arch/arm/boot/dts/omap34xx.dtsi

   1 /*
   2  * Device Tree Source for OMAP34xx/OMAP35xx SoC
   3  *
   4  * Copyright (C) 2013 Texas Instruments Incorporated - https://www.ti.com/
   5  *
   6  * This file is licensed under the terms of the GNU General Public License
   7  * version 2.  This program is licensed "as is" without any warranty of any
   8  * kind, whether express or implied.
   9  */
  10
  11 #include <dt-bindings/bus/ti-sysc.h>
  12 #include <dt-bindings/media/omap3-isp.h>
  13
  14 #include "omap3.dtsi"
  15
  16 / {
  17         cpus {
  18                 cpu: cpu@0 {
  19                         /* OMAP343x/OMAP35xx variants OPP1-6 */
  20                         operating-points-v2 = <&cpu0_opp_table>;
  21
  22                         clock-latency = <300000>; /* From legacy driver */
  23                         #cooling-cells = <2>;
  24                 };
  25         };
  26
  27         /* see Documentation/devicetree/bindings/opp/opp.txt */
  28         cpu0_opp_table: opp-table {
  29                 compatible = "operating-points-v2-ti-cpu";
  30                 syscon = <&scm_conf>;
  31
  32                 opp1-125000000 {
  33                         opp-hz = /bits/ 64 <125000000>;
  34                         /*
  35                          * we currently only select the max voltage from table
  36                          * Table 3-3 of the omap3530 Data sheet (SPRS507F).
  37                          * Format is: <target min max>
  38                          */
  39                         opp-microvolt = <975000 975000 975000>;
  40                         /*
  41                          * first value is silicon revision bit mask
  42                          * second one 720MHz Device Identification bit mask
  43                          */
  44                         opp-supported-hw = <0xffffffff 3>;
  45                 };
  46
  47                 opp2-250000000 {
  48                         opp-hz = /bits/ 64 <250000000>;
  49                         opp-microvolt = <1075000 1075000 1075000>;
  50                         opp-supported-hw = <0xffffffff 3>;
  51                         opp-suspend;
  52                 };
  53
  54                 opp3-500000000 {
  55                         opp-hz = /bits/ 64 <500000000>;
  56                         opp-microvolt = <1200000 1200000 1200000>;
  57                         opp-supported-hw = <0xffffffff 3>;
  58                 };
  59
  60                 opp4-550000000 {
  61                         opp-hz = /bits/ 64 <550000000>;
  62                         opp-microvolt = <1275000 1275000 1275000>;
  63                         opp-supported-hw = <0xffffffff 3>;
  64                 };
  65
  66                 opp5-600000000 {
  67                         opp-hz = /bits/ 64 <600000000>;
  68                         opp-microvolt = <1350000 1350000 1350000>;
  69                         opp-supported-hw = <0xffffffff 3>;
  70                 };
  71
  72                 opp6-720000000 {
  73                         opp-hz = /bits/ 64 <720000000>;
  74                         opp-microvolt = <1350000 1350000 1350000>;
  75                         /* only high-speed grade omap3530 devices */
  76                         opp-supported-hw = <0xffffffff 2>;
  77                         turbo-mode;
  78                 };
  79         };
  80
  81         ocp@68000000 {
  82                 omap3_pmx_core2: pinmux@480025d8 {
  83                         compatible = "ti,omap3-padconf", "pinctrl-single";
  84                         reg = <0x480025d8 0x24>;
  85                         #address-cells = <1>;
  86                         #size-cells = <0>;
  87                         #pinctrl-cells = <1>;
  88                         #interrupt-cells = <1>;
  89                         interrupt-controller;
  90                         pinctrl-single,register-width = <16>;
  91                         pinctrl-single,function-mask = <0xff1f>;
  92                 };
  93
  94                 isp: isp@480bc000 {
  95                         compatible = "ti,omap3-isp";
  96                         reg = <0x480bc000 0x12fc
  97                                0x480bd800 0x017c>;
  98                         interrupts = <24>;
  99                         iommus = <&mmu_isp>;
 100                         syscon = <&scm_conf 0x6c>;
 101                         ti,phy-type = <OMAP3ISP_PHY_TYPE_COMPLEX_IO>;
 102                         #clock-cells = <1>;
 103                         ports {
 104                                 #address-cells = <1>;
 105                                 #size-cells = <0>;
 106                         };
 107                 };
 108
 109                 bandgap: bandgap@48002524 {
 110                         reg = <0x48002524 0x4>;
 111                         compatible = "ti,omap34xx-bandgap";
 112                         #thermal-sensor-cells = <0>;
 113                 };
 114
 115                 target-module@480cb000 {
 116                         compatible = "ti,sysc-omap3430-sr", "ti,sysc";
 117                         ti,hwmods = "smartreflex_core";
 118                         reg = <0x480cb024 0x4>;
 119                         reg-names = "sysc";
 120                         ti,sysc-mask = <SYSC_OMAP2_CLOCKACTIVITY>;
 121                         clocks = <&sr2_fck>;
 122                         clock-names = "fck";
 123                         #address-cells = <1>;
 124                         #size-cells = <1>;
 125                         ranges = <0 0x480cb000 0x001000>;
 126
 127                         smartreflex_core: smartreflex@0 {
 128                                 compatible = "ti,omap3-smartreflex-core";
 129                                 reg = <0 0x400>;
 130                                 interrupts = <19>;
 131                         };
 132                 };
 133
 134                 target-module@480c9000 {
 135                         compatible = "ti,sysc-omap3430-sr", "ti,sysc";
 136                         ti,hwmods = "smartreflex_mpu_iva";
 137                         reg = <0x480c9024 0x4>;
 138                         reg-names = "sysc";
 139                         ti,sysc-mask = <SYSC_OMAP2_CLOCKACTIVITY>;
 140                         clocks = <&sr1_fck>;
 141                         clock-names = "fck";
 142                         #address-cells = <1>;
 143                         #size-cells = <1>;
 144                         ranges = <0 0x480c9000 0x001000>;
 145
 146                         smartreflex_mpu_iva: smartreflex@480c9000 {
 147                                 compatible = "ti,omap3-smartreflex-mpu-iva";
 148                                 reg = <0 0x400>;
 149                                 interrupts = <18>;
 150                         };
 151                 };
 152
 153                 /*
 154                  * On omap34xx the OCP registers do not seem to be accessible
 155                  * at all unlike on 36xx. Maybe SGX is permanently set to
 156                  * "OCP bypass mode", or maybe there is OCP_SYSCONFIG that is
 157                  * write-only at 0x50000e10. We detect SGX based on the SGX
 158                  * revision register instead of the unreadable OCP revision
 159                  * register. Also note that on early 34xx es1 revision there
 160                  * are also different clocks, but we do not have any dts users
 161                  * for it.
 162                  */
 163                 sgx_module: target-module@50000000 {
 164                         compatible = "ti,sysc-omap2", "ti,sysc";
 165                         reg = <0x50000014 0x4>;
 166                         reg-names = "rev";
 167                         clocks = <&sgx_fck>, <&sgx_ick>;
 168                         clock-names = "fck", "ick";
 169                         #address-cells = <1>;
 170                         #size-cells = <1>;
 171                         ranges = <0 0x50000000 0x4000>;
 172
 173                         /*
 174                          * Closed source PowerVR driver, no child device
 175                          * binding or driver in mainline
 176                          */
 177                 };
 178         };
 179
 180         thermal_zones: thermal-zones {
 181                 #include "omap3-cpu-thermal.dtsi"
 182         };
 183 };
 184
 185 &ssi {
 186         status = "okay";
 187
 188         clocks = <&ssi_ssr_fck>,
 189                  <&ssi_sst_fck>,
 190                  <&ssi_ick>;
 191         clock-names = "ssi_ssr_fck",
 192                       "ssi_sst_fck",
 193                       "ssi_ick";
 194 };
 195
 196 /include/ "omap34xx-omap36xx-clocks.dtsi"
 197 /include/ "omap36xx-omap3430es2plus-clocks.dtsi"
 198 /include/ "omap36xx-am35xx-omap3430es2plus-clocks.dtsi"