diff options
Diffstat (limited to 'drivers/power/reset/syscon-reboot-mode.c')
| -rw-r--r-- | drivers/power/reset/syscon-reboot-mode.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/power/reset/syscon-reboot-mode.c b/drivers/power/reset/syscon-reboot-mode.c index d1521d810ea2..27ef0b3151bd 100644 --- a/drivers/power/reset/syscon-reboot-mode.c +++ b/drivers/power/reset/syscon-reboot-mode.c @@ -29,6 +29,15 @@ static int syscon_reboot_mode_write(int magic) return 0; } +static int syscon_reboot_mode_read(void) +{ + u32 val = 0; + + regmap_read(map, offset, &val); + + return val; +} + static int syscon_reboot_mode_probe(struct platform_device *pdev) { int ret; @@ -39,7 +48,8 @@ static int syscon_reboot_mode_probe(struct platform_device *pdev) if (of_property_read_u32(pdev->dev.of_node, "offset", &offset)) return -EINVAL; of_property_read_u32(pdev->dev.of_node, "mask", &mask); - ret = reboot_mode_register(&pdev->dev, syscon_reboot_mode_write); + ret = reboot_mode_register(&pdev->dev, syscon_reboot_mode_write, + syscon_reboot_mode_read); if (ret) dev_err(&pdev->dev, "can't register reboot mode\n"); |