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ARM: imx: dynamically register imx-fb devices 

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
This commit is contained in:
Uwe Kleine-König 2010-11-04 17:07:48 +01:00
parent fc40d01919
commit ad851bffba
16 changed files with 90 additions and 50 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
arch/arm/mach-imx/Kconfig
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@ -71,6 +71,7 @@ comment "MX21 platforms:"
config MACH_MX21ADS
bool "MX21ADS platform"
select IMX_HAVE_PLATFORM_IMX_FB
select IMX_HAVE_PLATFORM_IMX_UART
select IMX_HAVE_PLATFORM_MXC_NAND
help
@ -85,6 +86,7 @@ comment "MX27 platforms:"
config MACH_MX27ADS
bool "MX27ADS platform"
select IMX_HAVE_PLATFORM_IMX_FB
select IMX_HAVE_PLATFORM_IMX_I2C
select IMX_HAVE_PLATFORM_IMX_UART
select IMX_HAVE_PLATFORM_MXC_NAND
@ -112,8 +114,8 @@ choice
default MACH_PCM970_BASEBOARD
config MACH_PCM970_BASEBOARD
prompt "PHYTEC PCM970 development board"
bool
bool "PHYTEC PCM970 development board"
select IMX_HAVE_PLATFORM_IMX_FB
help
This adds board specific devices that can be found on Phytec's
PCM970 evaluation board.
@ -153,6 +155,7 @@ choice
config MACH_EUKREA_MBIMX27_BASEBOARD
bool "Eukrea MBIMX27 development board"
select IMX_HAVE_PLATFORM_IMX_FB
select IMX_HAVE_PLATFORM_IMX_SSI
select IMX_HAVE_PLATFORM_IMX_UART
select IMX_HAVE_PLATFORM_SPI_IMX
@ -188,6 +191,7 @@ config MACH_IMX27LITE
config MACH_PCA100
bool "Phytec phyCARD-s (pca100)"
select IMX_HAVE_PLATFORM_IMX2_WDT
select IMX_HAVE_PLATFORM_IMX_FB
select IMX_HAVE_PLATFORM_IMX_I2C
select IMX_HAVE_PLATFORM_IMX_SSI
select IMX_HAVE_PLATFORM_IMX_UART
@ -201,6 +205,7 @@ config MACH_PCA100
config MACH_MXT_TD60
bool "Maxtrack i-MXT TD60"
select IMX_HAVE_PLATFORM_IMX_FB
select IMX_HAVE_PLATFORM_IMX_I2C
select IMX_HAVE_PLATFORM_IMX_UART
select IMX_HAVE_PLATFORM_MXC_NAND

4
arch/arm/mach-imx/devices-imx21.h
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@ -13,6 +13,10 @@ extern const struct imx_imx2_wdt_data imx21_imx2_wdt_data __initconst;
#define imx21_add_imx2_wdt(pdata) \
imx_add_imx2_wdt(&imx21_imx2_wdt_data)
extern const struct imx_imx_fb_data imx21_imx_fb_data __initconst;
#define imx21_add_imx_fb(pdata) \
imx_add_imx_fb(&imx21_imx_fb_data, pdata)
extern const struct imx_imx_i2c_data imx21_imx_i2c_data __initconst;
#define imx21_add_imx_i2c(pdata) \
imx_add_imx_i2c(&imx21_imx_i2c_data, pdata)

4
arch/arm/mach-imx/devices-imx27.h
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@ -17,6 +17,10 @@ extern const struct imx_imx2_wdt_data imx27_imx2_wdt_data __initconst;
#define imx27_add_imx2_wdt(pdata) \
imx_add_imx2_wdt(&imx27_imx2_wdt_data)
extern const struct imx_imx_fb_data imx27_imx_fb_data __initconst;
#define imx27_add_imx_fb(pdata) \
imx_add_imx_fb(&imx27_imx_fb_data, pdata)
extern const struct imx_imx_i2c_data imx27_imx_i2c_data[] __initconst;
#define imx27_add_imx_i2c(id, pdata) \
imx_add_imx_i2c(&imx27_imx_i2c_data[id], pdata)

29
arch/arm/mach-imx/devices.c
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@ -77,35 +77,6 @@ int __init imx1_register_gpios(void)
#endif
#if defined(CONFIG_MACH_MX21) || defined(CONFIG_MACH_MX27)
/*
* lcdc:
* - i.MX1: the basic controller
* - i.MX21: to be checked
* - i.MX27: like i.MX1, with slightly variations
*/
static struct resource mxc_fb[] = {
{
.start = MX2x_LCDC_BASE_ADDR,
.end = MX2x_LCDC_BASE_ADDR + SZ_4K - 1,
.flags = IORESOURCE_MEM,
}, {
.start = MX2x_INT_LCDC,
.end = MX2x_INT_LCDC,
.flags = IORESOURCE_IRQ,
}
};
/* mxc lcd driver */
struct platform_device mxc_fb_device = {
.name = "imx-fb",
.id = 0,
.num_resources = ARRAY_SIZE(mxc_fb),
.resource = mxc_fb,
.dev = {
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
static struct resource mxc_pwm_resources[] = {
{
.start = MX2x_PWM_BASE_ADDR,

1
arch/arm/mach-imx/devices.h
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@ -1,5 +1,4 @@
#if defined(CONFIG_MACH_MX21) || defined(CONFIG_MACH_MX27)
extern struct platform_device mxc_fb_device;
extern struct platform_device mxc_pwm_device;
extern struct platform_device mxc_sdhc_device0;
extern struct platform_device mxc_sdhc_device1;

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

@ -32,7 +32,6 @@
#include <mach/common.h>
#include <mach/iomux-mx27.h>
#include <mach/imxfb.h>
#include <mach/hardware.h>
#include <mach/mmc.h>
#include <mach/spi.h>
@ -196,7 +195,7 @@ static struct imx_fb_videomode eukrea_mbimx27_modes[] = {
},
};
static struct imx_fb_platform_data eukrea_mbimx27_fb_data = {
static const struct imx_fb_platform_data eukrea_mbimx27_fb_data __initconst = {
.mode = eukrea_mbimx27_modes,
.num_modes = ARRAY_SIZE(eukrea_mbimx27_modes),
@ -351,7 +350,7 @@ void __init eukrea_mbimx27_baseboard_init(void)
imx27_add_imx_uart3(&uart_pdata);
#endif
mxc_register_device(&mxc_fb_device, &eukrea_mbimx27_fb_data);
imx27_add_imx_fb(&eukrea_mbimx27_fb_data);
mxc_register_device(&mxc_sdhc_device0, &sdhc_pdata);
i2c_register_board_info(0, eukrea_mbimx27_i2c_devices,

5
arch/arm/mach-imx/mach-mx21ads.c
View File

@ -24,7 +24,6 @@
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/mach/map.h>
#include <mach/imxfb.h>
#include <mach/iomux-mx21.h>
#include <mach/mxc_nand.h>
#include <mach/mmc.h>
@ -213,7 +212,7 @@ static struct imx_fb_videomode mx21ads_modes[] = {
},
};
static struct imx_fb_platform_data mx21ads_fb_data = {
static const struct imx_fb_platform_data mx21ads_fb_data __initconst = {
.mode = mx21ads_modes,
.num_modes = ARRAY_SIZE(mx21ads_modes),
@ -296,7 +295,7 @@ static void __init mx21ads_board_init(void)
imx21_add_imx_uart0(&uart_pdata_rts);
imx21_add_imx_uart2(&uart_pdata_norts);
imx21_add_imx_uart3(&uart_pdata_rts);
mxc_register_device(&mxc_fb_device, &mx21ads_fb_data);
imx21_add_imx_fb(&mx21ads_fb_data);
mxc_register_device(&mxc_sdhc_device0, &mx21ads_sdhc_pdata);
imx21_add_mxc_nand(&mx21ads_nand_board_info);

5
arch/arm/mach-imx/mach-mx27ads.c
View File

@ -30,7 +30,6 @@
#include <mach/gpio.h>
#include <mach/iomux-mx27.h>
#include <mach/mxc_nand.h>
#include <mach/imxfb.h>
#include <mach/mmc.h>
#include "devices-imx27.h"
@ -228,7 +227,7 @@ static struct imx_fb_videomode mx27ads_modes[] = {
},
};
static struct imx_fb_platform_data mx27ads_fb_data = {
static const struct imx_fb_platform_data mx27ads_fb_data __initconst = {
.mode = mx27ads_modes,
.num_modes = ARRAY_SIZE(mx27ads_modes),
@ -307,7 +306,7 @@ static void __init mx27ads_board_init(void)
i2c_register_board_info(1, mx27ads_i2c_devices,
ARRAY_SIZE(mx27ads_i2c_devices));
imx27_add_imx_i2c(1, &mx27ads_i2c1_data);
mxc_register_device(&mxc_fb_device, &mx27ads_fb_data);
imx27_add_imx_fb(&mx27ads_fb_data);
mxc_register_device(&mxc_sdhc_device0, &sdhc1_pdata);
mxc_register_device(&mxc_sdhc_device1, &sdhc2_pdata);

5
arch/arm/mach-imx/mach-mxt_td60.c
View File

@ -31,7 +31,6 @@
#include <mach/iomux-mx27.h>
#include <mach/mxc_nand.h>
#include <linux/i2c/pca953x.h>
#include <mach/imxfb.h>
#include <mach/mmc.h>
#include "devices-imx27.h"
@ -196,7 +195,7 @@ static struct imx_fb_videomode mxt_td60_modes[] = {
},
};
static struct imx_fb_platform_data mxt_td60_fb_data = {
static const struct imx_fb_platform_data mxt_td60_fb_data __initconst = {
.mode = mxt_td60_modes,
.num_modes = ARRAY_SIZE(mxt_td60_modes),
@ -253,7 +252,7 @@ static void __init mxt_td60_board_init(void)
imx27_add_imx_i2c(0, &mxt_td60_i2c0_data);
imx27_add_imx_i2c(1, &mxt_td60_i2c1_data);
mxc_register_device(&mxc_fb_device, &mxt_td60_fb_data);
imx27_add_imx_fb(&mxt_td60_fb_data);
mxc_register_device(&mxc_sdhc_device0, &sdhc1_pdata);
imx27_add_fec(NULL);
}

5
arch/arm/mach-imx/mach-pca100.c
View File

@ -43,7 +43,6 @@
#include <mach/mmc.h>
#include <mach/mxc_ehci.h>
#include <mach/ulpi.h>
#include <mach/imxfb.h>
#include "devices-imx27.h"
#include "devices.h"
@ -350,7 +349,7 @@ static struct imx_fb_videomode pca100_fb_modes[] = {
},
};
static struct imx_fb_platform_data pca100_fb_data = {
static const struct imx_fb_platform_data pca100_fb_data __initconst = {
.mode = pca100_fb_modes,
.num_modes = ARRAY_SIZE(pca100_fb_modes),
@ -425,7 +424,7 @@ static void __init pca100_init(void)
mxc_register_device(&mxc_otg_udc_device, &otg_device_pdata);
}
mxc_register_device(&mxc_fb_device, &pca100_fb_data);
imx27_add_imx_fb(&pca100_fb_data);
imx27_add_fec(NULL);
imx27_add_imx2_wdt(NULL);

6
arch/arm/mach-imx/pcm970-baseboard.c
View File

@ -25,10 +25,10 @@
#include <mach/common.h>
#include <mach/iomux-mx27.h>
#include <mach/imxfb.h>
#include <mach/hardware.h>
#include <mach/mmc.h>
#include "devices-imx27.h"
#include "devices.h"
static const int pcm970_pins[] __initconst = {
@ -179,7 +179,7 @@ static struct imx_fb_videomode pcm970_modes[] = {
},
};
static struct imx_fb_platform_data pcm038_fb_data = {
static const struct imx_fb_platform_data pcm038_fb_data __initconst = {
.mode = pcm970_modes,
.num_modes = ARRAY_SIZE(pcm970_modes),
@ -226,7 +226,7 @@ void __init pcm970_baseboard_init(void)
mxc_gpio_setup_multiple_pins(pcm970_pins, ARRAY_SIZE(pcm970_pins),
"PCM970");
mxc_register_device(&mxc_fb_device, &pcm038_fb_data);
imx27_add_imx_fb(&pcm038_fb_data);
mxc_gpio_mode(GPIO_PORTC | 28 | GPIO_GPIO | GPIO_IN);
mxc_register_device(&mxc_sdhc_device1, &sdhc_pdata);
platform_device_register(&pcm970_sja1000);

3
arch/arm/plat-mxc/devices/Kconfig
View File

@ -16,6 +16,9 @@ config IMX_HAVE_PLATFORM_GPIO_KEYS
config IMX_HAVE_PLATFORM_IMX2_WDT
bool
config IMX_HAVE_PLATFORM_IMX_FB
bool
config IMX_HAVE_PLATFORM_IMX_I2C
bool

1
arch/arm/plat-mxc/devices/Makefile
View File

@ -4,6 +4,7 @@ obj-$(CONFIG_IMX_HAVE_PLATFORM_FLEXCAN) += platform-flexcan.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_GPIO_KEYS) += platform-gpio_keys.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX2_WDT) += platform-imx2-wdt.o
obj-y += platform-imx-dma.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_FB) += platform-imx-fb.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_I2C) += platform-imx-i2c.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_SSI) += platform-imx-ssi.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_UART) += platform-imx-uart.o

46
arch/arm/plat-mxc/devices/platform-imx-fb.c Normal file
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@ -0,0 +1,46 @@
/*
* Copyright (C) 2010 Pengutronix
* Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 2 as published by the
* Free Software Foundation.
*/
#include <mach/hardware.h>
#include <mach/devices-common.h>
#define imx_imx_fb_data_entry_single(soc) \
{ \
.iobase = soc ## _LCDC_BASE_ADDR, \
.irq = soc ## _INT_LCDC, \
}
#ifdef CONFIG_SOC_IMX21
const struct imx_imx_fb_data imx21_imx_fb_data __initconst =
imx_imx_fb_data_entry_single(MX21);
#endif /* ifdef CONFIG_SOC_IMX21 */
#ifdef CONFIG_SOC_IMX27
const struct imx_imx_fb_data imx27_imx_fb_data __initconst =
imx_imx_fb_data_entry_single(MX27);
#endif /* ifdef CONFIG_SOC_IMX27 */
struct platform_device *__init imx_add_imx_fb(
const struct imx_imx_fb_data *data,
const struct imx_fb_platform_data *pdata)
{
struct resource res[] = {
{
.start = data->iobase,
.end = data->iobase + SZ_4K - 1,
.flags = IORESOURCE_MEM,
}, {
.start = data->irq,
.end = data->irq,
.flags = IORESOURCE_IRQ,
},
};
return imx_add_platform_device_dmamask("imx-fb", 0,
res, ARRAY_SIZE(res),
pdata, sizeof(*pdata), DMA_BIT_MASK(32));
}

9
arch/arm/plat-mxc/include/mach/devices-common.h
View File

@ -54,6 +54,15 @@ struct imx_imx2_wdt_data {
struct platform_device *__init imx_add_imx2_wdt(
const struct imx_imx2_wdt_data *data);
#include <mach/imxfb.h>
struct imx_imx_fb_data {
resource_size_t iobase;
resource_size_t irq;
};
struct platform_device *__init imx_add_imx_fb(
const struct imx_imx_fb_data *data,
const struct imx_fb_platform_data *pdata);
#include <mach/i2c.h>
struct imx_imx_i2c_data {
int id;

3
arch/arm/plat-mxc/include/mach/imxfb.h
View File

@ -1,6 +1,8 @@
/*
* This structure describes the machine which we are running on.
*/
#ifndef __MACH_IMXFB_H__
#define __MACH_IMXFB_H__
#include <linux/fb.h>
@ -79,3 +81,4 @@ struct imx_fb_platform_data {
};
void set_imx_fb_info(struct imx_fb_platform_data *);
#endif /* ifndef __MACH_IMXFB_H__ */