drm/exynos: mipi-dsi: add Exynos3 SoC support

This patch adds Exynos3250/3472 SoCs support.

Signed-off-by: Inki Dae <inki.dae@samsung.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>

2 files changed, 9 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/video/exynos_dsim.txt b/Documentation/devicetree/bindings/video/exynos_dsim.txt
index 31036c667d54..e74243b4b317 100644
--- a/Documentation/devicetree/bindings/video/exynos_dsim.txt
+++ b/Documentation/devicetree/bindings/video/exynos_dsim.txt
@@ -2,6 +2,7 @@ Exynos MIPI DSI Master
 
 Required properties:
   - compatible: value should be one of the following
+                "samsung,exynos3250-mipi-dsi" /* for Exynos3250/3472 SoCs */
                 "samsung,exynos4210-mipi-dsi" /* for Exynos4 SoCs */
                 "samsung,exynos5410-mipi-dsi" /* for Exynos5410/5420/5440 SoCs */
   - reg: physical base address and length of the registers set for the device
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
index 670c2f9be31c..0065a5a8c786 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
@@ -304,6 +304,12 @@ struct exynos_dsi {
 #define host_to_dsi(host) container_of(host, struct exynos_dsi, dsi_host)
 #define connector_to_dsi(c) container_of(c, struct exynos_dsi, connector)
 
+static struct exynos_dsi_driver_data exynos3_dsi_driver_data = {
+        .plltmr_reg = 0x50,
+        .has_freqband = 1,
+        .has_clklane_stop = 1,
+};
+
 static struct exynos_dsi_driver_data exynos4_dsi_driver_data = {
         .plltmr_reg = 0x50,
         .has_freqband = 1,
@@ -315,6 +321,8 @@ static struct exynos_dsi_driver_data exynos5_dsi_driver_data = {
 };
 
 static struct of_device_id exynos_dsi_of_match[] = {
+        { .compatible = "samsung,exynos3250-mipi-dsi",
+          .data = &exynos3_dsi_driver_data },
         { .compatible = "samsung,exynos4210-mipi-dsi",
           .data = &exynos4_dsi_driver_data },
         { .compatible = "samsung,exynos5410-mipi-dsi",