2021-10-18 11:49:44

by Sam Shih

[permalink] [raw]
Subject: [PATCH v5 0/5] Mediatek MT7986 basic clock support

This patch series add basic clock support for mediatek mt7986 SoC.
It is based on patch series "Add basic SoC support for mediatek mt7986"
https://lore.kernel.org/all/[email protected]/
and "clk: mediatek: Add API for clock resource recycle"
https://lore.kernel.org/linux-arm-kernel/[email protected]/

---
v5: used builtin_platform_driver instead of CLK_OF_DECLARE
follow recent clk-mt8195 clock patch series:
https://lore.kernel.org/linux-arm-kernel/[email protected]/

v4:
According to the maintainer’s suggestion, this patch splits the previous
thread into independent patch series.
This patch include clock driver and device tree update

Original thread:
https://lore.kernel.org/all/[email protected]/
https://lore.kernel.org/linux-arm-kernel/[email protected]/
---

Sam Shih (5):
dt-bindings: clock: mediatek: document clk bindings for mediatek
mt7986 SoC
clk: mediatek: add mt7986 clock IDs
clk: mediatek: add mt7986 clock support
arm64: dts: mediatek: add clock support for mt7986a
arm64: dts: mediatek: add clock support for mt7986b

.../arm/mediatek/mediatek,apmixedsys.txt | 1 +
.../bindings/arm/mediatek/mediatek,ethsys.txt | 1 +
.../arm/mediatek/mediatek,infracfg.txt | 1 +
.../arm/mediatek/mediatek,sgmiisys.txt | 2 +
.../arm/mediatek/mediatek,topckgen.txt | 1 +
arch/arm64/boot/dts/mediatek/mt7986a.dtsi | 68 +++-
arch/arm64/boot/dts/mediatek/mt7986b.dtsi | 68 +++-
drivers/clk/mediatek/Kconfig | 17 +
drivers/clk/mediatek/Makefile | 4 +
drivers/clk/mediatek/clk-mt7986-apmixed.c | 100 +++++
drivers/clk/mediatek/clk-mt7986-eth.c | 132 +++++++
drivers/clk/mediatek/clk-mt7986-infracfg.c | 224 ++++++++++++
drivers/clk/mediatek/clk-mt7986-topckgen.c | 342 ++++++++++++++++++
include/dt-bindings/clock/mt7986-clk.h | 169 +++++++++
14 files changed, 1120 insertions(+), 10 deletions(-)
create mode 100644 drivers/clk/mediatek/clk-mt7986-apmixed.c
create mode 100644 drivers/clk/mediatek/clk-mt7986-eth.c
create mode 100644 drivers/clk/mediatek/clk-mt7986-infracfg.c
create mode 100644 drivers/clk/mediatek/clk-mt7986-topckgen.c
create mode 100644 include/dt-bindings/clock/mt7986-clk.h

--
2.29.2


2021-10-18 11:49:49

by Sam Shih

[permalink] [raw]
Subject: [PATCH v5 1/5] dt-bindings: clock: mediatek: document clk bindings for mediatek mt7986 SoC

This patch adds the binding documentation for topckgen, apmixedsys,
infracfg, and ethernet subsystem clocks.

Signed-off-by: Sam Shih <[email protected]>
Acked-by: Rob Herring <[email protected]>
---
v4: separate clock part into a single patch series

Original thread:
https://lore.kernel.org/linux-arm-kernel/[email protected]/

v3: Added an Acked-by tag
v2: remove compatiable string 'mt7986-sgmiisys'
---
.../devicetree/bindings/arm/mediatek/mediatek,apmixedsys.txt | 1 +
.../devicetree/bindings/arm/mediatek/mediatek,ethsys.txt | 1 +
.../devicetree/bindings/arm/mediatek/mediatek,infracfg.txt | 1 +
.../devicetree/bindings/arm/mediatek/mediatek,sgmiisys.txt | 2 ++
.../devicetree/bindings/arm/mediatek/mediatek,topckgen.txt | 1 +
5 files changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,apmixedsys.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,apmixedsys.txt
index ea827e8763de..3fa755866528 100644
--- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,apmixedsys.txt
+++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,apmixedsys.txt
@@ -14,6 +14,7 @@ Required Properties:
- "mediatek,mt7622-apmixedsys"
- "mediatek,mt7623-apmixedsys", "mediatek,mt2701-apmixedsys"
- "mediatek,mt7629-apmixedsys"
+ - "mediatek,mt7986-apmixedsys"
- "mediatek,mt8135-apmixedsys"
- "mediatek,mt8167-apmixedsys", "syscon"
- "mediatek,mt8173-apmixedsys"
diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,ethsys.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,ethsys.txt
index 6b7e8067e7aa..0502db73686b 100644
--- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,ethsys.txt
+++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,ethsys.txt
@@ -10,6 +10,7 @@ Required Properties:
- "mediatek,mt7622-ethsys", "syscon"
- "mediatek,mt7623-ethsys", "mediatek,mt2701-ethsys", "syscon"
- "mediatek,mt7629-ethsys", "syscon"
+ - "mediatek,mt7986-ethsys", "syscon"
- #clock-cells: Must be 1
- #reset-cells: Must be 1

diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt
index eb3523c7a7be..f66bd720571d 100644
--- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt
+++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt
@@ -15,6 +15,7 @@ Required Properties:
- "mediatek,mt7622-infracfg", "syscon"
- "mediatek,mt7623-infracfg", "mediatek,mt2701-infracfg", "syscon"
- "mediatek,mt7629-infracfg", "syscon"
+ - "mediatek,mt7986-infracfg", "syscon"
- "mediatek,mt8135-infracfg", "syscon"
- "mediatek,mt8167-infracfg", "syscon"
- "mediatek,mt8173-infracfg", "syscon"
diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,sgmiisys.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,sgmiisys.txt
index 30cb645c0e54..29ca7a10b315 100644
--- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,sgmiisys.txt
+++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,sgmiisys.txt
@@ -8,6 +8,8 @@ Required Properties:
- compatible: Should be:
- "mediatek,mt7622-sgmiisys", "syscon"
- "mediatek,mt7629-sgmiisys", "syscon"
+ - "mediatek,mt7986-sgmiisys_0", "syscon"
+ - "mediatek,mt7986-sgmiisys_1", "syscon"
- #clock-cells: Must be 1

The SGMIISYS controller uses the common clk binding from
diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,topckgen.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,topckgen.txt
index 5ce7578cf274..b82422bb717f 100644
--- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,topckgen.txt
+++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,topckgen.txt
@@ -14,6 +14,7 @@ Required Properties:
- "mediatek,mt7622-topckgen"
- "mediatek,mt7623-topckgen", "mediatek,mt2701-topckgen"
- "mediatek,mt7629-topckgen"
+ - "mediatek,mt7986-topckgen", "syscon"
- "mediatek,mt8135-topckgen"
- "mediatek,mt8167-topckgen", "syscon"
- "mediatek,mt8173-topckgen"
--
2.29.2

2021-10-18 11:49:59

by Sam Shih

[permalink] [raw]
Subject: [PATCH v5 3/5] clk: mediatek: add mt7986 clock support

Add MT7986 clock support, include topckgen, apmixedsys,
infracfg, and ethernet subsystem clocks.

Signed-off-by: Sam Shih <[email protected]>
---
v5: used builtin_platform_driver instead of CLK_OF_DECLARE
follow recent clk-mt8195 clock patch series:
https://lore.kernel.org/linux-arm-kernel/[email protected]/

v4: separate clock part into a single patch series

Original thread:
https://lore.kernel.org/lkml/[email protected]/

v2: applied the comment suggested by reviewers:
- splited basic clock driver to apmixed, topckgen, and infracfg
- removed 1:1 factor clock
- renamed factor clock for easier to understand
---
drivers/clk/mediatek/Kconfig | 17 +
drivers/clk/mediatek/Makefile | 4 +
drivers/clk/mediatek/clk-mt7986-apmixed.c | 100 ++++++
drivers/clk/mediatek/clk-mt7986-eth.c | 132 ++++++++
drivers/clk/mediatek/clk-mt7986-infracfg.c | 224 ++++++++++++++
drivers/clk/mediatek/clk-mt7986-topckgen.c | 342 +++++++++++++++++++++
6 files changed, 819 insertions(+)
create mode 100644 drivers/clk/mediatek/clk-mt7986-apmixed.c
create mode 100644 drivers/clk/mediatek/clk-mt7986-eth.c
create mode 100644 drivers/clk/mediatek/clk-mt7986-infracfg.c
create mode 100644 drivers/clk/mediatek/clk-mt7986-topckgen.c

diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig
index 439b7c8d0d07..f5f0c0c1012a 100644
--- a/drivers/clk/mediatek/Kconfig
+++ b/drivers/clk/mediatek/Kconfig
@@ -344,6 +344,23 @@ config COMMON_CLK_MT7629_HIFSYS
This driver supports MediaTek MT7629 HIFSYS clocks providing
to PCI-E and USB.

+config COMMON_CLK_MT7986
+ bool "Clock driver for MediaTek MT7986"
+ depends on ARCH_MEDIATEK || COMPILE_TEST
+ select COMMON_CLK_MEDIATEK
+ default ARCH_MEDIATEK
+ help
+ This driver supports MediaTek MT7986 basic clocks and clocks
+ required for various periperals found on MediaTek.
+
+config COMMON_CLK_MT7986_ETHSYS
+ bool "Clock driver for MediaTek MT7986 ETHSYS"
+ depends on COMMON_CLK_MT7986
+ default COMMON_CLK_MT7986
+ help
+ This driver add support for clocks for Ethernet and SGMII
+ required on MediaTek MT7986 SoC.
+
config COMMON_CLK_MT8135
bool "Clock driver for MediaTek MT8135"
depends on (ARCH_MEDIATEK && ARM) || COMPILE_TEST
diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile
index 15bc045f0b71..fec514413c98 100644
--- a/drivers/clk/mediatek/Makefile
+++ b/drivers/clk/mediatek/Makefile
@@ -46,6 +46,10 @@ obj-$(CONFIG_COMMON_CLK_MT7622_AUDSYS) += clk-mt7622-aud.o
obj-$(CONFIG_COMMON_CLK_MT7629) += clk-mt7629.o
obj-$(CONFIG_COMMON_CLK_MT7629_ETHSYS) += clk-mt7629-eth.o
obj-$(CONFIG_COMMON_CLK_MT7629_HIFSYS) += clk-mt7629-hif.o
+obj-$(CONFIG_COMMON_CLK_MT7986) += clk-mt7986-apmixed.o
+obj-$(CONFIG_COMMON_CLK_MT7986) += clk-mt7986-topckgen.o
+obj-$(CONFIG_COMMON_CLK_MT7986) += clk-mt7986-infracfg.o
+obj-$(CONFIG_COMMON_CLK_MT7986_ETHSYS) += clk-mt7986-eth.o
obj-$(CONFIG_COMMON_CLK_MT8135) += clk-mt8135.o
obj-$(CONFIG_COMMON_CLK_MT8167) += clk-mt8167.o
obj-$(CONFIG_COMMON_CLK_MT8167_AUDSYS) += clk-mt8167-aud.o
diff --git a/drivers/clk/mediatek/clk-mt7986-apmixed.c b/drivers/clk/mediatek/clk-mt7986-apmixed.c
new file mode 100644
index 000000000000..76c8ebdeae96
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt7986-apmixed.c
@@ -0,0 +1,100 @@
+// SPDX-License-Identifier: GPL-1.0
+/*
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Sam Shih <[email protected]>
+ * Author: Wenzhen Yu <[email protected]>
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include "clk-mtk.h"
+#include "clk-gate.h"
+#include "clk-mux.h"
+
+#include <dt-bindings/clock/mt7986-clk.h>
+#include <linux/clk.h>
+
+#define MT7986_PLL_FMAX (2500UL * MHZ)
+#define CON0_MT7986_RST_BAR BIT(27)
+
+#define PLL_xtal(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \
+ _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, _pcw_shift, \
+ _div_table, _parent_name) \
+ { \
+ .id = _id, .name = _name, .reg = _reg, .pwr_reg = _pwr_reg, \
+ .en_mask = _en_mask, .flags = _flags, \
+ .rst_bar_mask = CON0_MT7986_RST_BAR, .fmax = MT7986_PLL_FMAX, \
+ .pcwbits = _pcwbits, .pd_reg = _pd_reg, .pd_shift = _pd_shift, \
+ .tuner_reg = _tuner_reg, .pcw_reg = _pcw_reg, \
+ .pcw_shift = _pcw_shift, .div_table = _div_table, \
+ .parent_name = _parent_name, \
+ }
+
+#define PLL(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, _pd_reg, \
+ _pd_shift, _tuner_reg, _pcw_reg, _pcw_shift) \
+ PLL_xtal(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \
+ _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, _pcw_shift, NULL, \
+ "clkxtal")
+
+static const struct mtk_pll_data plls[] = {
+ PLL(CLK_APMIXED_ARMPLL, "armpll", 0x0200, 0x020C, 0x00000001, 0, 32,
+ 0x0200, 4, 0, 0x0204, 0),
+ PLL(CLK_APMIXED_NET2PLL, "net2pll", 0x0210, 0x021C, 0x00000001, 0, 32,
+ 0x0210, 4, 0, 0x0214, 0),
+ PLL(CLK_APMIXED_MMPLL, "mmpll", 0x0220, 0x022C, 0x00000001, 0, 32,
+ 0x0220, 4, 0, 0x0224, 0),
+ PLL(CLK_APMIXED_SGMPLL, "sgmpll", 0x0230, 0x023c, 0x00000001, 0, 32,
+ 0x0230, 4, 0, 0x0234, 0),
+ PLL(CLK_APMIXED_WEDMCUPLL, "wedmcupll", 0x0240, 0x024c, 0x00000001, 0,
+ 32, 0x0240, 4, 0, 0x0244, 0),
+ PLL(CLK_APMIXED_NET1PLL, "net1pll", 0x0250, 0x025c, 0x00000001, 0, 32,
+ 0x0250, 4, 0, 0x0254, 0),
+ PLL(CLK_APMIXED_MPLL, "mpll", 0x0260, 0x0270, 0x00000001, 0, 32, 0x0260,
+ 4, 0, 0x0264, 0),
+ PLL(CLK_APMIXED_APLL2, "apll2", 0x0278, 0x0288, 0x00000001, 0, 32,
+ 0x0278, 4, 0, 0x027c, 0),
+};
+
+static const struct of_device_id of_match_clk_mt7986_apmixed[] = {
+ { .compatible = "mediatek,mt7986-apmixedsys", },
+ {}
+};
+
+static int clk_mt7986_apmixed_probe(struct platform_device *pdev)
+{
+ struct clk_onecell_data *clk_data;
+ struct device_node *node = pdev->dev.of_node;
+ int r;
+
+ clk_data = mtk_alloc_clk_data(ARRAY_SIZE(plls));
+ if (!clk_data)
+ return -ENOMEM;
+
+ mtk_clk_register_plls(node, plls, ARRAY_SIZE(plls), clk_data);
+
+ clk_prepare_enable(clk_data->clks[CLK_APMIXED_ARMPLL]);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+ if (r) {
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+ goto free_apmixed_data;
+ }
+ return r;
+
+free_apmixed_data:
+ mtk_free_clk_data(clk_data);
+ return r;
+}
+
+static struct platform_driver clk_mt7986_apmixed_drv = {
+ .probe = clk_mt7986_apmixed_probe,
+ .driver = {
+ .name = "clk-mt7986-apmixed",
+ .of_match_table = of_match_clk_mt7986_apmixed,
+ },
+};
+builtin_platform_driver(clk_mt7986_apmixed_drv);
diff --git a/drivers/clk/mediatek/clk-mt7986-eth.c b/drivers/clk/mediatek/clk-mt7986-eth.c
new file mode 100644
index 000000000000..495d023ccad7
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt7986-eth.c
@@ -0,0 +1,132 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Sam Shih <[email protected]>
+ * Author: Wenzhen Yu <[email protected]>
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt7986-clk.h>
+
+static const struct mtk_gate_regs sgmii0_cg_regs = {
+ .set_ofs = 0xe4,
+ .clr_ofs = 0xe4,
+ .sta_ofs = 0xe4,
+};
+
+#define GATE_SGMII0(_id, _name, _parent, _shift) \
+ { \
+ .id = _id, .name = _name, .parent_name = _parent, \
+ .regs = &sgmii0_cg_regs, .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_no_setclr_inv, \
+ }
+
+static const struct mtk_gate sgmii0_clks[] __initconst = {
+ GATE_SGMII0(CLK_SGMII0_TX250M_EN, "sgmii0_tx250m_en", "top_xtal", 2),
+ GATE_SGMII0(CLK_SGMII0_RX250M_EN, "sgmii0_rx250m_en", "top_xtal", 3),
+ GATE_SGMII0(CLK_SGMII0_CDR_REF, "sgmii0_cdr_ref", "top_xtal", 4),
+ GATE_SGMII0(CLK_SGMII0_CDR_FB, "sgmii0_cdr_fb", "top_xtal", 5),
+};
+
+static const struct mtk_gate_regs sgmii1_cg_regs = {
+ .set_ofs = 0xe4,
+ .clr_ofs = 0xe4,
+ .sta_ofs = 0xe4,
+};
+
+#define GATE_SGMII1(_id, _name, _parent, _shift) \
+ { \
+ .id = _id, .name = _name, .parent_name = _parent, \
+ .regs = &sgmii1_cg_regs, .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_no_setclr_inv, \
+ }
+
+static const struct mtk_gate sgmii1_clks[] __initconst = {
+ GATE_SGMII1(CLK_SGMII1_TX250M_EN, "sgmii1_tx250m_en", "top_xtal", 2),
+ GATE_SGMII1(CLK_SGMII1_RX250M_EN, "sgmii1_rx250m_en", "top_xtal", 3),
+ GATE_SGMII1(CLK_SGMII1_CDR_REF, "sgmii1_cdr_ref", "top_xtal", 4),
+ GATE_SGMII1(CLK_SGMII1_CDR_FB, "sgmii1_cdr_fb", "top_xtal", 5),
+};
+
+static const struct mtk_gate_regs eth_cg_regs = {
+ .set_ofs = 0x30,
+ .clr_ofs = 0x30,
+ .sta_ofs = 0x30,
+};
+
+#define GATE_ETH(_id, _name, _parent, _shift) \
+ { \
+ .id = _id, .name = _name, .parent_name = _parent, \
+ .regs = &eth_cg_regs, .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_no_setclr_inv, \
+ }
+
+static const struct mtk_gate eth_clks[] __initconst = {
+ GATE_ETH(CLK_ETH_FE_EN, "eth_fe_en", "netsys_2x_sel", 6),
+ GATE_ETH(CLK_ETH_GP2_EN, "eth_gp2_en", "sgm_325m_sel", 7),
+ GATE_ETH(CLK_ETH_GP1_EN, "eth_gp1_en", "sgm_325m_sel", 8),
+ GATE_ETH(CLK_ETH_WOCPU1_EN, "eth_wocpu1_en", "netsys_mcu_sel", 14),
+ GATE_ETH(CLK_ETH_WOCPU0_EN, "eth_wocpu0_en", "netsys_mcu_sel", 15),
+};
+
+static void __init mtk_sgmiisys_0_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+ int r;
+
+ clk_data = mtk_alloc_clk_data(ARRAY_SIZE(sgmii0_clks));
+
+ mtk_clk_register_gates(node, sgmii0_clks, ARRAY_SIZE(sgmii0_clks),
+ clk_data);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+ if (r)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+}
+CLK_OF_DECLARE(mtk_sgmiisys_0, "mediatek,mt7986-sgmiisys_0",
+ mtk_sgmiisys_0_init);
+
+static void __init mtk_sgmiisys_1_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+ int r;
+
+ clk_data = mtk_alloc_clk_data(ARRAY_SIZE(sgmii1_clks));
+
+ mtk_clk_register_gates(node, sgmii1_clks, ARRAY_SIZE(sgmii1_clks),
+ clk_data);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+
+ if (r)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+}
+CLK_OF_DECLARE(mtk_sgmiisys_1, "mediatek,mt7986-sgmiisys_1",
+ mtk_sgmiisys_1_init);
+
+static void __init mtk_ethsys_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+ int r;
+
+ clk_data = mtk_alloc_clk_data(ARRAY_SIZE(eth_clks));
+
+ mtk_clk_register_gates(node, eth_clks, ARRAY_SIZE(eth_clks), clk_data);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+
+ if (r)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+}
+CLK_OF_DECLARE(mtk_ethsys, "mediatek,mt7986-ethsys_ck", mtk_ethsys_init);
diff --git a/drivers/clk/mediatek/clk-mt7986-infracfg.c b/drivers/clk/mediatek/clk-mt7986-infracfg.c
new file mode 100644
index 000000000000..3be168c34fc0
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt7986-infracfg.c
@@ -0,0 +1,224 @@
+// SPDX-License-Identifier: GPL-1.0
+/*
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Sam Shih <[email protected]>
+ * Author: Wenzhen Yu <[email protected]>
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include "clk-mtk.h"
+#include "clk-gate.h"
+#include "clk-mux.h"
+
+#include <dt-bindings/clock/mt7986-clk.h>
+#include <linux/clk.h>
+
+static DEFINE_SPINLOCK(mt7986_clk_lock);
+
+static const struct mtk_fixed_factor infra_divs[] = {
+ FACTOR(CLK_INFRA_SYSAXI_D2, "infra_sysaxi_d2", "sysaxi_sel", 1, 2),
+};
+
+static const char *const infra_uart_parent[] __initconst = { "csw_f26m_sel",
+ "uart_sel" };
+
+static const char *const infra_spi_parents[] __initconst = { "i2c_sel",
+ "spi_sel" };
+
+static const char *const infra_pwm_bsel_parents[] __initconst = {
+ "top_rtc_32p7k", "csw_f26m_sel", "infra_sysaxi_d2", "pwm_sel"
+};
+
+static const char *const infra_pcie_parents[] __initconst = {
+ "top_rtc_32p7k", "csw_f26m_sel", "top_xtal", "pextp_tl_ck_sel"
+};
+
+static const struct mtk_mux infra_muxes[] = {
+ /* MODULE_CLK_SEL_0 */
+ MUX_GATE_CLR_SET_UPD(CLK_INFRA_UART0_SEL, "infra_uart0_sel",
+ infra_uart_parent, 0x0018, 0x0010, 0x0014, 0, 1,
+ -1, -1, -1),
+ MUX_GATE_CLR_SET_UPD(CLK_INFRA_UART1_SEL, "infra_uart1_sel",
+ infra_uart_parent, 0x0018, 0x0010, 0x0014, 1, 1,
+ -1, -1, -1),
+ MUX_GATE_CLR_SET_UPD(CLK_INFRA_UART2_SEL, "infra_uart2_sel",
+ infra_uart_parent, 0x0018, 0x0010, 0x0014, 2, 1,
+ -1, -1, -1),
+ MUX_GATE_CLR_SET_UPD(CLK_INFRA_SPI0_SEL, "infra_spi0_sel",
+ infra_spi_parents, 0x0018, 0x0010, 0x0014, 4, 1,
+ -1, -1, -1),
+ MUX_GATE_CLR_SET_UPD(CLK_INFRA_SPI1_SEL, "infra_spi1_sel",
+ infra_spi_parents, 0x0018, 0x0010, 0x0014, 5, 1,
+ -1, -1, -1),
+ MUX_GATE_CLR_SET_UPD(CLK_INFRA_PWM1_SEL, "infra_pwm1_sel",
+ infra_pwm_bsel_parents, 0x0018, 0x0010, 0x0014, 9,
+ 2, -1, -1, -1),
+ MUX_GATE_CLR_SET_UPD(CLK_INFRA_PWM2_SEL, "infra_pwm2_sel",
+ infra_pwm_bsel_parents, 0x0018, 0x0010, 0x0014, 11,
+ 2, -1, -1, -1),
+ MUX_GATE_CLR_SET_UPD(CLK_INFRA_PWM_BSEL, "infra_pwm_bsel",
+ infra_pwm_bsel_parents, 0x0018, 0x0010, 0x0014, 13,
+ 2, -1, -1, -1),
+ /* MODULE_CLK_SEL_1 */
+ MUX_GATE_CLR_SET_UPD(CLK_INFRA_PCIE_SEL, "infra_pcie_sel",
+ infra_pcie_parents, 0x0028, 0x0020, 0x0024, 0, 2,
+ -1, -1, -1),
+};
+
+static const struct mtk_gate_regs infra0_cg_regs = {
+ .set_ofs = 0x40,
+ .clr_ofs = 0x44,
+ .sta_ofs = 0x48,
+};
+
+static const struct mtk_gate_regs infra1_cg_regs = {
+ .set_ofs = 0x50,
+ .clr_ofs = 0x54,
+ .sta_ofs = 0x58,
+};
+
+static const struct mtk_gate_regs infra2_cg_regs = {
+ .set_ofs = 0x60,
+ .clr_ofs = 0x64,
+ .sta_ofs = 0x68,
+};
+
+#define GATE_INFRA0(_id, _name, _parent, _shift) \
+ { \
+ .id = _id, .name = _name, .parent_name = _parent, \
+ .regs = &infra0_cg_regs, .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+#define GATE_INFRA1(_id, _name, _parent, _shift) \
+ { \
+ .id = _id, .name = _name, .parent_name = _parent, \
+ .regs = &infra1_cg_regs, .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+#define GATE_INFRA2(_id, _name, _parent, _shift) \
+ { \
+ .id = _id, .name = _name, .parent_name = _parent, \
+ .regs = &infra2_cg_regs, .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+static const struct mtk_gate infra_clks[] = {
+ /* INFRA0 */
+ GATE_INFRA0(CLK_INFRA_GPT_STA, "infra_gpt_sta", "infra_sysaxi_d2", 0),
+ GATE_INFRA0(CLK_INFRA_PWM_HCK, "infra_pwm_hck", "infra_sysaxi_d2", 1),
+ GATE_INFRA0(CLK_INFRA_PWM_STA, "infra_pwm_sta", "infra_pwm_bsel", 2),
+ GATE_INFRA0(CLK_INFRA_PWM1_CK, "infra_pwm1", "infra_pwm1_sel", 3),
+ GATE_INFRA0(CLK_INFRA_PWM2_CK, "infra_pwm2", "infra_pwm2_sel", 4),
+ GATE_INFRA0(CLK_INFRA_CQ_DMA_CK, "infra_cq_dma", "sysaxi_sel", 6),
+ GATE_INFRA0(CLK_INFRA_EIP97_CK, "infra_eip97", "eip_b_sel", 7),
+ GATE_INFRA0(CLK_INFRA_AUD_BUS_CK, "infra_aud_bus", "sysaxi_sel", 8),
+ GATE_INFRA0(CLK_INFRA_AUD_26M_CK, "infra_aud_26m", "csw_f26m_sel", 9),
+ GATE_INFRA0(CLK_INFRA_AUD_L_CK, "infra_aud_l", "aud_l_sel", 10),
+ GATE_INFRA0(CLK_INFRA_AUD_AUD_CK, "infra_aud_aud", "a1sys_sel", 11),
+ GATE_INFRA0(CLK_INFRA_AUD_EG2_CK, "infra_aud_eg2", "a_tuner_sel", 13),
+ GATE_INFRA0(CLK_INFRA_DRAMC_26M_CK, "infra_dramc_26m", "csw_f26m_sel",
+ 14),
+ GATE_INFRA0(CLK_INFRA_DBG_CK, "infra_dbg", "infra_sysaxi_d2", 15),
+ GATE_INFRA0(CLK_INFRA_AP_DMA_CK, "infra_ap_dma", "infra_sysaxi_d2", 16),
+ GATE_INFRA0(CLK_INFRA_SEJ_CK, "infra_sej", "infra_sysaxi_d2", 24),
+ GATE_INFRA0(CLK_INFRA_SEJ_13M_CK, "infra_sej_13m", "csw_f26m_sel", 25),
+ GATE_INFRA0(CLK_INFRA_TRNG_CK, "infra_trng", "sysaxi_sel", 26),
+ /* INFRA1 */
+ GATE_INFRA1(CLK_INFRA_THERM_CK, "infra_therm", "csw_f26m_sel", 0),
+ GATE_INFRA1(CLK_INFRA_I2C0_CK, "infra_i2c0", "i2c_sel", 1),
+ GATE_INFRA1(CLK_INFRA_UART0_CK, "infra_uart0", "infra_uart0_sel", 2),
+ GATE_INFRA1(CLK_INFRA_UART1_CK, "infra_uart1", "infra_uart1_sel", 3),
+ GATE_INFRA1(CLK_INFRA_UART2_CK, "infra_uart2", "infra_uart2_sel", 4),
+ GATE_INFRA1(CLK_INFRA_NFI1_CK, "infra_nfi1", "nfi1x_sel", 8),
+ GATE_INFRA1(CLK_INFRA_SPINFI1_CK, "infra_spinfi1", "spinfi_sel", 9),
+ GATE_INFRA1(CLK_INFRA_NFI_HCK_CK, "infra_nfi_hck", "infra_sysaxi_d2",
+ 10),
+ GATE_INFRA1(CLK_INFRA_SPI0_CK, "infra_spi0", "infra_spi0_sel", 11),
+ GATE_INFRA1(CLK_INFRA_SPI1_CK, "infra_spi1", "infra_spi1_sel", 12),
+ GATE_INFRA1(CLK_INFRA_SPI0_HCK_CK, "infra_spi0_hck", "infra_sysaxi_d2",
+ 13),
+ GATE_INFRA1(CLK_INFRA_SPI1_HCK_CK, "infra_spi1_hck", "infra_sysaxi_d2",
+ 14),
+ GATE_INFRA1(CLK_INFRA_FRTC_CK, "infra_frtc", "top_rtc_32k", 15),
+ GATE_INFRA1(CLK_INFRA_MSDC_CK, "infra_msdc", "emmc_416m_sel", 16),
+ GATE_INFRA1(CLK_INFRA_MSDC_HCK_CK, "infra_msdc_hck", "emmc_250m_sel",
+ 17),
+ GATE_INFRA1(CLK_INFRA_MSDC_133M_CK, "infra_msdc_133m", "sysaxi_sel",
+ 18),
+ GATE_INFRA1(CLK_INFRA_MSDC_66M_CK, "infra_msdc_66m", "infra_sysaxi_d2",
+ 19),
+ GATE_INFRA1(CLK_INFRA_ADC_26M_CK, "infra_adc_26m", "csw_f26m_sel", 20),
+ GATE_INFRA1(CLK_INFRA_ADC_FRC_CK, "infra_adc_frc", "csw_f26m_sel", 21),
+ GATE_INFRA1(CLK_INFRA_FBIST2FPC_CK, "infra_fbist2fpc", "nfi1x_sel", 23),
+ /* INFRA2 */
+ GATE_INFRA2(CLK_INFRA_IUSB_133_CK, "infra_iusb_133", "sysaxi_sel", 0),
+ GATE_INFRA2(CLK_INFRA_IUSB_66M_CK, "infra_iusb_66m", "infra_sysaxi_d2",
+ 1),
+ GATE_INFRA2(CLK_INFRA_IUSB_SYS_CK, "infra_iusb_sys", "u2u3_sys_sel", 2),
+ GATE_INFRA2(CLK_INFRA_IUSB_CK, "infra_iusb", "u2u3_sel", 3),
+ GATE_INFRA2(CLK_INFRA_IPCIE_CK, "infra_ipcie", "pextp_tl_ck_sel", 12),
+ GATE_INFRA2(CLK_INFRA_IPCIE_PIPE_CK, "infra_ipcie_pipe", "top_xtal",
+ 13),
+ GATE_INFRA2(CLK_INFRA_IPCIER_CK, "infra_ipcier", "csw_f26m_sel", 14),
+ GATE_INFRA2(CLK_INFRA_IPCIEB_CK, "infra_ipcieb", "sysaxi_sel", 15),
+};
+
+static int clk_mt7986_infracfg_probe(struct platform_device *pdev)
+{
+ struct clk_onecell_data *clk_data;
+ struct device_node *node = pdev->dev.of_node;
+ int r;
+ void __iomem *base;
+ int nr = ARRAY_SIZE(infra_divs) + ARRAY_SIZE(infra_muxes) +
+ ARRAY_SIZE(infra_clks);
+
+ base = of_iomap(node, 0);
+ if (!base) {
+ pr_err("%s(): ioremap failed\n", __func__);
+ return -ENOMEM;
+ }
+
+ clk_data = mtk_alloc_clk_data(nr);
+
+ if (!clk_data)
+ return -ENOMEM;
+
+ mtk_clk_register_factors(infra_divs, ARRAY_SIZE(infra_divs), clk_data);
+ mtk_clk_register_muxes(infra_muxes, ARRAY_SIZE(infra_muxes), node,
+ &mt7986_clk_lock, clk_data);
+ mtk_clk_register_gates(node, infra_clks, ARRAY_SIZE(infra_clks),
+ clk_data);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+ if (r) {
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+ goto free_infracfg_data;
+ }
+ return r;
+
+free_infracfg_data:
+ mtk_free_clk_data(clk_data);
+ return r;
+
+}
+
+static const struct of_device_id of_match_clk_mt7986_infracfg[] = {
+ { .compatible = "mediatek,mt7986-infracfg", },
+ {}
+};
+
+static struct platform_driver clk_mt7986_infracfg_drv = {
+ .probe = clk_mt7986_infracfg_probe,
+ .driver = {
+ .name = "clk-mt7986-infracfg",
+ .of_match_table = of_match_clk_mt7986_infracfg,
+ },
+};
+builtin_platform_driver(clk_mt7986_infracfg_drv);
diff --git a/drivers/clk/mediatek/clk-mt7986-topckgen.c b/drivers/clk/mediatek/clk-mt7986-topckgen.c
new file mode 100644
index 000000000000..8550e2be7773
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt7986-topckgen.c
@@ -0,0 +1,342 @@
+// SPDX-License-Identifier: GPL-1.0
+/*
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Sam Shih <[email protected]>
+ * Author: Wenzhen Yu <[email protected]>
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include "clk-mtk.h"
+#include "clk-gate.h"
+#include "clk-mux.h"
+
+#include <dt-bindings/clock/mt7986-clk.h>
+#include <linux/clk.h>
+
+static DEFINE_SPINLOCK(mt7986_clk_lock);
+
+static const struct mtk_fixed_clk top_fixed_clks[] = {
+ FIXED_CLK(CLK_TOP_XTAL, "top_xtal", "clkxtal", 40000000),
+ FIXED_CLK(CLK_TOP_JTAG, "top_jtag", "clkxtal", 50000000),
+};
+
+static const struct mtk_fixed_factor top_divs[] = {
+ /* XTAL */
+ FACTOR(CLK_TOP_XTAL_D2, "top_xtal_d2", "top_xtal", 1, 2),
+ FACTOR(CLK_TOP_RTC_32K, "top_rtc_32k", "top_xtal", 1, 1250),
+ FACTOR(CLK_TOP_RTC_32P7K, "top_rtc_32p7k", "top_xtal", 1, 1220),
+ /* MPLL */
+ FACTOR(CLK_TOP_MPLL_D2, "top_mpll_d2", "mpll", 1, 2),
+ FACTOR(CLK_TOP_MPLL_D4, "top_mpll_d4", "mpll", 1, 4),
+ FACTOR(CLK_TOP_MPLL_D8, "top_mpll_d8", "mpll", 1, 8),
+ FACTOR(CLK_TOP_MPLL_D8_D2, "top_mpll_d8_d2", "mpll", 1, 16),
+ FACTOR(CLK_TOP_MPLL_D3_D2, "top_mpll_d3_d2", "mpll", 1, 6),
+ /* MMPLL */
+ FACTOR(CLK_TOP_MMPLL_D2, "top_mmpll_d2", "mmpll", 1, 2),
+ FACTOR(CLK_TOP_MMPLL_D4, "top_mmpll_d4", "mmpll", 1, 4),
+ FACTOR(CLK_TOP_MMPLL_D8, "top_mmpll_d8", "mmpll", 1, 8),
+ FACTOR(CLK_TOP_MMPLL_D8_D2, "top_mmpll_d8_d2", "mmpll", 1, 16),
+ FACTOR(CLK_TOP_MMPLL_D3_D8, "top_mmpll_d3_d8", "mmpll", 1, 24),
+ FACTOR(CLK_TOP_MMPLL_U2PHY, "top_mmpll_u2phy", "mmpll", 1, 30),
+ /* APLL2 */
+ FACTOR(CLK_TOP_APLL2_D4, "top_apll2_d4", "apll2", 1, 4),
+ /* NET1PLL */
+ FACTOR(CLK_TOP_NET1PLL_D4, "top_net1pll_d4", "net1pll", 1, 4),
+ FACTOR(CLK_TOP_NET1PLL_D5, "top_net1pll_d5", "net1pll", 1, 5),
+ FACTOR(CLK_TOP_NET1PLL_D5_D2, "top_net1pll_d5_d2", "net1pll", 1, 10),
+ FACTOR(CLK_TOP_NET1PLL_D5_D4, "top_net1pll_d5_d4", "net1pll", 1, 20),
+ FACTOR(CLK_TOP_NET1PLL_D8_D2, "top_net1pll_d8_d2", "net1pll", 1, 16),
+ FACTOR(CLK_TOP_NET1PLL_D8_D4, "top_net1pll_d8_d4", "net1pll", 1, 32),
+ /* NET2PLL */
+ FACTOR(CLK_TOP_NET2PLL_D4, "top_net2pll_d4", "net2pll", 1, 4),
+ FACTOR(CLK_TOP_NET2PLL_D4_D2, "top_net2pll_d4_d2", "net2pll", 1, 8),
+ FACTOR(CLK_TOP_NET2PLL_D3_D2, "top_net2pll_d3_d2", "net2pll", 1, 2),
+ /* WEDMCUPLL */
+ FACTOR(CLK_TOP_WEDMCUPLL_D5_D2, "top_wedmcupll_d5_d2", "wedmcupll", 1,
+ 10),
+};
+
+static const char *const nfi1x_parents[] __initconst = { "top_xtal",
+ "top_mmpll_d8",
+ "top_net1pll_d8_d2",
+ "top_net2pll_d3_d2",
+ "top_mpll_d4",
+ "top_mmpll_d8_d2",
+ "top_wedmcupll_d5_d2",
+ "top_mpll_d8" };
+
+static const char *const spinfi_parents[] __initconst = {
+ "top_xtal_d2", "top_xtal", "top_net1pll_d5_d4",
+ "top_mpll_d4", "top_mmpll_d8_d2", "top_wedmcupll_d5_d2",
+ "top_mmpll_d3_d8", "top_mpll_d8"
+};
+
+static const char *const spi_parents[] __initconst = {
+ "top_xtal", "top_mpll_d2", "top_mmpll_d8",
+ "top_net1pll_d8_d2", "top_net2pll_d3_d2", "top_net1pll_d5_d4",
+ "top_mpll_d4", "top_wedmcupll_d5_d2"
+};
+
+static const char *const uart_parents[] __initconst = { "top_xtal",
+ "top_mpll_d8",
+ "top_mpll_d8_d2" };
+
+static const char *const pwm_parents[] __initconst = {
+ "top_xtal", "top_net1pll_d8_d2", "top_net1pll_d5_d4", "top_mpll_d4"
+};
+
+static const char *const i2c_parents[] __initconst = {
+ "top_xtal", "top_net1pll_d5_d4", "top_mpll_d4", "top_net1pll_d8_d4"
+};
+
+static const char *const pextp_tl_ck_parents[] __initconst = {
+ "top_xtal", "top_net1pll_d5_d4", "top_net2pll_d4_d2", "top_rtc_32k"
+};
+
+static const char *const emmc_250m_parents[] __initconst = {
+ "top_xtal", "top_net1pll_d5_d2"
+};
+
+static const char *const emmc_416m_parents[] __initconst = { "top_xtal",
+ "mpll" };
+
+static const char *const f_26m_adc_parents[] __initconst = { "top_xtal",
+ "top_mpll_d8_d2" };
+
+static const char *const dramc_md32_parents[] __initconst = { "top_xtal",
+ "top_mpll_d2" };
+
+static const char *const sysaxi_parents[] __initconst = { "top_xtal",
+ "top_net1pll_d8_d2",
+ "top_net2pll_d4" };
+
+static const char *const sysapb_parents[] __initconst = { "top_xtal",
+ "top_mpll_d3_d2",
+ "top_net2pll_d4_d2" };
+
+static const char *const arm_db_main_parents[] __initconst = {
+ "top_xtal", "top_net2pll_d3_d2"
+};
+
+static const char *const arm_db_jtsel_parents[] __initconst = { "top_jtag",
+ "top_xtal" };
+
+static const char *const netsys_parents[] __initconst = { "top_xtal",
+ "top_mmpll_d4" };
+
+static const char *const netsys_500m_parents[] __initconst = {
+ "top_xtal", "top_net1pll_d5"
+};
+
+static const char *const netsys_mcu_parents[] __initconst = {
+ "top_xtal", "wedmcupll", "top_mmpll_d2", "top_net1pll_d4",
+ "top_net1pll_d5"
+};
+
+static const char *const netsys_2x_parents[] __initconst = {
+ "top_xtal", "net2pll", "wedmcupll", "top_mmpll_d2"
+};
+
+static const char *const sgm_325m_parents[] __initconst = { "top_xtal",
+ "sgmpll" };
+
+static const char *const sgm_reg_parents[] __initconst = {
+ "top_xtal", "top_net1pll_d8_d4"
+};
+
+static const char *const a1sys_parents[] __initconst = { "top_xtal",
+ "top_apll2_d4" };
+
+static const char *const conn_mcusys_parents[] __initconst = { "top_xtal",
+ "top_mmpll_d2" };
+
+static const char *const eip_b_parents[] __initconst = { "top_xtal",
+ "net2pll" };
+
+static const char *const aud_l_parents[] __initconst = { "top_xtal", "apll2",
+ "top_mpll_d8_d2" };
+
+static const char *const a_tuner_parents[] __initconst = { "top_xtal",
+ "top_apll2_d4",
+ "top_mpll_d8_d2" };
+
+static const char *const u2u3_sys_parents[] __initconst = {
+ "top_xtal", "top_net1pll_d5_d4"
+};
+
+static const char *const da_u2_refsel_parents[] __initconst = {
+ "top_xtal", "top_mmpll_u2phy"
+};
+
+static const struct mtk_mux top_muxes[] = {
+ /* CLK_CFG_0 */
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_NFI1X_SEL, "nfi1x_sel", nfi1x_parents,
+ 0x000, 0x004, 0x008, 0, 3, 7, 0x1C0, 0),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_SPINFI_SEL, "spinfi_sel", spinfi_parents,
+ 0x000, 0x004, 0x008, 8, 3, 15, 0x1C0, 1),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_SPI_SEL, "spi_sel", spi_parents, 0x000,
+ 0x004, 0x008, 16, 3, 23, 0x1C0, 2),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_SPIM_MST_SEL, "spim_mst_sel", spi_parents,
+ 0x000, 0x004, 0x008, 24, 3, 31, 0x1C0, 3),
+ /* CLK_CFG_1 */
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_UART_SEL, "uart_sel", uart_parents, 0x010,
+ 0x014, 0x018, 0, 2, 7, 0x1C0, 4),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_PWM_SEL, "pwm_sel", pwm_parents, 0x010,
+ 0x014, 0x018, 8, 2, 15, 0x1C0, 5),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_I2C_SEL, "i2c_sel", i2c_parents, 0x010,
+ 0x014, 0x018, 16, 2, 23, 0x1C0, 6),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_PEXTP_TL_SEL, "pextp_tl_ck_sel",
+ pextp_tl_ck_parents, 0x010, 0x014, 0x018, 24, 2,
+ 31, 0x1C0, 7),
+ /* CLK_CFG_2 */
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_EMMC_250M_SEL, "emmc_250m_sel",
+ emmc_250m_parents, 0x020, 0x024, 0x028, 0, 1, 7,
+ 0x1C0, 8),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_EMMC_416M_SEL, "emmc_416m_sel",
+ emmc_416m_parents, 0x020, 0x024, 0x028, 8, 1, 15,
+ 0x1C0, 9),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_F_26M_ADC_SEL, "f_26m_adc_sel",
+ f_26m_adc_parents, 0x020, 0x024, 0x028, 16, 1, 23,
+ 0x1C0, 10),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_DRAMC_SEL, "dramc_sel", f_26m_adc_parents,
+ 0x020, 0x024, 0x028, 24, 1, 31, 0x1C0, 11),
+ /* CLK_CFG_3 */
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_DRAMC_MD32_SEL, "dramc_md32_sel",
+ dramc_md32_parents, 0x030, 0x034, 0x038, 0, 1, 7,
+ 0x1C0, 12),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_SYSAXI_SEL, "sysaxi_sel", sysaxi_parents,
+ 0x030, 0x034, 0x038, 8, 2, 15, 0x1C0, 13),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_SYSAPB_SEL, "sysapb_sel", sysapb_parents,
+ 0x030, 0x034, 0x038, 16, 2, 23, 0x1C0, 14),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_ARM_DB_MAIN_SEL, "arm_db_main_sel",
+ arm_db_main_parents, 0x030, 0x034, 0x038, 24, 1,
+ 31, 0x1C0, 15),
+ /* CLK_CFG_4 */
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_ARM_DB_JTSEL, "arm_db_jtsel",
+ arm_db_jtsel_parents, 0x040, 0x044, 0x048, 0, 1, 7,
+ 0x1C0, 16),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_NETSYS_SEL, "netsys_sel", netsys_parents,
+ 0x040, 0x044, 0x048, 8, 1, 15, 0x1C0, 17),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_NETSYS_500M_SEL, "netsys_500m_sel",
+ netsys_500m_parents, 0x040, 0x044, 0x048, 16, 1,
+ 23, 0x1C0, 18),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_NETSYS_MCU_SEL, "netsys_mcu_sel",
+ netsys_mcu_parents, 0x040, 0x044, 0x048, 24, 3, 31,
+ 0x1C0, 19),
+ /* CLK_CFG_5 */
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_NETSYS_2X_SEL, "netsys_2x_sel",
+ netsys_2x_parents, 0x050, 0x054, 0x058, 0, 2, 7,
+ 0x1C0, 20),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_SGM_325M_SEL, "sgm_325m_sel",
+ sgm_325m_parents, 0x050, 0x054, 0x058, 8, 1, 15,
+ 0x1C0, 21),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_SGM_REG_SEL, "sgm_reg_sel",
+ sgm_reg_parents, 0x050, 0x054, 0x058, 16, 1, 23,
+ 0x1C0, 22),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_A1SYS_SEL, "a1sys_sel", a1sys_parents,
+ 0x050, 0x054, 0x058, 24, 1, 31, 0x1C0, 23),
+ /* CLK_CFG_6 */
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_CONN_MCUSYS_SEL, "conn_mcusys_sel",
+ conn_mcusys_parents, 0x060, 0x064, 0x068, 0, 1, 7,
+ 0x1C0, 24),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_EIP_B_SEL, "eip_b_sel", eip_b_parents,
+ 0x060, 0x064, 0x068, 8, 1, 15, 0x1C0, 25),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_PCIE_PHY_SEL, "pcie_phy_sel",
+ f_26m_adc_parents, 0x060, 0x064, 0x068, 16, 1, 23,
+ 0x1C0, 26),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_USB3_PHY_SEL, "usb3_phy_sel",
+ f_26m_adc_parents, 0x060, 0x064, 0x068, 24, 1, 31,
+ 0x1C0, 27),
+ /* CLK_CFG_7 */
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_F26M_SEL, "csw_f26m_sel",
+ f_26m_adc_parents, 0x070, 0x074, 0x078, 0, 1, 7,
+ 0x1C0, 28),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_AUD_L_SEL, "aud_l_sel", aud_l_parents,
+ 0x070, 0x074, 0x078, 8, 2, 15, 0x1C0, 29),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_A_TUNER_SEL, "a_tuner_sel",
+ a_tuner_parents, 0x070, 0x074, 0x078, 16, 2, 23,
+ 0x1C0, 30),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_U2U3_SEL, "u2u3_sel", f_26m_adc_parents,
+ 0x070, 0x074, 0x078, 24, 1, 31, 0x1C4, 0),
+ /* CLK_CFG_8 */
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_U2U3_SYS_SEL, "u2u3_sys_sel",
+ u2u3_sys_parents, 0x080, 0x084, 0x088, 0, 1, 7,
+ 0x1C4, 1),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_U2U3_XHCI_SEL, "u2u3_xhci_sel",
+ u2u3_sys_parents, 0x080, 0x084, 0x088, 8, 1, 15,
+ 0x1C4, 2),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_DA_U2_REFSEL, "da_u2_refsel",
+ da_u2_refsel_parents, 0x080, 0x084, 0x088, 16, 1,
+ 23, 0x1C4, 3),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_DA_U2_CK_1P_SEL, "da_u2_ck_1p_sel",
+ da_u2_refsel_parents, 0x080, 0x084, 0x088, 24, 1,
+ 31, 0x1C4, 4),
+ /* CLK_CFG_9 */
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_AP2CNN_HOST_SEL, "ap2cnn_host_sel",
+ sgm_reg_parents, 0x090, 0x094, 0x098, 0, 1, 7,
+ 0x1C4, 5),
+};
+
+static int clk_mt7986_topckgen_probe(struct platform_device *pdev)
+{
+ struct clk_onecell_data *clk_data;
+ struct device_node *node = pdev->dev.of_node;
+ int r;
+ void __iomem *base;
+ int nr = ARRAY_SIZE(top_fixed_clks) + ARRAY_SIZE(top_divs) +
+ ARRAY_SIZE(top_muxes);
+
+ base = of_iomap(node, 0);
+ if (!base) {
+ pr_err("%s(): ioremap failed\n", __func__);
+ return -ENOMEM;
+ }
+
+ clk_data = mtk_alloc_clk_data(nr);
+ if (!clk_data)
+ return -ENOMEM;
+
+ mtk_clk_register_fixed_clks(top_fixed_clks, ARRAY_SIZE(top_fixed_clks),
+ clk_data);
+ mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), clk_data);
+ mtk_clk_register_muxes(top_muxes, ARRAY_SIZE(top_muxes), node,
+ &mt7986_clk_lock, clk_data);
+
+ clk_prepare_enable(clk_data->clks[CLK_TOP_SYSAXI_SEL]);
+ clk_prepare_enable(clk_data->clks[CLK_TOP_SYSAPB_SEL]);
+ clk_prepare_enable(clk_data->clks[CLK_TOP_DRAMC_SEL]);
+ clk_prepare_enable(clk_data->clks[CLK_TOP_DRAMC_MD32_SEL]);
+ clk_prepare_enable(clk_data->clks[CLK_TOP_F26M_SEL]);
+ clk_prepare_enable(clk_data->clks[CLK_TOP_SGM_REG_SEL]);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+
+ if (r) {
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+ goto free_topckgen_data;
+ }
+ return r;
+
+free_topckgen_data:
+ mtk_free_clk_data(clk_data);
+ return r;
+}
+
+static const struct of_device_id of_match_clk_mt7986_topckgen[] = {
+ { .compatible = "mediatek,mt7986-topckgen", },
+ {}
+};
+
+static struct platform_driver clk_mt7986_topckgen_drv = {
+ .probe = clk_mt7986_topckgen_probe,
+ .driver = {
+ .name = "clk-mt7986-topckgen",
+ .of_match_table = of_match_clk_mt7986_topckgen,
+ },
+};
+builtin_platform_driver(clk_mt7986_topckgen_drv);
--
2.29.2

2021-10-18 11:50:16

by Sam Shih

[permalink] [raw]
Subject: [PATCH v5 4/5] arm64: dts: mediatek: add clock support for mt7986a

Add clock controller nodes, include 40M clock source, topckgen,
infracfg, apmixedsys and ethernet subsystem.

Signed-off-by: Sam Shih <[email protected]>
---
arch/arm64/boot/dts/mediatek/mt7986a.dtsi | 68 +++++++++++++++++++++--
1 file changed, 63 insertions(+), 5 deletions(-)

diff --git a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
index 75912bcf6c9c..a8cf0eb79688 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
@@ -6,6 +6,7 @@

#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/mt7986-clk.h>

/ {
compatible = "mediatek,mt7986a";
@@ -13,10 +14,11 @@ / {
#address-cells = <2>;
#size-cells = <2>;

- system_clk: dummy40m {
+ clk40m: oscillator@0 {
compatible = "fixed-clock";
clock-frequency = <40000000>;
#clock-cells = <0>;
+ clock-output-names = "clkxtal";
};

cpus {
@@ -99,6 +101,18 @@ gic: interrupt-controller@c000000 {
interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
};

+ infracfg: infracfg@10001000 {
+ compatible = "mediatek,mt7986-infracfg", "syscon";
+ reg = <0 0x10001000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ topckgen: topckgen@1001b000 {
+ compatible = "mediatek,mt7986-topckgen", "syscon";
+ reg = <0 0x1001B000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
watchdog: watchdog@1001c000 {
compatible = "mediatek,mt7986-wdt",
"mediatek,mt6589-wdt";
@@ -108,11 +122,31 @@ watchdog: watchdog@1001c000 {
status = "disabled";
};

+ apmixedsys: apmixedsys@1001e000 {
+ compatible = "mediatek,mt7986-apmixedsys";
+ reg = <0 0x1001E000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ sgmiisys0: syscon@10060000 {
+ compatible = "mediatek,mt7986-sgmiisys_0",
+ "syscon";
+ reg = <0 0x10060000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ sgmiisys1: syscon@10070000 {
+ compatible = "mediatek,mt7986-sgmiisys_1",
+ "syscon";
+ reg = <0 0x10070000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
trng: trng@1020f000 {
compatible = "mediatek,mt7986-rng",
"mediatek,mt7623-rng";
reg = <0 0x1020f000 0 0x100>;
- clocks = <&system_clk>;
+ clocks = <&infracfg CLK_INFRA_TRNG_CK>;
clock-names = "rng";
status = "disabled";
};
@@ -122,7 +156,13 @@ uart0: serial@11002000 {
"mediatek,mt6577-uart";
reg = <0 0x11002000 0 0x400>;
interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&system_clk>;
+ clocks = <&infracfg CLK_INFRA_UART0_SEL>,
+ <&infracfg CLK_INFRA_UART0_CK>;
+ clock-names = "baud", "bus";
+ assigned-clocks = <&topckgen CLK_TOP_UART_SEL>,
+ <&infracfg CLK_INFRA_UART0_SEL>;
+ assigned-clock-parents = <&topckgen CLK_TOP_XTAL>,
+ <&topckgen CLK_TOP_UART_SEL>;
status = "disabled";
};

@@ -131,7 +171,11 @@ uart1: serial@11003000 {
"mediatek,mt6577-uart";
reg = <0 0x11003000 0 0x400>;
interrupts = <GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&system_clk>;
+ clocks = <&infracfg CLK_INFRA_UART1_SEL>,
+ <&infracfg CLK_INFRA_UART1_CK>;
+ clock-names = "baud", "bus";
+ assigned-clocks = <&infracfg CLK_INFRA_UART1_SEL>;
+ assigned-clock-parents = <&topckgen CLK_TOP_F26M_SEL>;
status = "disabled";
};

@@ -140,10 +184,24 @@ uart2: serial@11004000 {
"mediatek,mt6577-uart";
reg = <0 0x11004000 0 0x400>;
interrupts = <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&system_clk>;
+ clocks = <&infracfg CLK_INFRA_UART2_SEL>,
+ <&infracfg CLK_INFRA_UART2_CK>;
+ clock-names = "baud", "bus";
+ assigned-clocks = <&infracfg CLK_INFRA_UART2_SEL>;
+ assigned-clock-parents = <&topckgen CLK_TOP_F26M_SEL>;
status = "disabled";
};

+ ethsys: syscon@15000000 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "mediatek,mt7986-ethsys",
+ "syscon";
+ reg = <0 0x15000000 0 0x1000>;
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
+
};

};
--
2.29.2

2021-10-18 11:51:08

by Sam Shih

[permalink] [raw]
Subject: [PATCH v5 2/5] clk: mediatek: add mt7986 clock IDs

Add MT7986 clock dt-bindings, include topckgen, apmixedsys,
infracfg, and ethernet subsystem clocks.

Signed-off-by: Sam Shih <[email protected]>
Acked-by: Rob Herring <[email protected]>
---
v4: separate clock part into a single patch series

Original thread:
https://lore.kernel.org/lkml/[email protected]/
https://lore.kernel.org/lkml/[email protected]/

v3: Fixed SGMII wrong ID and added an Acked-by tag
v2: changed to dual licience
applied the comment suggested by reviewers:
- removed 1:1 factor clock
- renamed factor clock for easier to understand
---
include/dt-bindings/clock/mt7986-clk.h | 169 +++++++++++++++++++++++++
1 file changed, 169 insertions(+)
create mode 100644 include/dt-bindings/clock/mt7986-clk.h

diff --git a/include/dt-bindings/clock/mt7986-clk.h b/include/dt-bindings/clock/mt7986-clk.h
new file mode 100644
index 000000000000..5a9b169324b0
--- /dev/null
+++ b/include/dt-bindings/clock/mt7986-clk.h
@@ -0,0 +1,169 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Sam Shih <[email protected]>
+ */
+
+#ifndef _DT_BINDINGS_CLK_MT7986_H
+#define _DT_BINDINGS_CLK_MT7986_H
+
+/* APMIXEDSYS */
+
+#define CLK_APMIXED_ARMPLL 0
+#define CLK_APMIXED_NET2PLL 1
+#define CLK_APMIXED_MMPLL 2
+#define CLK_APMIXED_SGMPLL 3
+#define CLK_APMIXED_WEDMCUPLL 4
+#define CLK_APMIXED_NET1PLL 5
+#define CLK_APMIXED_MPLL 6
+#define CLK_APMIXED_APLL2 7
+
+/* TOPCKGEN */
+
+#define CLK_TOP_XTAL 0
+#define CLK_TOP_XTAL_D2 1
+#define CLK_TOP_RTC_32K 2
+#define CLK_TOP_RTC_32P7K 3
+#define CLK_TOP_MPLL_D2 4
+#define CLK_TOP_MPLL_D4 5
+#define CLK_TOP_MPLL_D8 6
+#define CLK_TOP_MPLL_D8_D2 7
+#define CLK_TOP_MPLL_D3_D2 8
+#define CLK_TOP_MMPLL_D2 9
+#define CLK_TOP_MMPLL_D4 10
+#define CLK_TOP_MMPLL_D8 11
+#define CLK_TOP_MMPLL_D8_D2 12
+#define CLK_TOP_MMPLL_D3_D8 13
+#define CLK_TOP_MMPLL_U2PHY 14
+#define CLK_TOP_APLL2_D4 15
+#define CLK_TOP_NET1PLL_D4 16
+#define CLK_TOP_NET1PLL_D5 17
+#define CLK_TOP_NET1PLL_D5_D2 18
+#define CLK_TOP_NET1PLL_D5_D4 19
+#define CLK_TOP_NET1PLL_D8_D2 20
+#define CLK_TOP_NET1PLL_D8_D4 21
+#define CLK_TOP_NET2PLL_D4 22
+#define CLK_TOP_NET2PLL_D4_D2 23
+#define CLK_TOP_NET2PLL_D3_D2 24
+#define CLK_TOP_WEDMCUPLL_D5_D2 25
+#define CLK_TOP_NFI1X_SEL 26
+#define CLK_TOP_SPINFI_SEL 27
+#define CLK_TOP_SPI_SEL 28
+#define CLK_TOP_SPIM_MST_SEL 29
+#define CLK_TOP_UART_SEL 30
+#define CLK_TOP_PWM_SEL 31
+#define CLK_TOP_I2C_SEL 32
+#define CLK_TOP_PEXTP_TL_SEL 33
+#define CLK_TOP_EMMC_250M_SEL 34
+#define CLK_TOP_EMMC_416M_SEL 35
+#define CLK_TOP_F_26M_ADC_SEL 36
+#define CLK_TOP_DRAMC_SEL 37
+#define CLK_TOP_DRAMC_MD32_SEL 38
+#define CLK_TOP_SYSAXI_SEL 39
+#define CLK_TOP_SYSAPB_SEL 40
+#define CLK_TOP_ARM_DB_MAIN_SEL 41
+#define CLK_TOP_ARM_DB_JTSEL 42
+#define CLK_TOP_NETSYS_SEL 43
+#define CLK_TOP_NETSYS_500M_SEL 44
+#define CLK_TOP_NETSYS_MCU_SEL 45
+#define CLK_TOP_NETSYS_2X_SEL 46
+#define CLK_TOP_SGM_325M_SEL 47
+#define CLK_TOP_SGM_REG_SEL 48
+#define CLK_TOP_A1SYS_SEL 49
+#define CLK_TOP_CONN_MCUSYS_SEL 50
+#define CLK_TOP_EIP_B_SEL 51
+#define CLK_TOP_PCIE_PHY_SEL 52
+#define CLK_TOP_USB3_PHY_SEL 53
+#define CLK_TOP_F26M_SEL 54
+#define CLK_TOP_AUD_L_SEL 55
+#define CLK_TOP_A_TUNER_SEL 56
+#define CLK_TOP_U2U3_SEL 57
+#define CLK_TOP_U2U3_SYS_SEL 58
+#define CLK_TOP_U2U3_XHCI_SEL 59
+#define CLK_TOP_DA_U2_REFSEL 60
+#define CLK_TOP_DA_U2_CK_1P_SEL 61
+#define CLK_TOP_AP2CNN_HOST_SEL 62
+#define CLK_TOP_JTAG 63
+
+/* INFRACFG */
+
+#define CLK_INFRA_SYSAXI_D2 0
+#define CLK_INFRA_UART0_SEL 1
+#define CLK_INFRA_UART1_SEL 2
+#define CLK_INFRA_UART2_SEL 3
+#define CLK_INFRA_SPI0_SEL 4
+#define CLK_INFRA_SPI1_SEL 5
+#define CLK_INFRA_PWM1_SEL 6
+#define CLK_INFRA_PWM2_SEL 7
+#define CLK_INFRA_PWM_BSEL 8
+#define CLK_INFRA_PCIE_SEL 9
+#define CLK_INFRA_GPT_STA 10
+#define CLK_INFRA_PWM_HCK 11
+#define CLK_INFRA_PWM_STA 12
+#define CLK_INFRA_PWM1_CK 13
+#define CLK_INFRA_PWM2_CK 14
+#define CLK_INFRA_CQ_DMA_CK 15
+#define CLK_INFRA_EIP97_CK 16
+#define CLK_INFRA_AUD_BUS_CK 17
+#define CLK_INFRA_AUD_26M_CK 18
+#define CLK_INFRA_AUD_L_CK 19
+#define CLK_INFRA_AUD_AUD_CK 20
+#define CLK_INFRA_AUD_EG2_CK 21
+#define CLK_INFRA_DRAMC_26M_CK 22
+#define CLK_INFRA_DBG_CK 23
+#define CLK_INFRA_AP_DMA_CK 24
+#define CLK_INFRA_SEJ_CK 25
+#define CLK_INFRA_SEJ_13M_CK 26
+#define CLK_INFRA_THERM_CK 27
+#define CLK_INFRA_I2C0_CK 28
+#define CLK_INFRA_UART0_CK 29
+#define CLK_INFRA_UART1_CK 30
+#define CLK_INFRA_UART2_CK 31
+#define CLK_INFRA_NFI1_CK 32
+#define CLK_INFRA_SPINFI1_CK 33
+#define CLK_INFRA_NFI_HCK_CK 34
+#define CLK_INFRA_SPI0_CK 35
+#define CLK_INFRA_SPI1_CK 36
+#define CLK_INFRA_SPI0_HCK_CK 37
+#define CLK_INFRA_SPI1_HCK_CK 38
+#define CLK_INFRA_FRTC_CK 39
+#define CLK_INFRA_MSDC_CK 40
+#define CLK_INFRA_MSDC_HCK_CK 41
+#define CLK_INFRA_MSDC_133M_CK 42
+#define CLK_INFRA_MSDC_66M_CK 43
+#define CLK_INFRA_ADC_26M_CK 44
+#define CLK_INFRA_ADC_FRC_CK 45
+#define CLK_INFRA_FBIST2FPC_CK 46
+#define CLK_INFRA_IUSB_133_CK 47
+#define CLK_INFRA_IUSB_66M_CK 48
+#define CLK_INFRA_IUSB_SYS_CK 49
+#define CLK_INFRA_IUSB_CK 50
+#define CLK_INFRA_IPCIE_CK 51
+#define CLK_INFRA_IPCIE_PIPE_CK 52
+#define CLK_INFRA_IPCIER_CK 53
+#define CLK_INFRA_IPCIEB_CK 54
+#define CLK_INFRA_TRNG_CK 55
+
+/* SGMIISYS_0 */
+
+#define CLK_SGMII0_TX250M_EN 0
+#define CLK_SGMII0_RX250M_EN 1
+#define CLK_SGMII0_CDR_REF 2
+#define CLK_SGMII0_CDR_FB 3
+
+/* SGMIISYS_1 */
+
+#define CLK_SGMII1_TX250M_EN 0
+#define CLK_SGMII1_RX250M_EN 1
+#define CLK_SGMII1_CDR_REF 2
+#define CLK_SGMII1_CDR_FB 3
+
+/* ETHSYS */
+
+#define CLK_ETH_FE_EN 0
+#define CLK_ETH_GP2_EN 1
+#define CLK_ETH_GP1_EN 2
+#define CLK_ETH_WOCPU1_EN 3
+#define CLK_ETH_WOCPU0_EN 4
+
+#endif /* _DT_BINDINGS_CLK_MT7986_H */
--
2.29.2

2021-10-18 11:52:09

by Sam Shih

[permalink] [raw]
Subject: [PATCH v5 5/5] arm64: dts: mediatek: add clock support for mt7986b

Add clock controller nodes, include 40M clock source, topckgen,
infracfg, apmixedsys and ethernet subsystem.

Signed-off-by: Sam Shih <[email protected]>
---
arch/arm64/boot/dts/mediatek/mt7986b.dtsi | 68 +++++++++++++++++++++--
1 file changed, 63 insertions(+), 5 deletions(-)

diff --git a/arch/arm64/boot/dts/mediatek/mt7986b.dtsi b/arch/arm64/boot/dts/mediatek/mt7986b.dtsi
index 2b8e0a382398..0bb33b614b56 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986b.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7986b.dtsi
@@ -6,6 +6,7 @@

#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/mt7986-clk.h>

/ {
compatible = "mediatek,mt7986b";
@@ -13,10 +14,11 @@ / {
#address-cells = <2>;
#size-cells = <2>;

- system_clk: dummy40m {
+ clk40m: oscillator@0 {
compatible = "fixed-clock";
clock-frequency = <40000000>;
#clock-cells = <0>;
+ clock-output-names = "clkxtal";
};

cpus {
@@ -99,6 +101,18 @@ gic: interrupt-controller@c000000 {
interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
};

+ infracfg: infracfg@10001000 {
+ compatible = "mediatek,mt7986-infracfg", "syscon";
+ reg = <0 0x10001000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ topckgen: topckgen@1001b000 {
+ compatible = "mediatek,mt7986-topckgen", "syscon";
+ reg = <0 0x1001B000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
watchdog: watchdog@1001c000 {
compatible = "mediatek,mt7986-wdt",
"mediatek,mt6589-wdt";
@@ -108,11 +122,31 @@ watchdog: watchdog@1001c000 {
status = "disabled";
};

+ apmixedsys: apmixedsys@1001e000 {
+ compatible = "mediatek,mt7986-apmixedsys";
+ reg = <0 0x1001E000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ sgmiisys0: syscon@10060000 {
+ compatible = "mediatek,mt7986-sgmiisys_0",
+ "syscon";
+ reg = <0 0x10060000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ sgmiisys1: syscon@10070000 {
+ compatible = "mediatek,mt7986-sgmiisys_1",
+ "syscon";
+ reg = <0 0x10070000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
trng: trng@1020f000 {
compatible = "mediatek,mt7986-rng",
"mediatek,mt7623-rng";
reg = <0 0x1020f000 0 0x100>;
- clocks = <&system_clk>;
+ clocks = <&infracfg CLK_INFRA_TRNG_CK>;
clock-names = "rng";
status = "disabled";
};
@@ -122,7 +156,13 @@ uart0: serial@11002000 {
"mediatek,mt6577-uart";
reg = <0 0x11002000 0 0x400>;
interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&system_clk>;
+ clocks = <&infracfg CLK_INFRA_UART0_SEL>,
+ <&infracfg CLK_INFRA_UART0_CK>;
+ clock-names = "baud", "bus";
+ assigned-clocks = <&topckgen CLK_TOP_UART_SEL>,
+ <&infracfg CLK_INFRA_UART0_SEL>;
+ assigned-clock-parents = <&topckgen CLK_TOP_XTAL>,
+ <&topckgen CLK_TOP_UART_SEL>;
status = "disabled";
};

@@ -131,7 +171,11 @@ uart1: serial@11003000 {
"mediatek,mt6577-uart";
reg = <0 0x11003000 0 0x400>;
interrupts = <GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&system_clk>;
+ clocks = <&infracfg CLK_INFRA_UART1_SEL>,
+ <&infracfg CLK_INFRA_UART1_CK>;
+ clock-names = "baud", "bus";
+ assigned-clocks = <&infracfg CLK_INFRA_UART1_SEL>;
+ assigned-clock-parents = <&topckgen CLK_TOP_F26M_SEL>;
status = "disabled";
};

@@ -140,10 +184,24 @@ uart2: serial@11004000 {
"mediatek,mt6577-uart";
reg = <0 0x11004000 0 0x400>;
interrupts = <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&system_clk>;
+ clocks = <&infracfg CLK_INFRA_UART2_SEL>,
+ <&infracfg CLK_INFRA_UART2_CK>;
+ clock-names = "baud", "bus";
+ assigned-clocks = <&infracfg CLK_INFRA_UART2_SEL>;
+ assigned-clock-parents = <&topckgen CLK_TOP_F26M_SEL>;
status = "disabled";
};

+ ethsys: syscon@15000000 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "mediatek,mt7986-ethsys",
+ "syscon";
+ reg = <0 0x15000000 0 0x1000>;
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
+
};

};
--
2.29.2

2021-10-19 04:43:47

by Miles Chen

[permalink] [raw]
Subject: Re: [PATCH v5 5/5] arm64: dts: mediatek: add clock support for mt7986b

Hi Sam,

@@ -99,6 +101,18 @@ gic: interrupt-controller@c000000 {
> interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
> };
>
> + infracfg: infracfg@10001000 {
> + compatible = "mediatek,mt7986-infracfg",
> "syscon";
> + reg = <0 0x10001000 0 0x1000>;
> + #clock-cells = <1>;
> + };
> +
> + topckgen: topckgen@1001b000 {
> + compatible = "mediatek,mt7986-topckgen",
> "syscon";
> + reg = <0 0x1001B000 0 0x1000>;

please use lowercase hex values (e.g, 0x1001b000)

> + #clock-cells = <1>;
> + };
> +
> watchdog: watchdog@1001c000 {
> compatible = "mediatek,mt7986-wdt",
> "mediatek,mt6589-wdt";
> @@ -108,11 +122,31 @@ watchdog: watchdog@1001c000 {
> status = "disabled";
> };
>
> + apmixedsys: apmixedsys@1001e000 {
> + compatible = "mediatek,mt7986-apmixedsys";
> + reg = <0 0x1001E000 0 0x1000>;
> + #clock-cells = <1>;
> + };

Ditto

> +
> + sgmiisys0: syscon@10060000 {
> + compatible = "mediatek,mt7986-sgmiisys_0",
> + "syscon";
> + reg = <0 0x10060000 0 0x1000>;
> + #clock-cells = <1>;
> + };
> +
> + sgmiisys1: syscon@10070000 {
> + compatible = "mediatek,mt7986-sgmiisys_1",
> + "syscon";
> + reg = <0 0x10070000 0 0x1000>;
> + #clock-cells = <1>;
> + };
> +
> trng: trng@1020f000 {
> compatible = "mediatek,mt7986-rng",
> "mediatek,mt7623-rng";
> reg = <0 0x1020f000 0 0x100>;
> - clocks = <&system_clk>;
> + clocks = <&infracfg CLK_INFRA_TRNG_CK>;
> clock-names = "rng";
> status = "disabled";
> };
> @@ -122,7 +156,13 @@ uart0: serial@11002000 {
> "mediatek,mt6577-uart";
> reg = <0 0x11002000 0 0x400>;
> interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
> - clocks = <&system_clk>;
> + clocks = <&infracfg CLK_INFRA_UART0_SEL>,
> + <&infracfg CLK_INFRA_UART0_CK>;
> + clock-names = "baud", "bus";
> + assigned-clocks = <&topckgen CLK_TOP_UART_SEL>,
> + <&infracfg
> CLK_INFRA_UART0_SEL>;
> + assigned-clock-parents = <&topckgen
> CLK_TOP_XTAL>,
> + <&topckgen
> CLK_TOP_UART_SEL>;
> status = "disabled";
> };
>
> @@ -131,7 +171,11 @@ uart1: serial@11003000 {
> "mediatek,mt6577-uart";
> reg = <0 0x11003000 0 0x400>;
> interrupts = <GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>;
> - clocks = <&system_clk>;
> + clocks = <&infracfg CLK_INFRA_UART1_SEL>,
> + <&infracfg CLK_INFRA_UART1_CK>;
> + clock-names = "baud", "bus";
> + assigned-clocks = <&infracfg
> CLK_INFRA_UART1_SEL>;
> + assigned-clock-parents = <&topckgen
> CLK_TOP_F26M_SEL>;
> status = "disabled";
> };
>
> @@ -140,10 +184,24 @@ uart2: serial@11004000 {
> "mediatek,mt6577-uart";
> reg = <0 0x11004000 0 0x400>;
> interrupts = <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>;
> - clocks = <&system_clk>;
> + clocks = <&infracfg CLK_INFRA_UART2_SEL>,
> + <&infracfg CLK_INFRA_UART2_CK>;
> + clock-names = "baud", "bus";
> + assigned-clocks = <&infracfg
> CLK_INFRA_UART2_SEL>;
> + assigned-clock-parents = <&topckgen
> CLK_TOP_F26M_SEL>;
> status = "disabled";
> };
>
> + ethsys: syscon@15000000 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "mediatek,mt7986-ethsys",
> + "syscon";
> + reg = <0 0x15000000 0 0x1000>;
> + #clock-cells = <1>;
> + #reset-cells = <1>;
> + };
> +
> };
>
> };

2021-10-19 04:52:06

by Miles Chen

[permalink] [raw]
Subject: Re: [PATCH v5 4/5] arm64: dts: mediatek: add clock support for mt7986a

Hi Sam,

> + infracfg: infracfg@10001000 {
> + compatible = "mediatek,mt7986-infracfg",
> "syscon";
> + reg = <0 0x10001000 0 0x1000>;
> + #clock-cells = <1>;
> + };
> +
> + topckgen: topckgen@1001b000 {
> + compatible = "mediatek,mt7986-topckgen",
> "syscon";
> + reg = <0 0x1001B000 0 0x1000>;
> + #clock-cells = <1>;
> + };

please use lowercase hex value.
> +
> watchdog: watchdog@1001c000 {
> compatible = "mediatek,mt7986-wdt",
> "mediatek,mt6589-wdt";
> @@ -108,11 +122,31 @@ watchdog: watchdog@1001c000 {
> status = "disabled";
> };
>
> + apmixedsys: apmixedsys@1001e000 {
> + compatible = "mediatek,mt7986-apmixedsys";
> + reg = <0 0x1001E000 0 0x1000>;
> + #clock-cells = <1>;
> + };
> +
> + sgmiisys0: syscon@10060000 {
> + compatible = "mediatek,mt7986-sgmiisys_0",
> + "syscon";
> + reg = <0 0x10060000 0 0x1000>;
> + #clock-cells = <1>;
> + };
> +
> + sgmiisys1: syscon@10070000 {
> + compatible = "mediatek,mt7986-sgmiisys_1",
> + "syscon";
> + reg = <0 0x10070000 0 0x1000>;
> + #clock-cells = <1>;
> + };
> +
> trng: trng@1020f000 {
> compatible = "mediatek,mt7986-rng",
> "mediatek,mt7623-rng";
> reg = <0 0x1020f000 0 0x100>;
> - clocks = <&system_clk>;
> + clocks = <&infracfg CLK_INFRA_TRNG_CK>;
> clock-names = "rng";
> status = "disabled";
> };
> @@ -122,7 +156,13 @@ uart0: serial@11002000 {
> "mediatek,mt6577-uart";
> reg = <0 0x11002000 0 0x400>;
> interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
> - clocks = <&system_clk>;
> + clocks = <&infracfg CLK_INFRA_UART0_SEL>,
> + <&infracfg CLK_INFRA_UART0_CK>;
> + clock-names = "baud", "bus";
> + assigned-clocks = <&topckgen CLK_TOP_UART_SEL>,
> + <&infracfg
> CLK_INFRA_UART0_SEL>;
> + assigned-clock-parents = <&topckgen
> CLK_TOP_XTAL>,
> + <&topckgen
> CLK_TOP_UART_SEL>;
> status = "disabled";
> };
>
> @@ -131,7 +171,11 @@ uart1: serial@11003000 {
> "mediatek,mt6577-uart";
> reg = <0 0x11003000 0 0x400>;
> interrupts = <GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>;
> - clocks = <&system_clk>;
> + clocks = <&infracfg CLK_INFRA_UART1_SEL>,
> + <&infracfg CLK_INFRA_UART1_CK>;
> + clock-names = "baud", "bus";
> + assigned-clocks = <&infracfg
> CLK_INFRA_UART1_SEL>;
> + assigned-clock-parents = <&topckgen
> CLK_TOP_F26M_SEL>;
> status = "disabled";
> };
>
> @@ -140,10 +184,24 @@ uart2: serial@11004000 {
> "mediatek,mt6577-uart";
> reg = <0 0x11004000 0 0x400>;
> interrupts = <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>;
> - clocks = <&system_clk>;
> + clocks = <&infracfg CLK_INFRA_UART2_SEL>,
> + <&infracfg CLK_INFRA_UART2_CK>;
> + clock-names = "baud", "bus";
> + assigned-clocks = <&infracfg
> CLK_INFRA_UART2_SEL>;
> + assigned-clock-parents = <&topckgen
> CLK_TOP_F26M_SEL>;
> status = "disabled";
> };
>
> + ethsys: syscon@15000000 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "mediatek,mt7986-ethsys",
> + "syscon";
> + reg = <0 0x15000000 0 0x1000>;
> + #clock-cells = <1>;
> + #reset-cells = <1>;
> + };
> +
> };
>
> };