Hi, Stu: On Mon, 2018-06-11 at 11:26 +0800, Stu Hsieh wrote: > This patch add the connection from RDMA1 to DPI1 > > Signed-off-by: Stu Hsieh <stu.hsieh@xxxxxxxxxxxx> > --- > drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > index fed1b5704355..4abd5dabeccf 100644 > --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > @@ -85,7 +85,9 @@ > #define RDMA0_MOUT_DSI2 0x4 > #define RDMA0_MOUT_DSI3 0x5 > #define RDMA1_MOUT_DPI0 0x2 > +#define RDMA1_MOUT_DPI1 0x3 Usually, each bit of a mout register represent a output enable. Is this value 0x3 a correct value? Regards, CK > #define DPI0_SEL_IN_RDMA1 0x1 > +#define DPI1_SEL_IN_RDMA1 (0x1 << 8) > #define COLOR1_SEL_IN_OVL1 0x1 > > #define OVL_MOUT_EN_RDMA 0x1 > @@ -171,6 +173,9 @@ static unsigned int mtk_ddp_mout_en(enum mtk_ddp_comp_id cur, > } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI0) { > *addr = DISP_REG_CONFIG_DISP_RDMA1_MOUT_EN; > value = RDMA1_MOUT_DPI0; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) { > + *addr = DISP_REG_CONFIG_DISP_RDMA1_MOUT_EN; > + value = RDMA1_MOUT_DPI1; > } else { > value = 0; > } > @@ -190,6 +195,9 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur, > } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI0) { > *addr = DISP_REG_CONFIG_DPI_SEL_IN; > value = DPI0_SEL_IN_RDMA1; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) { > + *addr = DISP_REG_CONFIG_DPI_SEL_IN; > + value = DPI1_SEL_IN_RDMA1; > } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { > *addr = DISP_REG_CONFIG_DISP_COLOR1_SEL_IN; > value = COLOR1_SEL_IN_OVL1; -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html