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OpenCloudOS-Kernel
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ARM i.MX23/28: Add framebuffer device support 

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Shawn Guo <shawn.guo@freescale.com>
This commit is contained in:
Sascha Hauer 2011-01-14 15:32:49 +01:00
parent f0a523b5e5
commit 2e8fd69614
7 changed files with 60 additions and 0 deletions
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1
arch/arm/mach-mxs/clock-mx23.c
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@ -452,6 +452,7 @@ static struct clk_lookup lookups[] = {
_REGISTER_CLOCK("mxs-pwm.2", NULL, pwm_clk)
_REGISTER_CLOCK("mxs-pwm.3", NULL, pwm_clk)
_REGISTER_CLOCK("mxs-pwm.4", NULL, pwm_clk)
_REGISTER_CLOCK("imx23-fb", NULL, lcdif_clk)
};
static int clk_misc_init(void)

1
arch/arm/mach-mxs/clock-mx28.c
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@ -632,6 +632,7 @@ static struct clk_lookup lookups[] = {
_REGISTER_CLOCK("mxs-pwm.7", NULL, pwm_clk)
_REGISTER_CLOCK(NULL, "lradc", lradc_clk)
_REGISTER_CLOCK(NULL, "spdif", spdif_clk)
_REGISTER_CLOCK("imx28-fb", NULL, lcdif_clk)
};
static int clk_misc_init(void)

4
arch/arm/mach-mxs/devices-mx23.h
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@ -10,6 +10,7 @@
*/
#include <mach/mx23.h>
#include <mach/devices-common.h>
#include <mach/mxsfb.h>
extern const struct amba_device mx23_duart_device __initconst;
#define mx23_add_duart() \
@ -21,3 +22,6 @@ extern const struct mxs_auart_data mx23_auart_data[] __initconst;
#define mx23_add_auart1() mx23_add_auart(1)
#define mx23_add_mxs_pwm(id) mxs_add_mxs_pwm(MX23_PWM_BASE_ADDR, id)
struct platform_device *__init mx23_add_mxsfb(
const struct mxsfb_platform_data *pdata);

4
arch/arm/mach-mxs/devices-mx28.h
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@ -10,6 +10,7 @@
*/
#include <mach/mx28.h>
#include <mach/devices-common.h>
#include <mach/mxsfb.h>
extern const struct amba_device mx28_duart_device __initconst;
#define mx28_add_duart() \
@ -37,3 +38,6 @@ extern const struct mxs_i2c_data mx28_mxs_i2c_data[] __initconst;
#define mx28_add_mxs_i2c(id) mxs_add_mxs_i2c(&mx28_mxs_i2c_data[id])
#define mx28_add_mxs_pwm(id) mxs_add_mxs_pwm(MX28_PWM_BASE_ADDR, id)
struct platform_device *__init mx28_add_mxsfb(
const struct mxsfb_platform_data *pdata);

3
arch/arm/mach-mxs/devices/Kconfig
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@ -17,3 +17,6 @@ config MXS_HAVE_PLATFORM_MXS_I2C
config MXS_HAVE_PLATFORM_MXS_PWM
bool
config MXS_HAVE_PLATFORM_MXSFB
bool

1
arch/arm/mach-mxs/devices/Makefile
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@ -4,3 +4,4 @@ obj-$(CONFIG_MXS_HAVE_PLATFORM_FEC) += platform-fec.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_FLEXCAN) += platform-flexcan.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_I2C) += platform-mxs-i2c.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_PWM) += platform-mxs-pwm.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_MXSFB) += platform-mxsfb.o

46
arch/arm/mach-mxs/devices/platform-mxsfb.c Normal file
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@ -0,0 +1,46 @@
/*
* Copyright (C) 2011 Pengutronix, Sascha Hauer <s.hauer@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 <asm/sizes.h>
#include <mach/mx23.h>
#include <mach/mx28.h>
#include <mach/devices-common.h>
#include <mach/mxsfb.h>
#ifdef CONFIG_SOC_IMX23
struct platform_device *__init mx23_add_mxsfb(
const struct mxsfb_platform_data *pdata)
{
struct resource res[] = {
{
.start = MX23_LCDIF_BASE_ADDR,
.end = MX23_LCDIF_BASE_ADDR + SZ_8K - 1,
.flags = IORESOURCE_MEM,
},
};
return mxs_add_platform_device_dmamask("imx23-fb", -1,
res, ARRAY_SIZE(res), pdata, sizeof(*pdata), DMA_BIT_MASK(32));
}
#endif /* ifdef CONFIG_SOC_IMX23 */
#ifdef CONFIG_SOC_IMX28
struct platform_device *__init mx28_add_mxsfb(
const struct mxsfb_platform_data *pdata)
{
struct resource res[] = {
{
.start = MX28_LCDIF_BASE_ADDR,
.end = MX28_LCDIF_BASE_ADDR + SZ_8K - 1,
.flags = IORESOURCE_MEM,
},
};
return mxs_add_platform_device_dmamask("imx28-fb", -1,
res, ARRAY_SIZE(res), pdata, sizeof(*pdata), DMA_BIT_MASK(32));
}
#endif /* ifdef CONFIG_SOC_IMX28 */