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-rw-r--r--drivers/clk/mediatek/clk-mt6779-cam.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt6779-cam.c b/drivers/clk/mediatek/clk-mt6779-cam.c
new file mode 100644
index 000000000..7be3db90f
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt6779-cam.c
@@ -0,0 +1,65 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2019 MediaTek Inc.
+ * Author: Wendell Lin <wendell.lin@mediatek.com>
+ */
+
+#include <linux/module.h>
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+#include <dt-bindings/clock/mt6779-clk.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+static const struct mtk_gate_regs cam_cg_regs = {
+ .set_ofs = 0x0004,
+ .clr_ofs = 0x0008,
+ .sta_ofs = 0x0000,
+};
+
+#define GATE_CAM(_id, _name, _parent, _shift) \
+ GATE_MTK(_id, _name, _parent, &cam_cg_regs, _shift, \
+ &mtk_clk_gate_ops_setclr)
+
+static const struct mtk_gate cam_clks[] = {
+ GATE_CAM(CLK_CAM_LARB10, "camsys_larb10", "cam_sel", 0),
+ GATE_CAM(CLK_CAM_DFP_VAD, "camsys_dfp_vad", "cam_sel", 1),
+ GATE_CAM(CLK_CAM_LARB11, "camsys_larb11", "cam_sel", 2),
+ GATE_CAM(CLK_CAM_LARB9, "camsys_larb9", "cam_sel", 3),
+ GATE_CAM(CLK_CAM_CAM, "camsys_cam", "cam_sel", 6),
+ GATE_CAM(CLK_CAM_CAMTG, "camsys_camtg", "cam_sel", 7),
+ GATE_CAM(CLK_CAM_SENINF, "camsys_seninf", "cam_sel", 8),
+ GATE_CAM(CLK_CAM_CAMSV0, "camsys_camsv0", "cam_sel", 9),
+ GATE_CAM(CLK_CAM_CAMSV1, "camsys_camsv1", "cam_sel", 10),
+ GATE_CAM(CLK_CAM_CAMSV2, "camsys_camsv2", "cam_sel", 11),
+ GATE_CAM(CLK_CAM_CAMSV3, "camsys_camsv3", "cam_sel", 12),
+ GATE_CAM(CLK_CAM_CCU, "camsys_ccu", "cam_sel", 13),
+ GATE_CAM(CLK_CAM_FAKE_ENG, "camsys_fake_eng", "cam_sel", 14),
+};
+
+static const struct mtk_clk_desc cam_desc = {
+ .clks = cam_clks,
+ .num_clks = ARRAY_SIZE(cam_clks),
+};
+
+static const struct of_device_id of_match_clk_mt6779_cam[] = {
+ {
+ .compatible = "mediatek,mt6779-camsys",
+ .data = &cam_desc,
+ }, {
+ /* sentinel */
+ }
+};
+
+static struct platform_driver clk_mt6779_cam_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt6779-cam",
+ .of_match_table = of_match_clk_mt6779_cam,
+ },
+};
+
+module_platform_driver(clk_mt6779_cam_drv);
+MODULE_LICENSE("GPL");