[PATCH 6/8] power: reset: at91-reset: add support for sam9x60 SoC
From: Nicolas Ferre <nicolas.ferre@microchip.com>
Date: 2019-01-16 09:58:12
Also in:
linux-devicetree, linux-pm, linux-usb, lkml, netdev
Subsystem:
system reset/shutdown drivers, the rest · Maintainers:
Sebastian Reichel, Linus Torvalds
Add support for additional reset causes and the proper compatibility string for sam9x60 SoC. The restart function is the same as the samx7. Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com> --- drivers/power/reset/at91-reset.c | 13 +++++++++++++ 1 file changed, 13 insertions(+)
diff --git a/drivers/power/reset/at91-reset.c b/drivers/power/reset/at91-reset.c
index f44a9ffcc2ab..44ca983a49a1 100644
--- a/drivers/power/reset/at91-reset.c
+++ b/drivers/power/reset/at91-reset.c@@ -44,6 +44,9 @@ enum reset_type { RESET_TYPE_WATCHDOG = 2, RESET_TYPE_SOFTWARE = 3, RESET_TYPE_USER = 4, + RESET_TYPE_CPU_FAIL = 6, + RESET_TYPE_XTAL_FAIL = 7, + RESET_TYPE_ULP2 = 8, }; static void __iomem *at91_ramc_base[2], *at91_rstc_base;
@@ -164,6 +167,15 @@ static void __init at91_reset_status(struct platform_device *pdev) case RESET_TYPE_USER: reason = "user reset"; break; + case RESET_TYPE_CPU_FAIL: + reason = "CPU clock failure detection"; + break; + case RESET_TYPE_XTAL_FAIL: + reason = "32.768 kHz crystal failure detection"; + break; + case RESET_TYPE_ULP2: + reason = "ULP2 reset"; + break; default: reason = "unknown reset"; break;
@@ -183,6 +195,7 @@ static const struct of_device_id at91_reset_of_match[] = { { .compatible = "atmel,at91sam9g45-rstc", .data = at91sam9g45_restart }, { .compatible = "atmel,sama5d3-rstc", .data = sama5d3_restart }, { .compatible = "atmel,samx7-rstc", .data = samx7_restart }, + { .compatible = "microchip,sam9x60-rstc", .data = samx7_restart }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, at91_reset_of_match);
--
2.17.1
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel