clk: mediatek: add driver for MT8365 SoC

Fabo · bebarino · commit d46adccb7966 · 2022-09-30T15:08:16.000-07:00
Add clock drivers for MT8365 SoC. Signed-off-by: Fabien Parent <fparent@baylibre.com> Signed-off-by: Markus Schneider-Pargmann <msp@baylibre.com> Link: https://lore.kernel.org/r/20220822152652.3499972-5-msp@baylibre.com Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Stephen Boyd <sboyd@kernel.org>
diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig
@@ -645,6 +645,56 @@ config COMMON_CLK_MT8195
         help
           This driver supports MediaTek MT8195 clocks.
 
+config COMMON_CLK_MT8365
+	tristate "Clock driver for MediaTek MT8365"
+	depends on ARCH_MEDIATEK || COMPILE_TEST
+	select COMMON_CLK_MEDIATEK
+	default ARCH_MEDIATEK && ARM64
+	help
+	  This driver supports MediaTek MT8365 basic clocks.
+
+config COMMON_CLK_MT8365_APU
+	tristate "Clock driver for MediaTek MT8365 apu"
+	depends on COMMON_CLK_MT8365
+	default COMMON_CLK_MT8365
+	help
+	  This driver supports MediaTek MT8365 apu clocks.
+
+config COMMON_CLK_MT8365_CAM
+	tristate "Clock driver for MediaTek MT8365 cam"
+	depends on COMMON_CLK_MT8365
+	default COMMON_CLK_MT8365
+	help
+	  This driver supports MediaTek MT8365 cam clocks.
+
+config COMMON_CLK_MT8365_MFG
+	tristate "Clock driver for MediaTek MT8365 mfg"
+	depends on COMMON_CLK_MT8365
+	default COMMON_CLK_MT8365
+	help
+	  This driver supports MediaTek MT8365 mfg clocks.
+
+config COMMON_CLK_MT8365_MMSYS
+	tristate "Clock driver for MediaTek MT8365 mmsys"
+	depends on COMMON_CLK_MT8365
+	default COMMON_CLK_MT8365
+	help
+	  This driver supports MediaTek MT8365 mmsys clocks.
+
+config COMMON_CLK_MT8365_VDEC
+	tristate "Clock driver for MediaTek MT8365 vdec"
+	depends on COMMON_CLK_MT8365
+	default COMMON_CLK_MT8365
+	help
+	  This driver supports MediaTek MT8365 vdec clocks.
+
+config COMMON_CLK_MT8365_VENC
+	tristate "Clock driver for MediaTek MT8365 venc"
+	depends on COMMON_CLK_MT8365
+	default COMMON_CLK_MT8365
+	help
+	  This driver supports MediaTek MT8365 venc clocks.
+
 config COMMON_CLK_MT8516
 	bool "Clock driver for MediaTek MT8516"
 	depends on ARCH_MEDIATEK || COMPILE_TEST
diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile
@@ -103,5 +103,12 @@ obj-$(CONFIG_COMMON_CLK_MT8195) += clk-mt8195-apmixedsys.o clk-mt8195-topckgen.o
 				   clk-mt8195-venc.o clk-mt8195-vpp0.o clk-mt8195-vpp1.o \
 				   clk-mt8195-wpe.o clk-mt8195-imp_iic_wrap.o \
 				   clk-mt8195-apusys_pll.o
+obj-$(CONFIG_COMMON_CLK_MT8365) += clk-mt8365.o
+obj-$(CONFIG_COMMON_CLK_MT8365_APU) += clk-mt8365-apu.o
+obj-$(CONFIG_COMMON_CLK_MT8365_CAM) += clk-mt8365-cam.o
+obj-$(CONFIG_COMMON_CLK_MT8365_MFG) += clk-mt8365-mfg.o
+obj-$(CONFIG_COMMON_CLK_MT8365_MMSYS) += clk-mt8365-mm.o
+obj-$(CONFIG_COMMON_CLK_MT8365_VDEC) += clk-mt8365-vdec.o
+obj-$(CONFIG_COMMON_CLK_MT8365_VENC) += clk-mt8365-venc.o
 obj-$(CONFIG_COMMON_CLK_MT8516) += clk-mt8516.o
 obj-$(CONFIG_COMMON_CLK_MT8516_AUDSYS) += clk-mt8516-aud.o
diff --git a/drivers/clk/mediatek/clk-mt8365-apu.c b/drivers/clk/mediatek/clk-mt8365-apu.c
@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2022 MediaTek Inc.
+ */
+
+#include <dt-bindings/clock/mediatek,mt8365-clk.h>
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+static const struct mtk_gate_regs apu_cg_regs = {
+	.set_ofs = 0x4,
+	.clr_ofs = 0x8,
+	.sta_ofs = 0x0,
+};
+
+#define GATE_APU(_id, _name, _parent, _shift) \
+		GATE_MTK(_id, _name, _parent, &apu_cg_regs, _shift, \
+			 &mtk_clk_gate_ops_setclr)
+
+static const struct mtk_gate apu_clks[] = {
+	GATE_APU(CLK_APU_AHB, "apu_ahb", "ifr_apu_axi", 5),
+	GATE_APU(CLK_APU_EDMA, "apu_edma", "apu_sel", 4),
+	GATE_APU(CLK_APU_IF_CK, "apu_if_ck", "apu_if_sel", 3),
+	GATE_APU(CLK_APU_JTAG, "apu_jtag", "clk26m", 2),
+	GATE_APU(CLK_APU_AXI, "apu_axi", "apu_sel", 1),
+	GATE_APU(CLK_APU_IPU_CK, "apu_ck", "apu_sel", 0),
+};
+
+static const struct mtk_clk_desc apu_desc = {
+	.clks = apu_clks,
+	.num_clks = ARRAY_SIZE(apu_clks),
+};
+
+static const struct of_device_id of_match_clk_mt8365_apu[] = {
+	{
+		.compatible = "mediatek,mt8365-apu",
+		.data = &apu_desc,
+	}, {
+		/* sentinel */
+	}
+};
+
+static struct platform_driver clk_mt8365_apu_drv = {
+	.probe = mtk_clk_simple_probe,
+	.remove = mtk_clk_simple_remove,
+	.driver = {
+		.name = "clk-mt8365-apu",
+		.of_match_table = of_match_clk_mt8365_apu,
+	},
+};
+builtin_platform_driver(clk_mt8365_apu_drv);
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8365-cam.c b/drivers/clk/mediatek/clk-mt8365-cam.c
@@ -0,0 +1,57 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2022 MediaTek Inc.
+ */
+
+#include <dt-bindings/clock/mediatek,mt8365-clk.h>
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+static const struct mtk_gate_regs cam_cg_regs = {
+	.set_ofs = 0x4,
+	.clr_ofs = 0x8,
+	.sta_ofs = 0x0,
+};
+
+#define GATE_CAM(_id, _name, _parent, _shift) \
+		GATE_MTK(_id, _name, _parent, &cam_cg_regs, _shift, \
+			 &mtk_clk_gate_ops_setclr)
+
+static const struct mtk_gate cam_clks[] = {
+	GATE_CAM(CLK_CAM_LARB2, "cam_larb2", "mm_sel", 0),
+	GATE_CAM(CLK_CAM, "cam", "mm_sel", 6),
+	GATE_CAM(CLK_CAMTG, "camtg", "mm_sel", 7),
+	GATE_CAM(CLK_CAM_SENIF, "cam_senif", "mm_sel", 8),
+	GATE_CAM(CLK_CAMSV0, "camsv0", "mm_sel", 9),
+	GATE_CAM(CLK_CAMSV1, "camsv1", "mm_sel", 10),
+	GATE_CAM(CLK_CAM_FDVT, "cam_fdvt", "mm_sel", 11),
+	GATE_CAM(CLK_CAM_WPE, "cam_wpe", "mm_sel", 12),
+};
+
+static const struct mtk_clk_desc cam_desc = {
+	.clks = cam_clks,
+	.num_clks = ARRAY_SIZE(cam_clks),
+};
+
+static const struct of_device_id of_match_clk_mt8365_cam[] = {
+	{
+		.compatible = "mediatek,mt8365-imgsys",
+		.data = &cam_desc,
+	}, {
+		/* sentinel */
+	}
+};
+
+static struct platform_driver clk_mt8365_cam_drv = {
+	.probe = mtk_clk_simple_probe,
+	.remove = mtk_clk_simple_remove,
+	.driver = {
+		.name = "clk-mt8365-cam",
+		.of_match_table = of_match_clk_mt8365_cam,
+	},
+};
+builtin_platform_driver(clk_mt8365_cam_drv);
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8365-mfg.c b/drivers/clk/mediatek/clk-mt8365-mfg.c
@@ -0,0 +1,63 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2022 MediaTek Inc.
+ */
+
+#include <dt-bindings/clock/mediatek,mt8365-clk.h>
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+static const struct mtk_gate_regs mfg0_cg_regs = {
+	.set_ofs = 0x4,
+	.clr_ofs = 0x8,
+	.sta_ofs = 0x0,
+};
+
+static const struct mtk_gate_regs mfg1_cg_regs = {
+	.set_ofs = 0x280,
+	.clr_ofs = 0x280,
+	.sta_ofs = 0x280,
+};
+
+#define GATE_MFG0(_id, _name, _parent, _shift) \
+		GATE_MTK(_id, _name, _parent, &mfg0_cg_regs, _shift, \
+			 &mtk_clk_gate_ops_setclr)
+
+#define GATE_MFG1(_id, _name, _parent, _shift) \
+		GATE_MTK(_id, _name, _parent, &mfg1_cg_regs, _shift, \
+			 &mtk_clk_gate_ops_no_setclr)
+
+static const struct mtk_gate mfg_clks[] = {
+	/* MFG0 */
+	GATE_MFG0(CLK_MFG_BG3D, "mfg_bg3d", "mfg_sel", 0),
+	/* MFG1 */
+	GATE_MFG1(CLK_MFG_MBIST_DIAG, "mfg_mbist_diag", "mbist_diag_sel", 24),
+};
+
+static const struct mtk_clk_desc mfg_desc = {
+	.clks = mfg_clks,
+	.num_clks = ARRAY_SIZE(mfg_clks),
+};
+
+static const struct of_device_id of_match_clk_mt8365_mfg[] = {
+	{
+		.compatible = "mediatek,mt8365-mfgcfg",
+		.data = &mfg_desc,
+	}, {
+		/* sentinel */
+	}
+};
+
+static struct platform_driver clk_mt8365_mfg_drv = {
+	.probe = mtk_clk_simple_probe,
+	.remove = mtk_clk_simple_remove,
+	.driver = {
+		.name = "clk-mt8365-mfg",
+		.of_match_table = of_match_clk_mt8365_mfg,
+	},
+};
+builtin_platform_driver(clk_mt8365_mfg_drv);
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8365-mm.c b/drivers/clk/mediatek/clk-mt8365-mm.c
@@ -0,0 +1,112 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2022 MediaTek Inc.
+ * Copyright (c) 2022 BayLibre, SAS
+ */
+
+#include <dt-bindings/clock/mediatek,mt8365-clk.h>
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+static const struct mtk_gate_regs mm0_cg_regs = {
+	.set_ofs = 0x104,
+	.clr_ofs = 0x108,
+	.sta_ofs = 0x100,
+};
+
+static const struct mtk_gate_regs mm1_cg_regs = {
+	.set_ofs = 0x114,
+	.clr_ofs = 0x118,
+	.sta_ofs = 0x110,
+};
+
+#define GATE_MM0(_id, _name, _parent, _shift) \
+		GATE_MTK(_id, _name, _parent, &mm0_cg_regs, _shift, \
+			 &mtk_clk_gate_ops_setclr)
+
+#define GATE_MM1(_id, _name, _parent, _shift) \
+		GATE_MTK(_id, _name, _parent, &mm1_cg_regs, _shift, \
+			 &mtk_clk_gate_ops_setclr)
+
+static const struct mtk_gate mm_clks[] = {
+	/* MM0 */
+	GATE_MM0(CLK_MM_MM_MDP_RDMA0, "mm_mdp_rdma0", "mm_sel", 0),
+	GATE_MM0(CLK_MM_MM_MDP_CCORR0, "mm_mdp_ccorr0", "mm_sel", 1),
+	GATE_MM0(CLK_MM_MM_MDP_RSZ0, "mm_mdp_rsz0", "mm_sel", 2),
+	GATE_MM0(CLK_MM_MM_MDP_RSZ1, "mm_mdp_rsz1", "mm_sel", 3),
+	GATE_MM0(CLK_MM_MM_MDP_TDSHP0, "mm_mdp_tdshp0", "mm_sel", 4),
+	GATE_MM0(CLK_MM_MM_MDP_WROT0, "mm_mdp_wrot0", "mm_sel", 5),
+	GATE_MM0(CLK_MM_MM_MDP_WDMA0, "mm_mdp_wdma0", "mm_sel", 6),
+	GATE_MM0(CLK_MM_MM_DISP_OVL0, "mm_disp_ovl0", "mm_sel", 7),
+	GATE_MM0(CLK_MM_MM_DISP_OVL0_2L, "mm_disp_ovl0_2l", "mm_sel", 8),
+	GATE_MM0(CLK_MM_MM_DISP_RSZ0, "mm_disp_rsz0", "mm_sel", 9),
+	GATE_MM0(CLK_MM_MM_DISP_RDMA0, "mm_disp_rdma0", "mm_sel", 10),
+	GATE_MM0(CLK_MM_MM_DISP_WDMA0, "mm_disp_wdma0", "mm_sel", 11),
+	GATE_MM0(CLK_MM_MM_DISP_COLOR0, "mm_disp_color0", "mm_sel", 12),
+	GATE_MM0(CLK_MM_MM_DISP_CCORR0, "mm_disp_ccorr0", "mm_sel", 13),
+	GATE_MM0(CLK_MM_MM_DISP_AAL0, "mm_disp_aal0", "mm_sel", 14),
+	GATE_MM0(CLK_MM_MM_DISP_GAMMA0, "mm_disp_gamma0", "mm_sel", 15),
+	GATE_MM0(CLK_MM_MM_DISP_DITHER0, "mm_disp_dither0", "mm_sel", 16),
+	GATE_MM0(CLK_MM_MM_DSI0, "mm_dsi0", "mm_sel", 17),
+	GATE_MM0(CLK_MM_MM_DISP_RDMA1, "mm_disp_rdma1", "mm_sel", 18),
+	GATE_MM0(CLK_MM_MM_MDP_RDMA1, "mm_mdp_rdma1", "mm_sel", 19),
+	GATE_MM0(CLK_MM_DPI0_DPI0, "mm_dpi0_dpi0", "vpll_dpix", 20),
+	GATE_MM0(CLK_MM_MM_FAKE, "mm_fake", "mm_sel", 21),
+	GATE_MM0(CLK_MM_MM_SMI_COMMON, "mm_smi_common", "mm_sel", 22),
+	GATE_MM0(CLK_MM_MM_SMI_LARB0, "mm_smi_larb0", "mm_sel", 23),
+	GATE_MM0(CLK_MM_MM_SMI_COMM0, "mm_smi_comm0", "mm_sel", 24),
+	GATE_MM0(CLK_MM_MM_SMI_COMM1, "mm_smi_comm1", "mm_sel", 25),
+	GATE_MM0(CLK_MM_MM_CAM_MDP, "mm_cam_mdp", "mm_sel", 26),
+	GATE_MM0(CLK_MM_MM_SMI_IMG, "mm_smi_img", "mm_sel", 27),
+	GATE_MM0(CLK_MM_MM_SMI_CAM, "mm_smi_cam", "mm_sel", 28),
+	GATE_MM0(CLK_MM_IMG_IMG_DL_RELAY, "mm_dl_relay", "mm_sel", 29),
+	GATE_MM0(CLK_MM_IMG_IMG_DL_ASYNC_TOP, "mm_dl_async_top", "mm_sel", 30),
+	GATE_MM0(CLK_MM_DSI0_DIG_DSI, "mm_dsi0_dig_dsi", "dsi0_lntc_dsick", 31),
+	/* MM1 */
+	GATE_MM1(CLK_MM_26M_HRTWT, "mm_f26m_hrtwt", "clk26m", 0),
+	GATE_MM1(CLK_MM_MM_DPI0, "mm_dpi0", "mm_sel", 1),
+	GATE_MM1(CLK_MM_LVDSTX_PXL, "mm_flvdstx_pxl", "vpll_dpix", 2),
+	GATE_MM1(CLK_MM_LVDSTX_CTS, "mm_flvdstx_cts", "lvdstx_dig_cts", 3),
+};
+
+static int clk_mt8365_mm_probe(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	struct device_node *node = dev->parent->of_node;
+	struct clk_hw_onecell_data *clk_data;
+	int ret;
+
+	clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK);
+
+	ret = mtk_clk_register_gates_with_dev(node, mm_clks,
+					      ARRAY_SIZE(mm_clks), clk_data,
+					      dev);
+	if (ret)
+		goto err_free_clk_data;
+
+	ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
+	if (ret)
+		goto err_unregister_gates;
+
+	return 0;
+
+err_unregister_gates:
+	mtk_clk_unregister_gates(mm_clks, ARRAY_SIZE(mm_clks), clk_data);
+
+err_free_clk_data:
+	mtk_free_clk_data(clk_data);
+
+	return ret;
+}
+
+static struct platform_driver clk_mt8365_mm_drv = {
+	.probe = clk_mt8365_mm_probe,
+	.driver = {
+		.name = "clk-mt8365-mm",
+	},
+};
+builtin_platform_driver(clk_mt8365_mm_drv);
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8365-vdec.c b/drivers/clk/mediatek/clk-mt8365-vdec.c
diff --git a/drivers/clk/mediatek/clk-mt8365-venc.c b/drivers/clk/mediatek/clk-mt8365-venc.c
diff --git a/drivers/clk/mediatek/clk-mt8365.c b/drivers/clk/mediatek/clk-mt8365.c
