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ARM: mx5: add support for the two watchdog modules

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MX51 has two watchdog modules.

Add support for both of them.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Fabio Estevam 2010-12-06 16:38:32 -02:00 committed by Sascha Hauer
parent 0e44e05958
commit 8c2efec3cd
5 changed files with 23 additions and 15 deletions
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6
arch/arm/mach-mx5/devices-imx51.h
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@ -44,6 +44,6 @@ extern const struct imx_spi_imx_data imx51_ecspi_data[] __initconst;
#define imx51_add_ecspi(id, pdata) \
imx_add_spi_imx(&imx51_ecspi_data[id], pdata)
extern const struct imx_imx2_wdt_data imx51_imx2_wdt_data __initconst;
#define imx51_imx2_wdt_data(pdata) \
imx_add_imx2_wdt_data(&imx51_imx2_wdt_data, pdata)
extern const struct imx_imx2_wdt_data imx51_imx2_wdt_data[] __initconst;
#define imx51_add_imx2_wdt(id, pdata) \
imx_add_imx2_wdt(&imx51_imx2_wdt_data[id])

2
arch/arm/mach-mx5/mm.c
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@ -49,7 +49,7 @@ void __init mx51_map_io(void)
{
mxc_set_cpu_type(MXC_CPU_MX51);
mxc_iomux_v3_init(MX51_IO_ADDRESS(MX51_IOMUXC_BASE_ADDR));
mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG_BASE_ADDR));
mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG1_BASE_ADDR));
iotable_init(mx51_io_desc, ARRAY_SIZE(mx51_io_desc));
}

27
arch/arm/plat-mxc/devices/platform-imx2-wdt.c
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@ -10,40 +10,47 @@
#include <mach/hardware.h>
#include <mach/devices-common.h>
#define imx_imx2_wdt_data_entry_single(soc, _size) \
#define imx_imx2_wdt_data_entry_single(soc, _id, _hwid, _size) \
{ \
.iobase = soc ## _WDOG_BASE_ADDR, \
.id = _id, \
.iobase = soc ## _WDOG ## _hwid ## _BASE_ADDR, \
.iosize = _size, \
}
#define imx_imx2_wdt_data_entry(soc, _id, _hwid, _size) \
[_id] = imx_imx2_wdt_data_entry_single(soc, _id, _hwid, _size)
#ifdef CONFIG_SOC_IMX21
const struct imx_imx2_wdt_data imx21_imx2_wdt_data __initconst =
imx_imx2_wdt_data_entry_single(MX21, SZ_4K);
imx_imx2_wdt_data_entry_single(MX21, 0, , SZ_4K);
#endif /* ifdef CONFIG_SOC_IMX21 */
#ifdef CONFIG_SOC_IMX25
const struct imx_imx2_wdt_data imx25_imx2_wdt_data __initconst =
imx_imx2_wdt_data_entry_single(MX25, SZ_16K);
imx_imx2_wdt_data_entry_single(MX25, 0, , SZ_16K);
#endif /* ifdef CONFIG_SOC_IMX25 */
#ifdef CONFIG_SOC_IMX27
const struct imx_imx2_wdt_data imx27_imx2_wdt_data __initconst =
imx_imx2_wdt_data_entry_single(MX27, SZ_4K);
imx_imx2_wdt_data_entry_single(MX27, 0, , SZ_4K);
#endif /* ifdef CONFIG_SOC_IMX27 */
#ifdef CONFIG_SOC_IMX31
const struct imx_imx2_wdt_data imx31_imx2_wdt_data __initconst =
imx_imx2_wdt_data_entry_single(MX31, SZ_16K);
imx_imx2_wdt_data_entry_single(MX31, 0, , SZ_16K);
#endif /* ifdef CONFIG_SOC_IMX31 */
#ifdef CONFIG_SOC_IMX35
const struct imx_imx2_wdt_data imx35_imx2_wdt_data __initconst =
imx_imx2_wdt_data_entry_single(MX35, SZ_16K);
imx_imx2_wdt_data_entry_single(MX35, 0, , SZ_16K);
#endif /* ifdef CONFIG_SOC_IMX35 */
#ifdef CONFIG_SOC_IMX51
const struct imx_imx2_wdt_data imx51_imx2_wdt_data __initconst =
imx_imx2_wdt_data_entry_single(MX51, SZ_16K);
const struct imx_imx2_wdt_data imx51_imx2_wdt_data[] __initconst = {
#define imx51_imx2_wdt_data_entry(_id, _hwid) \
imx_imx2_wdt_data_entry(MX51, _id, _hwid, SZ_16K)
imx51_imx2_wdt_data_entry(0, 1),
imx51_imx2_wdt_data_entry(1, 2),
};
#endif /* ifdef CONFIG_SOC_IMX51 */
struct platform_device *__init imx_add_imx2_wdt(
@ -56,6 +63,6 @@ struct platform_device *__init imx_add_imx2_wdt(
.flags = IORESOURCE_MEM,
},
};
return imx_add_platform_device("imx2-wdt", 0,
return imx_add_platform_device("imx2-wdt", data->id,
res, ARRAY_SIZE(res), NULL, 0);
}

1
arch/arm/plat-mxc/include/mach/devices-common.h
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@ -67,6 +67,7 @@ struct platform_device *__init imx_add_imx21_hcd(
const struct mx21_usbh_platform_data *pdata);
struct imx_imx2_wdt_data {
int id;
resource_size_t iobase;
resource_size_t iosize;
};

2
arch/arm/plat-mxc/include/mach/mx51.h
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@ -61,7 +61,7 @@
#define MX51_GPIO3_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0x8c000)
#define MX51_GPIO4_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0x90000)
#define MX51_KPP_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0x94000)
#define MX51_WDOG_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0x98000)
#define MX51_WDOG1_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0x98000)
#define MX51_WDOG2_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0x9c000)
#define MX51_GPT1_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0xa0000)
#define MX51_SRTC_BASE_ADDR (MX51_AIPS1_BASE_ADDR + 0xa4000)