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Commit 91733631 authored by Sriram's avatar Sriram Committed by Tony Lindgren
Browse files

can: ti_hecc: board specific hookup on AM3517EVM 



Add board specific hookup for TI HECC driver on
AM3517 EVM

Signed-off-by: default avatarSriramakrishnan <srk@ti.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent a29b8204

arch/arm/mach-omap2/board-am3517evm.c

+38 −0
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ 
#include <linux/platform_device.h>

#include <linux/gpio.h>

#include <linux/i2c/pca953x.h>

#include <linux/can/platform/ti_hecc.h>



#include <mach/hardware.h>

#include <mach/am35xx.h>
@@ -292,6 +293,42 @@ static struct omap_board_mux board_mux[] __initdata = { 
#define board_mux	NULL

#endif





static struct resource am3517_hecc_resources[] = {

	{

		.start	= AM35XX_IPSS_HECC_BASE,

		.end	= AM35XX_IPSS_HECC_BASE + 0x3FFF,

		.flags	= IORESOURCE_MEM,

	},

	{

		.start	= INT_35XX_HECC0_IRQ,

		.end	= INT_35XX_HECC0_IRQ,

		.flags	= IORESOURCE_IRQ,

	},

};



static struct platform_device am3517_hecc_device = {

	.name		= "ti_hecc",

	.id		= -1,

	.num_resources	= ARRAY_SIZE(am3517_hecc_resources),

	.resource	= am3517_hecc_resources,

};



static struct ti_hecc_platform_data am3517_evm_hecc_pdata = {

	.scc_hecc_offset	= AM35XX_HECC_SCC_HECC_OFFSET,

	.scc_ram_offset		= AM35XX_HECC_SCC_RAM_OFFSET,

	.hecc_ram_offset	= AM35XX_HECC_RAM_OFFSET,

	.mbx_offset		= AM35XX_HECC_MBOX_OFFSET,

	.int_line		= AM35XX_HECC_INT_LINE,

	.version		= AM35XX_HECC_VERSION,

};



static void am3517_evm_hecc_init(struct ti_hecc_platform_data *pdata)

{

	am3517_hecc_device.dev.platform_data = pdata;

	platform_device_register(&am3517_hecc_device);

}



static void __init am3517_evm_init(void)

{

	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
@@ -305,6 +342,7 @@ static void __init am3517_evm_init(void) 
	/* Configure GPIO for EHCI port */

	omap_mux_init_gpio(57, OMAP_PIN_OUTPUT);

	usb_ehci_init(&ehci_pdata);

	am3517_evm_hecc_init(&am3517_evm_hecc_pdata);

	/* DSS */

	am3517_evm_display_init();

arch/arm/mach-omap2/include/mach/am35xx.h

+9 −0
Original line number Diff line number Diff line
@@ -23,4 +23,13 @@ 
#define AM35XX_IPSS_HECC_BASE		0x5C050000

#define AM35XX_IPSS_VPFE_BASE		0x5C060000





/* HECC module specifc offset definitions */

#define AM35XX_HECC_SCC_HECC_OFFSET	(0x0)

#define AM35XX_HECC_SCC_RAM_OFFSET	(0x3000)

#define AM35XX_HECC_RAM_OFFSET		(0x3000)

#define AM35XX_HECC_MBOX_OFFSET		(0x2000)

#define AM35XX_HECC_INT_LINE		(0x0)

#define AM35XX_HECC_VERSION		(0x1)



#endif /*  __ASM_ARCH_AM35XX_H */