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Commit 3ea2e1a4 authored by Daniel Mack's avatar Daniel Mack Committed by Sascha Hauer
Browse files

ARM: MX3: add SPI functions for lilly1131-db 



This adds support for the two SPI busses found on the lilly1131 module.

Signed-off-by: default avatarDaniel Mack <daniel@caiaq.de>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
parent 95b7d4a8

arch/arm/mach-mx3/mx31lilly.c

+37 −0
Original line number Original line Diff line number Diff line
@@ -41,6 +41,7 @@ 
#include <mach/common.h>

#include <mach/common.h>

#include <mach/iomux-mx3.h>

#include <mach/iomux-mx3.h>

#include <mach/board-mx31lilly.h>

#include <mach/board-mx31lilly.h>

#include <mach/spi.h>





#include "devices.h"

#include "devices.h"
@@ -110,6 +111,22 @@ static struct platform_device *devices[] __initdata = { 
	&physmap_flash_device,

	&physmap_flash_device,

};

};





static int spi_internal_chipselect[] = {

	MXC_SPI_CS(0),

	MXC_SPI_CS(1),

	MXC_SPI_CS(2),

};



static struct spi_imx_master spi0_pdata = {

	.chipselect = spi_internal_chipselect,

	.num_chipselect = ARRAY_SIZE(spi_internal_chipselect),

};



static struct spi_imx_master spi1_pdata = {

	.chipselect = spi_internal_chipselect,

	.num_chipselect = ARRAY_SIZE(spi_internal_chipselect),

};



static int mx31lilly_baseboard;

static int mx31lilly_baseboard;

core_param(mx31lilly_baseboard, mx31lilly_baseboard, int, 0444);

core_param(mx31lilly_baseboard, mx31lilly_baseboard, int, 0444);
@@ -128,6 +145,26 @@ static void __init mx31lilly_board_init(void) 




	mxc_iomux_alloc_pin(MX31_PIN_CS4__CS4, "Ethernet CS");

	mxc_iomux_alloc_pin(MX31_PIN_CS4__CS4, "Ethernet CS");





	/* SPI */

	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SCLK__SCLK, "SPI1_CLK");

	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_MOSI__MOSI, "SPI1_TX");

	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_MISO__MISO, "SPI1_RX");

	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SPI_RDY__SPI_RDY, "SPI1_RDY");

	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SS0__SS0, "SPI1_SS0");

	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SS1__SS1, "SPI1_SS1");

	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SS2__SS2, "SPI1_SS2");



	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SCLK__SCLK, "SPI2_CLK");

	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_MOSI__MOSI, "SPI2_TX");

	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_MISO__MISO, "SPI2_RX");

	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SPI_RDY__SPI_RDY, "SPI2_RDY");

	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS0__SS0, "SPI2_SS0");

	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS1__SS1, "SPI2_SS1");

	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS2__SS2, "SPI2_SS2");



	mxc_register_device(&mxc_spi_device0, &spi0_pdata);

	mxc_register_device(&mxc_spi_device1, &spi1_pdata);



	platform_add_devices(devices, ARRAY_SIZE(devices));

	platform_add_devices(devices, ARRAY_SIZE(devices));

}

}