linux-kernel - [PATCH 18/28] drm/mediatek: add connection from RDMA2 to DPI0

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Message-ID: <1528687580-549-19-git-send-email-stu.hsieh@mediatek.com>
Date:   Mon, 11 Jun 2018 11:26:10 +0800
From:   Stu Hsieh <stu.hsieh@...iatek.com>
To:     CK Hu <ck.hu@...iatek.com>, Philipp Zabel <p.zabel@...gutronix.de>
CC:     David Airlie <airlied@...ux.ie>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        <dri-devel@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <srv_heupstream@...iatek.com>, Stu Hsieh <stu.hsieh@...iatek.com>
Subject: [PATCH 18/28] drm/mediatek: add connection from RDMA2 to DPI0

This patch add the connection from RDMA2 to DPI0

Signed-off-by: Stu Hsieh <stu.hsieh@...iatek.com>
---
 drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
index a5cee4b7f908..31a0832ef9ec 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
@@ -31,6 +31,7 @@
 #define DISP_REG_CONFIG_DSIE_SEL_IN		0x0a4
 #define DISP_REG_CONFIG_DSIO_SEL_IN		0x0a8
 #define DISP_REG_CONFIG_DPI_SEL_IN		0x0ac
+#define DISP_REG_CONFIG_DISP_RDMA2_SOUT		0x0b8
 #define DISP_REG_CONFIG_DISP_RDMA0_MOUT_EN	0x0c4
 #define DISP_REG_CONFIG_DISP_RDMA1_MOUT_EN	0x0c8
 #define DISP_REG_CONFIG_MMSYS_CG_CON0		0x100
@@ -91,7 +92,9 @@
 #define RDMA1_MOUT_DSI3			0x5
 #define RDMA1_MOUT_DPI0			0x2
 #define RDMA1_MOUT_DPI1			0x3
+#define RDMA2_MOUT_DPI0			0x2
 #define DPI0_SEL_IN_RDMA1		0x1
+#define DPI0_SEL_IN_RDMA2		0x3
 #define DPI1_SEL_IN_RDMA1		(0x1 << 8)
 #define DSI1_SEL_IN_RDMA1		0x1
 #define DSI2_SEL_IN_RDMA1		(0x1 << 16)
@@ -193,6 +196,9 @@ static unsigned int mtk_ddp_mout_en(enum mtk_ddp_comp_id cur,
 	} else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) {
 		*addr = DISP_REG_CONFIG_DISP_RDMA1_MOUT_EN;
 		value = RDMA1_MOUT_DPI1;
+	} else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) {
+		*addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT;
+		value = RDMA2_MOUT_DPI0;
 	} else {
 		value = 0;
 	}
@@ -224,6 +230,9 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur,
 	} else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) {
 		*addr = DISP_REG_CONFIG_DSIO_SEL_IN;
 		value = DSI3_SEL_IN_RDMA1;
+	} else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) {
+		*addr = DISP_REG_CONFIG_DPI_SEL_IN;
+		value = DPI0_SEL_IN_RDMA2;
 	} else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) {
 		*addr = DISP_REG_CONFIG_DISP_COLOR1_SEL_IN;
 		value = COLOR1_SEL_IN_OVL1;
-- 
2.12.5