[PATCH 13/17] video: rockchip: Add rk3328 vop support

[Jagan Teki]

From: Jagan Teki <ja...@edgeble.ai>

Add support for Rockchip RK3328 VOP.

Signed-off-by: Jagan Teki <ja...@edgeble.ai>
---
 drivers/video/rockchip/Makefile     |  1 +
 drivers/video/rockchip/rk3328_vop.c | 66 +++++++++++++++++++++++++++++
 2 files changed, 67 insertions(+)
 create mode 100644 drivers/video/rockchip/rk3328_vop.c

diff --git a/drivers/video/rockchip/Makefile b/drivers/video/rockchip/Makefile
index 4991303c73..f55beceebf 100644
--- a/drivers/video/rockchip/Makefile
+++ b/drivers/video/rockchip/Makefile
@@ -6,6 +6,7 @@
 ifdef CONFIG_VIDEO_ROCKCHIP
 obj-y += rk_vop.o
 obj-$(CONFIG_ROCKCHIP_RK3288) += rk3288_vop.o
+obj-$(CONFIG_ROCKCHIP_RK3328) += rk3328_vop.o
 obj-$(CONFIG_ROCKCHIP_RK3399) += rk3399_vop.o
 obj-$(CONFIG_DISPLAY_ROCKCHIP_EDP) += rk_edp.o
 obj-$(CONFIG_DISPLAY_ROCKCHIP_LVDS) += rk_lvds.o
diff --git a/drivers/video/rockchip/rk3328_vop.c 
b/drivers/video/rockchip/rk3328_vop.c
new file mode 100644
index 0000000000..2512314e64
--- /dev/null
+++ b/drivers/video/rockchip/rk3328_vop.c
@@ -0,0 +1,66 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (c) 2023 Edgeble AI Technologies Pvt. Ltd.
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <video.h>
+#include <asm/io.h>
+#include "rk_vop.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static void rk3328_set_pin_polarity(struct udevice *dev,
+                                   enum vop_modes mode, u32 polarity)
+{
+       struct rk_vop_priv *priv = dev_get_priv(dev);
+       struct rk3288_vop *regs = priv->regs;
+
+       switch (mode) {
+       case VOP_MODE_HDMI:
+               clrsetbits_le32(&regs->dsp_ctrl1,
+                               M_RK3399_DSP_HDMI_POL,
+                               V_RK3399_DSP_HDMI_POL(polarity));
+               break;
+       default:
+               debug("%s: unsupported output mode %x\n", __func__, mode);
+       }
+}
+
+static int rk3328_vop_probe(struct udevice *dev)
+{
+       /* Before relocation we don't need to do anything */
+       if (!(gd->flags & GD_FLG_RELOC))
+               return 0;
+
+       return rk_vop_probe(dev);
+}
+
+struct rkvop_driverdata rk3328_driverdata = {
+       .dsp_offset = 0x490,
+       .win_offset = 0xd0,
+       .features = VOP_FEATURE_OUTPUT_10BIT,
+       .set_pin_polarity = rk3328_set_pin_polarity,
+};
+
+static const struct udevice_id rk3328_vop_ids[] = {
+       {
+               .compatible = "rockchip,rk3328-vop",
+               .data = (ulong)&rk3328_driverdata
+       },
+       { /* sentile */ }
+};
+
+static const struct video_ops rk3328_vop_ops = {
+};
+
+U_BOOT_DRIVER(rk3328_vop) = {
+       .name   = "rk3328_vop",
+       .id     = UCLASS_VIDEO,
+       .of_match = rk3328_vop_ids,
+       .ops    = &rk3328_vop_ops,
+       .bind   = rk_vop_bind,
+       .probe  = rk3328_vop_probe,
+       .priv_auto      = sizeof(struct rk_vop_priv),
+};
-- 
2.25.1