drm/msm/dsi/phy: Define PHY_CMN_CTRL_0 bitfields
Add bitfields for PHY_CMN_CTRL_0 registers to avoid hard-coding bit
masks and shifts and make the code a bit more readable.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Patchwork: https://patchwork.freedesktop.org/patch/657818/
Link: https://lore.kernel.org/r/20250610-b4-sm8750-display-v6-7-ee633e3ddbff@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>