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/Linux-v5.15/Documentation/devicetree/bindings/display/mediatek/
Dmediatek,disp.txt26 Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml.
29 - compatible: "mediatek,<chip>-disp-<function>", one of
30 "mediatek,<chip>-disp-ovl" - overlay (4 layers, blending, csc)
31 "mediatek,<chip>-disp-ovl-2l" - overlay (2 layers, blending, csc)
32 "mediatek,<chip>-disp-rdma" - read DMA / line buffer
33 "mediatek,<chip>-disp-wdma" - write DMA
34 "mediatek,<chip>-disp-ccorr" - color correction
35 "mediatek,<chip>-disp-color" - color processor
36 "mediatek,<chip>-disp-dither" - dither
37 "mediatek,<chip>-disp-aal" - adaptive ambient light controller
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Dmediatek,dpi.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/mediatek/mediatek,dpi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: mediatek DPI Controller Device Tree Bindings
10 - CK Hu <ck.hu@mediatek.com>
11 - Jitao shi <jitao.shi@mediatek.com>
14 The Mediatek DPI function block is a sink of the display subsystem and
15 provides 8-bit RGB/YUV444 or 8/10/10-bit YUV422 pixel data on a parallel
21 - mediatek,mt2701-dpi
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Dmediatek,hdmi.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - CK Hu <ck.hu@mediatek.com>
11 - Jitao shi <jitao.shi@mediatek.com>
20 - mediatek,mt2701-hdmi
21 - mediatek,mt7623-hdmi
22 - mediatek,mt8167-hdmi
23 - mediatek,mt8173-hdmi
33 - description: Pixel Clock
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/Linux-v5.15/drivers/gpu/drm/mediatek/
Dmtk_drm_drv.c1 // SPDX-License-Identifier: GPL-2.0-only
13 #include <linux/dma-mapping.h>
49 if (info->num_planes != 1) in mtk_drm_mode_fb_create()
50 return ERR_PTR(-EINVAL); in mtk_drm_mode_fb_create()
207 struct mtk_drm_private *private = drm->dev_private; in mtk_drm_kms_init()
214 return -EPROBE_DEFER; in mtk_drm_kms_init()
216 pdev = of_find_device_by_node(private->mutex_node); in mtk_drm_kms_init()
218 dev_err(drm->dev, "Waiting for disp-mutex device %pOF\n", in mtk_drm_kms_init()
219 private->mutex_node); in mtk_drm_kms_init()
220 of_node_put(private->mutex_node); in mtk_drm_kms_init()
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Dmtk_dpi.c1 // SPDX-License-Identifier: GPL-2.0-only
130 static void mtk_dpi_mask(struct mtk_dpi *dpi, u32 offset, u32 val, u32 mask) in mtk_dpi_mask() argument
132 u32 tmp = readl(dpi->regs + offset) & ~mask; in mtk_dpi_mask()
135 writel(tmp, dpi->regs + offset); in mtk_dpi_mask()
138 static void mtk_dpi_sw_reset(struct mtk_dpi *dpi, bool reset) in mtk_dpi_sw_reset() argument
140 mtk_dpi_mask(dpi, DPI_RET, reset ? RST : 0, RST); in mtk_dpi_sw_reset()
143 static void mtk_dpi_enable(struct mtk_dpi *dpi) in mtk_dpi_enable() argument
145 mtk_dpi_mask(dpi, DPI_EN, EN, EN); in mtk_dpi_enable()
148 static void mtk_dpi_disable(struct mtk_dpi *dpi) in mtk_dpi_disable() argument
150 mtk_dpi_mask(dpi, DPI_EN, 0, EN); in mtk_dpi_disable()
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Dmtk_disp_rdma.c1 // SPDX-License-Identifier: GPL-2.0-only
12 #include <linux/soc/mediatek/mtk-cmdq.h>
49 #define RDMA_FIFO_SIZE(rdma) ((rdma)->data->fifo_size)
59 * struct mtk_disp_rdma - DISP_RDMA driver structure
77 writel(0x0, priv->regs + DISP_REG_RDMA_INT_STATUS); in mtk_disp_rdma_irq_handler()
79 if (!priv->vblank_cb) in mtk_disp_rdma_irq_handler()
82 priv->vblank_cb(priv->vblank_cb_data); in mtk_disp_rdma_irq_handler()
91 unsigned int tmp = readl(rdma->regs + reg); in rdma_update_bits()
94 writel(tmp, rdma->regs + reg); in rdma_update_bits()
103 rdma->vblank_cb = vblank_cb; in mtk_rdma_enable_vblank()
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Dmtk_hdmi.c1 // SPDX-License-Identifier: GPL-2.0-only
7 #include <linux/arm-smccc.h>
25 #include <sound/hdmi-codec.h>
193 return readl(hdmi->regs + offset); in mtk_hdmi_read()
198 writel(val, hdmi->regs + offset); in mtk_hdmi_write()
203 void __iomem *reg = hdmi->regs + offset; in mtk_hdmi_clear_bits()
213 void __iomem *reg = hdmi->regs + offset; in mtk_hdmi_set_bits()
223 void __iomem *reg = hdmi->regs + offset; in mtk_hdmi_mask()
242 * MT8173 HDMI hardware has an output control bit to enable/disable HDMI in mtk_hdmi_hw_make_reg_writable()
247 if (hdmi->conf && hdmi->conf->tz_disabled) in mtk_hdmi_hw_make_reg_writable()
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/Linux-v5.15/arch/arm/boot/dts/
Dmt7623n.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright © 2017-2020 MediaTek Inc.
10 #include <dt-bindings/memory/mt2701-larb-port.h>
19 compatible = "mediatek,mt7623-g3dsys",
20 "mediatek,mt2701-g3dsys",
23 #clock-cells = <1>;
24 #reset-cells = <1>;
28 compatible = "mediatek,mt7623-mali", "arm,mali-450";
41 interrupt-names = "gp", "gpmmu", "pp0", "ppmmu0", "pp1",
46 clock-names = "bus", "core";
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/Linux-v5.15/arch/arm64/boot/dts/mediatek/
Dmt8173.dtsi14 #include <dt-bindings/clock/mt8173-clk.h>
15 #include <dt-bindings/interrupt-controller/irq.h>
16 #include <dt-bindings/interrupt-controller/arm-gic.h>
17 #include <dt-bindings/memory/mt8173-larb-port.h>
18 #include <dt-bindings/phy/phy.h>
19 #include <dt-bindings/power/mt8173-power.h>
20 #include <dt-bindings/reset/mt8173-resets.h>
21 #include <dt-bindings/gce/mt8173-gce.h>
22 #include <dt-bindings/thermal/thermal.h>
23 #include "mt8173-pinfunc.h"
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/Linux-v5.15/drivers/clk/mediatek/
Dclk-mt8173.c1 // SPDX-License-Identifier: GPL-2.0-only
11 #include "clk-mtk.h"
12 #include "clk-gate.h"
13 #include "clk-cpumux.h"
15 #include <dt-bindings/clock/mt8173-clk.h>
574 * clock so the dpi driver can have full control over PLL and divider.
829 clk_prepare_enable(mt8173_pll_clk_data->clks[CLK_APMIXED_ARMCA15PLL]); in mtk_clk_enable_critical()
830 clk_prepare_enable(mt8173_pll_clk_data->clks[CLK_APMIXED_ARMCA7PLL]); in mtk_clk_enable_critical()
831 clk_prepare_enable(mt8173_top_clk_data->clks[CLK_TOP_MEM_SEL]); in mtk_clk_enable_critical()
832 clk_prepare_enable(mt8173_top_clk_data->clks[CLK_TOP_DDRPHYCFG_SEL]); in mtk_clk_enable_critical()
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