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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>
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@ -575,11 +575,26 @@ struct platform_device imx_ssi_device1 = {
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.resource = imx_ssi_resources1,
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.resource = imx_ssi_resources1,
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};
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};
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static int mx3_devices_init(void)
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static struct resource imx_wdt_resources[] = {
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{
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.flags = IORESOURCE_MEM,
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},
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};
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struct platform_device imx_wdt_device0 = {
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.name = "imx-wdt",
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.id = 0,
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.num_resources = ARRAY_SIZE(imx_wdt_resources),
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.resource = imx_wdt_resources,
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};
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static int __init mx3_devices_init(void)
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{
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{
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if (cpu_is_mx31()) {
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if (cpu_is_mx31()) {
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mxc_nand_resources[0].start = MX31_NFC_BASE_ADDR;
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mxc_nand_resources[0].start = MX31_NFC_BASE_ADDR;
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mxc_nand_resources[0].end = MX31_NFC_BASE_ADDR + 0xfff;
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mxc_nand_resources[0].end = MX31_NFC_BASE_ADDR + 0xfff;
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imx_wdt_resources[0].start = MX31_WDOG_BASE_ADDR;
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imx_wdt_resources[0].end = MX31_WDOG_BASE_ADDR + 0x3fff;
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mxc_register_device(&mxc_rnga_device, NULL);
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mxc_register_device(&mxc_rnga_device, NULL);
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}
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}
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if (cpu_is_mx35()) {
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if (cpu_is_mx35()) {
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@ -597,6 +612,8 @@ static int mx3_devices_init(void)
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imx_ssi_resources0[1].end = MX35_INT_SSI1;
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imx_ssi_resources0[1].end = MX35_INT_SSI1;
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imx_ssi_resources1[1].start = MX35_INT_SSI2;
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imx_ssi_resources1[1].start = MX35_INT_SSI2;
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imx_ssi_resources1[1].end = MX35_INT_SSI2;
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imx_ssi_resources1[1].end = MX35_INT_SSI2;
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imx_wdt_resources[0].start = MX35_WDOG_BASE_ADDR;
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imx_wdt_resources[0].end = MX35_WDOG_BASE_ADDR + 0x3fff;
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}
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}
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return 0;
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return 0;
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@ -25,4 +25,5 @@ extern struct platform_device mxc_spi_device1;
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extern struct platform_device mxc_spi_device2;
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extern struct platform_device mxc_spi_device2;
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extern struct platform_device imx_ssi_device0;
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extern struct platform_device imx_ssi_device0;
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extern struct platform_device imx_ssi_device1;
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extern struct platform_device imx_ssi_device1;
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extern struct platform_device imx_ssi_device1;
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extern struct platform_device imx_wdt_device0;
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