spi: sprd: adi: Add a reset reason for factory test mode

Add a new reset flag to indicate that the system need enter factory test
mode after restarting system.

Signed-off-by: Sherry Zong <sherry.zong@unisoc.com>
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Link: https://lore.kernel.org/r/8ae5651e876b527920ff878721a8a8ef47b099ac.1564125131.git.baolin.wang@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/spi/spi-sprd-adi.c b/drivers/spi/spi-sprd-adi.c
index 0b3f23a..509ce69 100644 (file)
--- a/drivers/spi/spi-sprd-adi.c
+++ b/drivers/spi/spi-sprd-adi.c
@@ -98,6 +98,7 @@
 #define HWRST_STATUS_AUTODLOADER       0xa0
 #define HWRST_STATUS_IQMODE            0xb0
 #define HWRST_STATUS_SPRDISK           0xc0
+#define HWRST_STATUS_FACTORYTEST       0xe0
 
 /* Use default timeout 50 ms that converts to watchdog values */
 #define WDG_LOAD_VAL                   ((50 * 1000) / 32768)
@@ -339,6 +340,8 @@ static int sprd_adi_restart_handler(struct notifier_block *this,
                reboot_mode = HWRST_STATUS_SPRDISK;
        else if (!strncmp(cmd, "tospanic", 8))
                reboot_mode = HWRST_STATUS_SECURITY;
+       else if (!strncmp(cmd, "factorytest", 11))
+               reboot_mode = HWRST_STATUS_FACTORYTEST;
        else
                reboot_mode = HWRST_STATUS_NORMAL;