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Merge branches 'cleanup-part3', 'voltage', 'dmtimer' and 'l3' into dt…
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…-base
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Tony Lindgren committed Oct 4, 2011
5 parents 5c30cdf + be73246 + 7d33910 + ab4eb8b + dc9ca24 commit c541c15
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Showing 116 changed files with 5,136 additions and 4,762 deletions.
5 changes: 5 additions & 0 deletions arch/arm/include/asm/device.h
Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,12 @@ struct dev_archdata {
#endif
};

struct omap_device;

struct pdev_archdata {
#ifdef CONFIG_ARCH_OMAP
struct omap_device *od;
#endif
};

#endif
2 changes: 1 addition & 1 deletion arch/arm/mach-omap1/Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@

# Common support
obj-y := io.o id.o sram.o time.o irq.o mux.o flash.o serial.o devices.o dma.o
obj-y += clock.o clock_data.o opp_data.o reset.o pm_bus.o
obj-y += clock.o clock_data.o opp_data.o reset.o pm_bus.o timer.o

obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o

Expand Down
45 changes: 45 additions & 0 deletions arch/arm/mach-omap1/mcbsp.c
Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,7 @@
static int dsp_use;
static struct clk *api_clk;
static struct clk *dsp_clk;
static struct platform_device **omap_mcbsp_devices;

static void omap1_mcbsp_request(unsigned int id)
{
Expand Down Expand Up @@ -78,6 +79,17 @@ static struct omap_mcbsp_ops omap1_mcbsp_ops = {
.free = omap1_mcbsp_free,
};

#define OMAP7XX_MCBSP1_BASE 0xfffb1000
#define OMAP7XX_MCBSP2_BASE 0xfffb1800

#define OMAP1510_MCBSP1_BASE 0xe1011800
#define OMAP1510_MCBSP2_BASE 0xfffb1000
#define OMAP1510_MCBSP3_BASE 0xe1017000

#define OMAP1610_MCBSP1_BASE 0xe1011800
#define OMAP1610_MCBSP2_BASE 0xfffb1000
#define OMAP1610_MCBSP3_BASE 0xe1017000

#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
struct resource omap7xx_mcbsp_res[][6] = {
{
Expand Down Expand Up @@ -369,6 +381,39 @@ static struct omap_mcbsp_platform_data omap16xx_mcbsp_pdata[] = {
#define OMAP16XX_MCBSP_COUNT 0
#endif

static void omap_mcbsp_register_board_cfg(struct resource *res, int res_count,
struct omap_mcbsp_platform_data *config, int size)
{
int i;

omap_mcbsp_devices = kzalloc(size * sizeof(struct platform_device *),
GFP_KERNEL);
if (!omap_mcbsp_devices) {
printk(KERN_ERR "Could not register McBSP devices\n");
return;
}

for (i = 0; i < size; i++) {
struct platform_device *new_mcbsp;
int ret;

new_mcbsp = platform_device_alloc("omap-mcbsp", i + 1);
if (!new_mcbsp)
continue;
platform_device_add_resources(new_mcbsp, &res[i * res_count],
res_count);
config[i].reg_size = 2;
config[i].reg_step = 2;
new_mcbsp->dev.platform_data = &config[i];
ret = platform_device_add(new_mcbsp);
if (ret) {
platform_device_put(new_mcbsp);
continue;
}
omap_mcbsp_devices[i] = new_mcbsp;
}
}

static int __init omap1_mcbsp_init(void)
{
if (!cpu_class_is_omap1())
Expand Down
173 changes: 173 additions & 0 deletions arch/arm/mach-omap1/timer.c
Original file line number Diff line number Diff line change
@@ -0,0 +1,173 @@
/**
* OMAP1 Dual-Mode Timers - platform device registration
*
* Contains first level initialization routines which internally
* generates timer device information and registers with linux
* device model. It also has low level function to chnage the timer
* input clock source.
*
* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
* Tarun Kanti DebBarma <tarun.kanti@ti.com>
* Thara Gopinath <thara@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.
*/

#include <linux/clk.h>
#include <linux/io.h>
#include <linux/err.h>
#include <linux/slab.h>
#include <linux/platform_device.h>

#include <mach/irqs.h>

#include <plat/dmtimer.h>

#define OMAP1610_GPTIMER1_BASE 0xfffb1400
#define OMAP1610_GPTIMER2_BASE 0xfffb1c00
#define OMAP1610_GPTIMER3_BASE 0xfffb2400
#define OMAP1610_GPTIMER4_BASE 0xfffb2c00
#define OMAP1610_GPTIMER5_BASE 0xfffb3400
#define OMAP1610_GPTIMER6_BASE 0xfffb3c00
#define OMAP1610_GPTIMER7_BASE 0xfffb7400
#define OMAP1610_GPTIMER8_BASE 0xfffbd400

#define OMAP1_DM_TIMER_COUNT 8

static int omap1_dm_timer_set_src(struct platform_device *pdev,
int source)
{
int n = (pdev->id - 1) << 1;
u32 l;

l = __raw_readl(MOD_CONF_CTRL_1) & ~(0x03 << n);
l |= source << n;
__raw_writel(l, MOD_CONF_CTRL_1);

return 0;
}


int __init omap1_dm_timer_init(void)
{
int i;
int ret;
struct dmtimer_platform_data *pdata;
struct platform_device *pdev;

if (!cpu_is_omap16xx())
return 0;

for (i = 1; i <= OMAP1_DM_TIMER_COUNT; i++) {
struct resource res[2];
u32 base, irq;

switch (i) {
case 1:
base = OMAP1610_GPTIMER1_BASE;
irq = INT_1610_GPTIMER1;
break;
case 2:
base = OMAP1610_GPTIMER2_BASE;
irq = INT_1610_GPTIMER2;
break;
case 3:
base = OMAP1610_GPTIMER3_BASE;
irq = INT_1610_GPTIMER3;
break;
case 4:
base = OMAP1610_GPTIMER4_BASE;
irq = INT_1610_GPTIMER4;
break;
case 5:
base = OMAP1610_GPTIMER5_BASE;
irq = INT_1610_GPTIMER5;
break;
case 6:
base = OMAP1610_GPTIMER6_BASE;
irq = INT_1610_GPTIMER6;
break;
case 7:
base = OMAP1610_GPTIMER7_BASE;
irq = INT_1610_GPTIMER7;
break;
case 8:
base = OMAP1610_GPTIMER8_BASE;
irq = INT_1610_GPTIMER8;
break;
default:
/*
* not supposed to reach here.
* this is to remove warning.
*/
return -EINVAL;
}

pdev = platform_device_alloc("omap_timer", i);
if (!pdev) {
pr_err("%s: Failed to device alloc for dmtimer%d\n",
__func__, i);
return -ENOMEM;
}

memset(res, 0, 2 * sizeof(struct resource));
res[0].start = base;
res[0].end = base + 0x46;
res[0].flags = IORESOURCE_MEM;
res[1].start = irq;
res[1].end = irq;
res[1].flags = IORESOURCE_IRQ;
ret = platform_device_add_resources(pdev, res,
ARRAY_SIZE(res));
if (ret) {
dev_err(&pdev->dev, "%s: Failed to add resources.\n",
__func__);
goto err_free_pdev;
}

pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
if (!pdata) {
dev_err(&pdev->dev, "%s: Failed to allocate pdata.\n",
__func__);
ret = -ENOMEM;
goto err_free_pdata;
}

pdata->set_timer_src = omap1_dm_timer_set_src;
pdata->needs_manual_reset = 1;

ret = platform_device_add_data(pdev, pdata, sizeof(*pdata));
if (ret) {
dev_err(&pdev->dev, "%s: Failed to add platform data.\n",
__func__);
goto err_free_pdata;
}

ret = platform_device_add(pdev);
if (ret) {
dev_err(&pdev->dev, "%s: Failed to add platform device.\n",
__func__);
goto err_free_pdata;
}

dev_dbg(&pdev->dev, " Registered.\n");
}

return 0;

err_free_pdata:
kfree(pdata);

err_free_pdev:
platform_device_unregister(pdev);

return ret;
}
arch_initcall(omap1_dm_timer_init);
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