[RFC 02/12] fimc-lite: Adding Exynos5 compatibility to fimc-lite driver

[Shaik Ameer Basha]

This patch adds the Exynos5 soc compatibility to the fimc-lite driver.
It also adds a version checking to deal with the changes between
different fimc-lite hardware versions.

Signed-off-by: Shaik Ameer Basha <shaik.ameer at samsung.com>
---
 drivers/media/platform/s5p-fimc/fimc-lite.c |   23 +++++++++++++++++++++++
 drivers/media/platform/s5p-fimc/fimc-lite.h |    7 ++++++-
 2 files changed, 29 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/s5p-fimc/fimc-lite.c b/drivers/media/platform/s5p-fimc/fimc-lite.c
index 122cf95..eb64f87 100644
--- a/drivers/media/platform/s5p-fimc/fimc-lite.c
+++ b/drivers/media/platform/s5p-fimc/fimc-lite.c
@@ -1653,6 +1653,16 @@ static struct flite_variant fimc_lite0_variant_exynos4 = {
 	.out_width_align	= 8,
 	.win_hor_offs_align	= 2,
 	.out_hor_offs_align	= 8,
+	.version		= FLITE_VER_EXYNOS4,
+};
+
+static struct flite_variant fimc_lite0_variant_exynos5 = {
+	.max_width		= 8192,
+	.max_height		= 8192,
+	.out_width_align	= 8,
+	.win_hor_offs_align	= 2,
+	.out_hor_offs_align	= 8,
+	.version		= FLITE_VER_EXYNOS5,
 };
 
 /* EXYNOS4212, EXYNOS4412 */
@@ -1663,6 +1673,15 @@ static struct flite_drvdata fimc_lite_drvdata_exynos4 = {
 	},
 };
 
+/* EXYNOS5250 */
+static struct flite_drvdata fimc_lite_drvdata_exynos5 = {
+	.variant = {
+		[0] = &fimc_lite0_variant_exynos5,
+		[1] = &fimc_lite0_variant_exynos5,
+		[2] = &fimc_lite0_variant_exynos5,
+	},
+};
+
 static struct platform_device_id fimc_lite_driver_ids[] = {
 	{
 		.name		= "exynos-fimc-lite",
@@ -1677,6 +1696,10 @@ static const struct of_device_id flite_of_match[] = {
 		.compatible = "samsung,exynos4212-fimc-lite",
 		.data = &fimc_lite_drvdata_exynos4,
 	},
+	{
+		.compatible = "samsung,exynos5250-fimc-lite",
+		.data = &fimc_lite_drvdata_exynos5,
+	},
 	{ /* sentinel */ },
 };
 MODULE_DEVICE_TABLE(of, flite_of_match);
diff --git a/drivers/media/platform/s5p-fimc/fimc-lite.h b/drivers/media/platform/s5p-fimc/fimc-lite.h
index 66d6eeb..ef43fe0 100644
--- a/drivers/media/platform/s5p-fimc/fimc-lite.h
+++ b/drivers/media/platform/s5p-fimc/fimc-lite.h
@@ -28,7 +28,7 @@
 
 #define FIMC_LITE_DRV_NAME	"exynos-fimc-lite"
 #define FLITE_CLK_NAME		"flite"
-#define FIMC_LITE_MAX_DEVS	2
+#define FIMC_LITE_MAX_DEVS	3
 #define FLITE_REQ_BUFS_MIN	2
 
 /* Bit index definitions for struct fimc_lite::state */
@@ -49,12 +49,17 @@ enum {
 #define FLITE_SD_PAD_SOURCE_ISP	2
 #define FLITE_SD_PADS_NUM	3
 
+#define FLITE_VER_EXYNOS4	0
+#define FLITE_VER_EXYNOS5	1
+
+
 struct flite_variant {
 	unsigned short max_width;
 	unsigned short max_height;
 	unsigned short out_width_align;
 	unsigned short win_hor_offs_align;
 	unsigned short out_hor_offs_align;
+	unsigned short version;
 };
 
 struct flite_drvdata {
-- 
1.7.9.5