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path: root/drivers/clk/mediatek/clk-mt8167-img.c
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Diffstat (limited to 'drivers/clk/mediatek/clk-mt8167-img.c')
-rw-r--r--drivers/clk/mediatek/clk-mt8167-img.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt8167-img.c b/drivers/clk/mediatek/clk-mt8167-img.c
new file mode 100644
index 0000000000..02fa52d8aa
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8167-img.c
@@ -0,0 +1,56 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2020 MediaTek Inc.
+ * Copyright (c) 2020 BayLibre, SAS
+ * Author: James Liao <jamesjj.liao@mediatek.com>
+ * Fabien Parent <fparent@baylibre.com>
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/mod_devicetable.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt8167-clk.h>
+
+static const struct mtk_gate_regs img_cg_regs = {
+ .set_ofs = 0x4,
+ .clr_ofs = 0x8,
+ .sta_ofs = 0x0,
+};
+
+#define GATE_IMG(_id, _name, _parent, _shift) \
+ GATE_MTK(_id, _name, _parent, &img_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
+
+static const struct mtk_gate img_clks[] = {
+ GATE_IMG(CLK_IMG_LARB1_SMI, "img_larb1_smi", "smi_mm", 0),
+ GATE_IMG(CLK_IMG_CAM_SMI, "img_cam_smi", "smi_mm", 5),
+ GATE_IMG(CLK_IMG_CAM_CAM, "img_cam_cam", "smi_mm", 6),
+ GATE_IMG(CLK_IMG_SEN_TG, "img_sen_tg", "cam_mm", 7),
+ GATE_IMG(CLK_IMG_SEN_CAM, "img_sen_cam", "smi_mm", 8),
+ GATE_IMG(CLK_IMG_VENC, "img_venc", "smi_mm", 9),
+};
+
+static const struct mtk_clk_desc img_desc = {
+ .clks = img_clks,
+ .num_clks = ARRAY_SIZE(img_clks),
+};
+
+static const struct of_device_id of_match_clk_mt8167_imgsys[] = {
+ { .compatible = "mediatek,mt8167-imgsys", .data = &img_desc },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8167_imgsys);
+
+static struct platform_driver clk_mt8167_imgsys_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove_new = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt8167-imgsys",
+ .of_match_table = of_match_clk_mt8167_imgsys,
+ },
+};
+module_platform_driver(clk_mt8167_imgsys_drv);
+MODULE_LICENSE("GPL");