Adding upstream version 6.6.15.upstream/6.6.15

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

1 files changed, 96 insertions, 0 deletions

diff --git a/drivers/clk/mediatek/clk-mt7629-hif.c b/drivers/clk/mediatek/clk-mt7629-hif.c
new file mode 100644
index 0000000000..dd1be946a8
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt7629-hif.c
@@ -0,0 +1,96 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2018 MediaTek Inc.
+ * Author: Wenzhen Yu <Wenzhen Yu@mediatek.com>
+ *	   Ryder Lee <ryder.lee@mediatek.com>
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/mod_devicetable.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt7629-clk.h>
+
+#define GATE_PCIE(_id, _name, _parent, _shift)				\
+	GATE_MTK(_id, _name, _parent, &pcie_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv)
+
+#define GATE_SSUSB(_id, _name, _parent, _shift)				\
+	GATE_MTK(_id, _name, _parent, &ssusb_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv)
+
+static const struct mtk_gate_regs pcie_cg_regs = {
+	.set_ofs = 0x30,
+	.clr_ofs = 0x30,
+	.sta_ofs = 0x30,
+};
+
+static const struct mtk_gate_regs ssusb_cg_regs = {
+	.set_ofs = 0x30,
+	.clr_ofs = 0x30,
+	.sta_ofs = 0x30,
+};
+
+static const struct mtk_gate ssusb_clks[] = {
+	GATE_SSUSB(CLK_SSUSB_U2_PHY_1P_EN, "ssusb_u2_phy_1p",
+		   "to_u2_phy_1p", 0),
+	GATE_SSUSB(CLK_SSUSB_U2_PHY_EN, "ssusb_u2_phy_en", "to_u2_phy", 1),
+	GATE_SSUSB(CLK_SSUSB_REF_EN, "ssusb_ref_en", "to_usb3_ref", 5),
+	GATE_SSUSB(CLK_SSUSB_SYS_EN, "ssusb_sys_en", "to_usb3_sys", 6),
+	GATE_SSUSB(CLK_SSUSB_MCU_EN, "ssusb_mcu_en", "to_usb3_mcu", 7),
+	GATE_SSUSB(CLK_SSUSB_DMA_EN, "ssusb_dma_en", "to_usb3_dma", 8),
+};
+
+static const struct mtk_gate pcie_clks[] = {
+	GATE_PCIE(CLK_PCIE_P1_AUX_EN, "pcie_p1_aux_en", "p1_1mhz", 12),
+	GATE_PCIE(CLK_PCIE_P1_OBFF_EN, "pcie_p1_obff_en", "free_run_4mhz", 13),
+	GATE_PCIE(CLK_PCIE_P1_AHB_EN, "pcie_p1_ahb_en", "from_top_ahb", 14),
+	GATE_PCIE(CLK_PCIE_P1_AXI_EN, "pcie_p1_axi_en", "from_top_axi", 15),
+	GATE_PCIE(CLK_PCIE_P1_MAC_EN, "pcie_p1_mac_en", "pcie1_mac_en", 16),
+	GATE_PCIE(CLK_PCIE_P1_PIPE_EN, "pcie_p1_pipe_en", "pcie1_pipe_en", 17),
+	GATE_PCIE(CLK_PCIE_P0_AUX_EN, "pcie_p0_aux_en", "p0_1mhz", 18),
+	GATE_PCIE(CLK_PCIE_P0_OBFF_EN, "pcie_p0_obff_en", "free_run_4mhz", 19),
+	GATE_PCIE(CLK_PCIE_P0_AHB_EN, "pcie_p0_ahb_en", "from_top_ahb", 20),
+	GATE_PCIE(CLK_PCIE_P0_AXI_EN, "pcie_p0_axi_en", "from_top_axi", 21),
+	GATE_PCIE(CLK_PCIE_P0_MAC_EN, "pcie_p0_mac_en", "pcie0_mac_en", 22),
+	GATE_PCIE(CLK_PCIE_P0_PIPE_EN, "pcie_p0_pipe_en", "pcie0_pipe_en", 23),
+};
+
+static u16 rst_ofs[] = { 0x34, };
+
+static const struct mtk_clk_rst_desc clk_rst_desc = {
+	.version = MTK_RST_SIMPLE,
+	.rst_bank_ofs = rst_ofs,
+	.rst_bank_nr = ARRAY_SIZE(rst_ofs),
+};
+
+static const struct mtk_clk_desc ssusb_desc = {
+	.clks = ssusb_clks,
+	.num_clks = ARRAY_SIZE(ssusb_clks),
+	.rst_desc = &clk_rst_desc,
+};
+
+static const struct mtk_clk_desc pcie_desc = {
+	.clks = pcie_clks,
+	.num_clks = ARRAY_SIZE(pcie_clks),
+	.rst_desc = &clk_rst_desc,
+};
+
+static const struct of_device_id of_match_clk_mt7629_hif[] = {
+	{ .compatible = "mediatek,mt7629-pciesys", .data = &pcie_desc },
+	{ .compatible = "mediatek,mt7629-ssusbsys", .data = &ssusb_desc },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt7629_hif);
+
+static struct platform_driver clk_mt7629_hif_drv = {
+	.probe = mtk_clk_simple_probe,
+	.remove_new = mtk_clk_simple_remove,
+	.driver = {
+		.name = "clk-mt7629-hif",
+		.of_match_table = of_match_clk_mt7629_hif,
+	},
+};
+module_platform_driver(clk_mt7629_hif_drv);
+MODULE_LICENSE("GPL");