mediatek: backport latest pci/e driver from upstream
authorJohn Crispin <john@phrozen.org>
Thu, 16 Jul 2020 07:18:28 +0000 (09:18 +0200)
committerJohn Crispin <john@phrozen.org>
Thu, 16 Jul 2020 07:18:28 +0000 (09:18 +0200)
Signed-off-by: John Crispin <john@phrozen.org>
target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7622-bananapi-bpi-r64-rootdisk.dts
target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7622-elecom-wrc-2533gent.dts
target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7622-rfb1-ubi.dts [new file with mode: 0644]
target/linux/mediatek/patches-5.4/0991-dt-bindings-PCI-Mediatek-Update-PCIe-binding.patch [new file with mode: 0755]
target/linux/mediatek/patches-5.4/0992-PCI-mediatek-Use-regmap-to-get-shared-pcie-cfg-base.patch [new file with mode: 0755]
target/linux/mediatek/patches-5.4/0993-arm64-dts-mediatek-Split-PCIe-node-for-MT2712-MT7622.patch [new file with mode: 0755]
target/linux/mediatek/patches-5.4/0994-ARM-dts-mediatek-Update-mt7629-PCIe-node.patch [new file with mode: 0755]

index 6a14ef369b10594806f8941ce9b73dde56fdd683..163886760491ce4ac3540ab015cae1656b646cd8 100644 (file)
        };
 };
 
-&pcie {
-       pinctrl-names = "default";
-       pinctrl-0 = <&pcie0_pins>, <&pcie1_pins>;
-       status = "okay";
-
-       pcie@0,0 {
-               status = "okay";
-       };
+&pcie0 {
+        pinctrl-names = "default";
+        pinctrl-0 = <&pcie0_pins>;
+        status = "okay";
+};
 
-       pcie@1,0 {
-               status = "okay";
-       };
+&pcie1 {
+        pinctrl-names = "default";
+        pinctrl-0 = <&pcie1_pins>;
+        status = "okay";
 };
 
 &pio {
index 224214e08363cd0e26e81a4bd8de4f3746caaa1f..d905edc94f69c019059fc3df760f9c036d0e03d8 100644 (file)
         };
 };
 
-&pcie {
-       pinctrl-names = "default", "pcie1_pins";
-       pinctrl-0 = <&pcie0_pins>;
-       pinctrl-1 = <&pcie1_pins>;
-       status = "okay";
-
-       pcie@0,0 {
-               status = "okay";
-               mt7615@0,0 {
-                       reg = <0x0000 0 0 0 0>;
-                       mediatek,mtd-eeprom = <&factory 0x05000>;
-               };
-       };
+&pcie0 {
+        pinctrl-names = "default";
+        pinctrl-0 = <&pcie0_pins>;
+        status = "okay";
+        mt7615@0,0 {
+               reg = <0x0000 0 0 0 0>;
+               mediatek,mtd-eeprom = <&factory 0x05000>;
+        };
 };
 
 &pio {
diff --git a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7622-rfb1-ubi.dts b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7622-rfb1-ubi.dts
new file mode 100644 (file)
index 0000000..f64a882
--- /dev/null
@@ -0,0 +1,646 @@
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ * Author: Ryder Lee <ryder.lee@mediatek.com>
+ *
+ * SPDX-License-Identifier: (GPL-2.0 OR MIT)
+ */
+
+/dts-v1/;
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/gpio/gpio.h>
+
+#include "mt7622.dtsi"
+#include "mt6380.dtsi"
+
+/ {
+       model = "MT7622_MT7531 RFB";
+       compatible = "mediatek,mt7622,ubi";
+
+       aliases {
+               serial0 = &uart0;
+       };
+
+       chosen {
+               stdout-path = "serial0:115200n8";
+               bootargs = "earlycon=uart8250,mmio32,0x11002000 console=ttyS0,115200n1 swiotlb=512";
+       };
+
+       cpus {
+               cpu@0 {
+                       proc-supply = <&mt6380_vcpu_reg>;
+                       sram-supply = <&mt6380_vm_reg>;
+               };
+
+               cpu@1 {
+                       proc-supply = <&mt6380_vcpu_reg>;
+                       sram-supply = <&mt6380_vm_reg>;
+               };
+       };
+
+       gpio-keys {
+               compatible = "gpio-keys";
+
+               factory {
+                       label = "factory";
+                       linux,code = <BTN_0>;
+                       gpios = <&pio 0 GPIO_ACTIVE_HIGH>;
+               };
+
+               wps {
+                       label = "wps";
+                       linux,code = <KEY_WPS_BUTTON>;
+                       gpios = <&pio 102 GPIO_ACTIVE_HIGH>;
+               };
+       };
+
+       gsw: gsw@0 {
+                compatible = "mediatek,mt753x";
+                mediatek,ethsys = <&ethsys>;
+                #address-cells = <1>;
+                #size-cells = <0>;
+        };
+
+       leds {
+               compatible = "gpio-leds";
+
+               green {
+                       label = "bpi-r64:pio:green";
+                       gpios = <&pio 89 GPIO_ACTIVE_HIGH>;
+                       default-state = "off";
+               };
+
+               red {
+                       label = "bpi-r64:pio:red";
+                       gpios = <&pio 88 GPIO_ACTIVE_HIGH>;
+                       default-state = "off";
+               };
+       };
+
+       memory {
+               reg = <0 0x40000000 0 0x40000000>;
+       };
+
+       reg_1p8v: regulator-1p8v {
+               compatible = "regulator-fixed";
+               regulator-name = "fixed-1.8V";
+               regulator-min-microvolt = <1800000>;
+               regulator-max-microvolt = <1800000>;
+               regulator-always-on;
+       };
+
+       reg_3p3v: regulator-3p3v {
+               compatible = "regulator-fixed";
+               regulator-name = "fixed-3.3V";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               regulator-boot-on;
+               regulator-always-on;
+       };
+
+       reg_5v: regulator-5v {
+               compatible = "regulator-fixed";
+               regulator-name = "fixed-5V";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               regulator-boot-on;
+               regulator-always-on;
+       };
+};
+
+&bch {
+       status = "okay";
+};
+
+&btif {
+       status = "okay";
+};
+
+&cir {
+       pinctrl-names = "default";
+       pinctrl-0 = <&irrx_pins>;
+       status = "okay";
+};
+
+&eth {
+       status = "okay";
+       gmac0: mac@0 {
+               compatible = "mediatek,eth-mac";
+               reg = <0>;
+               phy-mode = "2500base-x";
+
+               fixed-link {
+                       speed = <2500>;
+                       full-duplex;
+                       pause;
+               };
+       };
+
+       gmac1: mac@1 {
+               compatible = "mediatek,eth-mac";
+               reg = <1>;
+               phy-mode = "rgmii";
+
+               fixed-link {
+                       speed = <1000>;
+                       full-duplex;
+                       pause;
+               };
+       };
+
+       mdio: mdio-bus {
+               #address-cells = <1>;
+               #size-cells = <0>;
+       };
+};
+
+&gsw {
+        mediatek,mdio = <&mdio>;
+        mediatek,portmap = "llllw";
+        mediatek,mdio_master_pinmux = <0>;
+        reset-gpios = <&pio 54 0>;
+        interrupt-parent = <&pio>;
+        interrupts = <53 IRQ_TYPE_LEVEL_HIGH>;
+        status = "okay";
+
+        port5: port@5 {
+                compatible = "mediatek,mt753x-port";
+                reg = <5>;
+                phy-mode = "rgmii";
+                fixed-link {
+                        speed = <1000>;
+                        full-duplex;
+                };
+        };
+
+        port6: port@6 {
+                compatible = "mediatek,mt753x-port";
+                reg = <6>;
+                phy-mode = "sgmii";
+                fixed-link {
+                        speed = <2500>;
+                        full-duplex;
+                };
+        };
+};    
+
+&i2c1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c1_pins>;
+       status = "okay";
+};
+
+&i2c2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c2_pins>;
+       status = "okay";
+};
+
+&mmc0 {
+       pinctrl-names = "default", "state_uhs";
+       pinctrl-0 = <&emmc_pins_default>;
+       pinctrl-1 = <&emmc_pins_uhs>;
+       status = "okay";
+       bus-width = <8>;
+       max-frequency = <50000000>;
+       cap-mmc-highspeed;
+       mmc-hs200-1_8v;
+       vmmc-supply = <&reg_3p3v>;
+       vqmmc-supply = <&reg_1p8v>;
+       assigned-clocks = <&topckgen CLK_TOP_MSDC30_0_SEL>;
+       assigned-clock-parents = <&topckgen CLK_TOP_UNIV48M>;
+       non-removable;
+};
+
+&mmc1 {
+       pinctrl-names = "default", "state_uhs";
+       pinctrl-0 = <&sd0_pins_default>;
+       pinctrl-1 = <&sd0_pins_uhs>;
+       status = "okay";
+       bus-width = <4>;
+       max-frequency = <50000000>;
+       cap-sd-highspeed;
+       r_smpl = <1>;
+       cd-gpios = <&pio 81 GPIO_ACTIVE_LOW>;
+       vmmc-supply = <&reg_3p3v>;
+       vqmmc-supply = <&reg_3p3v>;
+       assigned-clocks = <&topckgen CLK_TOP_MSDC30_1_SEL>;
+       assigned-clock-parents = <&topckgen CLK_TOP_UNIV48M>;
+};
+
+&nandc {
+       pinctrl-names = "default";
+       pinctrl-0 = <&parallel_nand_pins>;
+       status = "disabled";
+};
+
+&nor_flash {
+       pinctrl-names = "default";
+       pinctrl-0 = <&spi_nor_pins>;
+       status = "disabled";
+
+       flash@0 {
+               compatible = "jedec,spi-nor";
+               reg = <0>;
+       };
+};
+
+&pcie0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pcie0_pins>;
+       status = "okay";
+};
+
+&pcie1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pcie1_pins>;
+       status = "okay";
+};
+
+&pio {
+       /* Attention: GPIO 90 is used to switch between PCIe@1,0 and
+        * SATA functions. i.e. output-high: PCIe, output-low: SATA
+        */
+       asm_sel {
+               gpio-hog;
+               gpios = <90 GPIO_ACTIVE_HIGH>;
+               output-high;
+       };
+
+       /* eMMC is shared pin with parallel NAND */
+       emmc_pins_default: emmc-pins-default {
+               mux {
+                       function = "emmc", "emmc_rst";
+                       groups = "emmc";
+               };
+
+               /* "NDL0","NDL1","NDL2","NDL3","NDL4","NDL5","NDL6","NDL7",
+                * "NRB","NCLE" pins are used as DAT0,DAT1,DAT2,DAT3,DAT4,
+                * DAT5,DAT6,DAT7,CMD,CLK for eMMC respectively
+                */
+               conf-cmd-dat {
+                       pins = "NDL0", "NDL1", "NDL2",
+                              "NDL3", "NDL4", "NDL5",
+                              "NDL6", "NDL7", "NRB";
+                       input-enable;
+                       bias-pull-up;
+               };
+
+               conf-clk {
+                       pins = "NCLE";
+                       bias-pull-down;
+               };
+       };
+
+       emmc_pins_uhs: emmc-pins-uhs {
+               mux {
+                       function = "emmc";
+                       groups = "emmc";
+               };
+
+               conf-cmd-dat {
+                       pins = "NDL0", "NDL1", "NDL2",
+                              "NDL3", "NDL4", "NDL5",
+                              "NDL6", "NDL7", "NRB";
+                       input-enable;
+                       drive-strength = <4>;
+                       bias-pull-up;
+               };
+
+               conf-clk {
+                       pins = "NCLE";
+                       drive-strength = <4>;
+                       bias-pull-down;
+               };
+       };
+
+       eth_pins: eth-pins {
+               mux {
+                       function = "eth";
+                       groups = "mdc_mdio", "rgmii_via_gmac2";
+               };
+       };
+
+       i2c1_pins: i2c1-pins {
+               mux {
+                       function = "i2c";
+                       groups =  "i2c1_0";
+               };
+       };
+
+       i2c2_pins: i2c2-pins {
+               mux {
+                       function = "i2c";
+                       groups =  "i2c2_0";
+               };
+       };
+
+       i2s1_pins: i2s1-pins {
+               mux {
+                       function = "i2s";
+                       groups =  "i2s_out_mclk_bclk_ws",
+                                 "i2s1_in_data",
+                                 "i2s1_out_data";
+               };
+
+               conf {
+                       pins = "I2S1_IN", "I2S1_OUT", "I2S_BCLK",
+                              "I2S_WS", "I2S_MCLK";
+                       drive-strength = <12>;
+                       bias-pull-down;
+               };
+       };
+
+       irrx_pins: irrx-pins {
+               mux {
+                       function = "ir";
+                       groups =  "ir_1_rx";
+               };
+       };
+
+       irtx_pins: irtx-pins {
+               mux {
+                       function = "ir";
+                       groups =  "ir_1_tx";
+               };
+       };
+
+       /* Parallel nand is shared pin with eMMC */
+       parallel_nand_pins: parallel-nand-pins {
+               mux {
+                       function = "flash";
+                       groups = "par_nand";
+               };
+       };
+
+       pcie0_pins: pcie0-pins {
+               mux {
+                       function = "pcie";
+                       groups = "pcie0_pad_perst",
+                                "pcie0_1_waken",
+                                "pcie0_1_clkreq";
+               };
+       };
+
+       pcie1_pins: pcie1-pins {
+               mux {
+                       function = "pcie";
+                       groups = "pcie1_pad_perst",
+                                "pcie1_0_waken",
+                                "pcie1_0_clkreq";
+               };
+       };
+
+       pmic_bus_pins: pmic-bus-pins {
+               mux {
+                       function = "pmic";
+                       groups = "pmic_bus";
+               };
+       };
+
+       pwm7_pins: pwm1-2-pins {
+               mux {
+                       function = "pwm";
+                       groups = "pwm_ch7_2";
+               };
+       };
+
+       wled_pins: wled-pins {
+               mux {
+                       function = "led";
+                       groups = "wled";
+               };
+       };
+
+       sd0_pins_default: sd0-pins-default {
+               mux {
+                       function = "sd";
+                       groups = "sd_0";
+               };
+
+               /* "I2S2_OUT, "I2S4_IN"", "I2S3_IN", "I2S2_IN",
+                *  "I2S4_OUT", "I2S3_OUT" are used as DAT0, DAT1,
+                *  DAT2, DAT3, CMD, CLK for SD respectively.
+                */
+               conf-cmd-data {
+                       pins = "I2S2_OUT", "I2S4_IN", "I2S3_IN",
+                              "I2S2_IN","I2S4_OUT";
+                       input-enable;
+                       drive-strength = <8>;
+                       bias-pull-up;
+               };
+               conf-clk {
+                       pins = "I2S3_OUT";
+                       drive-strength = <12>;
+                       bias-pull-down;
+               };
+               conf-cd {
+                       pins = "TXD3";
+                       bias-pull-up;
+               };
+       };
+
+       sd0_pins_uhs: sd0-pins-uhs {
+               mux {
+                       function = "sd";
+                       groups = "sd_0";
+               };
+
+               conf-cmd-data {
+                       pins = "I2S2_OUT", "I2S4_IN", "I2S3_IN",
+                              "I2S2_IN","I2S4_OUT";
+                       input-enable;
+                       bias-pull-up;
+               };
+
+               conf-clk {
+                       pins = "I2S3_OUT";
+                       bias-pull-down;
+               };
+       };
+
+       /* Serial NAND is shared pin with SPI-NOR */
+       serial_nand_pins: serial-nand-pins {
+               mux {
+                       function = "flash";
+                       groups = "snfi";
+               };
+       };
+
+       spic0_pins: spic0-pins {
+               mux {
+                       function = "spi";
+                       groups = "spic0_0";
+               };
+       };
+
+       spic1_pins: spic1-pins {
+               mux {
+                       function = "spi";
+                       groups = "spic1_0";
+               };
+       };
+
+       /* SPI-NOR is shared pin with serial NAND */
+       spi_nor_pins: spi-nor-pins {
+               mux {
+                       function = "flash";
+                       groups = "spi_nor";
+               };
+       };
+
+       /* serial NAND is shared pin with SPI-NOR */
+       serial_nand_pins: serial-nand-pins {
+               mux {
+                       function = "flash";
+                       groups = "snfi";
+               };
+       };
+
+       uart0_pins: uart0-pins {
+               mux {
+                       function = "uart";
+                       groups = "uart0_0_tx_rx" ;
+               };
+       };
+
+       uart2_pins: uart2-pins {
+               mux {
+                       function = "uart";
+                       groups = "uart2_1_tx_rx" ;
+               };
+       };
+
+       watchdog_pins: watchdog-pins {
+               mux {
+                       function = "watchdog";
+                       groups = "watchdog";
+               };
+       };
+};
+
+&pwm {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pwm7_pins>;
+       status = "okay";
+};
+
+&pwrap {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pmic_bus_pins>;
+
+       status = "okay";
+};
+
+&sata {
+       status = "disable";
+};
+
+&sata_phy {
+       status = "disable";
+};
+
+&snfi {
+       pinctrl-names = "default";
+       pinctrl-0 = <&serial_nand_pins>;
+       status = "okay";
+
+       spi_nand@0 {
+               #address-cells = <1>;
+               #size-cells = <1>;
+               compatible = "spi-nand";
+               spi-max-frequency = <104000000>;
+               reg = <0>;
+
+               partitions {
+                       compatible = "fixed-partitions";
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+
+                       partition@0 {
+                               label = "Preloader";
+                               reg = <0x00000 0x0080000>;
+                               read-only;
+                       };
+
+                       partition@80000 {
+                               label = "ATF";
+                               reg = <0x80000 0x0040000>;
+                       };
+
+                       partition@c0000 {
+                               label = "Bootloader";
+                               reg = <0xc0000 0x0080000>;
+                       };
+
+                       partition@140000 {
+                               label = "Config";
+                               reg = <0x140000 0x0080000>;
+                       };
+
+                       factory: partition@1c0000 {
+                               label = "Factory";
+                               reg = <0x1c0000 0x0040000>;
+                       };
+
+                       partition@200000 {
+                               label = "kernel";
+                               reg = <0x200000 0x400000>;
+                       };
+
+                       partition@600000 {
+                               label = "ubi";
+                               reg = <0x600000 0x1C00000>;
+                       };
+
+                       partition@2200000 {
+                               label = "User_data";
+                               reg = <0x2200000 0x4000000>;
+                       };
+               };
+       };
+};
+
+&spi0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&spic0_pins>;
+       status = "okay";
+};
+
+&spi1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&spic1_pins>;
+       status = "okay";
+};
+
+&ssusb {
+       vusb33-supply = <&reg_3p3v>;
+       vbus-supply = <&reg_5v>;
+       status = "okay";
+};
+
+&u3phy {
+       status = "okay";
+};
+
+&uart0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&uart0_pins>;
+       status = "okay";
+};
+
+&uart2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&uart2_pins>;
+       status = "okay";
+};
+
+&watchdog {
+       pinctrl-names = "default";
+       pinctrl-0 = <&watchdog_pins>;
+       status = "okay";
+};
+
+&wmac {
+       mediatek,mtd-eeprom = <&factory 0x0000>;
+       status = "okay";
+};
diff --git a/target/linux/mediatek/patches-5.4/0991-dt-bindings-PCI-Mediatek-Update-PCIe-binding.patch b/target/linux/mediatek/patches-5.4/0991-dt-bindings-PCI-Mediatek-Update-PCIe-binding.patch
new file mode 100755 (executable)
index 0000000..2c7e311
--- /dev/null
@@ -0,0 +1,420 @@
+From patchwork Thu May 28 06:16:45 2020
+Content-Type: text/plain; charset="utf-8"
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+X-Patchwork-Id: 11574793
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+From: <chuanjia.liu@mediatek.com>
+To: <robh+dt@kernel.org>, <ryder.lee@mediatek.com>, <matthias.bgg@gmail.com>
+Subject: [PATCH v2 1/4] dt-bindings: PCI: Mediatek: Update PCIe binding
+Date: Thu, 28 May 2020 14:16:45 +0800
+Message-ID: <20200528061648.32078-2-chuanjia.liu@mediatek.com>
+X-Mailer: git-send-email 2.18.0
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+Cc: devicetree@vger.kernel.org, lorenzo.pieralisi@arm.com,
+ srv_heupstream@mediatek.com, "chuanjia.liu" <Chuanjia.Liu@mediatek.com>,
+ linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
+ jianjun.wang@mediatek.com, linux-mediatek@lists.infradead.org,
+ yong.wu@mediatek.com, bhelgaas@google.com,
+ linux-arm-kernel@lists.infradead.org, amurray@thegoodpenguin.co.uk
+Sender: "Linux-mediatek" <linux-mediatek-bounces@lists.infradead.org>
+Errors-To: 
+ linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org
+
+From: "chuanjia.liu" <Chuanjia.Liu@mediatek.com>
+
+There are two independent PCIe controllers in MT2712/MT7622 platform,
+and each of them should contain an independent MSI domain.
+
+In current architecture, MSI domain will be inherited from the root
+bridge, and all of the devices will share the same MSI domain.
+Hence that, the PCIe devices will not work properly if the irq number
+which required is more than 32.
+
+Split the PCIe node for MT2712/MT7622 platform to fix MSI issue and
+comply with the hardware design.
+
+Signed-off-by: chuanjia.liu <Chuanjia.Liu@mediatek.com>
+---
+ .../bindings/pci/mediatek-pcie-cfg.yaml       |  38 +++++
+ .../devicetree/bindings/pci/mediatek-pcie.txt | 144 +++++++++++-------
+ 2 files changed, 129 insertions(+), 53 deletions(-)
+ create mode 100644 Documentation/devicetree/bindings/pci/mediatek-pcie-cfg.yaml
+
+diff --git a/Documentation/devicetree/bindings/pci/mediatek-pcie-cfg.yaml b/Documentation/devicetree/bindings/pci/mediatek-pcie-cfg.yaml
+new file mode 100644
+index 000000000000..4d2835ab4858
+--- /dev/null
++++ b/Documentation/devicetree/bindings/pci/mediatek-pcie-cfg.yaml
+@@ -0,0 +1,38 @@
++# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
++%YAML 1.2
++---
++$id: http://devicetree.org/schemas/pci/mediatek-pcie-cfg.yaml#
++$schema: http://devicetree.org/meta-schemas/core.yaml#
++
++title: Mediatek PCIECFG controller
++
++maintainers:
++  - Chuanjia Liu <chuanjia.liu@mediatek.com>
++  - Jianjun Wang <jianjun.wang@mediatek.com>
++
++description: |
++  The MediaTek PCIECFG controller controls some feature about
++  LTSSM, ASPM and so on.
++
++properties:
++  compatible:
++      items:
++        - enum:
++            - mediatek,mt7622-pciecfg
++            - mediatek,mt7629-pciecfg
++        - const: syscon
++
++  reg:
++    maxItems: 1
++
++required:
++  - compatible
++  - reg
++
++examples:
++  - |
++    pciecfg: pciecfg@1a140000 {
++        compatible = "mediatek,mt7622-pciecfg", "syscon";
++        reg = <0 0x1a140000 0 0x1000>;
++    };
++...
+diff --git a/Documentation/devicetree/bindings/pci/mediatek-pcie.txt b/Documentation/devicetree/bindings/pci/mediatek-pcie.txt
+index 7468d666763a..ddae110d4379 100644
+--- a/Documentation/devicetree/bindings/pci/mediatek-pcie.txt
++++ b/Documentation/devicetree/bindings/pci/mediatek-pcie.txt
+@@ -8,7 +8,7 @@ Required properties:
+       "mediatek,mt7623-pcie"
+       "mediatek,mt7629-pcie"
+ - device_type: Must be "pci"
+-- reg: Base addresses and lengths of the PCIe subsys and root ports.
++- reg: Base addresses and lengths of the root ports.
+ - reg-names: Names of the above areas to use during resource lookup.
+ - #address-cells: Address representation for root ports (must be 3)
+ - #size-cells: Size representation for root ports (must be 2)
+@@ -19,10 +19,10 @@ Required properties:
+    - sys_ckN :transaction layer and data link layer clock
+   Required entries for MT2701/MT7623:
+    - free_ck :for reference clock of PCIe subsys
+-  Required entries for MT2712/MT7622:
++  Required entries for MT2712/MT7622/MT7629:
+    - ahb_ckN :AHB slave interface operating clock for CSR access and RC
+             initiated MMIO access
+-  Required entries for MT7622:
++  Required entries for MT7622/MT7629:
+    - axi_ckN :application layer MMIO channel operating clock
+    - aux_ckN :pe2_mac_bridge and pe2_mac_core operating clock when
+             pcie_mac_ck/pcie_pipe_ck is turned off
+@@ -47,10 +47,13 @@ Required properties for MT7623/MT2701:
+ - reset-names: Must be "pcie-rst0", "pcie-rst1", "pcie-rstN".. based on the
+   number of root ports.
+-Required properties for MT2712/MT7622:
++Required properties for MT2712/MT7622/MT7629:
+ -interrupts: A list of interrupt outputs of the controller, must have one
+            entry for each PCIe port
++Required properties for MT7622/MT7629:
++- mediatek,pcie-subsys: Should be a phandle of the pciecfg node.
++
+ In addition, the device tree node must have sub-nodes describing each
+ PCIe port interface, having the following mandatory properties:
+@@ -143,56 +146,73 @@ Examples for MT7623:
+ Examples for MT2712:
+-      pcie: pcie@11700000 {
++      pcie1: pcie@112ff000 {
+               compatible = "mediatek,mt2712-pcie";
+               device_type = "pci";
+-              reg = <0 0x11700000 0 0x1000>,
+-                    <0 0x112ff000 0 0x1000>;
+-              reg-names = "port0", "port1";
++              reg = <0 0x112ff000 0 0x1000>;
++              reg-names = "port1";
+               #address-cells = <3>;
+               #size-cells = <2>;
+-              interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>,
+-                           <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
+-              clocks = <&topckgen CLK_TOP_PE2_MAC_P0_SEL>,
+-                       <&topckgen CLK_TOP_PE2_MAC_P1_SEL>,
+-                       <&pericfg CLK_PERI_PCIE0>,
++              interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
++              interrupt-names = "pcie_irq";
++              clocks = <&topckgen CLK_TOP_PE2_MAC_P1_SEL>,
+                        <&pericfg CLK_PERI_PCIE1>;
+-              clock-names = "sys_ck0", "sys_ck1", "ahb_ck0", "ahb_ck1";
+-              phys = <&pcie0_phy PHY_TYPE_PCIE>, <&pcie1_phy PHY_TYPE_PCIE>;
+-              phy-names = "pcie-phy0", "pcie-phy1";
++              clock-names = "sys_ck1", "ahb_ck1";
++              phys = <&u3port1 PHY_TYPE_PCIE>;
++              phy-names = "pcie-phy1";
+               bus-range = <0x00 0xff>;
+-              ranges = <0x82000000 0 0x20000000  0x0 0x20000000  0 0x10000000>;
++              ranges = <0x82000000 0 0x11400000  0x0 0x11400000  0 0x300000>;
++              status = "disabled";
+-              pcie0: pcie@0,0 {
+-                      reg = <0x0000 0 0 0 0>;
++              slot1: pcie@1,0 {
++                      reg = <0x0800 0 0 0 0>;
+                       #address-cells = <3>;
+                       #size-cells = <2>;
+                       #interrupt-cells = <1>;
+                       ranges;
+                       interrupt-map-mask = <0 0 0 7>;
+-                      interrupt-map = <0 0 0 1 &pcie_intc0 0>,
+-                                      <0 0 0 2 &pcie_intc0 1>,
+-                                      <0 0 0 3 &pcie_intc0 2>,
+-                                      <0 0 0 4 &pcie_intc0 3>;
+-                      pcie_intc0: interrupt-controller {
++                      interrupt-map = <0 0 0 1 &pcie_intc1 0>,
++                                      <0 0 0 2 &pcie_intc1 1>,
++                                      <0 0 0 3 &pcie_intc1 2>,
++                                      <0 0 0 4 &pcie_intc1 3>;
++                      pcie_intc1: interrupt-controller {
+                               interrupt-controller;
+                               #address-cells = <0>;
+                               #interrupt-cells = <1>;
+                       };
+               };
++      };
+-              pcie1: pcie@1,0 {
+-                      reg = <0x0800 0 0 0 0>;
++      pcie0: pcie@11700000 {
++              compatible = "mediatek,mt2712-pcie";
++              device_type = "pci";
++              reg = <0 0x11700000 0 0x1000>;
++              reg-names = "port0";
++              #address-cells = <3>;
++              #size-cells = <2>;
++              interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>;
++              interrupt-names = "pcie_irq";
++              clocks = <&topckgen CLK_TOP_PE2_MAC_P0_SEL>,
++                       <&pericfg CLK_PERI_PCIE0>;
++              clock-names = "sys_ck0", "ahb_ck0";
++              phys = <&u3port0 PHY_TYPE_PCIE>;
++              phy-names = "pcie-phy0";
++              bus-range = <0x00 0xff>;
++              ranges = <0x82000000 0 0x20000000  0x0 0x20000000  0 0x10000000>;
++              status = "disabled";
++
++              slot0: pcie@0,0 {
++                      reg = <0x0000 0 0 0 0>;
+                       #address-cells = <3>;
+                       #size-cells = <2>;
+                       #interrupt-cells = <1>;
+                       ranges;
+                       interrupt-map-mask = <0 0 0 7>;
+-                      interrupt-map = <0 0 0 1 &pcie_intc1 0>,
+-                                      <0 0 0 2 &pcie_intc1 1>,
+-                                      <0 0 0 3 &pcie_intc1 2>,
+-                                      <0 0 0 4 &pcie_intc1 3>;
+-                      pcie_intc1: interrupt-controller {
++                      interrupt-map = <0 0 0 1 &pcie_intc0 0>,
++                                      <0 0 0 2 &pcie_intc0 1>,
++                                      <0 0 0 3 &pcie_intc0 2>,
++                                      <0 0 0 4 &pcie_intc0 3>;
++                      pcie_intc0: interrupt-controller {
+                               interrupt-controller;
+                               #address-cells = <0>;
+                               #interrupt-cells = <1>;
+@@ -202,39 +222,31 @@ Examples for MT2712:
+ Examples for MT7622:
+-      pcie: pcie@1a140000 {
++      pcie0: pcie@1a143000 {
+               compatible = "mediatek,mt7622-pcie";
+               device_type = "pci";
+-              reg = <0 0x1a140000 0 0x1000>,
+-                    <0 0x1a143000 0 0x1000>,
+-                    <0 0x1a145000 0 0x1000>;
+-              reg-names = "subsys", "port0", "port1";
++              reg = <0 0x1a143000 0 0x1000>;
++              reg-names = "port0";
++              mediatek,pcie-cfg = <&pciecfg>;
+               #address-cells = <3>;
+               #size-cells = <2>;
+-              interrupts = <GIC_SPI 228 IRQ_TYPE_LEVEL_LOW>,
+-                           <GIC_SPI 229 IRQ_TYPE_LEVEL_LOW>;
++              interrupts = <GIC_SPI 228 IRQ_TYPE_LEVEL_LOW>;
++              interrupt-names = "pcie_irq";
+               clocks = <&pciesys CLK_PCIE_P0_MAC_EN>,
+-                       <&pciesys CLK_PCIE_P1_MAC_EN>,
+                        <&pciesys CLK_PCIE_P0_AHB_EN>,
+-                       <&pciesys CLK_PCIE_P1_AHB_EN>,
+                        <&pciesys CLK_PCIE_P0_AUX_EN>,
+-                       <&pciesys CLK_PCIE_P1_AUX_EN>,
+                        <&pciesys CLK_PCIE_P0_AXI_EN>,
+-                       <&pciesys CLK_PCIE_P1_AXI_EN>,
+                        <&pciesys CLK_PCIE_P0_OBFF_EN>,
+-                       <&pciesys CLK_PCIE_P1_OBFF_EN>,
+-                       <&pciesys CLK_PCIE_P0_PIPE_EN>,
+-                       <&pciesys CLK_PCIE_P1_PIPE_EN>;
+-              clock-names = "sys_ck0", "sys_ck1", "ahb_ck0", "ahb_ck1",
+-                            "aux_ck0", "aux_ck1", "axi_ck0", "axi_ck1",
+-                            "obff_ck0", "obff_ck1", "pipe_ck0", "pipe_ck1";
+-              phys = <&pcie0_phy PHY_TYPE_PCIE>, <&pcie1_phy PHY_TYPE_PCIE>;
+-              phy-names = "pcie-phy0", "pcie-phy1";
++                       <&pciesys CLK_PCIE_P0_PIPE_EN>;
++              clock-names = "sys_ck0", "ahb_ck0", "aux_ck0",
++                            "axi_ck0", "obff_ck0", "pipe_ck0";
++
+               power-domains = <&scpsys MT7622_POWER_DOMAIN_HIF0>;
+               bus-range = <0x00 0xff>;
+-              ranges = <0x82000000 0 0x20000000  0x0 0x20000000  0 0x10000000>;
++              ranges = <0x82000000 0 0x20000000  0 0x20000000  0 0x8000000>;
++              status = "disabled";
+-              pcie0: pcie@0,0 {
++              slot0: pcie@0,0 {
+                       reg = <0x0000 0 0 0 0>;
+                       #address-cells = <3>;
+                       #size-cells = <2>;
+@@ -251,8 +263,34 @@ Examples for MT7622:
+                               #interrupt-cells = <1>;
+                       };
+               };
++      };
++
++      pcie1: pcie@1a145000 {
++              compatible = "mediatek,mt7622-pcie";
++              device_type = "pci";
++              reg = <0 0x1a145000 0 0x1000>;
++              reg-names = "port1";
++              mediatek,pcie-cfg = <&pciecfg>;
++              #address-cells = <3>;
++              #size-cells = <2>;
++              interrupts = <GIC_SPI 229 IRQ_TYPE_LEVEL_LOW>;
++              interrupt-names = "pcie_irq";
++              clocks = <&pciesys CLK_PCIE_P1_MAC_EN>,
++                       /* designer has connect RC1 with p0_ahb clock */
++                       <&pciesys CLK_PCIE_P0_AHB_EN>,
++                       <&pciesys CLK_PCIE_P1_AUX_EN>,
++                       <&pciesys CLK_PCIE_P1_AXI_EN>,
++                       <&pciesys CLK_PCIE_P1_OBFF_EN>,
++                       <&pciesys CLK_PCIE_P1_PIPE_EN>;
++              clock-names = "sys_ck1", "ahb_ck1", "aux_ck1",
++                            "axi_ck1", "obff_ck1", "pipe_ck1";
++
++              power-domains = <&scpsys MT7622_POWER_DOMAIN_HIF0>;
++              bus-range = <0x00 0xff>;
++              ranges = <0x82000000 0 0x28000000  0 0x28000000  0 0x8000000>;
++              status = "disabled";
+-              pcie1: pcie@1,0 {
++              slot1: pcie@1,0 {
+                       reg = <0x0800 0 0 0 0>;
+                       #address-cells = <3>;
+                       #size-cells = <2>;
diff --git a/target/linux/mediatek/patches-5.4/0992-PCI-mediatek-Use-regmap-to-get-shared-pcie-cfg-base.patch b/target/linux/mediatek/patches-5.4/0992-PCI-mediatek-Use-regmap-to-get-shared-pcie-cfg-base.patch
new file mode 100755 (executable)
index 0000000..e773e2e
--- /dev/null
@@ -0,0 +1,219 @@
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+From: <chuanjia.liu@mediatek.com>
+To: <robh+dt@kernel.org>, <ryder.lee@mediatek.com>, <matthias.bgg@gmail.com>
+Subject: [PATCH v2 2/4] PCI: mediatek: Use regmap to get shared pcie-cfg base
+Date: Thu, 28 May 2020 14:16:46 +0800
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+
+From: "chuanjia.liu" <Chuanjia.Liu@mediatek.com>
+
+Use regmap to get shared pcie-cfg base and change
+the method to get pcie irq.
+
+Signed-off-by: chuanjia.liu <Chuanjia.Liu@mediatek.com>
+---
+ drivers/pci/controller/pcie-mediatek.c | 25 ++++++++++++++++++-------
+ 1 file changed, 18 insertions(+), 7 deletions(-)
+
+diff --git a/drivers/pci/controller/pcie-mediatek.c b/drivers/pci/controller/pcie-mediatek.c
+index cb982891b22b..2268d6073eb6 100644
+--- a/drivers/pci/controller/pcie-mediatek.c
++++ b/drivers/pci/controller/pcie-mediatek.c
+@@ -14,6 +14,7 @@
+ #include <linux/irqchip/chained_irq.h>
+ #include <linux/irqdomain.h>
+ #include <linux/kernel.h>
++#include <linux/mfd/syscon.h>
+ #include <linux/msi.h>
+ #include <linux/module.h>
+ #include <linux/of_address.h>
+@@ -23,6 +24,7 @@
+ #include <linux/phy/phy.h>
+ #include <linux/platform_device.h>
+ #include <linux/pm_runtime.h>
++#include <linux/regmap.h>
+ #include <linux/reset.h>
+ #include "../pci.h"
+@@ -205,6 +207,7 @@ struct mtk_pcie_port {
+  * struct mtk_pcie - PCIe host information
+  * @dev: pointer to PCIe device
+  * @base: IO mapped register base
++ * @cfg: IO mapped register map for PCIe config
+  * @free_ck: free-run reference clock
+  * @mem: non-prefetchable memory resource
+  * @ports: pointer to PCIe port information
+@@ -214,6 +217,7 @@ struct mtk_pcie_port {
+ struct mtk_pcie {
+       struct device *dev;
+       void __iomem *base;
++      struct regmap *cfg;
+       struct clk *free_ck;
+       struct list_head ports;
+@@ -650,7 +654,7 @@ static int mtk_pcie_setup_irq(struct mtk_pcie_port *port,
+               return err;
+       }
+-      port->irq = platform_get_irq(pdev, port->slot);
++      port->irq = platform_get_irq_byname(pdev, "pcie_irq");
+       irq_set_chained_handler_and_data(port->irq,
+                                        mtk_pcie_intr_handler, port);
+@@ -673,12 +677,11 @@ static int mtk_pcie_startup_port_v2(struct mtk_pcie_port *port)
+       if (!mem)
+               return -EINVAL;
+-      /* MT7622 platforms need to enable LTSSM and ASPM from PCIe subsys */
+-      if (pcie->base) {
+-              val = readl(pcie->base + PCIE_SYS_CFG_V2);
+-              val |= PCIE_CSR_LTSSM_EN(port->slot) |
+-                     PCIE_CSR_ASPM_L1_EN(port->slot);
+-              writel(val, pcie->base + PCIE_SYS_CFG_V2);
++      /* MT7622/MT7629 platforms need to enable LTSSM and ASPM. */
++      if (pcie->cfg) {
++              val = PCIE_CSR_LTSSM_EN(port->slot) |
++                    PCIE_CSR_ASPM_L1_EN(port->slot);
++              regmap_update_bits(pcie->cfg, PCIE_SYS_CFG_V2, val, val);
+       }
+       /* Assert all reset signals */
+@@ -984,6 +987,7 @@ static int mtk_pcie_subsys_powerup(struct mtk_pcie *pcie)
+       struct device *dev = pcie->dev;
+       struct platform_device *pdev = to_platform_device(dev);
+       struct resource *regs;
++      struct device_node *cfg_node;
+       int err;
+       /* get shared registers, which are optional */
+@@ -996,6 +1000,13 @@ static int mtk_pcie_subsys_powerup(struct mtk_pcie *pcie)
+               }
+       }
++      cfg_node = of_parse_phandle(dev->of_node, "mediatek,pcie-cfg", 0);
++      if (cfg_node) {
++              pcie->cfg = syscon_node_to_regmap(cfg_node);
++              if (IS_ERR(pcie->cfg))
++                      return PTR_ERR(pcie->cfg);
++      }
++
+       pcie->free_ck = devm_clk_get(dev, "free_ck");
+       if (IS_ERR(pcie->free_ck)) {
+               if (PTR_ERR(pcie->free_ck) == -EPROBE_DEFER)
diff --git a/target/linux/mediatek/patches-5.4/0993-arm64-dts-mediatek-Split-PCIe-node-for-MT2712-MT7622.patch b/target/linux/mediatek/patches-5.4/0993-arm64-dts-mediatek-Split-PCIe-node-for-MT2712-MT7622.patch
new file mode 100755 (executable)
index 0000000..7d3c55c
--- /dev/null
@@ -0,0 +1,423 @@
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+From: <chuanjia.liu@mediatek.com>
+To: <robh+dt@kernel.org>, <ryder.lee@mediatek.com>, <matthias.bgg@gmail.com>
+Subject: [PATCH v2 3/4] arm64: dts: mediatek: Split PCIe node for
+ MT2712/MT7622
+Date: Thu, 28 May 2020 14:16:47 +0800
+Message-ID: <20200528061648.32078-4-chuanjia.liu@mediatek.com>
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+Cc: devicetree@vger.kernel.org, lorenzo.pieralisi@arm.com,
+ srv_heupstream@mediatek.com, "chuanjia.liu" <Chuanjia.Liu@mediatek.com>,
+ linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
+ jianjun.wang@mediatek.com, linux-mediatek@lists.infradead.org,
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+Sender: "Linux-mediatek" <linux-mediatek-bounces@lists.infradead.org>
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+ linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org
+
+From: "chuanjia.liu" <Chuanjia.Liu@mediatek.com>
+
+There are two independent PCIe controllers in MT2712/MT7622 platform,
+and each of them should contain an independent MSI domain.
+
+In current architecture, MSI domain will be inherited from the root
+bridge, and all of the devices will share the same MSI domain.
+Hence that, the PCIe devices will not work properly if the irq number
+which required is more than 32.
+
+Split the PCIe node for MT2712/MT7622 platform to fix MSI issue and
+comply with the hardware design.
+
+Signed-off-by: chuanjia.liu <Chuanjia.Liu@mediatek.com>
+---
+ arch/arm64/boot/dts/mediatek/mt2712e.dtsi     | 75 +++++++++++--------
+ .../dts/mediatek/mt7622-bananapi-bpi-r64.dts  | 16 ++--
+ arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts  |  6 +-
+ arch/arm64/boot/dts/mediatek/mt7622.dtsi      | 68 +++++++++++------
+ 4 files changed, 96 insertions(+), 69 deletions(-)
+
+diff --git a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
+index 2cd8b33886e5..ab27ff4a869e 100644
+--- a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
++++ b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
+@@ -797,60 +797,73 @@
+               };
+       };
+-      pcie: pcie@11700000 {
++      pcie1: pcie@112ff000 {
+               compatible = "mediatek,mt2712-pcie";
+               device_type = "pci";
+-              reg = <0 0x11700000 0 0x1000>,
+-                    <0 0x112ff000 0 0x1000>;
+-              reg-names = "port0", "port1";
++              reg = <0 0x112ff000 0 0x1000>;
++              reg-names = "port1";
+               #address-cells = <3>;
+               #size-cells = <2>;
+-              interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>,
+-                           <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
+-              clocks = <&topckgen CLK_TOP_PE2_MAC_P0_SEL>,
+-                       <&topckgen CLK_TOP_PE2_MAC_P1_SEL>,
+-                       <&pericfg CLK_PERI_PCIE0>,
++              interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
++              interrupt-names = "pcie_irq";
++              clocks = <&topckgen CLK_TOP_PE2_MAC_P1_SEL>,
+                        <&pericfg CLK_PERI_PCIE1>;
+-              clock-names = "sys_ck0", "sys_ck1", "ahb_ck0", "ahb_ck1";
+-              phys = <&u3port0 PHY_TYPE_PCIE>, <&u3port1 PHY_TYPE_PCIE>;
+-              phy-names = "pcie-phy0", "pcie-phy1";
++              clock-names = "sys_ck1", "ahb_ck1";
++              phys = <&u3port1 PHY_TYPE_PCIE>;
++              phy-names = "pcie-phy1";
+               bus-range = <0x00 0xff>;
+-              ranges = <0x82000000 0 0x20000000  0x0 0x20000000  0 0x10000000>;
++              ranges = <0x82000000 0 0x11400000  0x0 0x11400000  0 0x300000>;
++              status = "disabled";
+-              pcie0: pcie@0,0 {
+-                      device_type = "pci";
+-                      status = "disabled";
+-                      reg = <0x0000 0 0 0 0>;
++              slot1: pcie@1,0 {
++                      reg = <0x0800 0 0 0 0>;
+                       #address-cells = <3>;
+                       #size-cells = <2>;
+                       #interrupt-cells = <1>;
+                       ranges;
+                       interrupt-map-mask = <0 0 0 7>;
+-                      interrupt-map = <0 0 0 1 &pcie_intc0 0>,
+-                                      <0 0 0 2 &pcie_intc0 1>,
+-                                      <0 0 0 3 &pcie_intc0 2>,
+-                                      <0 0 0 4 &pcie_intc0 3>;
+-                      pcie_intc0: interrupt-controller {
++                      interrupt-map = <0 0 0 1 &pcie_intc1 0>,
++                                      <0 0 0 2 &pcie_intc1 1>,
++                                      <0 0 0 3 &pcie_intc1 2>,
++                                      <0 0 0 4 &pcie_intc1 3>;
++                      pcie_intc1: interrupt-controller {
+                               interrupt-controller;
+                               #address-cells = <0>;
+                               #interrupt-cells = <1>;
+                       };
+               };
++      };
+-              pcie1: pcie@1,0 {
+-                      device_type = "pci";
+-                      status = "disabled";
+-                      reg = <0x0800 0 0 0 0>;
++      pcie0: pcie@11700000 {
++              compatible = "mediatek,mt2712-pcie";
++              device_type = "pci";
++              reg = <0 0x11700000 0 0x1000>;
++              reg-names = "port0";
++              #address-cells = <3>;
++              #size-cells = <2>;
++              interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>;
++              interrupt-names = "pcie_irq";
++              clocks = <&topckgen CLK_TOP_PE2_MAC_P0_SEL>,
++                       <&pericfg CLK_PERI_PCIE0>;
++              clock-names = "sys_ck0", "ahb_ck0";
++              phys = <&u3port0 PHY_TYPE_PCIE>;
++              phy-names = "pcie-phy0";
++              bus-range = <0x00 0xff>;
++              ranges = <0x82000000 0 0x20000000 0x0 0x20000000 0 0x10000000>;
++              status = "disabled";
++
++              slot0: pcie@0,0 {
++                      reg = <0x0000 0 0 0 0>;
+                       #address-cells = <3>;
+                       #size-cells = <2>;
+                       #interrupt-cells = <1>;
+                       ranges;
+                       interrupt-map-mask = <0 0 0 7>;
+-                      interrupt-map = <0 0 0 1 &pcie_intc1 0>,
+-                                      <0 0 0 2 &pcie_intc1 1>,
+-                                      <0 0 0 3 &pcie_intc1 2>,
+-                                      <0 0 0 4 &pcie_intc1 3>;
+-                      pcie_intc1: interrupt-controller {
++                      interrupt-map = <0 0 0 1 &pcie_intc0 0>,
++                                      <0 0 0 2 &pcie_intc0 1>,
++                                      <0 0 0 3 &pcie_intc0 2>,
++                                      <0 0 0 4 &pcie_intc0 3>;
++                      pcie_intc0: interrupt-controller {
+                               interrupt-controller;
+                               #address-cells = <0>;
+                               #interrupt-cells = <1>;
+diff --git a/arch/arm64/boot/dts/mediatek/mt7622-bananapi-bpi-r64.dts b/arch/arm64/boot/dts/mediatek/mt7622-bananapi-bpi-r64.dts
+index 83e10591e0e5..7574d88cc46a 100644
+--- a/arch/arm64/boot/dts/mediatek/mt7622-bananapi-bpi-r64.dts
++++ b/arch/arm64/boot/dts/mediatek/mt7622-bananapi-bpi-r64.dts
+@@ -207,18 +207,16 @@
+       };
+ };
+-&pcie {
++&pcie0 {
+       pinctrl-names = "default";
+-      pinctrl-0 = <&pcie0_pins>, <&pcie1_pins>;
++      pinctrl-0 = <&pcie0_pins>;
+       status = "okay";
++};
+-      pcie@0,0 {
+-              status = "okay";
+-      };
+-
+-      pcie@1,0 {
+-              status = "okay";
+-      };
++&pcie1 {
++      pinctrl-names = "default";
++      pinctrl-0 = <&pcie1_pins>;
++      status = "okay";
+ };
+ &pio {
+diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
+index 339dc9f88f43..d5131c8b6a79 100644
+--- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
++++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
+@@ -766,45 +766,41 @@
+               #reset-cells = <1>;
+       };
+-      pcie: pcie@1a140000 {
++      pciecfg: pciecfg@1a140000 {
++              compatible = "mediatek,mt7622-pciecfg", "syscon";
++              reg = <0 0x1a140000 0 0x1000>;
++      };
++
++      pcie0: pcie@1a143000 {
+               compatible = "mediatek,mt7622-pcie";
+               device_type = "pci";
+-              reg = <0 0x1a140000 0 0x1000>,
+-                    <0 0x1a143000 0 0x1000>,
+-                    <0 0x1a145000 0 0x1000>;
+-              reg-names = "subsys", "port0", "port1";
++              reg = <0 0x1a143000 0 0x1000>;
++              reg-names = "port0";
++              mediatek,pcie-cfg = <&pciecfg>;
+               #address-cells = <3>;
+               #size-cells = <2>;
+-              interrupts = <GIC_SPI 228 IRQ_TYPE_LEVEL_LOW>,
+-                           <GIC_SPI 229 IRQ_TYPE_LEVEL_LOW>;
++              interrupts = <GIC_SPI 228 IRQ_TYPE_LEVEL_LOW>;
++              interrupt-names = "pcie_irq";
+               clocks = <&pciesys CLK_PCIE_P0_MAC_EN>,
+-                       <&pciesys CLK_PCIE_P1_MAC_EN>,
+-                       <&pciesys CLK_PCIE_P0_AHB_EN>,
+                        <&pciesys CLK_PCIE_P0_AHB_EN>,
+                        <&pciesys CLK_PCIE_P0_AUX_EN>,
+-                       <&pciesys CLK_PCIE_P1_AUX_EN>,
+                        <&pciesys CLK_PCIE_P0_AXI_EN>,
+-                       <&pciesys CLK_PCIE_P1_AXI_EN>,
+                        <&pciesys CLK_PCIE_P0_OBFF_EN>,
+-                       <&pciesys CLK_PCIE_P1_OBFF_EN>,
+-                       <&pciesys CLK_PCIE_P0_PIPE_EN>,
+-                       <&pciesys CLK_PCIE_P1_PIPE_EN>;
+-              clock-names = "sys_ck0", "sys_ck1", "ahb_ck0", "ahb_ck1",
+-                            "aux_ck0", "aux_ck1", "axi_ck0", "axi_ck1",
+-                            "obff_ck0", "obff_ck1", "pipe_ck0", "pipe_ck1";
++                       <&pciesys CLK_PCIE_P0_PIPE_EN>;
++              clock-names = "sys_ck0", "ahb_ck0", "aux_ck0",
++                            "axi_ck0", "obff_ck0", "pipe_ck0";
++
+               power-domains = <&scpsys MT7622_POWER_DOMAIN_HIF0>;
+               bus-range = <0x00 0xff>;
+-              ranges = <0x82000000 0 0x20000000 0x0 0x20000000 0 0x10000000>;
++              ranges = <0x82000000 0 0x20000000  0x0 0x20000000  0 0x8000000>;
+               status = "disabled";
+-              pcie0: pcie@0,0 {
++              slot0: pcie@0,0 {
+                       reg = <0x0000 0 0 0 0>;
+                       #address-cells = <3>;
+                       #size-cells = <2>;
+                       #interrupt-cells = <1>;
+                       ranges;
+-                      status = "disabled";
+-
+                       interrupt-map-mask = <0 0 0 7>;
+                       interrupt-map = <0 0 0 1 &pcie_intc0 0>,
+                                       <0 0 0 2 &pcie_intc0 1>,
+@@ -816,15 +812,39 @@
+                               #interrupt-cells = <1>;
+                       };
+               };
++      };
+-              pcie1: pcie@1,0 {
++      pcie1: pcie@1a145000 {
++              compatible = "mediatek,mt7622-pcie";
++              device_type = "pci";
++              reg = <0 0x1a145000 0 0x1000>;
++              reg-names = "port1";
++              mediatek,pcie-cfg = <&pciecfg>;
++              #address-cells = <3>;
++              #size-cells = <2>;
++              interrupts = <GIC_SPI 229 IRQ_TYPE_LEVEL_LOW>;
++              interrupt-names = "pcie_irq";
++              clocks = <&pciesys CLK_PCIE_P1_MAC_EN>,
++                       /* designer has connect RC1 with p0_ahb clock */
++                       <&pciesys CLK_PCIE_P0_AHB_EN>,
++                       <&pciesys CLK_PCIE_P1_AUX_EN>,
++                       <&pciesys CLK_PCIE_P1_AXI_EN>,
++                       <&pciesys CLK_PCIE_P1_OBFF_EN>,
++                       <&pciesys CLK_PCIE_P1_PIPE_EN>;
++              clock-names = "sys_ck1", "ahb_ck1", "aux_ck1",
++                            "axi_ck1", "obff_ck1", "pipe_ck1";
++
++              power-domains = <&scpsys MT7622_POWER_DOMAIN_HIF0>;
++              bus-range = <0x00 0xff>;
++              ranges = <0x82000000 0 0x28000000  0x0 0x28000000  0 0x8000000>;
++              status = "disabled";
++
++              slot1: pcie@1,0 {
+                       reg = <0x0800 0 0 0 0>;
+                       #address-cells = <3>;
+                       #size-cells = <2>;
+                       #interrupt-cells = <1>;
+                       ranges;
+-                      status = "disabled";
+-
+                       interrupt-map-mask = <0 0 0 7>;
+                       interrupt-map = <0 0 0 1 &pcie_intc1 0>,
+                                       <0 0 0 2 &pcie_intc1 1>,
+--- a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts     2020-06-15 18:52:25.092948824 +0800
++++ b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts     2020-06-15 18:52:15.909094229 +0800
+@@ -244,18 +244,16 @@
+       };
+ };
+-&pcie {
++&pcie0 {
+       pinctrl-names = "default";
+-      pinctrl-0 = <&pcie0_pins>, <&pcie1_pins>;
++      pinctrl-0 = <&pcie0_pins>;
+       status = "okay";
++};
+-      pcie@0,0 {
+-              status = "okay";
+-      };
+-
+-      pcie@1,0 {
+-              status = "okay";
+-      };
++&pcie1 {
++      pinctrl-names = "default";
++      pinctrl-0 = <&pcie1_pins>;
++      status = "okay";
+ };
+ &pio {
diff --git a/target/linux/mediatek/patches-5.4/0994-ARM-dts-mediatek-Update-mt7629-PCIe-node.patch b/target/linux/mediatek/patches-5.4/0994-ARM-dts-mediatek-Update-mt7629-PCIe-node.patch
new file mode 100755 (executable)
index 0000000..4ba99d8
--- /dev/null
@@ -0,0 +1,207 @@
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+From: <chuanjia.liu@mediatek.com>
+To: <robh+dt@kernel.org>, <ryder.lee@mediatek.com>, <matthias.bgg@gmail.com>
+Subject: [PATCH v2 4/4] ARM: dts: mediatek: Update mt7629 PCIe node
+Date: Thu, 28 May 2020 14:16:48 +0800
+Message-ID: <20200528061648.32078-5-chuanjia.liu@mediatek.com>
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+Cc: devicetree@vger.kernel.org, lorenzo.pieralisi@arm.com,
+ srv_heupstream@mediatek.com, "chuanjia.liu" <Chuanjia.Liu@mediatek.com>,
+ linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
+ jianjun.wang@mediatek.com, linux-mediatek@lists.infradead.org,
+ yong.wu@mediatek.com, bhelgaas@google.com,
+ linux-arm-kernel@lists.infradead.org, amurray@thegoodpenguin.co.uk
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+
+From: "chuanjia.liu" <Chuanjia.Liu@mediatek.com>
+
+Remove unused property and add pciecfg node.
+
+Signed-off-by: chuanjia.liu <Chuanjia.Liu@mediatek.com>
+---
+ arch/arm/boot/dts/mt7629-rfb.dts |  3 ++-
+ arch/arm/boot/dts/mt7629.dtsi    | 23 +++++++++++++----------
+ 2 files changed, 15 insertions(+), 11 deletions(-)
+
+diff --git a/arch/arm/boot/dts/mt7629-rfb.dts b/arch/arm/boot/dts/mt7629-rfb.dts
+index 9980c10c6e29..eb536cbebd9b 100644
+--- a/arch/arm/boot/dts/mt7629-rfb.dts
++++ b/arch/arm/boot/dts/mt7629-rfb.dts
+@@ -140,9 +140,10 @@
+       };
+ };
+-&pcie {
++&pcie1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pcie_pins>;
++      status = "okay";
+ };
+ &pciephy1 {
+diff --git a/arch/arm/boot/dts/mt7629.dtsi b/arch/arm/boot/dts/mt7629.dtsi
+index 5cbb3d244c75..94567307b842 100644
+--- a/arch/arm/boot/dts/mt7629.dtsi
++++ b/arch/arm/boot/dts/mt7629.dtsi
+@@ -360,16 +360,21 @@
+                       #reset-cells = <1>;
+               };
+-              pcie: pcie@1a140000 {
++              pciecfg: pciecfg@1a140000 {
++                      compatible = "mediatek,mt7629-pciecfg", "syscon";
++                      reg = <0x1a140000 0x1000>;
++              };
++
++              pcie1: pcie@1a145000 {
+                       compatible = "mediatek,mt7629-pcie";
+                       device_type = "pci";
+-                      reg = <0x1a140000 0x1000>,
+-                            <0x1a145000 0x1000>;
+-                      reg-names = "subsys","port1";
++                      reg = <0x1a145000 0x1000>;
++                      reg-names = "port1";
++                      mediatek,pcie-cfg = <&pciecfg>;
+                       #address-cells = <3>;
+                       #size-cells = <2>;
+-                      interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_LOW>,
+-                                   <GIC_SPI 229 IRQ_TYPE_LEVEL_LOW>;
++                      interrupts = <GIC_SPI 229 IRQ_TYPE_LEVEL_LOW>;
++                      interrupt-names = "pcie_irq";
+                       clocks = <&pciesys CLK_PCIE_P1_MAC_EN>,
+                                <&pciesys CLK_PCIE_P0_AHB_EN>,
+                                <&pciesys CLK_PCIE_P1_AUX_EN>,
+@@ -390,21 +395,19 @@
+                       power-domains = <&scpsys MT7622_POWER_DOMAIN_HIF0>;
+                       bus-range = <0x00 0xff>;
+                       ranges = <0x82000000 0 0x20000000 0x20000000 0 0x10000000>;
++                      status = "disabled";
+-                      pcie1: pcie@1,0 {
+-                              device_type = "pci";
++                      slot1: pcie@1,0 {
+                               reg = <0x0800 0 0 0 0>;
+                               #address-cells = <3>;
+                               #size-cells = <2>;
+                               #interrupt-cells = <1>;
+                               ranges;
+-                              num-lanes = <1>;
+                               interrupt-map-mask = <0 0 0 7>;
+                               interrupt-map = <0 0 0 1 &pcie_intc1 0>,
+                                               <0 0 0 2 &pcie_intc1 1>,
+                                               <0 0 0 3 &pcie_intc1 2>,
+                                               <0 0 0 4 &pcie_intc1 3>;
+-
+                               pcie_intc1: interrupt-controller {
+                                       interrupt-controller;
+                                       #address-cells = <0>;