
#define INBAND_ERROR 0x0
|
||||||
#define EMIF_KERRLOG_OFFSET 0x10
|
|
||||||
#define L3_SLAVE_ADDRESS_OFFSET 0x14
|
|
||||||
#define LOGICAL_ADDR_ERRORLOG 0x4
|
|
||||||
#define L3_APPLICATION_ERROR 0x0
|
#define L3_APPLICATION_ERROR 0x0
|
||||||
#define L3_DEBUG_ERROR 0x1
|
#define L3_DEBUG_ERROR 0x1
|
||||||
|
|
||||||
u32 l3_flagmux[L3_MODULES] = {
|
/* L3 TARG register offsets */
|
||||||
0x50C,
|
#define L3_TARG_STDERRLOG_MAIN 0x48
|
||||||
0x100C,
|
#define L3_TARG_STDERRLOG_SLVOFSLSB 0x5c
|
||||||
0X020C
|
#define L3_TARG_STDERRLOG_MSTADDR 0x68
|
||||||
|
#define L3_FLAGMUX_REGERR0 0xc
|
||||||
|
|
||||||
|
#define NUM_OF_L3_MASTERS (sizeof(l3_masters)/sizeof(l3_masters[0]))
|
||||||
|
|
||||||
|
static u32 l3_flagmux[L3_MODULES] = {
|
||||||
|
0x500,
|
||||||
|
0x1000,
|
||||||
|
0X0200
|
||||||
};
|
};
|
||||||
|
|
||||||
/*
|
/* L3 Target standard Error register offsets */
|
||||||
* L3 Target standard Error register offsets
|
static u32 l3_targ_inst_clk1[] = {
|
||||||
*/
|
0x100, /* DMM1 */
|
||||||
u32 l3_targ_stderrlog_main_clk1[] = {
|
0x200, /* DMM2 */
|
||||||
0x148, /* DMM1 */
|
0x300, /* ABE */
|
||||||
0x248, /* DMM2 */
|
0x400, /* L4CFG */
|
||||||
0x348, /* ABE */
|
0x600 /* CLK2 PWR DISC */
|
||||||
0x448, /* L4CFG */
|
|
||||||
0x648 /* CLK2 PWR DISC */
|
|
||||||
};
|
};
|
||||||
|
|
||||||
u32 l3_targ_stderrlog_main_clk2[] = {
|
static u32 l3_targ_inst_clk2[] = {
|
||||||
0x548, /* CORTEX M3 */
|
0x500, /* CORTEX M3 */
|
||||||
0x348, /* DSS */
|
0x300, /* DSS */
|
||||||
0x148, /* GPMC */
|
0x100, /* GPMC */
|
||||||
0x448, /* ISS */
|
0x400, /* ISS */
|
||||||
0x748, /* IVAHD */
|
0x700, /* IVAHD */
|
||||||
0xD48, /* missing in TRM corresponds to AES1*/
|
0xD00, /* missing in TRM corresponds to AES1*/
|
||||||
0x948, /* L4 PER0*/
|
0x900, /* L4 PER0*/
|
||||||
0x248, /* OCMRAM */
|
0x200, /* OCMRAM */
|
||||||
0x148, /* missing in TRM corresponds to GPMC sERROR*/
|
0x100, /* missing in TRM corresponds to GPMC sERROR*/
|
||||||
0x648, /* SGX */
|
0x600, /* SGX */
|
||||||
0x848, /* SL2 */
|
0x800, /* SL2 */
|
||||||
0x1648, /* C2C */
|
0x1600, /* C2C */
|
||||||
0x1148, /* missing in TRM corresponds PWR DISC CLK1*/
|
0x1100, /* missing in TRM corresponds PWR DISC CLK1*/
|
||||||
0xF48, /* missing in TRM corrsponds to SHA1*/
|
0xF00, /* missing in TRM corrsponds to SHA1*/
|
||||||
0xE48, /* missing in TRM corresponds to AES2*/
|
0xE00, /* missing in TRM corresponds to AES2*/
|
||||||
0xC48, /* L4 PER3 */
|
0xC00, /* L4 PER3 */
|
||||||
0xA48, /* L4 PER1*/
|
0xA00, /* L4 PER1*/
|
||||||
0xB48 /* L4 PER2*/
|
0xB00 /* L4 PER2*/
|
||||||
};
|
};
|
||||||
|
|
||||||
u32 l3_targ_stderrlog_main_clk3[] = {
|
static u32 l3_targ_inst_clk3[] = {
|
||||||
0x0148 /* EMUSS */
|
0x0100 /* EMUSS */
|
||||||
};
|
};
|
||||||
|
|
||||||
char *l3_targ_stderrlog_main_name[L3_MODULES][18] = {
|
static struct l3_masters_data {
|
||||||
|
u32 id;
|
||||||
|
char name[10];
|
||||||
|
} 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 char *l3_targ_inst_name[L3_MODULES][18] = {
|
||||||
{
|
{
|
||||||
"DMM1",
|
"DMM1",
|
||||||
"DMM2",
|
"DMM2",
|
||||||
"ABE",
|
"ABE",
|
||||||
"L4CFG",
|
"L4CFG",
|
||||||
"CLK2 PWR DISC",
|
"CLK2 PWR DISC",
|
||||||
},
|
},
|
||||||
{
|
{
|
||||||
"CORTEX M3" ,
|
"CORTEX M3" ,
|
||||||
"DSS ",
|
"DSS ",
|
||||||
"GPMC ",
|
"GPMC ",
|
||||||
"ISS ",
|
"ISS ",
|
||||||
"IVAHD ",
|
"IVAHD ",
|
||||||
"AES1",
|
"AES1",
|
||||||
"L4 PER0",
|
"L4 PER0",
|
||||||
"OCMRAM ",
|
"OCMRAM ",
|
||||||
"GPMC sERROR",
|
"GPMC sERROR",
|
||||||
"SGX ",
|
"SGX ",
|
||||||
"SL2 ",
|
"SL2 ",
|
||||||
"C2C ",
|
"C2C ",
|
||||||
"PWR DISC CLK1",
|
"PWR DISC CLK1",
|
||||||
"SHA1",
|
"SHA1",
|
||||||
"AES2",
|
"AES2",
|
||||||
"L4 PER3",
|
"L4 PER3",
|
||||||
"L4 PER1",
|
"L4 PER1",
|
||||||
"L4 PER2",
|
"L4 PER2",
|
||||||
},
|
},
|
||||||
{
|
{
|
||||||
"EMUSS",
|
"EMUSS",
|
||||||
},
|
},
|
||||||
};
|
};
|
||||||
|
|
||||||
u32 *l3_targ[L3_MODULES] = {
|
static u32 *l3_targ[L3_MODULES] = {
|
||||||
l3_targ_stderrlog_main_clk1,
|
l3_targ_inst_clk1,
|
||||||
l3_targ_stderrlog_main_clk2,
|
l3_targ_inst_clk2,
|
||||||
l3_targ_stderrlog_main_clk3,
|
l3_targ_inst_clk3,
|
||||||
};
|
};
|
||||||
|
|
||||||
struct omap4_l3 {
|
struct omap4_l3 {
|
||||||
struct device *dev;
|
struct device *dev;
|
||||||
struct clk *ick;
|
struct clk *ick;
|
||||||
|
|
||||||
/* memory base */
|
/* memory base */
|
||||||
void __iomem *l3_base[4];
|
void __iomem *l3_base[L3_MODULES];
|
||||||
|
|
||||||
int debug_irq;
|
int debug_irq;
|
||||||
int app_irq;
|
int app_irq;
|
||||||
};
|
};
|
||||||
|
|
||||||
#endif
|
#endif
|
||||||
|
@@ -1,26 +1,26 @@
|
|||||||
/*
|
/*
|
||||||
* OMAP3XXX L3 Interconnect Driver
|
* OMAP3XXX L3 Interconnect Driver
|
||||||
*
|
*
|
||||||
* Copyright (C) 2011 Texas Corporation
|
* Copyright (C) 2011 Texas Corporation
|
||||||
* Felipe Balbi <balbi@ti.com>
|
* Felipe Balbi <balbi@ti.com>
|
||||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||||
* Sricharan <r.sricharan@ti.com>
|
* Sricharan <r.sricharan@ti.com>
|
||||||
*
|
*
|
||||||
* This program is free software; you can redistribute it and/or modify
|
* This program is free software; you can redistribute it and/or modify
|
||||||
* it under the terms of the GNU General Public License as published by
|
* it under the terms of the GNU General Public License as published by
|
||||||
* the Free Software Foundation; either version 2 of the License, or
|
* the Free Software Foundation; either version 2 of the License, or
|
||||||
* (at your option) any later version.
|
* (at your option) any later version.
|
||||||
*
|
*
|
||||||
* This program is distributed in the hope that it will be useful,
|
* This program is distributed in the hope that it will be useful,
|
||||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
* GNU General Public License for more details.
|
* GNU General Public License for more details.
|
||||||
*
|
*
|
||||||
* You should have received a copy of the GNU General Public License
|
* You should have received a copy of the GNU General Public License
|
||||||
* along with this program; if not, write to the Free Software
|
* along with this program; if not, write to the Free Software
|
||||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
||||||
* USA
|
* USA
|
||||||
*/
|
*/
|
||||||
|
|
||||||
#include <linux/kernel.h>
|
#include <linux/kernel.h>
|
||||||
#include <linux/slab.h>
|
#include <linux/slab.h>
|
||||||
@@ -135,7 +135,7 @@ static char *omap3_l3_initiator_string(u8 initid)
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
/*
|
||||||
* omap3_l3_block_irq - handles a register block's irq
|
* omap3_l3_block_irq - handles a register block's irq
|
||||||
* @l3: struct omap3_l3 *
|
* @l3: struct omap3_l3 *
|
||||||
* @base: register block base address
|
* @base: register block base address
|
||||||
@@ -150,30 +150,29 @@ static char *omap3_l3_initiator_string(u8 initid)
|
|||||||
static irqreturn_t omap3_l3_block_irq(struct omap3_l3 *l3,
|
static irqreturn_t omap3_l3_block_irq(struct omap3_l3 *l3,
|
||||||
u64 error, int error_addr)
|
u64 error, int error_addr)
|
||||||
{
|
{
|
||||||
u8 code = omap3_l3_decode_error_code(error);
|
u8 code = omap3_l3_decode_error_code(error);
|
||||||
u8 initid = omap3_l3_decode_initid(error);
|
u8 initid = omap3_l3_decode_initid(error);
|
||||||
u8 multi = error & L3_ERROR_LOG_MULTI;
|
u8 multi = error & L3_ERROR_LOG_MULTI;
|
||||||
u32 address = omap3_l3_decode_addr(error_addr);
|
u32 address = omap3_l3_decode_addr(error_addr);
|
||||||
|
|
||||||
WARN(true, "%s seen by %s %s at address %x\n",
|
WARN(true, "%s seen by %s %s at address %x\n",
|
||||||
omap3_l3_code_string(code),
|
omap3_l3_code_string(code),
|
||||||
omap3_l3_initiator_string(initid),
|
omap3_l3_initiator_string(initid),
|
||||||
multi ? "Multiple Errors" : "",
|
multi ? "Multiple Errors" : "", address);
|
||||||
address);
|
|
||||||
|
|
||||||
return IRQ_HANDLED;
|
return IRQ_HANDLED;
|
||||||
}
|
}
|
||||||
|
|
||||||
static irqreturn_t omap3_l3_app_irq(int irq, void *_l3)
|
static irqreturn_t omap3_l3_app_irq(int irq, void *_l3)
|
||||||
{
|
{
|
||||||
struct omap3_l3 *l3 = _l3;
|
struct omap3_l3 *l3 = _l3;
|
||||||
u64 status, clear;
|
u64 status, clear;
|
||||||
u64 error;
|
u64 error;
|
||||||
u64 error_addr;
|
u64 error_addr;
|
||||||
u64 err_source = 0;
|
u64 err_source = 0;
|
||||||
void __iomem *base;
|
void __iomem *base;
|
||||||
int int_type;
|
int int_type;
|
||||||
irqreturn_t ret = IRQ_NONE;
|
irqreturn_t ret = IRQ_NONE;
|
||||||
|
|
||||||
int_type = irq == l3->app_irq ? L3_APPLICATION_ERROR : L3_DEBUG_ERROR;
|
int_type = irq == l3->app_irq ? L3_APPLICATION_ERROR : L3_DEBUG_ERROR;
|
||||||
if (!int_type) {
|
if (!int_type) {
|
||||||
@@ -191,14 +190,12 @@ static irqreturn_t omap3_l3_app_irq(int irq, void *_l3)
|
|||||||
}
|
}
|
||||||
|
|
||||||
/* identify the error source */
|
/* identify the error source */
|
||||||
for (err_source = 0; !(status & (1 << err_source)); err_source++)
|
err_source = __ffs(status);
|
||||||
;
|
|
||||||
|
|
||||||
base = l3->rt + *(omap3_l3_bases[int_type] + err_source);
|
base = l3->rt + omap3_l3_bases[int_type][err_source];
|
||||||
error = omap3_l3_readll(base, L3_ERROR_LOG);
|
error = omap3_l3_readll(base, L3_ERROR_LOG);
|
||||||
if (error) {
|
if (error) {
|
||||||
error_addr = omap3_l3_readll(base, L3_ERROR_LOG_ADDR);
|
error_addr = omap3_l3_readll(base, L3_ERROR_LOG_ADDR);
|
||||||
|
|
||||||
ret |= omap3_l3_block_irq(l3, error, error_addr);
|
ret |= omap3_l3_block_irq(l3, error, error_addr);
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -215,9 +212,9 @@ static irqreturn_t omap3_l3_app_irq(int irq, void *_l3)
|
|||||||
|
|
||||||
static int __init omap3_l3_probe(struct platform_device *pdev)
|
static int __init omap3_l3_probe(struct platform_device *pdev)
|
||||||
{
|
{
|
||||||
struct omap3_l3 *l3;
|
struct omap3_l3 *l3;
|
||||||
struct resource *res;
|
struct resource *res;
|
||||||
int ret;
|
int ret;
|
||||||
|
|
||||||
l3 = kzalloc(sizeof(*l3), GFP_KERNEL);
|
l3 = kzalloc(sizeof(*l3), GFP_KERNEL);
|
||||||
if (!l3)
|
if (!l3)
|
||||||
|
@@ -1,26 +1,26 @@
|
|||||||
/*
|
/*
|
||||||
* OMAP3XXX L3 Interconnect Driver header
|
* OMAP3XXX L3 Interconnect Driver header
|
||||||
*
|
*
|
||||||
* Copyright (C) 2011 Texas Corporation
|
* Copyright (C) 2011 Texas Corporation
|
||||||
* Felipe Balbi <balbi@ti.com>
|
* Felipe Balbi <balbi@ti.com>
|
||||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||||
* sricharan <r.sricharan@ti.com>
|
* sricharan <r.sricharan@ti.com>
|
||||||
*
|
*
|
||||||
* This program is free software; you can redistribute it and/or modify
|
* This program is free software; you can redistribute it and/or modify
|
||||||
* it under the terms of the GNU General Public License as published by
|
* it under the terms of the GNU General Public License as published by
|
||||||
* the Free Software Foundation; either version 2 of the License, or
|
* the Free Software Foundation; either version 2 of the License, or
|
||||||
* (at your option) any later version.
|
* (at your option) any later version.
|
||||||
*
|
*
|
||||||
* This program is distributed in the hope that it will be useful,
|
* This program is distributed in the hope that it will be useful,
|
||||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
* GNU General Public License for more details.
|
* GNU General Public License for more details.
|
||||||
*
|
*
|
||||||
* You should have received a copy of the GNU General Public License
|
* You should have received a copy of the GNU General Public License
|
||||||
* along with this program; if not, write to the Free Software
|
* along with this program; if not, write to the Free Software
|
||||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
||||||
* USA
|
* USA
|
||||||
*/
|
*/
|
||||||
#ifndef __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
|
#ifndef __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
|
||||||
#define __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
|
#define __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
|
||||||
|
|
||||||
@@ -40,7 +40,7 @@
|
|||||||
#define L3_SI_CONTROL 0x020
|
#define L3_SI_CONTROL 0x020
|
||||||
#define L3_SI_FLAG_STATUS_0 0x510
|
#define L3_SI_FLAG_STATUS_0 0x510
|
||||||
|
|
||||||
const u64 shift = 1;
|
static const u64 shift = 1;
|
||||||
|
|
||||||
#define L3_STATUS_0_MPUIA_BRST (shift << 0)
|
#define L3_STATUS_0_MPUIA_BRST (shift << 0)
|
||||||
#define L3_STATUS_0_MPUIA_RSP (shift << 1)
|
#define L3_STATUS_0_MPUIA_RSP (shift << 1)
|
||||||
@@ -78,32 +78,32 @@ const u64 shift = 1;
|
|||||||
#define L3_STATUS_0_L4EMUTA_REQ (shift << 60)
|
#define L3_STATUS_0_L4EMUTA_REQ (shift << 60)
|
||||||
#define L3_STATUS_0_MAD2DTA_REQ (shift << 61)
|
#define L3_STATUS_0_MAD2DTA_REQ (shift << 61)
|
||||||
|
|
||||||
#define L3_STATUS_0_TIMEOUT_MASK (L3_STATUS_0_MPUIA_BRST \
|
#define L3_STATUS_0_TIMEOUT_MASK (L3_STATUS_0_MPUIA_BRST \
|
||||||
| L3_STATUS_0_MPUIA_RSP \
|
| L3_STATUS_0_MPUIA_RSP \
|
||||||
| L3_STATUS_0_IVAIA_BRST \
|
| L3_STATUS_0_IVAIA_BRST \
|
||||||
| L3_STATUS_0_IVAIA_RSP \
|
| L3_STATUS_0_IVAIA_RSP \
|
||||||
| L3_STATUS_0_SGXIA_BRST \
|
| L3_STATUS_0_SGXIA_BRST \
|
||||||
| L3_STATUS_0_SGXIA_RSP \
|
| L3_STATUS_0_SGXIA_RSP \
|
||||||
| L3_STATUS_0_CAMIA_BRST \
|
| L3_STATUS_0_CAMIA_BRST \
|
||||||
| L3_STATUS_0_CAMIA_RSP \
|
| L3_STATUS_0_CAMIA_RSP \
|
||||||
| L3_STATUS_0_DISPIA_BRST \
|
| L3_STATUS_0_DISPIA_BRST \
|
||||||
| L3_STATUS_0_DISPIA_RSP \
|
| L3_STATUS_0_DISPIA_RSP \
|
||||||
| L3_STATUS_0_DMARDIA_BRST \
|
| L3_STATUS_0_DMARDIA_BRST \
|
||||||
| L3_STATUS_0_DMARDIA_RSP \
|
| L3_STATUS_0_DMARDIA_RSP \
|
||||||
| L3_STATUS_0_DMAWRIA_BRST \
|
| L3_STATUS_0_DMAWRIA_BRST \
|
||||||
| L3_STATUS_0_DMAWRIA_RSP \
|
| L3_STATUS_0_DMAWRIA_RSP \
|
||||||
| L3_STATUS_0_USBOTGIA_BRST \
|
| L3_STATUS_0_USBOTGIA_BRST \
|
||||||
| L3_STATUS_0_USBOTGIA_RSP \
|
| L3_STATUS_0_USBOTGIA_RSP \
|
||||||
| L3_STATUS_0_USBHOSTIA_BRST \
|
| L3_STATUS_0_USBHOSTIA_BRST \
|
||||||
| L3_STATUS_0_SMSTA_REQ \
|
| L3_STATUS_0_SMSTA_REQ \
|
||||||
| L3_STATUS_0_GPMCTA_REQ \
|
| L3_STATUS_0_GPMCTA_REQ \
|
||||||
| L3_STATUS_0_OCMRAMTA_REQ \
|
| L3_STATUS_0_OCMRAMTA_REQ \
|
||||||
| L3_STATUS_0_OCMROMTA_REQ \
|
| L3_STATUS_0_OCMROMTA_REQ \
|
||||||
| L3_STATUS_0_IVATA_REQ \
|
| L3_STATUS_0_IVATA_REQ \
|
||||||
| L3_STATUS_0_SGXTA_REQ \
|
| L3_STATUS_0_SGXTA_REQ \
|
||||||
| L3_STATUS_0_L4CORETA_REQ \
|
| L3_STATUS_0_L4CORETA_REQ \
|
||||||
| L3_STATUS_0_L4PERTA_REQ \
|
| L3_STATUS_0_L4PERTA_REQ \
|
||||||
| L3_STATUS_0_L4EMUTA_REQ \
|
| L3_STATUS_0_L4EMUTA_REQ \
|
||||||
| L3_STATUS_0_MAD2DTA_REQ)
|
| L3_STATUS_0_MAD2DTA_REQ)
|
||||||
|
|
||||||
#define L3_SI_FLAG_STATUS_1 0x530
|
#define L3_SI_FLAG_STATUS_1 0x530
|
||||||
@@ -137,19 +137,19 @@ const u64 shift = 1;
|
|||||||
|
|
||||||
enum omap3_l3_initiator_id {
|
enum omap3_l3_initiator_id {
|
||||||
/* LCD has 1 ID */
|
/* LCD has 1 ID */
|
||||||
OMAP_L3_LCD = 29,
|
OMAP_L3_LCD = 29,
|
||||||
/* SAD2D has 1 ID */
|
/* SAD2D has 1 ID */
|
||||||
OMAP_L3_SAD2D = 28,
|
OMAP_L3_SAD2D = 28,
|
||||||
/* MPU has 5 IDs */
|
/* MPU has 5 IDs */
|
||||||
OMAP_L3_IA_MPU_SS_1 = 27,
|
OMAP_L3_IA_MPU_SS_1 = 27,
|
||||||
OMAP_L3_IA_MPU_SS_2 = 26,
|
OMAP_L3_IA_MPU_SS_2 = 26,
|
||||||
OMAP_L3_IA_MPU_SS_3 = 25,
|
OMAP_L3_IA_MPU_SS_3 = 25,
|
||||||
OMAP_L3_IA_MPU_SS_4 = 24,
|
OMAP_L3_IA_MPU_SS_4 = 24,
|
||||||
OMAP_L3_IA_MPU_SS_5 = 23,
|
OMAP_L3_IA_MPU_SS_5 = 23,
|
||||||
/* IVA2.2 SS has 3 IDs*/
|
/* IVA2.2 SS has 3 IDs*/
|
||||||
OMAP_L3_IA_IVA_SS_1 = 22,
|
OMAP_L3_IA_IVA_SS_1 = 22,
|
||||||
OMAP_L3_IA_IVA_SS_2 = 21,
|
OMAP_L3_IA_IVA_SS_2 = 21,
|
||||||
OMAP_L3_IA_IVA_SS_3 = 20,
|
OMAP_L3_IA_IVA_SS_3 = 20,
|
||||||
/* IVA 2.2 SS DMA has 6 IDS */
|
/* IVA 2.2 SS DMA has 6 IDS */
|
||||||
OMAP_L3_IA_IVA_SS_DMA_1 = 19,
|
OMAP_L3_IA_IVA_SS_DMA_1 = 19,
|
||||||
OMAP_L3_IA_IVA_SS_DMA_2 = 18,
|
OMAP_L3_IA_IVA_SS_DMA_2 = 18,
|
||||||
@@ -158,25 +158,25 @@ enum omap3_l3_initiator_id {
|
|||||||
OMAP_L3_IA_IVA_SS_DMA_5 = 15,
|
OMAP_L3_IA_IVA_SS_DMA_5 = 15,
|
||||||
OMAP_L3_IA_IVA_SS_DMA_6 = 14,
|
OMAP_L3_IA_IVA_SS_DMA_6 = 14,
|
||||||
/* SGX has 1 ID */
|
/* SGX has 1 ID */
|
||||||
OMAP_L3_IA_SGX = 13,
|
OMAP_L3_IA_SGX = 13,
|
||||||
/* CAM has 3 ID */
|
/* CAM has 3 ID */
|
||||||
OMAP_L3_IA_CAM_1 = 12,
|
OMAP_L3_IA_CAM_1 = 12,
|
||||||
OMAP_L3_IA_CAM_2 = 11,
|
OMAP_L3_IA_CAM_2 = 11,
|
||||||
OMAP_L3_IA_CAM_3 = 10,
|
OMAP_L3_IA_CAM_3 = 10,
|
||||||
/* DAP has 1 ID */
|
/* DAP has 1 ID */
|
||||||
OMAP_L3_IA_DAP = 9,
|
OMAP_L3_IA_DAP = 9,
|
||||||
/* SDMA WR has 2 IDs */
|
/* SDMA WR has 2 IDs */
|
||||||
OMAP_L3_SDMA_WR_1 = 8,
|
OMAP_L3_SDMA_WR_1 = 8,
|
||||||
OMAP_L3_SDMA_WR_2 = 7,
|
OMAP_L3_SDMA_WR_2 = 7,
|
||||||
/* SDMA RD has 4 IDs */
|
/* SDMA RD has 4 IDs */
|
||||||
OMAP_L3_SDMA_RD_1 = 6,
|
OMAP_L3_SDMA_RD_1 = 6,
|
||||||
OMAP_L3_SDMA_RD_2 = 5,
|
OMAP_L3_SDMA_RD_2 = 5,
|
||||||
OMAP_L3_SDMA_RD_3 = 4,
|
OMAP_L3_SDMA_RD_3 = 4,
|
||||||
OMAP_L3_SDMA_RD_4 = 3,
|
OMAP_L3_SDMA_RD_4 = 3,
|
||||||
/* HSUSB OTG has 1 ID */
|
/* HSUSB OTG has 1 ID */
|
||||||
OMAP_L3_USBOTG = 2,
|
OMAP_L3_USBOTG = 2,
|
||||||
/* HSUSB HOST has 1 ID */
|
/* HSUSB HOST has 1 ID */
|
||||||
OMAP_L3_USBHOST = 1,
|
OMAP_L3_USBHOST = 1,
|
||||||
};
|
};
|
||||||
|
|
||||||
enum omap3_l3_code {
|
enum omap3_l3_code {
|
||||||
@@ -192,21 +192,21 @@ enum omap3_l3_code {
|
|||||||
};
|
};
|
||||||
|
|
||||||
struct omap3_l3 {
|
struct omap3_l3 {
|
||||||
struct device *dev;
|
struct device *dev;
|
||||||
struct clk *ick;
|
struct clk *ick;
|
||||||
|
|
||||||
/* memory base*/
|
/* memory base*/
|
||||||
void __iomem *rt;
|
void __iomem *rt;
|
||||||
|
|
||||||
int debug_irq;
|
int debug_irq;
|
||||||
int app_irq;
|
int app_irq;
|
||||||
|
|
||||||
/* true when and inband functional error occurs */
|
/* true when and inband functional error occurs */
|
||||||
unsigned inband:1;
|
unsigned inband:1;
|
||||||
};
|
};
|
||||||
|
|
||||||
/* offsets for l3 agents in order with the Flag status register */
|
/* offsets for l3 agents in order with the Flag status register */
|
||||||
unsigned int __iomem omap3_l3_app_bases[] = {
|
static unsigned int omap3_l3_app_bases[] = {
|
||||||
/* MPU IA */
|
/* MPU IA */
|
||||||
0x1400,
|
0x1400,
|
||||||
0x1400,
|
0x1400,
|
||||||
@@ -305,7 +305,7 @@ unsigned int __iomem omap3_l3_app_bases[] = {
|
|||||||
0,
|
0,
|
||||||
};
|
};
|
||||||
|
|
||||||
unsigned int __iomem omap3_l3_debug_bases[] = {
|
static unsigned int omap3_l3_debug_bases[] = {
|
||||||
/* MPU DATA IA */
|
/* MPU DATA IA */
|
||||||
0x1400,
|
0x1400,
|
||||||
/* RESERVED */
|
/* RESERVED */
|
||||||
@@ -321,7 +321,7 @@ unsigned int __iomem omap3_l3_debug_bases[] = {
|
|||||||
/* REST RESERVED */
|
/* REST RESERVED */
|
||||||
};
|
};
|
||||||
|
|
||||||
u32 *omap3_l3_bases[] = {
|
static u32 *omap3_l3_bases[] = {
|
||||||
omap3_l3_app_bases,
|
omap3_l3_app_bases,
|
||||||
omap3_l3_debug_bases,
|
omap3_l3_debug_bases,
|
||||||
};
|
};
|
||||||
|
@@ -228,13 +228,13 @@
|
|||||||
|
|
||||||
#define OMAP44XX_EMIF2_PHYS OMAP44XX_EMIF2_BASE
|
#define OMAP44XX_EMIF2_PHYS OMAP44XX_EMIF2_BASE
|
||||||
/* 0x4d000000 --> 0xfd200000 */
|
/* 0x4d000000 --> 0xfd200000 */
|
||||||
#define OMAP44XX_EMIF2_VIRT (OMAP44XX_EMIF2_PHYS + OMAP4_L3_PER_IO_OFFSET)
|
|
||||||
#define OMAP44XX_EMIF2_SIZE SZ_1M
|
#define OMAP44XX_EMIF2_SIZE SZ_1M
|
||||||
|
#define OMAP44XX_EMIF2_VIRT (OMAP44XX_EMIF1_VIRT + OMAP44XX_EMIF1_SIZE)
|
||||||
|
|
||||||
#define OMAP44XX_DMM_PHYS OMAP44XX_DMM_BASE
|
#define OMAP44XX_DMM_PHYS OMAP44XX_DMM_BASE
|
||||||
/* 0x4e000000 --> 0xfd300000 */
|
/* 0x4e000000 --> 0xfd300000 */
|
||||||
#define OMAP44XX_DMM_VIRT (OMAP44XX_DMM_PHYS + OMAP4_L3_PER_IO_OFFSET)
|
|
||||||
#define OMAP44XX_DMM_SIZE SZ_1M
|
#define OMAP44XX_DMM_SIZE SZ_1M
|
||||||
|
#define OMAP44XX_DMM_VIRT (OMAP44XX_EMIF2_VIRT + OMAP44XX_EMIF2_SIZE)
|
||||||
/*
|
/*
|
||||||
* ----------------------------------------------------------------------------
|
* ----------------------------------------------------------------------------
|
||||||
* Omap specific register access
|
* Omap specific register access
|
||||||
|
Reference in New Issue
Block a user