linux-kernel - [PATCH 3/8] Spi: sprd-adi: Added the cause of reboot

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Message-ID: <20230815023426.15076-3-jiansheng.wu@unisoc.com>
Date:   Tue, 15 Aug 2023 10:34:21 +0800
From:   Jiansheng Wu <jiansheng.wu@...soc.com>
To:     Mark Brown <broonie@...nel.org>, Orson Zhai <orsonzhai@...il.com>,
        Baolin Wang <baolin.wang@...ux.alibaba.com>,
        Chunyan Zhang <zhang.lyra@...il.com>
CC:     <linux-spi@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <yongzhi.chen@...soc.com>, <xiaoqing.wu@...soc.com>,
        <jianshengwu16@...il.com>
Subject: [PATCH 3/8] Spi: sprd-adi: Added the cause of reboot

Added the silent and dmverity methods to reboot mode that the system
need enter the silent or secboot mode after restarting system.

Signed-off-by: Jiansheng Wu <jiansheng.wu@...soc.com>
---
 drivers/spi/spi-sprd-adi.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/spi/spi-sprd-adi.c b/drivers/spi/spi-sprd-adi.c
index 734245492680..569a66943e8d 100644
--- a/drivers/spi/spi-sprd-adi.c
+++ b/drivers/spi/spi-sprd-adi.c
@@ -118,6 +118,7 @@
 
 /* Definition of PMIC reset status register */
 #define HWRST_STATUS_SECURITY		0x02
+#define HWRST_STATUS_SECBOOT		0x03
 #define HWRST_STATUS_RECOVERY		0x20
 #define HWRST_STATUS_NORMAL		0x40
 #define HWRST_STATUS_ALARM		0x50
@@ -129,6 +130,7 @@
 #define HWRST_STATUS_AUTODLOADER	0xa0
 #define HWRST_STATUS_IQMODE		0xb0
 #define HWRST_STATUS_SPRDISK		0xc0
+#define HWRST_STATUS_SILENT             0xd0
 #define HWRST_STATUS_FACTORYTEST	0xe0
 #define HWRST_STATUS_WATCHDOG		0xf0
 
@@ -438,8 +440,12 @@ static int sprd_adi_restart_handler(struct notifier_block *this, unsigned long m
 		reboot_mode = HWRST_STATUS_SPRDISK;
 	else if (!strncmp(cmd, "tospanic", 8))
 		reboot_mode = HWRST_STATUS_SECURITY;
+	else if (!strncmp(cmd, "dm-verity", 9))
+		reboot_mode = HWRST_STATUS_SECBOOT;
 	else if (!strncmp(cmd, "factorytest", 11))
 		reboot_mode = HWRST_STATUS_FACTORYTEST;
+	else if (!strncmp(cmd, "silent", 6))
+		reboot_mode = HWRST_STATUS_SILENT;
 	else
 		reboot_mode = HWRST_STATUS_NORMAL;
 
-- 
2.17.1