Commit e1f3e22e authored by Chanho Park's avatar Chanho Park Committed by Martin K. Petersen
Browse files

scsi: ufs: ufs-exynos: Add refclkout_stop control 

This patch adds REFCLKOUT_STOP control to CLK_STOP_MASK. This permits
enabling/disabling reference clock out control for the UFS device.

Link: https://lore.kernel.org/r/20211018124216.153072-6-chanho61.park@samsung.com


Reviewed-by: default avatarAlim Akhtar <alim.akhtar@samsung.com>
Signed-off-by: default avatarChanho Park <chanho61.park@samsung.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 51cc3bb5

drivers/scsi/ufs/ufs-exynos.c

+2 −1
Original line number Diff line number Diff line
@@ -48,10 +48,11 @@ 
#define HCI_ERR_EN_T_LAYER	0x84

#define HCI_ERR_EN_DME_LAYER	0x88

#define HCI_CLKSTOP_CTRL	0xB0

#define REFCLKOUT_STOP		BIT(4)

#define REFCLK_STOP		BIT(2)

#define UNIPRO_MCLK_STOP	BIT(1)

#define UNIPRO_PCLK_STOP	BIT(0)

#define CLK_STOP_MASK		(REFCLK_STOP |\

#define CLK_STOP_MASK		(REFCLKOUT_STOP | REFCLK_STOP |\

				 UNIPRO_MCLK_STOP |\

				 UNIPRO_PCLK_STOP)

#define HCI_MISC		0xB4