Unverified Commit c1d8b082 authored by Alexandre Belloni's avatar Alexandre Belloni Committed by Mark Brown
Browse files

spi: dw-mmio: avoid hardcoded field mask 



Define a mask for the IF_SI_OWNER field.

Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 6e249d1e

drivers/spi/spi-dw-mmio.c

+2 −1
Original line number Diff line number Diff line
@@ -36,6 +36,7 @@ struct dw_spi_mmio { 
#define MSCC_CPU_SYSTEM_CTRL_GENERAL_CTRL	0x24

#define OCELOT_IF_SI_OWNER_OFFSET		4

#define JAGUAR2_IF_SI_OWNER_OFFSET		6

#define MSCC_IF_SI_OWNER_MASK			GENMASK(1, 0)

#define MSCC_IF_SI_OWNER_SISL			0

#define MSCC_IF_SI_OWNER_SIBM			1

#define MSCC_IF_SI_OWNER_SIMC			2
@@ -102,7 +103,7 @@ static int dw_spi_mscc_init(struct platform_device *pdev, 


	/* Select the owner of the SI interface */

	regmap_update_bits(dwsmscc->syscon, MSCC_CPU_SYSTEM_CTRL_GENERAL_CTRL,

			   0x3 << if_si_owner_offset,

			   MSCC_IF_SI_OWNER_MASK << if_si_owner_offset,

			   MSCC_IF_SI_OWNER_SIMC << if_si_owner_offset);



	dwsmmio->dws.set_cs = dw_spi_mscc_set_cs;