linux-kernel - [PATCH v7 18/29] drm/mediatek: add connection from RDMA1 to DSI2

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Message-ID: <1529482771-2153-19-git-send-email-stu.hsieh@mediatek.com>
Date:   Wed, 20 Jun 2018 16:19:20 +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 v7 18/29] drm/mediatek: add connection from RDMA1 to DSI2

This patch add the connection from RDMA1 to DSI2

Signed-off-by: Stu Hsieh <stu.hsieh@...iatek.com>
Reviewed-by: CK Hu <ck.hu@...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 90228cad051a..9cf2fcb4932a 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
@@ -28,6 +28,7 @@
 #define DISP_REG_CONFIG_DISP_UFOE_MOUT_EN	0x050
 #define DISP_REG_CONFIG_DISP_COLOR0_SEL_IN	0x084
 #define DISP_REG_CONFIG_DISP_COLOR1_SEL_IN	0x088
+#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_RDMA0_SOUT_EN	0x0c4
@@ -88,9 +89,11 @@
 #define RDMA1_SOUT_DPI0			0x2
 #define RDMA1_SOUT_DPI1			0x3
 #define RDMA1_SOUT_DSI1			0x1
+#define RDMA1_SOUT_DSI2			0x4
 #define DPI0_SEL_IN_RDMA1		0x1
 #define DPI1_SEL_IN_RDMA1		(0x1 << 8)
 #define DSI1_SEL_IN_RDMA1		0x1
+#define DSI2_SEL_IN_RDMA1		(0x1 << 16)
 #define COLOR1_SEL_IN_OVL1		0x1
 
 #define OVL_MOUT_EN_RDMA		0x1
@@ -176,6 +179,9 @@ static unsigned int mtk_ddp_mout_en(enum mtk_ddp_comp_id cur,
 	} else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) {
 		*addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN;
 		value = RDMA1_SOUT_DSI1;
+	} else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) {
+		*addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN;
+		value = RDMA1_SOUT_DSI2;
 	} else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI0) {
 		*addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN;
 		value = RDMA1_SOUT_DPI0;
@@ -207,6 +213,9 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur,
 	} else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) {
 		*addr = DISP_REG_CONFIG_DSIO_SEL_IN;
 		value = DSI1_SEL_IN_RDMA1;
+	} else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) {
+		*addr = DISP_REG_CONFIG_DSIE_SEL_IN;
+		value = DSI2_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;
-- 
2.12.5