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-rw-r--r--drivers/clk/mediatek/clk-mt8183-ipu0.c53
1 files changed, 53 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt8183-ipu0.c b/drivers/clk/mediatek/clk-mt8183-ipu0.c
new file mode 100644
index 000000000..953a8a33d
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8183-ipu0.c
@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// Copyright (c) 2018 MediaTek Inc.
+// Author: Weiyi Lu <weiyi.lu@mediatek.com>
+
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt8183-clk.h>
+
+static const struct mtk_gate_regs ipu_core0_cg_regs = {
+ .set_ofs = 0x4,
+ .clr_ofs = 0x8,
+ .sta_ofs = 0x0,
+};
+
+#define GATE_IPU_CORE0(_id, _name, _parent, _shift) \
+ GATE_MTK(_id, _name, _parent, &ipu_core0_cg_regs, _shift, \
+ &mtk_clk_gate_ops_setclr)
+
+static const struct mtk_gate ipu_core0_clks[] = {
+ GATE_IPU_CORE0(CLK_IPU_CORE0_JTAG, "ipu_core0_jtag", "dsp_sel", 0),
+ GATE_IPU_CORE0(CLK_IPU_CORE0_AXI, "ipu_core0_axi", "dsp_sel", 1),
+ GATE_IPU_CORE0(CLK_IPU_CORE0_IPU, "ipu_core0_ipu", "dsp_sel", 2),
+};
+
+static const struct mtk_clk_desc ipu_core0_desc = {
+ .clks = ipu_core0_clks,
+ .num_clks = ARRAY_SIZE(ipu_core0_clks),
+};
+
+static const struct of_device_id of_match_clk_mt8183_ipu_core0[] = {
+ {
+ .compatible = "mediatek,mt8183-ipu_core0",
+ .data = &ipu_core0_desc,
+ }, {
+ /* sentinel */
+ }
+};
+
+static struct platform_driver clk_mt8183_ipu_core0_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt8183-ipu_core0",
+ .of_match_table = of_match_clk_mt8183_ipu_core0,
+ },
+};
+
+builtin_platform_driver(clk_mt8183_ipu_core0_drv);