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drm/rockchip: dsi: Add support for RK3368

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RK3368 has DesignWare MIPI DSI controller and an external inno D-PHY.

Signed-off-by: WeiHao Li <cn.liweihao@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://lore.kernel.org/r/20250905025632.222422-2-cn.liweihao@gmail.com
This commit is contained in:
WeiHao Li
2025-09-05 10:56:25 +08:00
committed by Heiko Stuebner
parent 2b756d321b
commit 6dd6949c76
1 changed files with 20 additions and 0 deletions
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20
drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
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@@ -163,6 +163,11 @@
#define RK3288_DSI0_LCDC_SEL BIT(6)
#define RK3288_DSI1_LCDC_SEL BIT(9)
#define RK3368_GRF_SOC_CON7 0x41c
#define RK3368_DSI_FORCETXSTOPMODE (0xf << 7)
#define RK3368_DSI_FORCERXMODE BIT(6)
#define RK3368_DSI_TURNDISABLE BIT(5)
#define RK3399_GRF_SOC_CON20 0x6250
#define RK3399_DSI0_LCDC_SEL BIT(0)
#define RK3399_DSI1_LCDC_SEL BIT(4)
@@ -1528,6 +1533,18 @@ static const struct rockchip_dw_dsi_chip_data rk3288_chip_data[] = {
{ /* sentinel */ }
};
static const struct rockchip_dw_dsi_chip_data rk3368_chip_data[] = {
{
.reg = 0xff960000,
.lanecfg1_grf_reg = RK3368_GRF_SOC_CON7,
.lanecfg1 = FIELD_PREP_WM16_CONST((RK3368_DSI_TURNDISABLE |
RK3368_DSI_FORCETXSTOPMODE |
RK3368_DSI_FORCERXMODE), 0),
.max_data_lanes = 4,
},
{ /* sentinel */ }
};
static int rk3399_dphy_tx1rx1_init(struct phy *phy)
{
struct dw_mipi_dsi_rockchip *dsi = phy_get_drvdata(phy);
@@ -1687,6 +1704,9 @@ static const struct of_device_id dw_mipi_dsi_rockchip_dt_ids[] = {
}, {
.compatible = "rockchip,rk3288-mipi-dsi",
.data = &rk3288_chip_data,
}, {
.compatible = "rockchip,rk3368-mipi-dsi",
.data = &rk3368_chip_data,
}, {
.compatible = "rockchip,rk3399-mipi-dsi",
.data = &rk3399_chip_data,