mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-10-05 16:37:50 +00:00
Code Issues Releases Wiki Activity

ARM: mx3: dynamically allocate "mxc_rtc" devices

Browse source 
LAKML-Reference: 1299271882-2130-2-git-send-email-u.kleine-koenig@pengutronix.de
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Uwe Kleine-König 2011-03-01 11:04:34 +01:00 committed by Sascha Hauer
parent 3da25ccee3
commit 83422671c3
9 changed files with 59 additions and 21 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
arch/arm/mach-mx3/Kconfig
View file

@ -84,6 +84,7 @@ config MACH_MX31LITE
select IMX_HAVE_PLATFORM_MXC_EHCI
select IMX_HAVE_PLATFORM_MXC_MMC
select IMX_HAVE_PLATFORM_MXC_NAND
select IMX_HAVE_PLATFORM_MXC_RTC
select IMX_HAVE_PLATFORM_SPI_IMX
help
Include support for MX31 LITEKIT platform. This includes specific

4
arch/arm/mach-mx3/devices-imx31.h
View file

@ -56,6 +56,10 @@ extern const struct imx_mxc_nand_data imx31_mxc_nand_data;
#define imx31_add_mxc_nand(pdata) \
imx_add_mxc_nand(&imx31_mxc_nand_data, pdata)
extern const struct imx_mxc_rtc_data imx31_mxc_rtc_data;
#define imx31_add_mxc_rtc(pdata) \
imx_add_mxc_rtc(&imx31_mxc_rtc_data)
extern const struct imx_mxc_w1_data imx31_mxc_w1_data;
#define imx31_add_mxc_w1(pdata) \
imx_add_mxc_w1(&imx31_mxc_w1_data)

19
arch/arm/mach-mx3/devices.c
View file

@ -94,22 +94,3 @@ struct platform_device mx3_camera = {
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
static struct resource imx_rtc_resources[] = {
{
.start = MX31_RTC_BASE_ADDR,
.end = MX31_RTC_BASE_ADDR + 0x3fff,
.flags = IORESOURCE_MEM,
},
{
.start = MX31_INT_RTC,
.flags = IORESOURCE_IRQ,
},
};
struct platform_device imx_rtc_device0 = {
.name = "mxc_rtc",
.id = -1,
.num_resources = ARRAY_SIZE(imx_rtc_resources),
.resource = imx_rtc_resources,
};

1
arch/arm/mach-mx3/devices.h
View file

@ -1,4 +1,3 @@
extern struct platform_device mx3_ipu;
extern struct platform_device mx3_fb;
extern struct platform_device mx3_camera;
extern struct platform_device imx_rtc_device0;

2
arch/arm/mach-mx3/mx31lite-db.c
View file

@ -200,5 +200,5 @@ void __init mx31lite_db_init(void)
imx31_add_spi_imx0(&spi0_pdata);
platform_device_register(&litekit_led_device);
imx31_add_imx2_wdt(NULL);
mxc_register_device(&imx_rtc_device0, NULL);
imx31_add_mxc_rtc(NULL);
}

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

@ -63,6 +63,9 @@ config IMX_HAVE_PLATFORM_MXC_RNGA
bool
select ARCH_HAS_RNGA
config IMX_HAVE_PLATFORM_MXC_RTC
bool
config IMX_HAVE_PLATFORM_MXC_W1
bool

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

@ -19,6 +19,7 @@ obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_MMC) += platform-mxc-mmc.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_NAND) += platform-mxc_nand.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_PWM) += platform-mxc_pwm.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_RNGA) += platform-mxc_rnga.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_RTC) += platform-mxc_rtc.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_W1) += platform-mxc_w1.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX) += platform-sdhci-esdhc-imx.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_SPI_IMX) += platform-spi_imx.o

40
arch/arm/plat-mxc/devices/platform-mxc_rtc.c Normal file
View file

@ -0,0 +1,40 @@
/*
* Copyright (C) 2010-2011 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_mxc_rtc_data_entry_single(soc) \
{ \
.iobase = soc ## _RTC_BASE_ADDR, \
.irq = soc ## _INT_RTC, \
}
#ifdef CONFIG_SOC_IMX31
const struct imx_mxc_rtc_data imx31_mxc_rtc_data __initconst =
imx_mxc_rtc_data_entry_single(MX31);
#endif /* ifdef CONFIG_SOC_IMX31 */
struct platform_device *__init imx_add_mxc_rtc(
const struct imx_mxc_rtc_data *data)
{
struct resource res[] = {
{
.start = data->iobase,
.end = data->iobase + SZ_16K - 1,
.flags = IORESOURCE_MEM,
}, {
.start = data->irq,
.end = data->irq,
.flags = IORESOURCE_IRQ,
},
};
return imx_add_platform_device("mxc_rtc", -1,
res, ARRAY_SIZE(res), NULL, 0);
}

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

@ -237,6 +237,15 @@ struct imx_mxc_pwm_data {
struct platform_device *__init imx_add_mxc_pwm(
const struct imx_mxc_pwm_data *data);
/* mxc_rtc */
struct imx_mxc_rtc_data {
resource_size_t iobase;
resource_size_t irq;
};
struct platform_device *__init imx_add_mxc_rtc(
const struct imx_mxc_rtc_data *data);
/* mxc_w1 */
struct imx_mxc_w1_data {
resource_size_t iobase;
};