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Commit dcbabbc1 authored by Baruch Siach's avatar Baruch Siach Committed by Sascha Hauer
Browse files

mx25: add support for the DryIce rtc 



Signed-off-by: default avatarBaruch Siach <baruch@tkos.co.il>
Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
parent 4cb73288

arch/arm/mach-mx25/clock.c

+2 −0
Original line number Diff line number Diff line
@@ -182,6 +182,7 @@ DEFINE_CLOCK(kpp_clk, 0, CCM_CGCR1, 28, get_rate_ipg, NULL, NULL); 
DEFINE_CLOCK(tsc_clk,	 0, CCM_CGCR2, 13, get_rate_ipg, NULL, NULL);

DEFINE_CLOCK(i2c_clk,	 0, CCM_CGCR0,  6, get_rate_i2c, NULL, NULL);

DEFINE_CLOCK(fec_clk,	 0, CCM_CGCR1, 15, get_rate_ipg, NULL, &fec_ahb_clk);

DEFINE_CLOCK(dryice_clk, 0, CCM_CGCR1,  8, get_rate_ipg, NULL, NULL);



#define _REGISTER_CLOCK(d, n, c)	\

	{				\
@@ -214,6 +215,7 @@ static struct clk_lookup lookups[] = { 
	_REGISTER_CLOCK("imx-i2c.1", NULL, i2c_clk)

	_REGISTER_CLOCK("imx-i2c.2", NULL, i2c_clk)

	_REGISTER_CLOCK("fec.0", NULL, fec_clk)

	_REGISTER_CLOCK("imxdi_rtc.0", NULL, dryice_clk)

};



int __init mx25_clocks_init(void)

arch/arm/mach-mx25/devices.c

+19 −0
Original line number Diff line number Diff line
@@ -458,3 +458,22 @@ struct platform_device mxc_nand_device = { 
	.num_resources	= ARRAY_SIZE(mxc_nand_resources),

	.resource	= mxc_nand_resources,

};



static struct resource mx25_rtc_resources[] = {

	{

		.start	= MX25_DRYICE_BASE_ADDR,

		.end	= MX25_DRYICE_BASE_ADDR + 0x40,

		.flags	= IORESOURCE_MEM,

	},

	{

		.start	= MX25_INT_DRYICE,

		.flags	= IORESOURCE_IRQ

	},

};



struct platform_device mx25_rtc_device = {

	.name	= "imxdi_rtc",

	.id	= 0,

	.num_resources	= ARRAY_SIZE(mx25_rtc_resources),

	.resource	= mx25_rtc_resources,

};

arch/arm/mach-mx25/devices.h

+1 −0
Original line number Diff line number Diff line
@@ -19,3 +19,4 @@ extern struct platform_device mxc_i2c_device1; 
extern struct platform_device mxc_i2c_device2;

extern struct platform_device mx25_fec_device;

extern struct platform_device mxc_nand_device;

extern struct platform_device mx25_rtc_device;

arch/arm/plat-mxc/include/mach/mx25.h

+2 −0
Original line number Diff line number Diff line
@@ -32,7 +32,9 @@ 


#define MX25_FEC_BASE_ADDR		0x50038000

#define MX25_NFC_BASE_ADDR		0xbb000000

#define MX25_DRYICE_BASE_ADDR		0x53ffc000



#define MX25_INT_DRYICE	25

#define MX25_INT_FEC	57

#define MX25_INT_NANDFC	33