[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/drivers/clk/mediatek/clk-mt6890-mm.c b/src/kernel/linux/v4.19/drivers/clk/mediatek/clk-mt6890-mm.c
new file mode 100755
index 0000000..9685da0
--- /dev/null
+++ b/src/kernel/linux/v4.19/drivers/clk/mediatek/clk-mt6890-mm.c
@@ -0,0 +1,171 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/*
+
+ * Copyright (c) 2019 MediaTek Inc.
+
+ */
+
+
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt6890-clk.h>
+
+#define MT_CLKMGR_MODULE_INIT	0
+
+#define MT_CCF_BRINGUP		1
+
+#define INV_OFS			-1
+
+
+
+static const struct mtk_gate_regs mm_cg0_regs = {
+	.set_ofs = 0x104,
+	.clr_ofs = 0x108,
+	.sta_ofs = 0x100,
+};
+static const struct mtk_gate_regs mm_cg1_regs = {
+	.set_ofs = 0x114,
+	.clr_ofs = 0x118,
+	.sta_ofs = 0x110,
+};
+static const struct mtk_gate_regs mm_cg2_regs = {
+	.set_ofs = 0x124,
+	.clr_ofs = 0x128,
+	.sta_ofs = 0x120,
+};
+
+#define GATE_MM0(_id, _name, _parent, _shift) {	\
+		.id = _id,				\
+		.name = _name,				\
+		.parent_name = _parent,			\
+		.regs = &mm_cg0_regs,			\
+		.shift = _shift,			\
+		.ops = &mtk_clk_gate_ops_setclr,	\
+	}
+#define GATE_MM1(_id, _name, _parent, _shift) {	\
+		.id = _id,				\
+		.name = _name,				\
+		.parent_name = _parent,			\
+		.regs = &mm_cg1_regs,			\
+		.shift = _shift,			\
+		.ops = &mtk_clk_gate_ops_setclr,	\
+	}
+#define GATE_MM2(_id, _name, _parent, _shift) {	\
+		.id = _id,				\
+		.name = _name,				\
+		.parent_name = _parent,			\
+		.regs = &mm_cg2_regs,			\
+		.shift = _shift,			\
+		.ops = &mtk_clk_gate_ops_setclr,	\
+	}
+static const struct mtk_gate mm_clks[] = {
+	GATE_MM0(CLK_MMSYS_MUTEX0, "mmsys_mutex0",
+			"mm_ck"/* parent */, 0),
+	GATE_MM0(CLK_MMSYS_APB_BUS, "mmsys_apb_bus",
+			"mm_ck"/* parent */, 1),
+	GATE_MM0(CLK_MM_MDP_RSZ0, "mm_mdp_rsz0",
+			"mm_ck"/* parent */, 2),
+	GATE_MM0(CLK_MM_DISP_GAMMA0, "mm_disp_gamma0",
+			"mm_ck"/* parent */, 3),
+	GATE_MM0(CLK_MM_MDP_WROT0, "mm_mdp_wrot0",
+			"mm_ck"/* parent */, 4),
+	GATE_MM0(CLK_MM_DISP_COLOR0, "mm_disp_color0",
+			"mm_ck"/* parent */, 5),
+	GATE_MM0(CLK_MM_DISP_CCORR0, "mm_disp_ccorr0",
+			"mm_ck"/* parent */, 6),
+	GATE_MM0(CLK_MM_DISP_AAL0, "mm_disp_aal0",
+			"mm_ck"/* parent */, 7),
+	GATE_MM0(CLK_MM_DISP_RDMA0, "mm_disp_rdma0",
+			"mm_ck"/* parent */, 8),
+	GATE_MM0(CLK_MM_MDP_RDMA0, "mm_mdp_rdma0",
+			"mm_ck"/* parent */, 9),
+	GATE_MM0(CLK_MMSYS_FAKE_ENG0, "mmsys_fake_eng0",
+			"mm_ck"/* parent */, 10),
+	GATE_MM0(CLK_MM_DISP_DITHER0, "mm_disp_dither0",
+			"mm_ck"/* parent */, 11),
+	GATE_MM0(CLK_MM_DISP_WDMA0, "mm_disp_wdma0",
+			"mm_ck"/* parent */, 12),
+	GATE_MM0(CLK_MM_MDP_TDSHP0, "mm_mdp_tdshp0",
+			"mm_ck"/* parent */, 13),
+	GATE_MM0(CLK_MM_DISP_OVL0, "mm_disp_ovl0",
+			"mm_ck"/* parent */, 14),
+	GATE_MM0(CLK_MM_DBPI0, "mm_dbpi0",
+			"mm_ck"/* parent */, 15),
+	GATE_MM0(CLK_MM_DISP_DSI0, "mm_disp_dsi0",
+			"mm_ck"/* parent */, 16),
+	GATE_MM0(CLK_MMSYS_SMI_COMMON, "mmsys_smi_common",
+			"mm_ck"/* parent */, 17),
+	GATE_MM1(CLK_MMSYS_SMI_COMMON, "disp_axi",
+			"axi_ck"/* parent */, 0),
+	GATE_MM1(CLK_MMSYS_SMI_COMMON, "dsi",
+			"mm_ck"/* parent */, 16),
+	GATE_MM2(CLK_MMSYS_SMI_COMMON, "dbi",
+			"dbi_ck"/* parent */, 0),
+};
+
+static int clk_mt6890_mm_probe(struct platform_device *pdev)
+{
+	struct clk_onecell_data *clk_data;
+	int r;
+	struct device_node *node = pdev->dev.of_node;
+
+#if MT_CCF_BRINGUP
+	pr_notice("%s init begin\n", __func__);
+#endif
+
+	clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK);
+
+	mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks),
+			clk_data);
+
+	r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+
+	if (r)
+		pr_err("%s(): could not register clock provider: %d\n",
+			__func__, r);
+
+#if MT_CCF_BRINGUP
+	pr_notice("%s init end\n", __func__);
+#endif
+
+	return r;
+}
+
+static const struct of_device_id of_match_clk_mt6890_mm[] = {
+	{ .compatible = "mediatek,mt6890-mmsys_config", },
+	{}
+};
+
+#if MT_CLKMGR_MODULE_INIT
+
+static struct platform_driver clk_mt6890_mm_drv = {
+	.probe = clk_mt6890_mm_probe,
+	.driver = {
+		.name = "clk-mt6890-mm",
+		.of_match_table = of_match_clk_mt6890_mm,
+	},
+};
+
+builtin_platform_driver(clk_mt6890_mm_drv);
+
+#else
+
+static struct platform_driver clk_mt6890_mm_drv = {
+	.probe = clk_mt6890_mm_probe,
+	.driver = {
+		.name = "clk-mt6890-mm",
+		.of_match_table = of_match_clk_mt6890_mm,
+	},
+};
+static int __init clk_mt6890_mm_platform_init(void)
+{
+	return platform_driver_register(&clk_mt6890_mm_drv);
+}
+arch_initcall(clk_mt6890_mm_platform_init);
+
+#endif	/* MT_CLKMGR_MODULE_INIT */