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authorFabien Parent <fparent@baylibre.com>2020-09-07 12:16:47 +0200
committerJoerg Roedel <jroedel@suse.de>2020-09-18 10:28:48 +0200
commitf7f842cc1fe8a9be1916aa0ff8a52f08389bf394 (patch)
tree7f52bea0aedb0364a22db08c3102d19a754f75a9 /include/dt-bindings/memory
parentiommu/mediatek: Check 4GB mode by reading infracfg (diff)
downloadlinux-dev-f7f842cc1fe8a9be1916aa0ff8a52f08389bf394.tar.xz
linux-dev-f7f842cc1fe8a9be1916aa0ff8a52f08389bf394.zip
dt-bindings: iommu: Add binding for MediaTek MT8167 IOMMU
This commit adds IOMMU binding documentation and larb port definitions for the MT8167 SoC. Signed-off-by: Fabien Parent <fparent@baylibre.com> Acked-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20200907101649.1573134-1-fparent@baylibre.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'include/dt-bindings/memory')
-rw-r--r--include/dt-bindings/memory/mt8167-larb-port.h51
1 files changed, 51 insertions, 0 deletions
diff --git a/include/dt-bindings/memory/mt8167-larb-port.h b/include/dt-bindings/memory/mt8167-larb-port.h
new file mode 100644
index 000000000000..000fb299a408
--- /dev/null
+++ b/include/dt-bindings/memory/mt8167-larb-port.h
@@ -0,0 +1,51 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2020 MediaTek Inc.
+ * Copyright (c) 2020 BayLibre, SAS
+ * Author: Honghui Zhang <honghui.zhang@mediatek.com>
+ * Author: Fabien Parent <fparent@baylibre.com>
+ */
+#ifndef __DTS_IOMMU_PORT_MT8167_H
+#define __DTS_IOMMU_PORT_MT8167_H
+
+#define MTK_M4U_ID(larb, port) (((larb) << 5) | (port))
+
+#define M4U_LARB0_ID 0
+#define M4U_LARB1_ID 1
+#define M4U_LARB2_ID 2
+
+/* larb0 */
+#define M4U_PORT_DISP_OVL0 MTK_M4U_ID(M4U_LARB0_ID, 0)
+#define M4U_PORT_DISP_RDMA0 MTK_M4U_ID(M4U_LARB0_ID, 1)
+#define M4U_PORT_DISP_WDMA0 MTK_M4U_ID(M4U_LARB0_ID, 2)
+#define M4U_PORT_DISP_RDMA1 MTK_M4U_ID(M4U_LARB0_ID, 3)
+#define M4U_PORT_MDP_RDMA MTK_M4U_ID(M4U_LARB0_ID, 4)
+#define M4U_PORT_MDP_WDMA MTK_M4U_ID(M4U_LARB0_ID, 5)
+#define M4U_PORT_MDP_WROT MTK_M4U_ID(M4U_LARB0_ID, 6)
+#define M4U_PORT_DISP_FAKE MTK_M4U_ID(M4U_LARB0_ID, 7)
+
+/* larb1*/
+#define M4U_PORT_CAM_IMGO MTK_M4U_ID(M4U_LARB1_ID, 0)
+#define M4U_PORT_CAM_IMG2O MTK_M4U_ID(M4U_LARB1_ID, 1)
+#define M4U_PORT_CAM_LSCI MTK_M4U_ID(M4U_LARB1_ID, 2)
+#define M4U_PORT_CAM_ESFKO MTK_M4U_ID(M4U_LARB1_ID, 3)
+#define M4U_PORT_CAM_AAO MTK_M4U_ID(M4U_LARB1_ID, 4)
+#define M4U_PORT_VENC_REC MTK_M4U_ID(M4U_LARB1_ID, 5)
+#define M4U_PORT_VENC_BSDMA MTK_M4U_ID(M4U_LARB1_ID, 6)
+#define M4U_PORT_VENC_RD_COMV MTK_M4U_ID(M4U_LARB1_ID, 7)
+#define M4U_PORT_CAM_IMGI MTK_M4U_ID(M4U_LARB1_ID, 8)
+#define M4U_PORT_VENC_CUR_LUMA MTK_M4U_ID(M4U_LARB1_ID, 9)
+#define M4U_PORT_VENC_CUR_CHROMA MTK_M4U_ID(M4U_LARB1_ID, 10)
+#define M4U_PORT_VENC_REF_LUMA MTK_M4U_ID(M4U_LARB1_ID, 11)
+#define M4U_PORT_VENC_REF_CHROMA MTK_M4U_ID(M4U_LARB1_ID, 12)
+
+/* larb2*/
+#define M4U_PORT_HW_VDEC_MC_EXT MTK_M4U_ID(M4U_LARB2_ID, 0)
+#define M4U_PORT_HW_VDEC_PP_EXT MTK_M4U_ID(M4U_LARB2_ID, 1)
+#define M4U_PORT_HW_VDEC_VLD_EXT MTK_M4U_ID(M4U_LARB2_ID, 2)
+#define M4U_PORT_HW_VDEC_AVC_MV_EXT MTK_M4U_ID(M4U_LARB2_ID, 3)
+#define M4U_PORT_HW_VDEC_PRED_RD_EXT MTK_M4U_ID(M4U_LARB2_ID, 4)
+#define M4U_PORT_HW_VDEC_PRED_WR_EXT MTK_M4U_ID(M4U_LARB2_ID, 5)
+#define M4U_PORT_HW_VDEC_PPWRAP_EXT MTK_M4U_ID(M4U_LARB2_ID, 6)
+
+#endif