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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/clk/mediatek/clk-mt6797-img.c
parentInitial commit. (diff)
downloadlinux-upstream.tar.xz
linux-upstream.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/clk/mediatek/clk-mt6797-img.c')
-rw-r--r--drivers/clk/mediatek/clk-mt6797-img.c52
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt6797-img.c b/drivers/clk/mediatek/clk-mt6797-img.c
new file mode 100644
index 000000000..064413934
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt6797-img.c
@@ -0,0 +1,52 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/* Copyright (c) 2017 MediaTek Inc.
+ * Author: Kevin Chen <kevin-cw.chen@mediatek.com>
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+#include <dt-bindings/clock/mt6797-clk.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+static const struct mtk_gate_regs img_cg_regs = {
+ .set_ofs = 0x0004,
+ .clr_ofs = 0x0008,
+ .sta_ofs = 0x0000,
+};
+
+#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_FDVT, "img_fdvt", "mm_sel", 11),
+ GATE_IMG(CLK_IMG_DPE, "img_dpe", "mm_sel", 10),
+ GATE_IMG(CLK_IMG_DIP, "img_dip", "mm_sel", 6),
+ GATE_IMG(CLK_IMG_LARB6, "img_larb6", "mm_sel", 0),
+};
+
+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_mt6797_img[] = {
+ {
+ .compatible = "mediatek,mt6797-imgsys",
+ .data = &img_desc,
+ }, {
+ /* sentinel */
+ }
+};
+
+static struct platform_driver clk_mt6797_img_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt6797-img",
+ .of_match_table = of_match_clk_mt6797_img,
+ },
+};
+
+builtin_platform_driver(clk_mt6797_img_drv);