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path: root/drivers/clk/mediatek/clk-mt6765-img.c
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Diffstat (limited to 'drivers/clk/mediatek/clk-mt6765-img.c')
-rw-r--r--drivers/clk/mediatek/clk-mt6765-img.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt6765-img.c b/drivers/clk/mediatek/clk-mt6765-img.c
new file mode 100644
index 0000000000..16e20c6193
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt6765-img.c
@@ -0,0 +1,56 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ * Author: Owen Chen <owen.chen@mediatek.com>
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt6765-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_LARB2, "img_larb2", "mm_ck", 0),
+ GATE_IMG(CLK_IMG_DIP, "img_dip", "mm_ck", 2),
+ GATE_IMG(CLK_IMG_FDVT, "img_fdvt", "mm_ck", 3),
+ GATE_IMG(CLK_IMG_DPE, "img_dpe", "mm_ck", 4),
+ GATE_IMG(CLK_IMG_RSC, "img_rsc", "mm_ck", 5),
+};
+
+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_mt6765_img[] = {
+ {
+ .compatible = "mediatek,mt6765-imgsys",
+ .data = &img_desc,
+ }, {
+ /* sentinel */
+ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt6765_img);
+
+static struct platform_driver clk_mt6765_img_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove_new = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt6765-img",
+ .of_match_table = of_match_clk_mt6765_img,
+ },
+};
+module_platform_driver(clk_mt6765_img_drv);
+MODULE_LICENSE("GPL");