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Subject[PATCH v2 2/7] drm/rockchip: dw_hdmi: add device type
Date
To determine type of SOC, we add a parameter dev_type.

Signed-off-by: Algea Cao <algea.cao@rock-chips.com>
---
drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 5 +++++
include/drm/bridge/dw_hdmi.h | 10 ++++++++++
2 files changed, 15 insertions(+)

diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
index 719452d..09c77f9 100644
--- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
+++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
@@ -46,6 +46,7 @@ struct rockchip_hdmi {
struct regmap *regmap;
struct drm_encoder encoder;
const struct rockchip_hdmi_chip_data *chip_data;
+ enum dw_hdmi_devtype dev_type;
struct clk *vpll_clk;
struct clk *grf_clk;
};
@@ -305,6 +306,7 @@ static const struct dw_hdmi_plat_data rk3288_hdmi_drv_data = {
.cur_ctr = rockchip_cur_ctr,
.phy_config = rockchip_phy_config,
.phy_data = &rk3288_chip_data,
+ .dev_type = RK3288_HDMI,
};

static struct rockchip_hdmi_chip_data rk3399_chip_data = {
@@ -315,6 +317,7 @@ static struct rockchip_hdmi_chip_data rk3399_chip_data = {

static const struct dw_hdmi_plat_data rk3328_hdmi_drv_data = {
.mode_valid = dw_hdmi_rockchip_mode_valid,
+ .dev_type = RK3328_HDMI,
};
static const struct dw_hdmi_plat_data rk3399_hdmi_drv_data = {
.mode_valid = dw_hdmi_rockchip_mode_valid,
@@ -322,6 +325,7 @@ static const struct dw_hdmi_plat_data rk3399_hdmi_drv_data = {
.cur_ctr = rockchip_cur_ctr,
.phy_config = rockchip_phy_config,
.phy_data = &rk3399_chip_data,
+ .dev_type = RK3399_HDMI,
};

static const struct of_device_id dw_hdmi_rockchip_dt_ids[] = {
@@ -360,6 +364,7 @@ static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master,
plat_data = match->data;
hdmi->dev = &pdev->dev;
hdmi->chip_data = plat_data->phy_data;
+ hdmi->dev_type = plat_data->dev_type;
encoder = &hdmi->encoder;

encoder->possible_crtcs = drm_of_find_possible_crtcs(drm, dev->of_node);
diff --git a/include/drm/bridge/dw_hdmi.h b/include/drm/bridge/dw_hdmi.h
index 182f832..fdb1f0a 100644
--- a/include/drm/bridge/dw_hdmi.h
+++ b/include/drm/bridge/dw_hdmi.h
@@ -92,6 +92,15 @@ enum dw_hdmi_phy_type {
DW_HDMI_PHY_VENDOR_PHY = 0xfe,
};

+enum dw_hdmi_devtype {
+ RK3228_HDMI,
+ RK3288_HDMI,
+ RK3328_HDMI,
+ RK3366_HDMI,
+ RK3368_HDMI,
+ RK3399_HDMI,
+};
+
struct dw_hdmi_mpll_config {
unsigned long mpixelclock;
struct {
@@ -124,6 +133,7 @@ struct dw_hdmi_phy_ops {

struct dw_hdmi_plat_data {
struct regmap *regm;
+ enum dw_hdmi_devtype dev_type;
enum drm_mode_status (*mode_valid)(struct drm_connector *connector,
const struct drm_display_mode *mode);
unsigned long input_bus_format;
--
2.7.4

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