fbdev: sh_mipi_dsi: use platform provided register layout and values

Different sh-mobile SoCs have variations in their MIPI DSI register layouts,
besides, different LCD panels require different configuration parameters. This
patch switches the driver to use platform-provided MIPI DSI parameters.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 11 insertions, 5 deletions

diff --git a/drivers/video/sh_mipi_dsi.c b/drivers/video/sh_mipi_dsi.c
index 23231279c387..24640c8458ab 100644
--- a/drivers/video/sh_mipi_dsi.c
+++ b/drivers/video/sh_mipi_dsi.c
@@ -150,8 +150,7 @@ static int __init sh_mipi_setup(struct sh_mipi *mipi,
 {
         void __iomem *base = mipi->base;
         struct sh_mobile_lcdc_chan_cfg *ch = pdata->lcd_chan;
-        u32 pctype, datatype, pixfmt;
-        u32 linelength;
+        u32 pctype, datatype, pixfmt, linelength, vmctr2 = 0x00e00000;
         bool yuv;
 
         /*
@@ -308,17 +307,24 @@ static int __init sh_mipi_setup(struct sh_mipi *mipi,
          */
         iowrite32(0x00000006, mipi->linkbase + DTCTR);
         /* VSYNC width = 2 (<< 17) */
-        iowrite32(0x00040000 | (pctype << 12) | datatype,
+        iowrite32((ch->lcd_cfg[0].vsync_len << pdata->vsynw_offset) |
+                  (pdata->clksrc << 16) | (pctype << 12) | datatype,
                   mipi->linkbase + VMCTR1);
+
         /*
          * Non-burst mode with sync pulses: VSE and HSE are output,
          * HSA period allowed, no commands in LP
          */
-        iowrite32(0x00e00000, mipi->linkbase + VMCTR2);
+        if (pdata->flags & SH_MIPI_DSI_HSABM)
+                vmctr2 |= 0x20;
+        if (pdata->flags & SH_MIPI_DSI_HSPBM)
+                vmctr2 |= 0x10;
+        iowrite32(vmctr2, mipi->linkbase + VMCTR2);
+
         /*
          * 0x660 = 1632 bytes per line (RGB24, 544 pixels: see
          * sh_mobile_lcdc_info.ch[0].lcd_cfg[0].xres), HSALEN = 1 - default
-         * (unused, since VMCTR2[HSABM] = 0)
+         * (unused if VMCTR2[HSABM] = 0)
          */
         iowrite32(1 | (linelength << 16), mipi->linkbase + VMLEN1);