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Commit 1960e693 authored by Sekhar Nori's avatar Sekhar Nori Committed by Kevin Hilman
Browse files

davinci: DA8XX/OMAP-L1XX: add support for cpuidle driver register 



This patch provides a function to help register cpuidle driver
on da8xx/omap-l1xx platforms.

Signed-off-by: default avatarSekhar Nori <nsekhar@ti.com>
Signed-off-by: default avatarKevin Hilman <khilman@deeprootsystems.com>
parent a6c0f6ec

arch/arm/mach-davinci/devices-da8xx.c

+30 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 
#include <mach/common.h>

#include <mach/time.h>

#include <mach/da8xx.h>

#include <mach/cpuidle.h>



#include "clock.h"
@@ -486,3 +487,32 @@ int da8xx_register_rtc(void) 


	return platform_device_register(&da8xx_rtc_device);

}



static struct resource da8xx_cpuidle_resources[] = {

	{

		.start		= DA8XX_DDR2_CTL_BASE,

		.end		= DA8XX_DDR2_CTL_BASE + SZ_32K - 1,

		.flags		= IORESOURCE_MEM,

	},

};



/* DA8XX devices support DDR2 power down */

static struct davinci_cpuidle_config da8xx_cpuidle_pdata = {

	.ddr2_pdown	= 1,

};





static struct platform_device da8xx_cpuidle_device = {

	.name			= "cpuidle-davinci",

	.num_resources		= ARRAY_SIZE(da8xx_cpuidle_resources),

	.resource		= da8xx_cpuidle_resources,

	.dev = {

		.platform_data	= &da8xx_cpuidle_pdata,

	},

};



int __init da8xx_register_cpuidle(void)

{

	return platform_device_register(&da8xx_cpuidle_device);

}

arch/arm/mach-davinci/include/mach/da8xx.h

+2 −0
Original line number Diff line number Diff line
@@ -52,6 +52,7 @@ extern void __iomem *da8xx_syscfg_base; 
#define DA8XX_AEMIF_CS2_BASE	0x60000000

#define DA8XX_AEMIF_CS3_BASE	0x62000000

#define DA8XX_AEMIF_CTL_BASE	0x68000000

#define DA8XX_DDR2_CTL_BASE	0xb0000000



#define PINMUX0			0x00

#define PINMUX1			0x04
@@ -88,6 +89,7 @@ int da8xx_register_mmcsd0(struct davinci_mmc_config *config); 
void __init da8xx_register_mcasp(int id, struct snd_platform_data *pdata);

int da8xx_register_rtc(void);

int da850_register_cpufreq(void);

int da8xx_register_cpuidle(void);



extern struct platform_device da8xx_serial_device;

extern struct emac_platform_data da8xx_emac_pdata;