drm/exynos: rotator: Add support for s5pv210

This commit adds support for s5pv210.
Currently only NV12 and XRGB8888 formats are supported.
It was tested by using tool from
https://www.spinics.net/lists/linux-samsung-soc/msg60498.html

Signed-off-by: Paweł Chmiel <pawel.mikolaj.chmiel@gmail.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

diff --git a/drivers/gpu/drm/exynos/exynos_drm_rotator.c b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
index 8d67b2a..05abfed 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_rotator.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
@@ -356,6 +356,11 @@ static int rotator_runtime_resume(struct device *dev)
 }
 #endif
 
+static const struct drm_exynos_ipp_limit rotator_s5pv210_rbg888_limits[] = {
+       { IPP_SIZE_LIMIT(BUFFER, .h = { 8, SZ_16K }, .v = { 8, SZ_16K }) },
+       { IPP_SIZE_LIMIT(AREA, .h.align = 2, .v.align = 2) },
+};
+
 static const struct drm_exynos_ipp_limit rotator_4210_rbg888_limits[] = {
        { IPP_SIZE_LIMIT(BUFFER, .h = { 8, SZ_16K }, .v = { 8, SZ_16K }) },
        { IPP_SIZE_LIMIT(AREA, .h.align = 4, .v.align = 4) },
@@ -371,6 +376,11 @@ static const struct drm_exynos_ipp_limit rotator_5250_rbg888_limits[] = {
        { IPP_SIZE_LIMIT(AREA, .h.align = 2, .v.align = 2) },
 };
 
+static const struct drm_exynos_ipp_limit rotator_s5pv210_yuv_limits[] = {
+       { IPP_SIZE_LIMIT(BUFFER, .h = { 32, SZ_64K }, .v = { 32, SZ_64K }) },
+       { IPP_SIZE_LIMIT(AREA, .h.align = 8, .v.align = 8) },
+};
+
 static const struct drm_exynos_ipp_limit rotator_4210_yuv_limits[] = {
        { IPP_SIZE_LIMIT(BUFFER, .h = { 32, SZ_64K }, .v = { 32, SZ_64K }) },
        { IPP_SIZE_LIMIT(AREA, .h.align = 8, .v.align = 8) },
@@ -381,6 +391,11 @@ static const struct drm_exynos_ipp_limit rotator_4412_yuv_limits[] = {
        { IPP_SIZE_LIMIT(AREA, .h.align = 8, .v.align = 8) },
 };
 
+static const struct exynos_drm_ipp_formats rotator_s5pv210_formats[] = {
+       { IPP_SRCDST_FORMAT(XRGB8888, rotator_s5pv210_rbg888_limits) },
+       { IPP_SRCDST_FORMAT(NV12, rotator_s5pv210_yuv_limits) },
+};
+
 static const struct exynos_drm_ipp_formats rotator_4210_formats[] = {
        { IPP_SRCDST_FORMAT(XRGB8888, rotator_4210_rbg888_limits) },
        { IPP_SRCDST_FORMAT(NV12, rotator_4210_yuv_limits) },
@@ -396,6 +411,11 @@ static const struct exynos_drm_ipp_formats rotator_5250_formats[] = {
        { IPP_SRCDST_FORMAT(NV12, rotator_4412_yuv_limits) },
 };
 
+static const struct rot_variant rotator_s5pv210_data = {
+       .formats = rotator_s5pv210_formats,
+       .num_formats = ARRAY_SIZE(rotator_s5pv210_formats),
+};
+
 static const struct rot_variant rotator_4210_data = {
        .formats = rotator_4210_formats,
        .num_formats = ARRAY_SIZE(rotator_4210_formats),
@@ -413,6 +433,9 @@ static const struct rot_variant rotator_5250_data = {
 
 static const struct of_device_id exynos_rotator_match[] = {
        {
+               .compatible = "samsung,s5pv210-rotator",
+               .data = &rotator_s5pv210_data,
+       }, {
                .compatible = "samsung,exynos4210-rotator",
                .data = &rotator_4210_data,
        }, {