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path: root/drivers/clk/mediatek/clk-mt8195-mfg.c
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Diffstat (limited to 'drivers/clk/mediatek/clk-mt8195-mfg.c')
-rw-r--r--drivers/clk/mediatek/clk-mt8195-mfg.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt8195-mfg.c b/drivers/clk/mediatek/clk-mt8195-mfg.c
new file mode 100644
index 000000000..c94cb71bd
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8195-mfg.c
@@ -0,0 +1,50 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// Copyright (c) 2021 MediaTek Inc.
+// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+#include <dt-bindings/clock/mt8195-clk.h>
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+
+static const struct mtk_gate_regs mfg_cg_regs = {
+ .set_ofs = 0x4,
+ .clr_ofs = 0x8,
+ .sta_ofs = 0x0,
+};
+
+#define GATE_MFG(_id, _name, _parent, _shift) \
+ GATE_MTK_FLAGS(_id, _name, _parent, &mfg_cg_regs, \
+ _shift, &mtk_clk_gate_ops_setclr, \
+ CLK_SET_RATE_PARENT)
+
+static const struct mtk_gate mfg_clks[] = {
+ GATE_MFG(CLK_MFG_BG3D, "mfg_bg3d", "mfg_ck_fast_ref", 0),
+};
+
+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_mt8195_mfg[] = {
+ {
+ .compatible = "mediatek,mt8195-mfgcfg",
+ .data = &mfg_desc,
+ }, {
+ /* sentinel */
+ }
+};
+
+static struct platform_driver clk_mt8195_mfg_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt8195-mfg",
+ .of_match_table = of_match_clk_mt8195_mfg,
+ },
+};
+builtin_platform_driver(clk_mt8195_mfg_drv);