Adding upstream version 6.6.15.upstream/6.6.15

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

1 files changed, 111 insertions, 0 deletions

diff --git a/drivers/clk/mediatek/clk-mt8183-audio.c b/drivers/clk/mediatek/clk-mt8183-audio.c
new file mode 100644
index 0000000000..716b26825e
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8183-audio.c
@@ -0,0 +1,111 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// Copyright (c) 2018 MediaTek Inc.
+// Author: Weiyi Lu <weiyi.lu@mediatek.com>
+
+#include <linux/clk-provider.h>
+#include <linux/of_platform.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt8183-clk.h>
+
+static const struct mtk_gate_regs audio0_cg_regs = {
+	.set_ofs = 0x0,
+	.clr_ofs = 0x0,
+	.sta_ofs = 0x0,
+};
+
+static const struct mtk_gate_regs audio1_cg_regs = {
+	.set_ofs = 0x4,
+	.clr_ofs = 0x4,
+	.sta_ofs = 0x4,
+};
+
+#define GATE_AUDIO0(_id, _name, _parent, _shift)		\
+	GATE_MTK(_id, _name, _parent, &audio0_cg_regs, _shift,	\
+		&mtk_clk_gate_ops_no_setclr)
+
+#define GATE_AUDIO1(_id, _name, _parent, _shift)		\
+	GATE_MTK(_id, _name, _parent, &audio1_cg_regs, _shift,	\
+		&mtk_clk_gate_ops_no_setclr)
+
+static const struct mtk_gate audio_clks[] = {
+	/* AUDIO0 */
+	GATE_AUDIO0(CLK_AUDIO_AFE, "aud_afe", "audio_sel",
+		2),
+	GATE_AUDIO0(CLK_AUDIO_22M, "aud_22m", "aud_eng1_sel",
+		8),
+	GATE_AUDIO0(CLK_AUDIO_24M, "aud_24m", "aud_eng2_sel",
+		9),
+	GATE_AUDIO0(CLK_AUDIO_APLL2_TUNER, "aud_apll2_tuner", "aud_eng2_sel",
+		18),
+	GATE_AUDIO0(CLK_AUDIO_APLL_TUNER, "aud_apll_tuner", "aud_eng1_sel",
+		19),
+	GATE_AUDIO0(CLK_AUDIO_TDM, "aud_tdm", "apll12_divb",
+		20),
+	GATE_AUDIO0(CLK_AUDIO_ADC, "aud_adc", "audio_sel",
+		24),
+	GATE_AUDIO0(CLK_AUDIO_DAC, "aud_dac", "audio_sel",
+		25),
+	GATE_AUDIO0(CLK_AUDIO_DAC_PREDIS, "aud_dac_predis", "audio_sel",
+		26),
+	GATE_AUDIO0(CLK_AUDIO_TML, "aud_tml", "audio_sel",
+		27),
+	/* AUDIO1 */
+	GATE_AUDIO1(CLK_AUDIO_I2S1, "aud_i2s1", "audio_sel",
+		4),
+	GATE_AUDIO1(CLK_AUDIO_I2S2, "aud_i2s2", "audio_sel",
+		5),
+	GATE_AUDIO1(CLK_AUDIO_I2S3, "aud_i2s3", "audio_sel",
+		6),
+	GATE_AUDIO1(CLK_AUDIO_I2S4, "aud_i2s4", "audio_sel",
+		7),
+	GATE_AUDIO1(CLK_AUDIO_PDN_ADDA6_ADC, "aud_pdn_adda6_adc", "audio_sel",
+		20),
+};
+
+static const struct mtk_clk_desc audio_desc = {
+	.clks = audio_clks,
+	.num_clks = ARRAY_SIZE(audio_clks),
+};
+
+static int clk_mt8183_audio_probe(struct platform_device *pdev)
+{
+	int r;
+
+	r = mtk_clk_simple_probe(pdev);
+	if (r)
+		return r;
+
+	r = devm_of_platform_populate(&pdev->dev);
+	if (r)
+		mtk_clk_simple_remove(pdev);
+
+	return r;
+}
+
+static void clk_mt8183_audio_remove(struct platform_device *pdev)
+{
+	of_platform_depopulate(&pdev->dev);
+	mtk_clk_simple_remove(pdev);
+}
+
+static const struct of_device_id of_match_clk_mt8183_audio[] = {
+	{ .compatible = "mediatek,mt8183-audiosys", .data = &audio_desc },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8183_audio);
+
+static struct platform_driver clk_mt8183_audio_drv = {
+	.probe = clk_mt8183_audio_probe,
+	.remove_new = clk_mt8183_audio_remove,
+	.driver = {
+		.name = "clk-mt8183-audio",
+		.of_match_table = of_match_clk_mt8183_audio,
+	},
+};
+module_platform_driver(clk_mt8183_audio_drv);
+MODULE_LICENSE("GPL");