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Commit 8e0d72d2 authored by Matt Porter's avatar Matt Porter Committed by Sekhar Nori
Browse files

ARM: davinci: da8xx: add DA850 PRUSS support 



Adds PRUSS clock support and registration helper for the
uio_pruss device.

Signed-off-by: default avatarMatt Porter <mporter@ti.com>
Signed-off-by: default avatarSekhar Nori <nsekhar@ti.com>
parent 983c42ba

arch/arm/mach-davinci/da850.c

+7 −0
Original line number Diff line number Diff line
@@ -212,6 +212,12 @@ static struct clk tptc2_clk = { 
	.flags		= ALWAYS_ENABLED,

};



static struct clk pruss_clk = {

	.name		= "pruss",

	.parent		= &pll0_sysclk2,

	.lpsc		= DA8XX_LPSC0_PRUSS,

};



static struct clk uart0_clk = {

	.name		= "uart0",

	.parent		= &pll0_sysclk2,
@@ -385,6 +391,7 @@ static struct clk_lookup da850_clks[] = { 
	CLK(NULL,		"tptc1",	&tptc1_clk),

	CLK(NULL,		"tpcc1",	&tpcc1_clk),

	CLK(NULL,		"tptc2",	&tptc2_clk),

	CLK("pruss_uio",	"pruss",	&pruss_clk),

	CLK(NULL,		"uart0",	&uart0_clk),

	CLK(NULL,		"uart1",	&uart1_clk),

	CLK(NULL,		"uart2",	&uart2_clk),

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

+71 −0
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@ 
#include <mach/time.h>

#include <mach/da8xx.h>

#include <mach/cpuidle.h>

#include <mach/sram.h>



#include "clock.h"

#include "asp.h"
@@ -32,6 +33,7 @@ 
#define DA8XX_WDOG_BASE			0x01c21000 /* DA8XX_TIMER64P1_BASE */

#define DA8XX_I2C0_BASE			0x01c22000

#define DA8XX_RTC_BASE			0x01c23000

#define DA8XX_PRUSS_MEM_BASE		0x01c30000

#define DA8XX_MMCSD0_BASE		0x01c40000

#define DA8XX_SPI0_BASE			0x01c41000

#define DA830_SPI1_BASE			0x01e12000
@@ -518,6 +520,75 @@ void __init da8xx_register_mcasp(int id, struct snd_platform_data *pdata) 
	}

}



static struct resource da8xx_pruss_resources[] = {

	{

		.start	= DA8XX_PRUSS_MEM_BASE,

		.end	= DA8XX_PRUSS_MEM_BASE + 0xFFFF,

		.flags	= IORESOURCE_MEM,

	},

	{

		.start	= IRQ_DA8XX_EVTOUT0,

		.end	= IRQ_DA8XX_EVTOUT0,

		.flags	= IORESOURCE_IRQ,

	},

	{

		.start	= IRQ_DA8XX_EVTOUT1,

		.end	= IRQ_DA8XX_EVTOUT1,

		.flags	= IORESOURCE_IRQ,

	},

	{

		.start	= IRQ_DA8XX_EVTOUT2,

		.end	= IRQ_DA8XX_EVTOUT2,

		.flags	= IORESOURCE_IRQ,

	},

	{

		.start	= IRQ_DA8XX_EVTOUT3,

		.end	= IRQ_DA8XX_EVTOUT3,

		.flags	= IORESOURCE_IRQ,

	},

	{

		.start	= IRQ_DA8XX_EVTOUT4,

		.end	= IRQ_DA8XX_EVTOUT4,

		.flags	= IORESOURCE_IRQ,

	},

	{

		.start	= IRQ_DA8XX_EVTOUT5,

		.end	= IRQ_DA8XX_EVTOUT5,

		.flags	= IORESOURCE_IRQ,

	},

	{

		.start	= IRQ_DA8XX_EVTOUT6,

		.end	= IRQ_DA8XX_EVTOUT6,

		.flags	= IORESOURCE_IRQ,

	},

	{

		.start	= IRQ_DA8XX_EVTOUT7,

		.end	= IRQ_DA8XX_EVTOUT7,

		.flags	= IORESOURCE_IRQ,

	},

};



static struct uio_pruss_pdata da8xx_uio_pruss_pdata = {

	.pintc_base	= 0x4000,

};



static struct platform_device da8xx_uio_pruss_dev = {

	.name		= "pruss_uio",

	.id		= -1,

	.num_resources	= ARRAY_SIZE(da8xx_pruss_resources),

	.resource	= da8xx_pruss_resources,

	.dev		= {

		.coherent_dma_mask	= DMA_BIT_MASK(32),

		.platform_data		= &da8xx_uio_pruss_pdata,

	}

};



int __init da8xx_register_uio_pruss(void)

{

	da8xx_uio_pruss_pdata.sram_pool = sram_get_gen_pool();

	return platform_device_register(&da8xx_uio_pruss_dev);

}



static const struct display_panel disp_panel = {

	QVGA,

	16,

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

+2 −0
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ 
#include <linux/platform_data/mmc-davinci.h>

#include <linux/platform_data/usb-davinci.h>

#include <linux/platform_data/spi-davinci.h>

#include <linux/platform_data/uio_pruss.h>



#include <media/davinci/vpif_types.h>
@@ -87,6 +88,7 @@ int da8xx_register_watchdog(void); 
int da8xx_register_usb20(unsigned mA, unsigned potpgt);

int da8xx_register_usb11(struct da8xx_ohci_root_hub *pdata);

int da8xx_register_emac(void);

int da8xx_register_uio_pruss(void);

int da8xx_register_lcdc(struct da8xx_lcdc_platform_data *pdata);

int da8xx_register_mmcsd0(struct davinci_mmc_config *config);

int da850_register_mmcsd1(struct davinci_mmc_config *config);