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ARM: imx: dynamically register spi_imx devices (imx27)

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Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
This commit is contained in:
Uwe Kleine-König 2010-06-22 09:00:22 +02:00
parent 63ddc5b016
commit 7536cf992f
7 changed files with 17 additions and 48 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

3
arch/arm/mach-imx/Kconfig
View file

@ -92,6 +92,7 @@ config MACH_PCM038
bool "Phytec phyCORE-i.MX27 CPU module (pcm038)"
select IMX_HAVE_PLATFORM_IMX_I2C
select IMX_HAVE_PLATFORM_MXC_NAND
select IMX_HAVE_PLATFORM_SPI_IMX
select MXC_ULPI if USB_ULPI
help
Include support for phyCORE-i.MX27 (aka pcm038) platform. This
@ -134,6 +135,7 @@ choice
config MACH_EUKREA_MBIMX27_BASEBOARD
prompt "Eukrea MBIMX27 development board"
bool
select IMX_HAVE_PLATFORM_SPI_IMX
help
This adds board specific devices that can be found on Eukrea's
MBIMX27 evaluation board.
@ -156,6 +158,7 @@ config MACH_PCA100
bool "Phytec phyCARD-s (pca100)"
select IMX_HAVE_PLATFORM_IMX_I2C
select IMX_HAVE_PLATFORM_MXC_NAND
select IMX_HAVE_PLATFORM_SPI_IMX
select MXC_ULPI if USB_ULPI
help
Include support for phyCARD-s (aka pca100) platform. This

7
arch/arm/mach-imx/devices-imx27.h
View file

@ -16,3 +16,10 @@
#define imx27_add_mxc_nand(pdata) \
imx_add_mxc_nand_v1(MX27_NFC_BASE_ADDR, MX27_INT_NANDFC, pdata)
#define imx27_add_spi_imx0(pdata) \
imx_add_spi_imx(0, MX27_CSPI1_BASE_ADDR, SZ_4K, MX27_INT_CSPI1, pdata)
#define imx27_add_spi_imx1(pdata) \
imx_add_spi_imx(1, MX27_CSPI2_BASE_ADDR, SZ_4K, MX27_INT_CSPI2, pdata)
#define imx27_add_spi_imx2(pdata) \
imx_add_spi_imx(2, MX27_CSPI3_BASE_ADDR, SZ_4K, MX27_INT_CSPI3, pdata)

33
arch/arm/mach-imx/devices.c
View file

@ -218,39 +218,6 @@ int __init imx1_register_gpios(void)
#endif
#if defined(CONFIG_MACH_MX21) || defined(CONFIG_MACH_MX27)
/*
* SPI master controller
*
* - i.MX1: 2 channel (slighly different register setting)
* - i.MX21: 2 channel
* - i.MX27: 3 channel
*/
#ifdef CONFIG_MACH_MX27
#define DEFINE_IMX_SPI_DEVICE(n, baseaddr, irq) \
static struct resource mxc_spi_resources ## n[] = { \
{ \
.start = baseaddr, \
.end = baseaddr + SZ_4K - 1, \
.flags = IORESOURCE_MEM, \
}, { \
.start = irq, \
.end = irq, \
.flags = IORESOURCE_IRQ, \
}, \
}; \
\
struct platform_device mxc_spi_device ## n = { \
.name = "spi_imx", \
.id = n, \
.num_resources = ARRAY_SIZE(mxc_spi_resources ## n), \
.resource = mxc_spi_resources ## n, \
}
DEFINE_IMX_SPI_DEVICE(0, MX2x_CSPI1_BASE_ADDR, MX2x_INT_CSPI1);
DEFINE_IMX_SPI_DEVICE(1, MX2x_CSPI2_BASE_ADDR, MX2x_INT_CSPI2);
DEFINE_IMX_SPI_DEVICE(2, MX27_CSPI3_BASE_ADDR, MX27_INT_CSPI3);
#endif
/*
* General Purpose Timer
* - i.MX21: 3 timers

5
arch/arm/mach-imx/devices.h
View file

@ -34,11 +34,6 @@ extern struct platform_device mxc_otg_udc_device;
extern struct platform_device mxc_otg_host;
extern struct platform_device mxc_usbh1;
extern struct platform_device mxc_usbh2;
#ifdef CONFIG_MACH_MX27
extern struct platform_device mxc_spi_device0;
extern struct platform_device mxc_spi_device1;
extern struct platform_device mxc_spi_device2;
#endif
extern struct platform_device mx21_usbhc_device;
extern struct platform_device imx_ssi_device0;
extern struct platform_device imx_ssi_device1;

5
arch/arm/mach-imx/eukrea_mbimx27-baseboard.c
View file

@ -34,6 +34,7 @@
#include <mach/mmc.h>
#include <mach/imx-uart.h>
#include "devices-imx27.h"
#include "devices.h"
static int eukrea_mbimx27_pins[] = {
@ -201,7 +202,7 @@ static struct spi_board_info eukrea_mbimx27_spi_board_info[] __initdata = {
static int eukrea_mbimx27_spi_cs[] = {GPIO_PORTD | 28};
static struct spi_imx_master eukrea_mbimx27_spi_0_data = {
static const struct spi_imx_master eukrea_mbimx27_spi0_data __initconst = {
.chipselect = eukrea_mbimx27_spi_cs,
.num_chipselect = ARRAY_SIZE(eukrea_mbimx27_spi_cs),
};
@ -233,7 +234,7 @@ void __init eukrea_mbimx27_baseboard_init(void)
/* SPI and ADS7846 Touchscreen controler init */
mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT);
mxc_gpio_mode(GPIO_PORTD | 25 | GPIO_GPIO | GPIO_IN);
mxc_register_device(&mxc_spi_device0, &eukrea_mbimx27_spi_0_data);
imx27_add_spi_imx0(&eukrea_mbimx27_spi0_data);
spi_register_board_info(eukrea_mbimx27_spi_board_info,
ARRAY_SIZE(eukrea_mbimx27_spi_board_info));
ads7846_dev_init();

7
arch/arm/mach-imx/mach-pca100.c
View file

@ -37,9 +37,6 @@
#include <mach/hardware.h>
#include <mach/iomux-mx27.h>
#include <asm/mach/time.h>
#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
#include <mach/spi.h>
#endif
#include <mach/imx-uart.h>
#include <mach/audmux.h>
#include <mach/ssi.h>
@ -192,7 +189,7 @@ static struct spi_board_info pca100_spi_board_info[] __initdata = {
static int pca100_spi_cs[] = {GPIO_PORTD + 28, GPIO_PORTD + 27};
static struct spi_imx_master pca100_spi_0_data = {
static const struct spi_imx_master pca100_spi0_data __initconst = {
.chipselect = pca100_spi_cs,
.num_chipselect = ARRAY_SIZE(pca100_spi_cs),
};
@ -347,7 +344,7 @@ static void __init pca100_init(void)
#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
spi_register_board_info(pca100_spi_board_info,
ARRAY_SIZE(pca100_spi_board_info));
mxc_register_device(&mxc_spi_device0, &pca100_spi_0_data);
imx27_add_spi_imx0(&pca100_spi_0_data);
#endif
gpio_request(OTG_PHY_CS_GPIO, "usb-otg-cs");

5
arch/arm/mach-imx/mach-pcm038.c
View file

@ -38,7 +38,6 @@
#include <mach/iomux-mx27.h>
#include <mach/imx-uart.h>
#include <mach/mxc_nand.h>
#include <mach/spi.h>
#include <mach/mxc_ehci.h>
#include <mach/ulpi.h>
@ -216,7 +215,7 @@ static struct i2c_board_info pcm038_i2c_devices[] = {
static int pcm038_spi_cs[] = {GPIO_PORTD + 28};
static struct spi_imx_master pcm038_spi_0_data = {
static const struct spi_imx_master pcm038_spi0_data __initconst = {
.chipselect = pcm038_spi_cs,
.num_chipselect = ARRAY_SIZE(pcm038_spi_cs),
};
@ -327,7 +326,7 @@ static void __init pcm038_init(void)
/* MC13783 IRQ */
mxc_gpio_mode(GPIO_PORTB | 23 | GPIO_GPIO | GPIO_IN);
mxc_register_device(&mxc_spi_device0, &pcm038_spi_0_data);
imx27_add_spi_imx0(&pcm038_spi0_data);
spi_register_board_info(pcm038_spi_board_info,
ARRAY_SIZE(pcm038_spi_board_info));