drm: atmel-hlcdc: add sam9x60 LCD controller

Add the LCD controller for SAM9X60.

Signed-off-by: Sandeep Sheriker Mallikarjun <sandeepsheriker.mallikarjun@microchip.com>
[claudiu.beznea@microchip.com: add fixed_clksrc option to
 atmel_hlcdc_dc_sam9x60]
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1556195748-11106-6-git-send-email-claudiu.beznea@microchip.com

diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
index 8bf51f8..fb2e764 100644 (file)
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
@@ -364,6 +364,103 @@ static const struct atmel_hlcdc_dc_desc atmel_hlcdc_dc_sama5d4 = {
        .nlayers = ARRAY_SIZE(atmel_hlcdc_sama5d4_layers),
        .layers = atmel_hlcdc_sama5d4_layers,
 };
+
+static const struct atmel_hlcdc_layer_desc atmel_hlcdc_sam9x60_layers[] = {
+       {
+               .name = "base",
+               .formats = &atmel_hlcdc_plane_rgb_formats,
+               .regs_offset = 0x60,
+               .id = 0,
+               .type = ATMEL_HLCDC_BASE_LAYER,
+               .cfgs_offset = 0x2c,
+               .layout = {
+                       .xstride = { 2 },
+                       .default_color = 3,
+                       .general_config = 4,
+                       .disc_pos = 5,
+                       .disc_size = 6,
+               },
+               .clut_offset = 0x600,
+       },
+       {
+               .name = "overlay1",
+               .formats = &atmel_hlcdc_plane_rgb_formats,
+               .regs_offset = 0x160,
+               .id = 1,
+               .type = ATMEL_HLCDC_OVERLAY_LAYER,
+               .cfgs_offset = 0x2c,
+               .layout = {
+                       .pos = 2,
+                       .size = 3,
+                       .xstride = { 4 },
+                       .pstride = { 5 },
+                       .default_color = 6,
+                       .chroma_key = 7,
+                       .chroma_key_mask = 8,
+                       .general_config = 9,
+               },
+               .clut_offset = 0xa00,
+       },
+       {
+               .name = "overlay2",
+               .formats = &atmel_hlcdc_plane_rgb_formats,
+               .regs_offset = 0x260,
+               .id = 2,
+               .type = ATMEL_HLCDC_OVERLAY_LAYER,
+               .cfgs_offset = 0x2c,
+               .layout = {
+                       .pos = 2,
+                       .size = 3,
+                       .xstride = { 4 },
+                       .pstride = { 5 },
+                       .default_color = 6,
+                       .chroma_key = 7,
+                       .chroma_key_mask = 8,
+                       .general_config = 9,
+               },
+               .clut_offset = 0xe00,
+       },
+       {
+               .name = "high-end-overlay",
+               .formats = &atmel_hlcdc_plane_rgb_and_yuv_formats,
+               .regs_offset = 0x360,
+               .id = 3,
+               .type = ATMEL_HLCDC_OVERLAY_LAYER,
+               .cfgs_offset = 0x4c,
+               .layout = {
+                       .pos = 2,
+                       .size = 3,
+                       .memsize = 4,
+                       .xstride = { 5, 7 },
+                       .pstride = { 6, 8 },
+                       .default_color = 9,
+                       .chroma_key = 10,
+                       .chroma_key_mask = 11,
+                       .general_config = 12,
+                       .scaler_config = 13,
+                       .phicoeffs = {
+                               .x = 17,
+                               .y = 33,
+                       },
+                       .csc = 14,
+               },
+               .clut_offset = 0x1200,
+       },
+};
+
+static const struct atmel_hlcdc_dc_desc atmel_hlcdc_dc_sam9x60 = {
+       .min_width = 0,
+       .min_height = 0,
+       .max_width = 2048,
+       .max_height = 2048,
+       .max_spw = 0xff,
+       .max_vpw = 0xff,
+       .max_hpw = 0x3ff,
+       .fixed_clksrc = true,
+       .nlayers = ARRAY_SIZE(atmel_hlcdc_sam9x60_layers),
+       .layers = atmel_hlcdc_sam9x60_layers,
+};
+
 static const struct of_device_id atmel_hlcdc_of_match[] = {
        {
                .compatible = "atmel,at91sam9n12-hlcdc",
@@ -385,6 +482,10 @@ static const struct of_device_id atmel_hlcdc_of_match[] = {
                .compatible = "atmel,sama5d4-hlcdc",
                .data = &atmel_hlcdc_dc_sama5d4,
        },
+       {
+               .compatible = "microchip,sam9x60-hlcdc",
+               .data = &atmel_hlcdc_dc_sam9x60,
+       },
        { /* sentinel */ },
 };
 MODULE_DEVICE_TABLE(of, atmel_hlcdc_of_match);