Adding upstream version 5.10.209.upstream/5.10.209upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 60 insertions, 0 deletions

diff --git a/drivers/clk/mediatek/clk-mt6779-ipe.c b/drivers/clk/mediatek/clk-mt6779-ipe.c
new file mode 100644
index 000000000..bb5190756
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt6779-ipe.c
@@ -0,0 +1,60 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2019 MediaTek Inc.
+ * Author: Wendell Lin <wendell.lin@mediatek.com>
+ */
+
+#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 ipe_cg_regs = {
+	.set_ofs = 0x0004,
+	.clr_ofs = 0x0008,
+	.sta_ofs = 0x0000,
+};
+
+#define GATE_IPE(_id, _name, _parent, _shift)			\
+	GATE_MTK(_id, _name, _parent, &ipe_cg_regs, _shift,	\
+		&mtk_clk_gate_ops_setclr)
+
+static const struct mtk_gate ipe_clks[] = {
+	GATE_IPE(CLK_IPE_LARB7, "ipe_larb7", "ipe_sel", 0),
+	GATE_IPE(CLK_IPE_LARB8, "ipe_larb8", "ipe_sel", 1),
+	GATE_IPE(CLK_IPE_SMI_SUBCOM, "ipe_smi_subcom", "ipe_sel", 2),
+	GATE_IPE(CLK_IPE_FD, "ipe_fd", "ipe_sel", 3),
+	GATE_IPE(CLK_IPE_FE, "ipe_fe", "ipe_sel", 4),
+	GATE_IPE(CLK_IPE_RSC, "ipe_rsc", "ipe_sel", 5),
+	GATE_IPE(CLK_IPE_DPE, "ipe_dpe", "ipe_sel", 6),
+};
+
+static const struct of_device_id of_match_clk_mt6779_ipe[] = {
+	{ .compatible = "mediatek,mt6779-ipesys", },
+	{}
+};
+
+static int clk_mt6779_ipe_probe(struct platform_device *pdev)
+{
+	struct clk_onecell_data *clk_data;
+	struct device_node *node = pdev->dev.of_node;
+
+	clk_data = mtk_alloc_clk_data(CLK_IPE_NR_CLK);
+
+	mtk_clk_register_gates(node, ipe_clks, ARRAY_SIZE(ipe_clks),
+			       clk_data);
+
+	return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+}
+
+static struct platform_driver clk_mt6779_ipe_drv = {
+	.probe = clk_mt6779_ipe_probe,
+	.driver = {
+		.name = "clk-mt6779-ipe",
+		.of_match_table = of_match_clk_mt6779_ipe,
+	},
+};
+
+builtin_platform_driver(clk_mt6779_ipe_drv);