tree fd2caed48303bf5e48117c6c9cab8f8fb422ea96
parent 161c67b9e8b6c4ea73022ae4be48d372f4d97f83
author Jagan Teki <jagan@edgeble.ai> 1705477910 +0530
committer Anatolij Gustschin <agust@denx.de> 1713683220 +0200

video: rockchip: Add rk3328 vop support

Add support for Rockchip RK3328 VOP.

Require VOP cleanup before handoff to Linux by writing reset values to
WIN registers. Without this Linux VOP trigger page fault as below
[    0.752016] Loading compiled-in X.509 certificates
[    0.787796] inno_hdmi_phy_rk3328_clk_recalc_rate: parent 24000000
[    0.788391] inno-hdmi-phy ff430000.phy: inno_hdmi_phy_rk3328_clk_recalc_rate rate 148500000 vco 148500000
[    0.798353] rockchip-drm display-subsystem: bound ff370000.vop (ops vop_component_ops)
[    0.799403] dwhdmi-rockchip ff3c0000.hdmi: supply avdd-0v9 not found, using dummy regulator
[    0.800288] rk_iommu ff373f00.iommu: Enable stall request timed out, status: 0x00004b
[    0.801131] dwhdmi-rockchip ff3c0000.hdmi: supply avdd-1v8 not found, using dummy regulator
[    0.802056] rk_iommu ff373f00.iommu: Disable paging request timed out, status: 0x00004b
[    0.803233] dwhdmi-rockchip ff3c0000.hdmi: Detected HDMI TX controller v2.11a with HDCP (inno_dw_hdmi_phy2)
[    0.805355] dwhdmi-rockchip ff3c0000.hdmi: registered DesignWare HDMI I2C bus driver
[    0.808769] rockchip-drm display-subsystem: bound ff3c0000.hdmi (ops dw_hdmi_rockchip_ops)
[    0.810869] [drm] Initialized rockchip 1.0.0 20140818 for display-subsystem on minor 0

Signed-off-by: Jagan Teki <jagan@edgeble.ai>