From: AngeloGioacchino Del Regno <kholk11@xxxxxxxxx>
MSM8976, MSM8976 and APQ variants have DSI version 3:10040002
(DSI 6G V1.4.2), featuring two DSIs.
They need three clocks (mdp_core, iface, bus), one GDSC and
two vregs, VDDA at 1.2V and VDDIO at 1.8V.
Signed-off-by: AngeloGioacchino Del Regno <kholk11@xxxxxxxxx>
---
drivers/gpu/drm/msm/dsi/dsi_cfg.c | 22 ++++++++++++++++++++++
drivers/gpu/drm/msm/dsi/dsi_cfg.h | 1 +
2 files changed, 23 insertions(+)
diff --git a/drivers/gpu/drm/msm/dsi/dsi_cfg.c b/drivers/gpu/drm/msm/dsi/dsi_cfg.c
index e74dc8cc904b..8364c2dc3f37 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_cfg.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_cfg.c
@@ -66,6 +66,26 @@ static const struct msm_dsi_config msm8916_dsi_cfg = {
.num_dsi = 1,
};
+static const char * const dsi_8976_bus_clk_names[] = {
+ "mdp_core", "iface", "bus",
+};
+
+static const struct msm_dsi_config msm8976_dsi_cfg = {
+ .io_offset = DSI_6G_REG_SHIFT,
+ .reg_cfg = {
+ .num = 3,
+ .regs = {
+ {"gdsc", -1, -1},
+ {"vdda", 100000, 100}, /* 1.2 V */
+ {"vddio", 100000, 100}, /* 1.8 V */
+ },
+ },
+ .bus_clk_names = dsi_8976_bus_clk_names,
+ .num_bus_clks = ARRAY_SIZE(dsi_8976_bus_clk_names),
+ .io_start = { 0x1a94000, 0x1a96000 },
+ .num_dsi = 2,
+};
+
static const struct msm_dsi_config msm8994_dsi_cfg = {
.io_offset = DSI_6G_REG_SHIFT,
.reg_cfg = {
@@ -197,6 +217,8 @@ static const struct msm_dsi_cfg_handler dsi_cfg_handlers[] = {
&msm8916_dsi_cfg, &msm_dsi_6g_host_ops},
{MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_4_1,
&msm8996_dsi_cfg, &msm_dsi_6g_host_ops},
+ {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_4_2,
+ &msm8976_dsi_cfg, &msm_dsi_6g_host_ops},
{MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V2_2_0,
&msm8998_dsi_cfg, &msm_dsi_6g_v2_host_ops},
{MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V2_2_1,
diff --git a/drivers/gpu/drm/msm/dsi/dsi_cfg.h b/drivers/gpu/drm/msm/dsi/dsi_cfg.h
index e2b7a7dfbe49..50a37ceb6a25 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_cfg.h
+++ b/drivers/gpu/drm/msm/dsi/dsi_cfg.h
@@ -17,6 +17,7 @@
#define MSM_DSI_6G_VER_MINOR_V1_3 0x10030000
#define MSM_DSI_6G_VER_MINOR_V1_3_1 0x10030001
#define MSM_DSI_6G_VER_MINOR_V1_4_1 0x10040001
+#define MSM_DSI_6G_VER_MINOR_V1_4_2 0x10040002
#define MSM_DSI_6G_VER_MINOR_V2_2_0 0x20000000
#define MSM_DSI_6G_VER_MINOR_V2_2_1 0x20020001
--
2.21.0
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