aboutsummaryrefslogtreecommitdiff
path: root/drivers/power
diff options
context:
space:
mode:
authorNicolas Ferre <nicolas.ferre@microchip.com>2019-02-06 19:12:21 +0100
committerSebastian Reichel <sre@kernel.org>2019-02-20 00:41:01 +0100
commit655ab0bc462d1ae2aa344b1ecf35ca1a3ed726dc (patch)
tree4b7ce19f9979fc0b28b6902307566401917a338b /drivers/power
parente03423c4530e96e65274551a1139ce0f9f5db0ed (diff)
downloadlinux-stericsson-655ab0bc462d1ae2aa344b1ecf35ca1a3ed726dc.tar.gz
power: reset: at91-reset: add support for sam9x60 SoC
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> Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Diffstat (limited to 'drivers/power')
-rw-r--r--drivers/power/reset/at91-reset.c13
1 files changed, 13 insertions, 0 deletions
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);