diff options
| author | Heikki Krogerus <heikki.krogerus@linux.intel.com> | 2025-07-01 15:22:49 +0300 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2025-07-10 10:19:24 -0400 |
| commit | f6a8e9f3de4567c71ef9f5f13719df69a8b96081 (patch) | |
| tree | 13a9c1da10d43648ed4148deff2968d0bd7158ef /drivers/i2c | |
| parent | 22290cc904d9f5b882748573a16ccf8c6d632d92 (diff) | |
| download | net-f6a8e9f3de4567c71ef9f5f13719df69a8b96081.tar.gz | |
i2c: designware: Add quirk for Intel Xe
The regmap is coming from the parent also in case of Xe
GPUs. Reusing the Wangxun quirk for that.
Acked-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Co-developed-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Reviewed-by: Andi Shyti <andi.shyti@kernel.org>
Link: https://lore.kernel.org/r/20250701122252.2590230-3-heikki.krogerus@linux.intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
[Rodrigo fixed the co-developed tags while merging]
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-designware-platdrv.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c index 3104f52e32be44..a35e4c64a1d46f 100644 --- a/drivers/i2c/busses/i2c-designware-platdrv.c +++ b/drivers/i2c/busses/i2c-designware-platdrv.c @@ -101,7 +101,7 @@ static int bt1_i2c_request_regs(struct dw_i2c_dev *dev) } #endif -static int txgbe_i2c_request_regs(struct dw_i2c_dev *dev) +static int dw_i2c_get_parent_regmap(struct dw_i2c_dev *dev) { dev->map = dev_get_regmap(dev->dev->parent, NULL); if (!dev->map) @@ -123,12 +123,15 @@ static int dw_i2c_plat_request_regs(struct dw_i2c_dev *dev) struct platform_device *pdev = to_platform_device(dev->dev); int ret; + if (device_is_compatible(dev->dev, "intel,xe-i2c")) + return dw_i2c_get_parent_regmap(dev); + switch (dev->flags & MODEL_MASK) { case MODEL_BAIKAL_BT1: ret = bt1_i2c_request_regs(dev); break; case MODEL_WANGXUN_SP: - ret = txgbe_i2c_request_regs(dev); + ret = dw_i2c_get_parent_regmap(dev); break; default: dev->base = devm_platform_ioremap_resource(pdev, 0); |