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Date:   Tue, 5 Mar 2019 10:08:11 +0000
From:   <Claudiu.Beznea@...rochip.com>
To:     <lee.jones@...aro.org>, <robh+dt@...nel.org>,
        <mark.rutland@....com>, <Nicolas.Ferre@...rochip.com>,
        <alexandre.belloni@...tlin.com>, <Ludovic.Desroches@...rochip.com>,
        <bbrezillon@...nel.org>, <airlied@...ux.ie>, <daniel@...ll.ch>,
        <thierry.reding@...il.com>
CC:     <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
        <linux-pwm@...r.kernel.org>, <Sandeep.Sheriker@...rochip.com>,
        <Claudiu.Beznea@...rochip.com>
Subject: [PATCH v2 7/7] drm: atmel-hlcdc: add sam9x60 LCD controller

From: Sandeep Sheriker Mallikarjun <sandeepsheriker.mallikarjun@...rochip.com>

Add the LCD controller for SAM9X60.

Signed-off-by: Sandeep Sheriker Mallikarjun <sandeepsheriker.mallikarjun@...rochip.com>
[claudiu.beznea@...rochip.com: add fixed_clksrc option to
 atmel_hlcdc_dc_sam9x60]
Signed-off-by: Claudiu Beznea <claudiu.beznea@...rochip.com>
---
 drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c | 101 +++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)

diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
index 8bf51f853721..fb2e7646daeb 100644
--- 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);
-- 
2.7.4

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