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Diffstat (limited to 'drivers/clk/mediatek/clk-mt6779-venc.c')
-rw-r--r--drivers/clk/mediatek/clk-mt6779-venc.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt6779-venc.c b/drivers/clk/mediatek/clk-mt6779-venc.c
new file mode 100644
index 0000000000..f14512d284
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt6779-venc.c
@@ -0,0 +1,58 @@
+// 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 "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt6779-clk.h>
+
+static const struct mtk_gate_regs venc_cg_regs = {
+ .set_ofs = 0x0004,
+ .clr_ofs = 0x0008,
+ .sta_ofs = 0x0000,
+};
+
+#define GATE_VENC_I(_id, _name, _parent, _shift) \
+ GATE_MTK(_id, _name, _parent, &venc_cg_regs, _shift, \
+ &mtk_clk_gate_ops_setclr_inv)
+
+static const struct mtk_gate venc_clks[] = {
+ GATE_VENC_I(CLK_VENC_GCON_LARB, "venc_larb", "venc_sel", 0),
+ GATE_VENC_I(CLK_VENC_GCON_VENC, "venc_venc", "venc_sel", 4),
+ GATE_VENC_I(CLK_VENC_GCON_JPGENC, "venc_jpgenc", "venc_sel", 8),
+ GATE_VENC_I(CLK_VENC_GCON_GALS, "venc_gals", "venc_sel", 28),
+};
+
+static const struct mtk_clk_desc venc_desc = {
+ .clks = venc_clks,
+ .num_clks = ARRAY_SIZE(venc_clks),
+};
+
+static const struct of_device_id of_match_clk_mt6779_venc[] = {
+ {
+ .compatible = "mediatek,mt6779-vencsys",
+ .data = &venc_desc,
+ }, {
+ /* sentinel */
+ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt6779_venc);
+
+static struct platform_driver clk_mt6779_venc_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove_new = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt6779-venc",
+ .of_match_table = of_match_clk_mt6779_venc,
+ },
+};
+
+module_platform_driver(clk_mt6779_venc_drv);
+MODULE_LICENSE("GPL");