target/linux/ipq806x/patches-4.4/112-ARM-dts-qcom-add-pcie-nodes-to-ipq806x-platforms.patch

   1 From 5b40516b2f5fb9b2a7d6d3e2e924f12ec9d183a8 Mon Sep 17 00:00:00 2001
   2 From: Mathieu Olivari <mathieu@codeaurora.org>
   3 Date: Tue, 21 Apr 2015 19:01:42 -0700
   4 Subject: [PATCH 8/9] ARM: dts: qcom: add pcie nodes to ipq806x platforms
   5
   6 qcom-pcie driver now supports version 0 of the controller. This change
   7 adds the corresponding entries to the IPQ806x dtsi file and
   8 corresponding platform (AP148).
   9
  10 Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org>
  11 ---
  12  arch/arm/boot/dts/qcom-ipq8064-ap148.dts |  30 ++++++++
  13  arch/arm/boot/dts/qcom-ipq8064.dtsi      | 124 +++++++++++++++++++++++++++++++
  14  2 files changed, 154 insertions(+)
  15
  16 --- a/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
  17 +++ b/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
  18 @@ -116,5 +116,15 @@
  19                 usb30@1 {
  20                         status = "ok";
  21                 };
  22 +
  23 +               pcie0: pci@1b500000 {
  24 +                       status = "ok";
  25 +                       phy-tx0-term-offset = <7>;
  26 +               };
  27 +
  28 +               pcie1: pci@1b700000 {
  29 +                       status = "ok";
  30 +                       phy-tx0-term-offset = <7>;
  31 +               };
  32         };
  33  };
  34 --- a/arch/arm/boot/dts/qcom-ipq8064-db149.dts
  35 +++ b/arch/arm/boot/dts/qcom-ipq8064-db149.dts
  36 @@ -128,5 +128,17 @@
  37                 usb30@1 {
  38                         status = "ok";
  39                 };
  40 +
  41 +               pcie0: pci@1b500000 {
  42 +                       status = "ok";
  43 +               };
  44 +
  45 +               pcie1: pci@1b700000 {
  46 +                       status = "ok";
  47 +               };
  48 +
  49 +               pcie2: pci@1b900000 {
  50 +                       status = "ok";
  51 +               };
  52         };
  53  };
  54 --- a/arch/arm/boot/dts/qcom-ipq8064.dtsi
  55 +++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi
  56 @@ -4,6 +4,9 @@
  57  #include <dt-bindings/clock/qcom,gcc-ipq806x.h>
  58  #include <dt-bindings/clock/qcom,lcc-ipq806x.h>
  59  #include <dt-bindings/soc/qcom,gsbi.h>
  60 +#include <dt-bindings/reset/qcom,gcc-ipq806x.h>
  61 +#include <dt-bindings/interrupt-controller/arm-gic.h>
  62 +#include <dt-bindings/gpio/gpio.h>
  63
  64  / {
  65         model = "Qualcomm IPQ8064";
  66 @@ -99,6 +102,34 @@
  67                         interrupt-controller;
  68                         #interrupt-cells = <2>;
  69                         interrupts = <0 16 0x4>;
  70 +
  71 +                       pcie0_pins: pcie0_pinmux {
  72 +                               mux {
  73 +                                       pins = "gpio3";
  74 +                                       function = "pcie1_rst";
  75 +                                       drive-strength = <2>;
  76 +                                       bias-disable;
  77 +                               };
  78 +                       };
  79 +
  80 +                       pcie1_pins: pcie1_pinmux {
  81 +                               mux {
  82 +                                       pins = "gpio48";
  83 +                                       function = "pcie2_rst";
  84 +                                       drive-strength = <2>;
  85 +                                       bias-disable;
  86 +                               };
  87 +                       };
  88 +
  89 +                       pcie2_pins: pcie2_pinmux {
  90 +                               mux {
  91 +                                       pins = "gpio63";
  92 +                                       function = "pcie3_rst";
  93 +                                       drive-strength = <2>;
  94 +                                       bias-disable;
  95 +                                       output-low;
  96 +                               };
  97 +                       };
  98                 };
  99
 100                 intc: interrupt-controller@2000000 {
 101 @@ -417,6 +447,144 @@
 102                                 dr_mode = "host";
 103                         };
 104                 };
 105 +
 106 +               pcie0: pci@1b500000 {
 107 +                       compatible = "qcom,pcie-v0";
 108 +                       reg = <0x1b500000 0x1000
 109 +                              0x1b502000 0x80
 110 +                              0x1b600000 0x100
 111 +                              0x0ff00000 0x100000>;
 112 +                       reg-names = "dbi", "elbi", "parf", "config";
 113 +                       device_type = "pci";
 114 +                       linux,pci-domain = <0>;
 115 +                       bus-range = <0x00 0xff>;
 116 +                       num-lanes = <1>;
 117 +                       #address-cells = <3>;
 118 +                       #size-cells = <2>;
 119 +
 120 +                       ranges = <0x81000000 0 0x0fe00000 0x0fe00000 0 0x00100000   /* downstream I/O */
 121 +                                 0x82000000 0 0x08000000 0x08000000 0 0x07e00000>; /* non-prefetchable memory */
 122 +
 123 +                       interrupts = <GIC_SPI 35 IRQ_TYPE_NONE>;
 124 +                       interrupt-names = "msi";
 125 +                       #interrupt-cells = <1>;
 126 +                       interrupt-map-mask = <0 0 0 0x7>;
 127 +                       interrupt-map = <0 0 0 1 &intc 0 36 IRQ_TYPE_LEVEL_HIGH>, /* int_a */
 128 +                                       <0 0 0 2 &intc 0 37 IRQ_TYPE_LEVEL_HIGH>, /* int_b */
 129 +                                       <0 0 0 3 &intc 0 38 IRQ_TYPE_LEVEL_HIGH>, /* int_c */
 130 +                                       <0 0 0 4 &intc 0 39 IRQ_TYPE_LEVEL_HIGH>; /* int_d */
 131 +
 132 +                       clocks = <&gcc PCIE_A_CLK>,
 133 +                                <&gcc PCIE_H_CLK>,
 134 +                                <&gcc PCIE_PHY_CLK>;
 135 +                       clock-names = "core", "iface", "phy";
 136 +
 137 +                       resets = <&gcc PCIE_ACLK_RESET>,
 138 +                                <&gcc PCIE_HCLK_RESET>,
 139 +                                <&gcc PCIE_POR_RESET>,
 140 +                                <&gcc PCIE_PCI_RESET>,
 141 +                                <&gcc PCIE_PHY_RESET>;
 142 +                       reset-names = "axi", "ahb", "por", "pci", "phy";
 143 +
 144 +                       pinctrl-0 = <&pcie0_pins>;
 145 +                       pinctrl-names = "default";
 146 +
 147 +                       perst-gpios = <&qcom_pinmux 3 GPIO_ACTIVE_LOW>;
 148 +
 149 +                       status = "disabled";
 150 +               };
 151 +
 152 +               pcie1: pci@1b700000 {
 153 +                       compatible = "qcom,pcie-v0";
 154 +                       reg = <0x1b700000 0x1000
 155 +                              0x1b702000 0x80
 156 +                              0x1b800000 0x100
 157 +                              0x31f00000 0x100000>;
 158 +                       reg-names = "dbi", "elbi", "parf", "config";
 159 +                       device_type = "pci";
 160 +                       linux,pci-domain = <1>;
 161 +                       bus-range = <0x00 0xff>;
 162 +                       num-lanes = <1>;
 163 +                       #address-cells = <3>;
 164 +                       #size-cells = <2>;
 165 +
 166 +                       ranges = <0x81000000 0 0x31e00000 0x31e00000 0 0x00100000   /* downstream I/O */
 167 +                                 0x82000000 0 0x2e000000 0x2e000000 0 0x03e00000>; /* non-prefetchable memory */
 168 +
 169 +                       interrupts = <GIC_SPI 57 IRQ_TYPE_NONE>;
 170 +                       interrupt-names = "msi";
 171 +                       #interrupt-cells = <1>;
 172 +                       interrupt-map-mask = <0 0 0 0x7>;
 173 +                       interrupt-map = <0 0 0 1 &intc 0 58 IRQ_TYPE_LEVEL_HIGH>, /* int_a */
 174 +                                       <0 0 0 2 &intc 0 59 IRQ_TYPE_LEVEL_HIGH>, /* int_b */
 175 +                                       <0 0 0 3 &intc 0 60 IRQ_TYPE_LEVEL_HIGH>, /* int_c */
 176 +                                       <0 0 0 4 &intc 0 61 IRQ_TYPE_LEVEL_HIGH>; /* int_d */
 177 +
 178 +                       clocks = <&gcc PCIE_1_A_CLK>,
 179 +                                <&gcc PCIE_1_H_CLK>,
 180 +                                <&gcc PCIE_1_PHY_CLK>;
 181 +                       clock-names = "core", "iface", "phy";
 182 +
 183 +                       resets = <&gcc PCIE_1_ACLK_RESET>,
 184 +                                <&gcc PCIE_1_HCLK_RESET>,
 185 +                                <&gcc PCIE_1_POR_RESET>,
 186 +                                <&gcc PCIE_1_PCI_RESET>,
 187 +                                <&gcc PCIE_1_PHY_RESET>;
 188 +                       reset-names = "axi", "ahb", "por", "pci", "phy";
 189 +
 190 +                       pinctrl-0 = <&pcie1_pins>;
 191 +                       pinctrl-names = "default";
 192 +
 193 +                       perst-gpios = <&qcom_pinmux 48 GPIO_ACTIVE_LOW>;
 194 +
 195 +                       status = "disabled";
 196 +               };
 197 +
 198 +               pcie2: pci@1b900000 {
 199 +                       compatible = "qcom,pcie-v0";
 200 +                       reg = <0x1b900000 0x1000
 201 +                              0x1b902000 0x80
 202 +                              0x1ba00000 0x100
 203 +                              0x35f00000 0x100000>;
 204 +                       reg-names = "dbi", "elbi", "parf", "config";
 205 +                       device_type = "pci";
 206 +                       linux,pci-domain = <2>;
 207 +                       bus-range = <0x00 0xff>;
 208 +                       num-lanes = <1>;
 209 +                       #address-cells = <3>;
 210 +                       #size-cells = <2>;
 211 +
 212 +                       ranges = <0x81000000 0 0x35e00000 0x35e00000 0 0x00100000   /* downstream I/O */
 213 +                                 0x82000000 0 0x32000000 0x32000000 0 0x03e00000>; /* non-prefetchable memory */
 214 +
 215 +                       interrupts = <GIC_SPI 71 IRQ_TYPE_NONE>;
 216 +                       interrupt-names = "msi";
 217 +                       #interrupt-cells = <1>;
 218 +                       interrupt-map-mask = <0 0 0 0x7>;
 219 +                       interrupt-map = <0 0 0 1 &intc 0 72 IRQ_TYPE_LEVEL_HIGH>, /* int_a */
 220 +                                       <0 0 0 2 &intc 0 73 IRQ_TYPE_LEVEL_HIGH>, /* int_b */
 221 +                                       <0 0 0 3 &intc 0 74 IRQ_TYPE_LEVEL_HIGH>, /* int_c */
 222 +                                       <0 0 0 4 &intc 0 75 IRQ_TYPE_LEVEL_HIGH>; /* int_d */
 223 +
 224 +                       clocks = <&gcc PCIE_2_A_CLK>,
 225 +                                <&gcc PCIE_2_H_CLK>,
 226 +                                <&gcc PCIE_2_PHY_CLK>;
 227 +                       clock-names = "core", "iface", "phy";
 228 +
 229 +                       resets = <&gcc PCIE_2_ACLK_RESET>,
 230 +                                <&gcc PCIE_2_HCLK_RESET>,
 231 +                                <&gcc PCIE_2_POR_RESET>,
 232 +                                <&gcc PCIE_2_PCI_RESET>,
 233 +                                <&gcc PCIE_2_PHY_RESET>;
 234 +                       reset-names = "axi", "ahb", "por", "pci", "phy";
 235 +
 236 +                       pinctrl-0 = <&pcie2_pins>;
 237 +                       pinctrl-names = "default";
 238 +
 239 +                       perst-gpios = <&qcom_pinmux 63 GPIO_ACTIVE_LOW>;
 240 +
 241 +                       status = "disabled";
 242 +               };
 243         };
 244
 245         sfpb_mutex: sfpb-mutex {