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Diffstat (limited to 'drivers/clk/mediatek/clk-mt6795-vencsys.c')
-rw-r--r--drivers/clk/mediatek/clk-mt6795-vencsys.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt6795-vencsys.c b/drivers/clk/mediatek/clk-mt6795-vencsys.c
new file mode 100644
index 0000000000..bd81e80b74
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt6795-vencsys.c
@@ -0,0 +1,51 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2022 Collabora Ltd.
+ * Author: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
+ */
+
+#include <dt-bindings/clock/mediatek,mt6795-clk.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+static const struct mtk_gate_regs venc_cg_regs = {
+ .set_ofs = 0x4,
+ .clr_ofs = 0x8,
+ .sta_ofs = 0x0,
+};
+
+#define GATE_VENC(_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(CLK_VENC_LARB, "venc_larb", "venc_sel", 0),
+ GATE_VENC(CLK_VENC_VENC, "venc_venc", "venc_sel", 4),
+ GATE_VENC(CLK_VENC_JPGENC, "venc_jpgenc", "venc_sel", 8),
+ GATE_VENC(CLK_VENC_JPGDEC, "venc_jpgdec", "venc_sel", 12),
+};
+
+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_mt6795_vencsys[] = {
+ { .compatible = "mediatek,mt6795-vencsys", .data = &venc_desc },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt6795_vencsys);
+
+static struct platform_driver clk_mt6795_vencsys_drv = {
+ .driver = {
+ .name = "clk-mt6795-vencsys",
+ .of_match_table = of_match_clk_mt6795_vencsys,
+ },
+ .probe = mtk_clk_simple_probe,
+ .remove_new = mtk_clk_simple_remove,
+};
+module_platform_driver(clk_mt6795_vencsys_drv);
+
+MODULE_DESCRIPTION("MediaTek MT6795 vdecsys clocks driver");
+MODULE_LICENSE("GPL");