Adding upstream version 6.6.15.upstream/6.6.15

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

1 files changed, 233 insertions, 0 deletions

diff --git a/drivers/clk/mediatek/clk-mt8195-apmixedsys.c b/drivers/clk/mediatek/clk-mt8195-apmixedsys.c
new file mode 100644
index 0000000000..44a4c85a67
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8195-apmixedsys.c
@@ -0,0 +1,233 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// Copyright (c) 2021 MediaTek Inc.
+// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com>
+
+#include "clk-fhctl.h"
+#include "clk-gate.h"
+#include "clk-mtk.h"
+#include "clk-pll.h"
+#include "clk-pllfh.h"
+
+#include <dt-bindings/clock/mt8195-clk.h>
+#include <linux/mod_devicetable.h>
+#include <linux/platform_device.h>
+
+static const struct mtk_gate_regs apmixed_cg_regs = {
+	.set_ofs = 0x8,
+	.clr_ofs = 0x8,
+	.sta_ofs = 0x8,
+};
+
+#define GATE_APMIXED(_id, _name, _parent, _shift)			\
+	GATE_MTK(_id, _name, _parent, &apmixed_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv)
+
+static const struct mtk_gate apmixed_clks[] = {
+	GATE_APMIXED(CLK_APMIXED_PLL_SSUSB26M, "pll_ssusb26m", "clk26m", 1),
+};
+
+#define MT8195_PLL_FMAX		(3800UL * MHZ)
+#define MT8195_PLL_FMIN		(1500UL * MHZ)
+#define MT8195_INTEGER_BITS	8
+
+#define PLL(_id, _name, _reg, _pwr_reg, _en_mask, _flags,		\
+	    _rst_bar_mask, _pcwbits, _pd_reg, _pd_shift,		\
+	    _tuner_reg, _tuner_en_reg, _tuner_en_bit,			\
+	    _pcw_reg, _pcw_shift, _pcw_chg_reg,				\
+	    _en_reg, _pll_en_bit) {					\
+		.id = _id,						\
+		.name = _name,						\
+		.reg = _reg,						\
+		.pwr_reg = _pwr_reg,					\
+		.en_mask = _en_mask,					\
+		.flags = _flags,					\
+		.rst_bar_mask = _rst_bar_mask,				\
+		.fmax = MT8195_PLL_FMAX,				\
+		.fmin = MT8195_PLL_FMIN,				\
+		.pcwbits = _pcwbits,					\
+		.pcwibits = MT8195_INTEGER_BITS,			\
+		.pd_reg = _pd_reg,					\
+		.pd_shift = _pd_shift,					\
+		.tuner_reg = _tuner_reg,				\
+		.tuner_en_reg = _tuner_en_reg,				\
+		.tuner_en_bit = _tuner_en_bit,				\
+		.pcw_reg = _pcw_reg,					\
+		.pcw_shift = _pcw_shift,				\
+		.pcw_chg_reg = _pcw_chg_reg,				\
+		.en_reg = _en_reg,					\
+		.pll_en_bit = _pll_en_bit,				\
+	}
+
+static const struct mtk_pll_data plls[] = {
+	PLL(CLK_APMIXED_NNAPLL, "nnapll", 0x0390, 0x03a0, 0,
+	    0, 0, 22, 0x0398, 24, 0, 0, 0, 0x0398, 0, 0x0398, 0, 9),
+	PLL(CLK_APMIXED_RESPLL, "respll", 0x0190, 0x0320, 0,
+	    0, 0, 22, 0x0198, 24, 0, 0, 0, 0x0198, 0, 0x0198, 0, 9),
+	PLL(CLK_APMIXED_ETHPLL, "ethpll", 0x0360, 0x0370, 0,
+	    0, 0, 22, 0x0368, 24, 0, 0, 0, 0x0368, 0, 0x0368, 0, 9),
+	PLL(CLK_APMIXED_MSDCPLL, "msdcpll", 0x0710, 0x0720, 0,
+	    0, 0, 22, 0x0718, 24, 0, 0, 0, 0x0718, 0, 0x0718, 0, 9),
+	PLL(CLK_APMIXED_TVDPLL1, "tvdpll1", 0x00a0, 0x00b0, 0,
+	    0, 0, 22, 0x00a8, 24, 0, 0, 0, 0x00a8, 0, 0x00a8, 0, 9),
+	PLL(CLK_APMIXED_TVDPLL2, "tvdpll2", 0x00c0, 0x00d0, 0,
+	    0, 0, 22, 0x00c8, 24, 0, 0, 0, 0x00c8, 0, 0x00c8, 0, 9),
+	PLL(CLK_APMIXED_MMPLL, "mmpll", 0x00e0, 0x00f0, 0xff000000,
+	    HAVE_RST_BAR, BIT(23), 22, 0x00e8, 24, 0, 0, 0, 0x00e8, 0, 0x00e8, 0, 9),
+	PLL(CLK_APMIXED_MAINPLL, "mainpll", 0x01d0, 0x01e0, 0xff000000,
+	    HAVE_RST_BAR, BIT(23), 22, 0x01d8, 24, 0, 0, 0, 0x01d8, 0, 0x01d8, 0, 9),
+	PLL(CLK_APMIXED_VDECPLL, "vdecpll", 0x0890, 0x08a0, 0,
+	    0, 0, 22, 0x0898, 24, 0, 0, 0, 0x0898, 0, 0x0898, 0, 9),
+	PLL(CLK_APMIXED_IMGPLL, "imgpll", 0x0100, 0x0110, 0,
+	    0, 0, 22, 0x0108, 24, 0, 0, 0, 0x0108, 0, 0x0108, 0, 9),
+	PLL(CLK_APMIXED_UNIVPLL, "univpll", 0x01f0, 0x0700, 0xff000000,
+	    HAVE_RST_BAR, BIT(23), 22, 0x01f8, 24, 0, 0, 0, 0x01f8, 0, 0x01f8, 0, 9),
+	PLL(CLK_APMIXED_HDMIPLL1, "hdmipll1", 0x08c0, 0x08d0, 0,
+	    0, 0, 22, 0x08c8, 24, 0, 0, 0, 0x08c8, 0, 0x08c8, 0, 9),
+	PLL(CLK_APMIXED_HDMIPLL2, "hdmipll2", 0x0870, 0x0880, 0,
+	    0, 0, 22, 0x0878, 24, 0, 0, 0, 0x0878, 0, 0x0878, 0, 9),
+	PLL(CLK_APMIXED_HDMIRX_APLL, "hdmirx_apll", 0x08e0, 0x0dd4, 0,
+	    0, 0, 32, 0x08e8, 24, 0, 0, 0, 0x08ec, 0, 0x08e8, 0, 9),
+	PLL(CLK_APMIXED_USB1PLL, "usb1pll", 0x01a0, 0x01b0, 0,
+	    0, 0, 22, 0x01a8, 24, 0, 0, 0, 0x01a8, 0, 0x01a8, 0, 9),
+	PLL(CLK_APMIXED_ADSPPLL, "adsppll", 0x07e0, 0x07f0, 0,
+	    0, 0, 22, 0x07e8, 24, 0, 0, 0, 0x07e8, 0, 0x07e8, 0, 9),
+	PLL(CLK_APMIXED_APLL1, "apll1", 0x07c0, 0x0dc0, 0,
+	    0, 0, 32, 0x07c8, 24, 0x0470, 0x0000, 12, 0x07cc, 0, 0x07c8, 0, 9),
+	PLL(CLK_APMIXED_APLL2, "apll2", 0x0780, 0x0dc4, 0,
+	    0, 0, 32, 0x0788, 24, 0x0474, 0x0000, 13, 0x078c, 0, 0x0788, 0, 9),
+	PLL(CLK_APMIXED_APLL3, "apll3", 0x0760, 0x0dc8, 0,
+	    0, 0, 32, 0x0768, 24, 0x0478, 0x0000, 14, 0x076c, 0, 0x0768, 0, 9),
+	PLL(CLK_APMIXED_APLL4, "apll4", 0x0740, 0x0dcc, 0,
+	    0, 0, 32, 0x0748, 24, 0x047C, 0x0000, 15, 0x074c, 0, 0x0748, 0, 9),
+	PLL(CLK_APMIXED_APLL5, "apll5", 0x07a0, 0x0dd0, 0x100000,
+	    0, 0, 32, 0x07a8, 24, 0x0480, 0x0000, 16, 0x07ac, 0, 0x07a8, 0, 9),
+	PLL(CLK_APMIXED_MFGPLL, "mfgpll", 0x0340, 0x0350, 0,
+	    0, 0, 22, 0x0348, 24, 0, 0, 0, 0x0348, 0, 0x0348, 0, 9),
+	PLL(CLK_APMIXED_DGIPLL, "dgipll", 0x0150, 0x0160, 0,
+	    0, 0, 22, 0x0158, 24, 0, 0, 0, 0x0158, 0, 0x0158, 0, 9),
+};
+
+enum fh_pll_id {
+	FH_ARMPLL_LL,
+	FH_ARMPLL_BL,
+	FH_MEMPLL,
+	FH_ADSPPLL,
+	FH_NNAPLL,
+	FH_CCIPLL,
+	FH_MFGPLL,
+	FH_TVDPLL2,
+	FH_MPLL,
+	FH_MMPLL,
+	FH_MAINPLL,
+	FH_MSDCPLL,
+	FH_IMGPLL,
+	FH_VDECPLL,
+	FH_TVDPLL1,
+	FH_NR_FH,
+};
+
+#define FH(_pllid, _fhid, _offset) {					\
+		.data = {						\
+			.pll_id = _pllid,				\
+			.fh_id = _fhid,					\
+			.fh_ver = FHCTL_PLLFH_V2,			\
+			.fhx_offset = _offset,				\
+			.dds_mask = GENMASK(21, 0),			\
+			.slope0_value = 0x6003c97,			\
+			.slope1_value = 0x6003c97,			\
+			.sfstrx_en = BIT(2),				\
+			.frddsx_en = BIT(1),				\
+			.fhctlx_en = BIT(0),				\
+			.tgl_org = BIT(31),				\
+			.dvfs_tri = BIT(31),				\
+			.pcwchg = BIT(31),				\
+			.dt_val = 0x0,					\
+			.df_val = 0x9,					\
+			.updnlmt_shft = 16,				\
+			.msk_frddsx_dys = GENMASK(23, 20),		\
+			.msk_frddsx_dts = GENMASK(19, 16),		\
+		},							\
+	}
+
+static struct mtk_pllfh_data pllfhs[] = {
+	FH(CLK_APMIXED_ADSPPLL, FH_ADSPPLL, 0x78),
+	FH(CLK_APMIXED_NNAPLL, FH_NNAPLL, 0x8c),
+	FH(CLK_APMIXED_MFGPLL, FH_MFGPLL, 0xb4),
+	FH(CLK_APMIXED_TVDPLL2, FH_TVDPLL2, 0xc8),
+	FH(CLK_APMIXED_MMPLL, FH_MMPLL, 0xf0),
+	FH(CLK_APMIXED_MAINPLL, FH_MAINPLL, 0x104),
+	FH(CLK_APMIXED_MSDCPLL, FH_MSDCPLL, 0x118),
+	FH(CLK_APMIXED_IMGPLL, FH_IMGPLL, 0x12c),
+	FH(CLK_APMIXED_VDECPLL, FH_VDECPLL, 0x140),
+	FH(CLK_APMIXED_TVDPLL2, FH_TVDPLL1, 0x154),
+};
+
+static const struct of_device_id of_match_clk_mt8195_apmixed[] = {
+	{ .compatible = "mediatek,mt8195-apmixedsys", },
+	{}
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8195_apmixed);
+
+static int clk_mt8195_apmixed_probe(struct platform_device *pdev)
+{
+	struct clk_hw_onecell_data *clk_data;
+	struct device_node *node = pdev->dev.of_node;
+	const u8 *fhctl_node = "mediatek,mt8195-fhctl";
+	int r;
+
+	clk_data = mtk_alloc_clk_data(CLK_APMIXED_NR_CLK);
+	if (!clk_data)
+		return -ENOMEM;
+
+	fhctl_parse_dt(fhctl_node, pllfhs, ARRAY_SIZE(pllfhs));
+
+	r = mtk_clk_register_pllfhs(node, plls, ARRAY_SIZE(plls),
+				    pllfhs, ARRAY_SIZE(pllfhs), clk_data);
+	if (r)
+		goto free_apmixed_data;
+
+	r = mtk_clk_register_gates(&pdev->dev, node, apmixed_clks,
+				   ARRAY_SIZE(apmixed_clks), clk_data);
+	if (r)
+		goto unregister_plls;
+
+	r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
+	if (r)
+		goto unregister_gates;
+
+	platform_set_drvdata(pdev, clk_data);
+
+	return r;
+
+unregister_gates:
+	mtk_clk_unregister_gates(apmixed_clks, ARRAY_SIZE(apmixed_clks), clk_data);
+unregister_plls:
+	mtk_clk_unregister_pllfhs(plls, ARRAY_SIZE(plls), pllfhs,
+				  ARRAY_SIZE(pllfhs), clk_data);
+free_apmixed_data:
+	mtk_free_clk_data(clk_data);
+	return r;
+}
+
+static void clk_mt8195_apmixed_remove(struct platform_device *pdev)
+{
+	struct device_node *node = pdev->dev.of_node;
+	struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev);
+
+	of_clk_del_provider(node);
+	mtk_clk_unregister_gates(apmixed_clks, ARRAY_SIZE(apmixed_clks), clk_data);
+	mtk_clk_unregister_pllfhs(plls, ARRAY_SIZE(plls), pllfhs,
+				  ARRAY_SIZE(pllfhs), clk_data);
+	mtk_free_clk_data(clk_data);
+}
+
+static struct platform_driver clk_mt8195_apmixed_drv = {
+	.probe = clk_mt8195_apmixed_probe,
+	.remove_new = clk_mt8195_apmixed_remove,
+	.driver = {
+		.name = "clk-mt8195-apmixed",
+		.of_match_table = of_match_clk_mt8195_apmixed,
+	},
+};
+module_platform_driver(clk_mt8195_apmixed_drv);
+MODULE_LICENSE("GPL");