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Diffstat (limited to 'arch/arm/boot/dts/omap34xx.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/omap34xx.dtsi | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/omap34xx.dtsi b/arch/arm/boot/dts/omap34xx.dtsi new file mode 100644 index 000000000..feaa43b78 --- /dev/null +++ b/arch/arm/boot/dts/omap34xx.dtsi @@ -0,0 +1,198 @@ +/* + * Device Tree Source for OMAP34xx/OMAP35xx SoC + * + * Copyright (C) 2013 Texas Instruments Incorporated - https://www.ti.com/ + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +#include <dt-bindings/bus/ti-sysc.h> +#include <dt-bindings/media/omap3-isp.h> + +#include "omap3.dtsi" + +/ { + cpus { + cpu: cpu@0 { + /* OMAP343x/OMAP35xx variants OPP1-6 */ + operating-points-v2 = <&cpu0_opp_table>; + + clock-latency = <300000>; /* From legacy driver */ + #cooling-cells = <2>; + }; + }; + + /* see Documentation/devicetree/bindings/opp/opp.txt */ + cpu0_opp_table: opp-table { + compatible = "operating-points-v2-ti-cpu"; + syscon = <&scm_conf>; + + opp1-125000000 { + opp-hz = /bits/ 64 <125000000>; + /* + * we currently only select the max voltage from table + * Table 3-3 of the omap3530 Data sheet (SPRS507F). + * Format is: <target min max> + */ + opp-microvolt = <975000 975000 975000>; + /* + * first value is silicon revision bit mask + * second one 720MHz Device Identification bit mask + */ + opp-supported-hw = <0xffffffff 3>; + }; + + opp2-250000000 { + opp-hz = /bits/ 64 <250000000>; + opp-microvolt = <1075000 1075000 1075000>; + opp-supported-hw = <0xffffffff 3>; + opp-suspend; + }; + + opp3-500000000 { + opp-hz = /bits/ 64 <500000000>; + opp-microvolt = <1200000 1200000 1200000>; + opp-supported-hw = <0xffffffff 3>; + }; + + opp4-550000000 { + opp-hz = /bits/ 64 <550000000>; + opp-microvolt = <1275000 1275000 1275000>; + opp-supported-hw = <0xffffffff 3>; + }; + + opp5-600000000 { + opp-hz = /bits/ 64 <600000000>; + opp-microvolt = <1350000 1350000 1350000>; + opp-supported-hw = <0xffffffff 3>; + }; + + opp6-720000000 { + opp-hz = /bits/ 64 <720000000>; + opp-microvolt = <1350000 1350000 1350000>; + /* only high-speed grade omap3530 devices */ + opp-supported-hw = <0xffffffff 2>; + turbo-mode; + }; + }; + + ocp@68000000 { + omap3_pmx_core2: pinmux@480025d8 { + compatible = "ti,omap3-padconf", "pinctrl-single"; + reg = <0x480025d8 0x24>; + #address-cells = <1>; + #size-cells = <0>; + #pinctrl-cells = <1>; + #interrupt-cells = <1>; + interrupt-controller; + pinctrl-single,register-width = <16>; + pinctrl-single,function-mask = <0xff1f>; + }; + + isp: isp@480bc000 { + compatible = "ti,omap3-isp"; + reg = <0x480bc000 0x12fc + 0x480bd800 0x017c>; + interrupts = <24>; + iommus = <&mmu_isp>; + syscon = <&scm_conf 0x6c>; + ti,phy-type = <OMAP3ISP_PHY_TYPE_COMPLEX_IO>; + #clock-cells = <1>; + ports { + #address-cells = <1>; + #size-cells = <0>; + }; + }; + + bandgap: bandgap@48002524 { + reg = <0x48002524 0x4>; + compatible = "ti,omap34xx-bandgap"; + #thermal-sensor-cells = <0>; + }; + + target-module@480cb000 { + compatible = "ti,sysc-omap3430-sr", "ti,sysc"; + ti,hwmods = "smartreflex_core"; + reg = <0x480cb024 0x4>; + reg-names = "sysc"; + ti,sysc-mask = <SYSC_OMAP2_CLOCKACTIVITY>; + clocks = <&sr2_fck>; + clock-names = "fck"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x480cb000 0x001000>; + + smartreflex_core: smartreflex@0 { + compatible = "ti,omap3-smartreflex-core"; + reg = <0 0x400>; + interrupts = <19>; + }; + }; + + target-module@480c9000 { + compatible = "ti,sysc-omap3430-sr", "ti,sysc"; + ti,hwmods = "smartreflex_mpu_iva"; + reg = <0x480c9024 0x4>; + reg-names = "sysc"; + ti,sysc-mask = <SYSC_OMAP2_CLOCKACTIVITY>; + clocks = <&sr1_fck>; + clock-names = "fck"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x480c9000 0x001000>; + + smartreflex_mpu_iva: smartreflex@480c9000 { + compatible = "ti,omap3-smartreflex-mpu-iva"; + reg = <0 0x400>; + interrupts = <18>; + }; + }; + + /* + * On omap34xx the OCP registers do not seem to be accessible + * at all unlike on 36xx. Maybe SGX is permanently set to + * "OCP bypass mode", or maybe there is OCP_SYSCONFIG that is + * write-only at 0x50000e10. We detect SGX based on the SGX + * revision register instead of the unreadable OCP revision + * register. Also note that on early 34xx es1 revision there + * are also different clocks, but we do not have any dts users + * for it. + */ + sgx_module: target-module@50000000 { + compatible = "ti,sysc-omap2", "ti,sysc"; + reg = <0x50000014 0x4>; + reg-names = "rev"; + clocks = <&sgx_fck>, <&sgx_ick>; + clock-names = "fck", "ick"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x50000000 0x4000>; + + /* + * Closed source PowerVR driver, no child device + * binding or driver in mainline + */ + }; + }; + + thermal_zones: thermal-zones { + #include "omap3-cpu-thermal.dtsi" + }; +}; + +&ssi { + status = "okay"; + + clocks = <&ssi_ssr_fck>, + <&ssi_sst_fck>, + <&ssi_ick>; + clock-names = "ssi_ssr_fck", + "ssi_sst_fck", + "ssi_ick"; +}; + +/include/ "omap34xx-omap36xx-clocks.dtsi" +/include/ "omap36xx-omap3430es2plus-clocks.dtsi" +/include/ "omap36xx-am35xx-omap3430es2plus-clocks.dtsi" |