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Commit 101bf4c1 authored by Leo Yan's avatar Leo Yan Committed by Eric Miao
Browse files

ARM: mmp: register audio sram bank 



MMP platform has sram for the audio island;
Add the device structure for the audio sram,
and register the audio sram device at init phase.

Signed-off-by: default avatarLeo Yan <leoy@marvell.com>
Acked-by: default avatarHaojian Zhuang <haojian.zhuang@gmail.com>
Signed-off-by: default avatarEric Miao <eric.y.miao@gmail.com>
parent 3c7241bd

arch/arm/mach-mmp/brownstone.c

+5 −0
Original line number Diff line number Diff line
@@ -186,6 +186,10 @@ static struct sdhci_pxa_platdata mmp2_sdh_platdata_mmc2 = { 
		| PXA_FLAG_SD_8_BIT_CAPABLE_SLOT,

};



static struct sram_platdata mmp2_asram_platdata = {

	.pool_name	= "asram",

	.granularity	= SRAM_GRANULARITY,

};



static void __init brownstone_init(void)

{
@@ -197,6 +201,7 @@ static void __init brownstone_init(void) 
	mmp2_add_twsi(1, NULL, ARRAY_AND_SIZE(brownstone_twsi1_info));

	mmp2_add_sdhost(0, &mmp2_sdh_platdata_mmc0); /* SD/MMC */

	mmp2_add_sdhost(2, &mmp2_sdh_platdata_mmc2); /* eMMC */

	mmp2_add_asram(&mmp2_asram_platdata);



	/* enable 5v regulator */

	platform_device_register(&brownstone_v_5vp_device);

arch/arm/mach-mmp/include/mach/mmp2.h

+7 −0
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@ extern void mmp2_clear_pmic_int(void); 
#include <linux/i2c.h>

#include <linux/i2c/pxa-i2c.h>

#include <mach/devices.h>

#include <mach/sram.h>



extern struct pxa_device_desc mmp2_device_uart1;

extern struct pxa_device_desc mmp2_device_uart2;
@@ -28,6 +29,7 @@ extern struct pxa_device_desc mmp2_device_sdh0; 
extern struct pxa_device_desc mmp2_device_sdh1;

extern struct pxa_device_desc mmp2_device_sdh2;

extern struct pxa_device_desc mmp2_device_sdh3;

extern struct pxa_device_desc mmp2_device_asram;



static inline int mmp2_add_uart(int id)

{
@@ -85,5 +87,10 @@ static inline int mmp2_add_sdhost(int id, struct sdhci_pxa_platdata *data) 
	return pxa_register_device(d, data, sizeof(*data));

}



static inline int mmp2_add_asram(struct sram_platdata *data)

{

	return pxa_register_device(&mmp2_device_asram, data, sizeof(*data));

}



#endif /* __ASM_MACH_MMP2_H */

arch/arm/mach-mmp/mmp2.c

+1 −0
Original line number Diff line number Diff line
@@ -226,4 +226,5 @@ MMP2_DEVICE(sdh0, "sdhci-pxav3", 0, MMC, 0xd4280000, 0x120); 
MMP2_DEVICE(sdh1, "sdhci-pxav3", 1, MMC2, 0xd4280800, 0x120);

MMP2_DEVICE(sdh2, "sdhci-pxav3", 2, MMC3, 0xd4281000, 0x120);

MMP2_DEVICE(sdh3, "sdhci-pxav3", 3, MMC4, 0xd4281800, 0x120);

MMP2_DEVICE(asram, "asram", -1, NONE, 0xe0000000, 0x4000);