github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-28 17:13:52 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

drm/rockchip: dsi: Add support for rk3506

Browse Source 
The dsi controller found on RK3506 supports up to 2 lanes.

Signed-off-by: Hongming Zou <hongming.zou@rock-chips.com>
Signed-off-by: Chaoyi Chen <chaoyi.chen@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patch.msgid.link/20251106020632.92-8-kernel@airkyi.com
This commit is contained in:
Chaoyi Chen 2025-11-06 10:06:30 +08:00 committed by Heiko Stuebner
parent 7919273e49
commit cabeacc7ea
1 changed files with 20 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
View File

@ -198,6 +198,11 @@
#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
@ -1661,6 +1666,18 @@ 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,
@ -1711,6 +1728,9 @@ 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,