From: Chunyan Zhang chunyan.zhang@unisoc.com
stable inclusion from stable-5.10.65 commit e2cb04c61bcf1856193378ecafcef95ead1c1b93 bugzilla: 182361 https://gitee.com/openeuler/kernel/issues/I4EH3U
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
--------------------------------
[ Upstream commit 245ca2cc212bb2a078332ec99afbfbb202f44c2d ]
Use 50ms as default timeout value and the time clock is 32768HZ. The original value of WDG_LOAD_VAL is not correct, so this patch fixes it.
Fixes: ac1775012058 ("spi: sprd: Add the support of restarting the system") Signed-off-by: Chunyan Zhang chunyan.zhang@unisoc.com Link: https://lore.kernel.org/r/20210826091549.2138125-2-zhang.lyra@gmail.com Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Chen Jun chenjun102@huawei.com Acked-by: Weilong Chen chenweilong@huawei.com
Signed-off-by: Chen Jun chenjun102@huawei.com --- drivers/spi/spi-sprd-adi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/spi/spi-sprd-adi.c b/drivers/spi/spi-sprd-adi.c index 392ec5cfa3d6..307c079b938d 100644 --- a/drivers/spi/spi-sprd-adi.c +++ b/drivers/spi/spi-sprd-adi.c @@ -103,7 +103,7 @@ #define HWRST_STATUS_WATCHDOG 0xf0
/* Use default timeout 50 ms that converts to watchdog values */ -#define WDG_LOAD_VAL ((50 * 1000) / 32768) +#define WDG_LOAD_VAL ((50 * 32768) / 1000) #define WDG_LOAD_MASK GENMASK(15, 0) #define WDG_UNLOCK_KEY 0xe551