drm/msm/dsi: Add dsi_cfg for APQ8064

Add a dsi_cfg entry for APQ8064. Since this is the first DSIv2 chip to
be supported, add a list of bus clocks that are required by the DSIv2
block.

Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>

2 files changed, 18 insertions, 3 deletions

diff --git a/drivers/gpu/drm/msm/dsi/dsi_cfg.c b/drivers/gpu/drm/msm/dsi/dsi_cfg.c
index c40044f8a6c0..2a827d8093a2 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_cfg.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_cfg.c
@@ -13,9 +13,22 @@
 
 #include "dsi_cfg.h"
 
-/* DSI v2 has not been supported by now */
-static const struct msm_dsi_config dsi_v2_cfg = {
+static const char * const dsi_v2_bus_clk_names[] = {
+        "core_mmss_clk", "iface_clk", "bus_clk",
+};
+
+static const struct msm_dsi_config apq8064_dsi_cfg = {
         .io_offset = 0,
+        .reg_cfg = {
+                .num = 3,
+                .regs = {
+                        {"vdda", 1200000, 1200000, 100000, 100},
+                        {"avdd", 3000000, 3000000, 110000, 100},
+                        {"vddio", 1800000, 1800000, 100000, 100},
+                },
+        },
+        .bus_clk_names = dsi_v2_bus_clk_names,
+        .num_bus_clks = ARRAY_SIZE(dsi_v2_bus_clk_names),
 };
 
 static const char * const dsi_6g_bus_clk_names[] = {
@@ -75,7 +88,7 @@ static const struct msm_dsi_config msm8994_dsi_cfg = {
 };
 
 static const struct msm_dsi_cfg_handler dsi_cfg_handlers[] = {
-        {MSM_DSI_VER_MAJOR_V2, U32_MAX, &dsi_v2_cfg},
+        {MSM_DSI_VER_MAJOR_V2, MSM_DSI_V2_VER_MINOR_8064, &apq8064_dsi_cfg},
         {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_0,
                                                 &msm8974_apq8084_dsi_cfg},
         {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_1,
diff --git a/drivers/gpu/drm/msm/dsi/dsi_cfg.h b/drivers/gpu/drm/msm/dsi/dsi_cfg.h
index 5a36836dd6fc..a68c836744a3 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_cfg.h
+++ b/drivers/gpu/drm/msm/dsi/dsi_cfg.h
@@ -25,6 +25,8 @@
 #define MSM_DSI_6G_VER_MINOR_V1_3       0x10030000
 #define MSM_DSI_6G_VER_MINOR_V1_3_1     0x10030001
 
+#define MSM_DSI_V2_VER_MINOR_8064       0x0
+
 #define DSI_6G_REG_SHIFT        4
 
 struct msm_dsi_config {