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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org From: Chaoyi Chen The dsi controller found on RK3506 supports up to 2 lanes. Signed-off-by: Hongming Zou Signed-off-by: Chaoyi Chen --- .../gpu/drm/rockchip/dw-mipi-dsi-rockchip.c | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c index 5523911b990d..06e58cf287d3 100644 --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c @@ -192,6 +192,11 @@ #define RK3568_DSI0_TURNDISABLE BIT(2) #define RK3568_DSI0_FORCERXMODE BIT(0) +#define RK3506_SYS_GRF_SOC_CON6 0x0018 +#define RK3506_DSI_FORCETXSTOPMODE (0xf << 4) +#define RK3506_DSI_TURNDISABLE BIT(2) +#define RK3506_DSI_FORCERXMODE BIT(0) + /* * Note these registers do not appear in the datasheet, they are * however present in the BSP driver which is where these values @@ -1643,6 +1648,18 @@ static const struct rockchip_dw_dsi_chip_data rk3399_chip_data[] = { { /* sentinel */ } }; +static const struct rockchip_dw_dsi_chip_data rk3506_chip_data[] = { + { + .reg = 0xff640000, + .lanecfg1_grf_reg = RK3506_SYS_GRF_SOC_CON6, + .lanecfg1 = (FIELD_PREP_WM16_CONST(RK3506_DSI_TURNDISABLE, 0) | + FIELD_PREP_WM16_CONST(RK3506_DSI_FORCERXMODE, 0) | + FIELD_PREP_WM16_CONST(RK3506_DSI_FORCETXSTOPMODE, 0)), + .max_data_lanes = 2, + }, + { /* sentinel */ } +}; + static const struct rockchip_dw_dsi_chip_data rk3568_chip_data[] = { { .reg = 0xfe060000, @@ -1690,6 +1707,9 @@ static const struct of_device_id dw_mipi_dsi_rockchip_dt_ids[] = { }, { .compatible = "rockchip,rk3399-mipi-dsi", .data = &rk3399_chip_data, + }, { + .compatible = "rockchip,rk3506-mipi-dsi", + .data = &rk3506_chip_data, }, { .compatible = "rockchip,rk3568-mipi-dsi", .data = &rk3568_chip_data, -- 2.51.1 _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip