[U-Boot] [PATCH v3 5/6] rockchip: video: Add LVDS support in vop driver

[Jacob Chen]

LVDS have a different display out mode, add code to get right flag.

The vop_ip decied  display device and the remote_vop_id decied which vop was 
being used.
So we should use  the remote_vop_id to set DCLK_VOP.

Signed-off-by: Jacob Chen <jacob-c...@iotwrt.com>
Acked-by: Simon Glass <s...@chromium.org>
---

Changes in v3:
- None

Changes in v2:
- None

 arch/arm/include/asm/arch-rockchip/vop_rk3288.h |  1 +
 drivers/video/rockchip/rk_vop.c                 | 16 ++++++++++++++--
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/arch/arm/include/asm/arch-rockchip/vop_rk3288.h 
b/arch/arm/include/asm/arch-rockchip/vop_rk3288.h
index 0104ba3..0ce3d67 100644
--- a/arch/arm/include/asm/arch-rockchip/vop_rk3288.h
+++ b/arch/arm/include/asm/arch-rockchip/vop_rk3288.h
@@ -89,6 +89,7 @@ enum {
 enum vop_modes {
        VOP_MODE_EDP = 0,
        VOP_MODE_HDMI,
+       VOP_MODE_LVDS,
        VOP_MODE_NONE,
        VOP_MODE_AUTO_DETECT,
        VOP_MODE_UNKNOWN,
diff --git a/drivers/video/rockchip/rk_vop.c b/drivers/video/rockchip/rk_vop.c
index adbc68f..a54af17 100644
--- a/drivers/video/rockchip/rk_vop.c
+++ b/drivers/video/rockchip/rk_vop.c
@@ -102,6 +102,7 @@ void rkvop_mode_set(struct rk3288_vop *regs,
        u32 hfront_porch = edid->hfront_porch.typ;
        u32 vfront_porch = edid->vfront_porch.typ;
        uint flags;
+       int mode_flags;
 
        switch (mode) {
        case VOP_MODE_HDMI:
@@ -113,9 +114,20 @@ void rkvop_mode_set(struct rk3288_vop *regs,
                clrsetbits_le32(&regs->sys_ctrl, M_ALL_OUT_EN,
                                V_EDP_OUT_EN(1));
                break;
+       case VOP_MODE_LVDS:
+               clrsetbits_le32(&regs->sys_ctrl, M_ALL_OUT_EN,
+                               V_RGB_OUT_EN(1));
+               break;
        }
 
-       flags = V_DSP_OUT_MODE(15) |
+       if (mode == VOP_MODE_HDMI || mode == VOP_MODE_EDP)
+               /* RGBaaa */
+               mode_flags = 15;
+       else
+               /* RGB888 */
+               mode_flags = 0;
+
+       flags = V_DSP_OUT_MODE(mode_flags) |
                V_DSP_HSYNC_POL(!!(edid->flags & DISPLAY_FLAGS_HSYNC_HIGH)) |
                V_DSP_VSYNC_POL(!!(edid->flags & DISPLAY_FLAGS_VSYNC_HIGH));
 
@@ -227,7 +239,7 @@ int rk_display_init(struct udevice *dev, ulong fbbase,
 
        ret = rkclk_get_clk(CLK_NEW, &clk);
        if (!ret) {
-               ret = clk_set_periph_rate(clk, DCLK_VOP0 + vop_id,
+               ret = clk_set_periph_rate(clk, DCLK_VOP0 + remote_vop_id,
                                          timing.pixelclock.typ);
        }
        if (ret) {
-- 
1.9.1

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