drm/rockchip: dsi: add px30 support

A patch from »drm/rockchip: px30 dsi support« in state Mainline for linux-kernel

From: Heiko Stuebner <heiko.stuebner@...> Date: Wed, 14 Aug 2019 14:46:34 +0200

Commit-Message

Add the compatible and GRF definitions for the PX30 soc. changes in v5: - rebased on top of 5.5-rc1 - merged with dsi timing change to prevent ordering conflicts Signed-off-by: Heiko Stuebner <heiko.stuebner@...>

Patch-Comment

.../gpu/drm/rockchip/dw-mipi-dsi-rockchip.c | 27 +++++++++++++++++++ 1 file changed, 27 insertions(+)

Statistics

  • 27 lines added
  • 0 lines removed

Changes

--------------- drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c ----------------
index f16bd1e9b633..f04b5064974d 100644
@@ -140,6 +140,12 @@
#define DW_MIPI_NEEDS_PHY_CFG_CLK BIT(0)
#define DW_MIPI_NEEDS_GRF_CLK BIT(1)
+#define PX30_GRF_PD_VO_CON1 0x0438
+#define PX30_DSI_FORCETXSTOPMODE (0xf << 7)
+#define PX30_DSI_FORCERXMODE BIT(6)
+#define PX30_DSI_TURNDISABLE BIT(5)
+#define PX30_DSI_LCDC_SEL BIT(0)
+
#define RK3288_GRF_SOC_CON6 0x025c
#define RK3288_DSI0_LCDC_SEL BIT(6)
#define RK3288_DSI1_LCDC_SEL BIT(9)
@@ -1127,6 +1133,24 @@ static int dw_mipi_dsi_rockchip_remove(struct platform_device *pdev)
return 0;
}
+static const struct rockchip_dw_dsi_chip_data px30_chip_data[] = {
+ {
+ .reg = 0xff450000,
+ .lcdsel_grf_reg = PX30_GRF_PD_VO_CON1,
+ .lcdsel_big = HIWORD_UPDATE(0, PX30_DSI_LCDC_SEL),
+ .lcdsel_lit = HIWORD_UPDATE(PX30_DSI_LCDC_SEL,
+ PX30_DSI_LCDC_SEL),
+
+ .lanecfg1_grf_reg = PX30_GRF_PD_VO_CON1,
+ .lanecfg1 = HIWORD_UPDATE(0, PX30_DSI_TURNDISABLE |
+ PX30_DSI_FORCERXMODE |
+ PX30_DSI_FORCETXSTOPMODE),
+
+ .max_data_lanes = 4,
+ },
+ { /* sentinel */ }
+};
+
static const struct rockchip_dw_dsi_chip_data rk3288_chip_data[] = {
{
.reg = 0xff960000,
@@ -1195,6 +1219,9 @@ static const struct rockchip_dw_dsi_chip_data rk3399_chip_data[] = {
static const struct of_device_id dw_mipi_dsi_rockchip_dt_ids[] = {
{
+ .compatible = "rockchip,px30-mipi-dsi",
+ .data = &px30_chip_data,
+ }, {
.compatible = "rockchip,rk3288-mipi-dsi",
.data = &rk3288_chip_data,
}, {
 
 

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