diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/boot/dts/elpida_ecb240abacn.dtsi | 67 | ||||
| -rw-r--r-- | arch/arm/boot/dts/omap4-panda.dts | 11 | ||||
| -rw-r--r-- | arch/arm/boot/dts/omap4-sdp.dts | 11 | ||||
| -rw-r--r-- | arch/arm/boot/dts/omap4.dtsi | 18 |
4 files changed, 107 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/elpida_ecb240abacn.dtsi b/arch/arm/boot/dts/elpida_ecb240abacn.dtsi new file mode 100644 index 000000000000..f97f70f83374 --- /dev/null +++ b/arch/arm/boot/dts/elpida_ecb240abacn.dtsi @@ -0,0 +1,67 @@ +/* + * Common devices used in different OMAP boards + */ + +/ { + elpida_ECB240ABACN: lpddr2 { + compatible = "Elpida,ECB240ABACN","jedec,lpddr2-s4"; + density = <2048>; + io-width = <32>; + + tRPab-min-tck = <3>; + tRCD-min-tck = <3>; + tWR-min-tck = <3>; + tRASmin-min-tck = <3>; + tRRD-min-tck = <2>; + tWTR-min-tck = <2>; + tXP-min-tck = <2>; + tRTP-min-tck = <2>; + tCKE-min-tck = <3>; + tCKESR-min-tck = <3>; + tFAW-min-tck = <8>; + + timings_elpida_ECB240ABACN_400mhz: lpddr2-timings@0 { + compatible = "jedec,lpddr2-timings"; + min-freq = <10000000>; + max-freq = <400000000>; + tRPab = <21000>; + tRCD = <18000>; + tWR = <15000>; + tRAS-min = <42000>; + tRRD = <10000>; + tWTR = <7500>; + tXP = <7500>; + tRTP = <7500>; + tCKESR = <15000>; + tDQSCK-max = <5500>; + tFAW = <50000>; + tZQCS = <90000>; + tZQCL = <360000>; + tZQinit = <1000000>; + tRAS-max-ns = <70000>; + tDQSCK-max-derated = <6000>; + }; + + timings_elpida_ECB240ABACN_200mhz: lpddr2-timings@1 { + compatible = "jedec,lpddr2-timings"; + min-freq = <10000000>; + max-freq = <200000000>; + tRPab = <21000>; + tRCD = <18000>; + tWR = <15000>; + tRAS-min = <42000>; + tRRD = <10000>; + tWTR = <10000>; + tXP = <7500>; + tRTP = <7500>; + tCKESR = <15000>; + tDQSCK-max = <5500>; + tFAW = <50000>; + tZQCS = <90000>; + tZQCL = <360000>; + tZQinit = <1000000>; + tRAS-max-ns = <70000>; + tDQSCK-max-derated = <6000>; + }; + }; +}; diff --git a/arch/arm/boot/dts/omap4-panda.dts b/arch/arm/boot/dts/omap4-panda.dts index 9880c12877b3..20b966ee1bb3 100644 --- a/arch/arm/boot/dts/omap4-panda.dts +++ b/arch/arm/boot/dts/omap4-panda.dts @@ -8,6 +8,7 @@ /dts-v1/; /include/ "omap4.dtsi" +/include/ "elpida_ecb240abacn.dtsi" / { model = "TI OMAP4 PandaBoard"; @@ -126,3 +127,13 @@ ti,non-removable; bus-width = <4>; }; + +&emif1 { + cs1-used; + device-handle = <&elpida_ECB240ABACN>; +}; + +&emif2 { + cs1-used; + device-handle = <&elpida_ECB240ABACN>; +}; diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts index 8869c1e209fe..7e83a61de0b2 100644 --- a/arch/arm/boot/dts/omap4-sdp.dts +++ b/arch/arm/boot/dts/omap4-sdp.dts @@ -8,6 +8,7 @@ /dts-v1/; /include/ "omap4.dtsi" +/include/ "elpida_ecb240abacn.dtsi" / { model = "TI OMAP4 SDP board"; @@ -227,6 +228,16 @@ ti,non-removable; }; +&emif1 { + cs1-used; + device-handle = <&elpida_ECB240ABACN>; +}; + +&emif2 { + cs1-used; + device-handle = <&elpida_ECB240ABACN>; +}; + &keypad { keypad,num-rows = <8>; keypad,num-columns = <8>; diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi index 7fc45bb8a951..c7dc11feb9da 100644 --- a/arch/arm/boot/dts/omap4.dtsi +++ b/arch/arm/boot/dts/omap4.dtsi @@ -300,5 +300,23 @@ compatible = "ti,omap4-keypad"; ti,hwmods = "kbd"; }; + + emif1: emif@4c000000 { + compatible = "ti,emif-4d"; + ti,hwmods = "emif1"; + phy-type = <1>; + hw-caps-read-idle-ctrl; + hw-caps-ll-interface; + hw-caps-temp-alert; + }; + + emif2: emif@4d000000 { + compatible = "ti,emif-4d"; + ti,hwmods = "emif2"; + phy-type = <1>; + hw-caps-read-idle-ctrl; + hw-caps-ll-interface; + hw-caps-temp-alert; + }; }; }; |