[PATCH v3 06/14] drm/sun4i: hdmi: create a regmap for later use

2017-09-29 Thread Chen-Yu Tsai
The HDMI driver is written with readl/writel I/O to the registers. However, to support the A31 variant, which has a different layout for the DDC registers, it was recommended to use regfields to have a cleaner implementation. To use regfields, we need to create an underlying regmap. This patch

[PATCH v3 06/14] drm/sun4i: hdmi: create a regmap for later use

2017-09-29 Thread Chen-Yu Tsai
The HDMI driver is written with readl/writel I/O to the registers. However, to support the A31 variant, which has a different layout for the DDC registers, it was recommended to use regfields to have a cleaner implementation. To use regfields, we need to create an underlying regmap. This patch