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power: reset: at91-reset: add samx7 support 

Add samx7 support. It is lacking a few bits and needs a new reset function.

Signed-off-by: Szemző András <sza@esh.hu>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
This commit is contained in:
Szemző András 2017-01-18 00:07:37 +01:00 committed by Sebastian Reichel
parent d04ba0a2cb
commit f22dfd86f0
1 changed files with 10 additions and 0 deletions
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10
drivers/power/reset/at91-reset.c
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@ -134,6 +134,15 @@ static int sama5d3_restart(struct notifier_block *this, unsigned long mode,
return NOTIFY_DONE; return NOTIFY_DONE;
} }
static int samx7_restart(struct notifier_block *this, unsigned long mode,
void *cmd)
{
writel(cpu_to_le32(AT91_RSTC_KEY | AT91_RSTC_PROCRST),
at91_rstc_base);
return NOTIFY_DONE;
}
static void __init at91_reset_status(struct platform_device *pdev) static void __init at91_reset_status(struct platform_device *pdev)
{ {
u32 reg = readl(at91_rstc_base + AT91_RSTC_SR); u32 reg = readl(at91_rstc_base + AT91_RSTC_SR);
@ -173,6 +182,7 @@ static const struct of_device_id at91_reset_of_match[] = {
{ .compatible = "atmel,at91sam9260-rstc", .data = at91sam9260_restart }, { .compatible = "atmel,at91sam9260-rstc", .data = at91sam9260_restart },
{ .compatible = "atmel,at91sam9g45-rstc", .data = at91sam9g45_restart }, { .compatible = "atmel,at91sam9g45-rstc", .data = at91sam9g45_restart },
{ .compatible = "atmel,sama5d3-rstc", .data = sama5d3_restart }, { .compatible = "atmel,sama5d3-rstc", .data = sama5d3_restart },
{ .compatible = "atmel,samx7-rstc", .data = samx7_restart },
{ /* sentinel */ } { /* sentinel */ }
}; };
MODULE_DEVICE_TABLE(of, at91_reset_of_match); MODULE_DEVICE_TABLE(of, at91_reset_of_match);