hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

imx3: Add watchdog platform device support 

This patch adds support for build-in watchdog device found on
Freescale imx31 and imx35 SoCs.

Signed-off-by: Vladimir Zapolskiy <vzapolskiy@gmail.com>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Vladimir Zapolskiy 2010-03-19 18:16:37 +03:00 committed by Sascha Hauer
parent 0491fcbb76
commit a7dc12ba75
2 changed files with 20 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

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

@ -575,11 +575,26 @@ struct platform_device imx_ssi_device1 = {
.resource = imx_ssi_resources1,
};
static int mx3_devices_init(void)
static struct resource imx_wdt_resources[] = {
{
.flags = IORESOURCE_MEM,
},
};
struct platform_device imx_wdt_device0 = {
.name = "imx-wdt",
.id = 0,
.num_resources = ARRAY_SIZE(imx_wdt_resources),
.resource = imx_wdt_resources,
};
static int __init mx3_devices_init(void)
{
if (cpu_is_mx31()) {
mxc_nand_resources[0].start = MX31_NFC_BASE_ADDR;
mxc_nand_resources[0].end = MX31_NFC_BASE_ADDR + 0xfff;
imx_wdt_resources[0].start = MX31_WDOG_BASE_ADDR;
imx_wdt_resources[0].end = MX31_WDOG_BASE_ADDR + 0x3fff;
mxc_register_device(&mxc_rnga_device, NULL);
}
if (cpu_is_mx35()) {
@ -597,6 +612,8 @@ static int mx3_devices_init(void)
imx_ssi_resources0[1].end = MX35_INT_SSI1;
imx_ssi_resources1[1].start = MX35_INT_SSI2;
imx_ssi_resources1[1].end = MX35_INT_SSI2;
imx_wdt_resources[0].start = MX35_WDOG_BASE_ADDR;
imx_wdt_resources[0].end = MX35_WDOG_BASE_ADDR + 0x3fff;
}
return 0;

3
arch/arm/mach-mx3/devices.h
View File

@ -25,4 +25,5 @@ extern struct platform_device mxc_spi_device1;
extern struct platform_device mxc_spi_device2;
extern struct platform_device imx_ssi_device0;
extern struct platform_device imx_ssi_device1;
extern struct platform_device imx_ssi_device1;
extern struct platform_device imx_wdt_device0;