diff options
| author | Min Li <min.li.xe@renesas.com> | 2024-05-01 19:32:55 +0300 |
|---|---|---|
| committer | Lee Jones <lee@kernel.org> | 2024-05-10 17:39:18 +0300 |
| commit | 53d3ff7be4a67841d7302c8d5e6521124959fdc1 (patch) | |
| tree | cdf4714cc1b1dc8dc96f6eb4f2fe2705609c2986 /drivers/mfd/rsmu_spi.c | |
| parent | ecbc0f273d835d27eabcd78adc05294f4b80e87e (diff) | |
| download | linux-53d3ff7be4a67841d7302c8d5e6521124959fdc1.tar.xz | |
mfd: rsmu: support I2C SMBus access
8a3400x device implements its own reg_read and reg_write,
which only supports I2C bus access. This patch adds support
for SMBus access.
Signed-off-by: Min Li <min.li.xe@renesas.com>
Link: https://lore.kernel.org/r/LV3P220MB12021342F302AADEB6C1601CA0192@LV3P220MB1202.NAMP220.PROD.OUTLOOK.COM
Signed-off-by: Lee Jones <lee@kernel.org>
Diffstat (limited to 'drivers/mfd/rsmu_spi.c')
| -rw-r--r-- | drivers/mfd/rsmu_spi.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/mfd/rsmu_spi.c b/drivers/mfd/rsmu_spi.c index ca0a1202c3ce..39d9be1e141f 100644 --- a/drivers/mfd/rsmu_spi.c +++ b/drivers/mfd/rsmu_spi.c @@ -106,10 +106,10 @@ static int rsmu_write_page_register(struct rsmu_ddata *rsmu, u32 reg) return 0; page_reg = RSMU_CM_PAGE_ADDR; page = reg & RSMU_PAGE_MASK; - buf[0] = (u8)(page & 0xff); - buf[1] = (u8)((page >> 8) & 0xff); - buf[2] = (u8)((page >> 16) & 0xff); - buf[3] = (u8)((page >> 24) & 0xff); + buf[0] = (u8)(page & 0xFF); + buf[1] = (u8)((page >> 8) & 0xFF); + buf[2] = (u8)((page >> 16) & 0xFF); + buf[3] = (u8)((page >> 24) & 0xFF); bytes = 4; break; case RSMU_SABRE: |