openfirmware August 2012

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[commit] r3237 - dev/olpc/mmp2camera
by repository service 29 Aug '12

29 Aug '12

Author: wmb Date: Wed Aug 29 02:50:52 2012 New Revision: 3237 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3237 Log: OLPC ARM - Camera driver - use the new "my-clocks-on/off" facility to move the clock enabling code out of this file into the PMUA driver. Modified: dev/olpc/mmp2camera/ccic.fth Modified: dev/olpc/mmp2camera/ccic.fth ============================================================================== --- dev/olpc/mmp2camera/ccic.fth Wed Aug 29 02:48:20 2012 (r3236) +++ dev/olpc/mmp2camera/ccic.fth Wed Aug 29 02:50:52 2012 (r3237) @@ -79,54 +79,8 @@ 0 to next-buf ; -[ifdef] mmp3 -: isp-island-power-on - \ set ISP regs to the default value - 0 h# 50 pmua! - 0 h# 1fc pmua! - - \ Turn on the CCIC/ISP power switch - h# 200 h# 1fc pmua! - d# 10 ms - h# 600 h# 1fc pmua! - d# 10 ms - \ Disable isp isolation\n" - h# 700 h# 1fc pmua! - - \ Start memory redundacy repair - 4 h# 224 pmua-set \ PMUA_ISP_CLK_RES_CTRL - begin d# 10 ms h# 224 pmua@ 4 and 0= until - - \ Enable dummy clocks to the SRAMS - h# 10 h# 1e0 pmua-set \ PMUA_ISLD_CI_PDWN_CTRL - d# 200 ms - h# 10 h# 1e0 pmua-clr - - \ Enable ISP clocks here if you want to use the ISP - \ 8 h# 224 pmua-set \ Enable AXI clock in PMUA_ISP_CLK_RES_CTRL - \ h# f00 h# 200 h# 224 pmua-fld \ Clock divider - \ h# c0 h# 40 h# 224 pmua-fld \ CLock source - \ h# 10 h# 224 pmua-set - - \ enable CCIC clocks - h# 8238 h# 50 pmua-set - - \ Deassert ISP clocks here if you want to use the ISP - \ XXX should these be pmua-clr ? - \ 1 h# 224 pmua-set \ AXI reset - \ 2 h# 224 pmua-set \ ISP SW reset - \ h# 10000 h# 50 pmua-set \ CCIC1 AXI Arbiter reset - - \ De-assert CCIC Resets - h# 10107 h# 50 pmua-set \ XXX change to 107 -; -[then] : power-on ( -- ) - [ifdef] mmp3 isp-island-power-on [then] - - \ Enable clocks - h# 3f h# 28 pmua! \ Clock gating - AHB, Internal PIXCLK, AXI clock always on - h# 0003.805b h# 50 pmua! \ PMUA clock config for CCIC - /1, PLL1/16, AXI arb, AXI, perip on + my-clock-on \ h# 0000.0002 h# 88 cl! \ Clock select - PIXMCLK, 797/2 (PLL1/16) / 2 -> 24.9 MHz \ h# 4000.0002 h# 88 cl! \ Clock select - AXI, 797/2 (PLL1/16) / 2 -> 24.9 MHz @@ -143,6 +97,8 @@ reset-sensor h# 40 cl@ h# 1000.0000 or h# 40 cl! \ Disable pads sensor-power-off + + my-clock-off ; @@ -206,8 +162,8 @@ : close ( -- ) ctlr-stop interrupts-off - power-off free-dma-bufs + power-off camera-base h# 1000 " map-out" $call-parent ;

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[commit] r3236 - cpu/arm/mmp2
by repository service 29 Aug '12

29 Aug '12

Author: wmb Date: Wed Aug 29 02:48:20 2012 New Revision: 3236 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3236 Log: OLPC ARM - implemented a generic mechanism for enabling and disabling device clocks based on the "clocks" property. Important new words are "my-clock-on" and "my-clock-off", which can be called from a device instance in a node that has a "clocks" property. Modified: cpu/arm/mmp2/apbc.fth cpu/arm/mmp2/pmua.fth Modified: cpu/arm/mmp2/apbc.fth ============================================================================== --- cpu/arm/mmp2/apbc.fth Wed Aug 29 02:12:35 2012 (r3235) +++ cpu/arm/mmp2/apbc.fth Wed Aug 29 02:48:20 2012 (r3236) @@ -89,4 +89,11 @@ h# 94 +int h# 7 +int h# 3 +int d# 26,000,000 +int \ 35 CORESIGHT " clock-enable-registers" property +: on/off ( on? clock# -- ) + get-reg&masks if drop exit then ( on? set-mask clr-mask reg ) + >r r@ apbc@ and ( on? set-mask regval r: reg ) + rot if or else nip then ( regval' r: reg ) + r> apbc! +; + end-package Modified: cpu/arm/mmp2/pmua.fth ============================================================================== --- cpu/arm/mmp2/pmua.fth Wed Aug 29 02:12:35 2012 (r3235) +++ cpu/arm/mmp2/pmua.fth Wed Aug 29 02:48:20 2012 (r3236) @@ -2,6 +2,31 @@ : clocks 2 ; previous definitions +\ Given a clock index, retrieve the register offset and set/clear masks +\ from the clock-enable-registers property in the device node from which +\ this is called. The format and usage of clock-enable-registers is +\ specific to PXA/MMP SoCs, but might be useful for any hardware whose +\ clock enabling can be expressed by clearing some register bits and +\ setting others. + +: get-reg&masks ( clock# -- set-mask ~clr-mask reg false | true ) + " clock-enable-registers" get-property if ( clock# ) + drop true exit ( true -- ) + then ( clock# propval$ ) + + \ Offset into clock-enable-registers array + rot h# 10 * ( propval$ offset ) + 2dup <= if ( propval$ offset ) + 3drop true exit ( true -- ) + then ( propval-adr$ offset ) + /string ( propval-adr$' ) + + decode-int >r ( propval-adr$' r: reg ) + decode-int invert >r ( propval-adr$' r: reg ~clr-mask ) + get-encoded-int r> r> ( set-mask ~clr-mask reg ) + false ( set-mask ~clr-mask reg false ) +; + 0 0 " " " /" begin-package " pmua" name " mrvl,pxa-apmu" +compatible @@ -96,4 +121,132 @@ [then] " clock-enable-registers" property +[ifdef] notdef + " clock-enable-registers" get-property if ( on? clock# ) + 2drop exit ( -- ) + then ( on? clock# propval$ ) + + \ Offset into clock-enable-registers array + rot h# 10 * ( on? propval$ offset ) + 2dup <= if ( on? propval$ offset ) + 4drop exit ( -- ) + then ( on? propval-adr$ offset ) + /string ( on? propval-adr$' ) + + \ Get register offset + decode-int >r ( on? propval-adr$' r: reg-offset ) + + \ Apply the clear mask to the register value + decode-int invert ( on? propval-adr$' clr-mask r: reg-offset ) + r@ pmua@ and ( on? propval-adr$' regval r: reg-offset ) + -rot ( on? regval propval-adr$ r: reg-offset ) + + \ Apply the set mask if the clock is being turned on + 3 roll if ( regval propval-adr$ r: reg-offset ) + get-encoded-int or ( regval' r: reg-offset ) + else ( regval propval-adr$ r: reg-offset ) + 2drop ( regval r: reg-offset ) + then ( regval r: reg-offset ) + + \ Write back the modified register value + r> pmua! ( ) +[then] + +: generic-on/off ( on? clock# -- ) + get-reg&masks if drop exit then ( on? set-mask clr-mask reg ) + >r r@ pmua@ and ( on? set-mask regval r: reg ) + rot if or else nip then ( regval' r: reg ) + r> pmua! +; + +[ifdef] mmp3 +: ccic-isp-island-off ( -- ) + h# 600 h# 1fc pmua! \ Isolation enabled + \ Fiddle with ISP_CLK_RES_CTRL here to turn off ISP engine + h# 000 h# 1fc pmua! \ Power off +; + +: ccic-isp-island-on ( -- ) + \ set ISP regs to the default value + 0 h# 50 pmua! + 0 h# 1fc pmua! + + \ Turn on the CCIC/ISP power switch + h# 200 h# 1fc pmua! \ Partially powered + d# 10 ms + h# 600 h# 1fc pmua! \ Fully powered + d# 10 ms + h# 700 h# 1fc pmua! \ Isolation disabled + +[ifdef] notdef + \ Empirically, the memory redundancy and SRAMs are unnecessary + \ for camera-only (no ISP) operation. + + \ Start memory redundacy repair + 4 h# 224 pmua-set \ PMUA_ISP_CLK_RES_CTRL + begin d# 10 ms h# 224 pmua@ 4 and 0= until + + \ Enable dummy clocks to the SRAMS + h# 10 h# 1e0 pmua-set \ PMUA_ISLD_CI_PDWN_CTRL + d# 200 ms + h# 10 h# 1e0 pmua-clr +[then] + + \ Enable ISP clocks here if you want to use the ISP + \ 8 h# 224 pmua-set \ Enable AXI clock in PMUA_ISP_CLK_RES_CTRL + \ h# f00 h# 200 h# 224 pmua-fld \ Clock divider + \ h# c0 h# 40 h# 224 pmua-fld \ CLock source + \ h# 10 h# 224 pmua-set + + \ enable CCIC clocks + h# 8238 h# 50 pmua-set + + \ Deassert ISP clocks here if you want to use the ISP + \ XXX should these be pmua-clr ? + \ 1 h# 224 pmua-set \ AXI reset + \ 2 h# 224 pmua-set \ ISP SW reset + \ h# 10000 h# 50 pmua-set \ CCIC1 AXI Arbiter reset + + \ De-assert CCIC Resets + h# 10107 h# 50 pmua-set \ XXX change to 107 +; +[then] + +: ccic-on/off ( on? -- ) + if + [ifdef] mmp3 ccic-isp-island-on [then] + + \ Enable clocks + h# 3f h# 28 pmua! \ Clock gating - AHB, Internal PIXCLK, AXI clock always on + h# 0003.805b h# 50 pmua! \ PMUA clock config for CCIC - /1, PLL1/16, AXI arb, AXI, perip on + else + h# 3f h# 50 pmua-clr + [ifdef] mmp3 ccic-isp-island-off [then] + then +; + +: on/off ( on? clock# -- ) + \ Special-case devices that need more elaborate on/off procedures + dup 2 = if \ CCIC ( on? clock# ) + drop ccic-on/off exit ( -- ) + then ( on? clock# ) + + generic-on/off +; + end-package + +\ This is a general-purpose mechanism for enabling/disabling a clock +\ that is described by a "clocks" property in the device node. The +\ property value is a phandle and an index, as used in Linux. + +: my-clock-on/off ( on? -- ) + " clocks" get-my-property abort" No clocks property" ( on? propval$ ) + decode-int >r ( on? propval$ r: phandle ) + get-encoded-int ( on? clock# r: phandle ) + r> push-package ( on? clock# ) + " on/off" package-execute ( ) + pop-package ( ) +; +: my-clock-off ( -- ) false my-clock-on/off ; +: my-clock-on ( -- ) true my-clock-on/off ;

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[commit] r3235 - in dev/olpc: . mmp2camera
by repository service 29 Aug '12

29 Aug '12

Author: wmb Date: Wed Aug 29 02:12:35 2012 New Revision: 3235 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3235 Log: OLPC ARM - Set reg and compatible properties in the /image-sensor node dynamically, by probing for the specific chip that is present. This requires the assistance of the camera driver, because the image sensor won't respond to its I2C bus unless it has a clock from the CCIC camera unit. Modified: dev/olpc/imagesensor.fth dev/olpc/mmp2camera/loadpkg.fth dev/olpc/ov7670.fth dev/olpc/seti.fth Modified: dev/olpc/imagesensor.fth ============================================================================== --- dev/olpc/imagesensor.fth Wed Aug 29 02:10:05 2012 (r3234) +++ dev/olpc/imagesensor.fth Wed Aug 29 02:12:35 2012 (r3235) @@ -12,3 +12,21 @@ : sensor-found? ( -- flag ) false ; +: set-sensor-properties ( name$ i2c-addr -- ) + my-self >r 0 to my-self + " /image-sensor" find-device ( name$ i2c-addr ) + " reg" get-property if ( name$ i2c-addr ) + 1 reg ( name$ ) + +compatible ( ) + else ( name$ i2c-addr regval$ ) + 2drop 3drop ( ) + then + device-end + r> to my-self +; + +also forth definitions +: probe-image-sensor ( -- ) + " /camera" open-dev close-dev +; +previous definitions Modified: dev/olpc/mmp2camera/loadpkg.fth ============================================================================== --- dev/olpc/mmp2camera/loadpkg.fth Wed Aug 29 02:10:05 2012 (r3234) +++ dev/olpc/mmp2camera/loadpkg.fth Wed Aug 29 02:12:35 2012 (r3235) @@ -10,6 +10,8 @@ cam-rst-gpio# 0 encode-gpio " gpios" property + " /image-sensor" encode-phandle " image-sensor" property + 0 [if] : alloc-capture-buffer ( len -- vadr padr ) \ XXX need map-in if we should use virtual mode Modified: dev/olpc/ov7670.fth ============================================================================== --- dev/olpc/ov7670.fth Wed Aug 29 02:10:05 2012 (r3234) +++ dev/olpc/ov7670.fth Wed Aug 29 02:12:35 2012 (r3235) @@ -166,6 +166,7 @@ then ( ) " OV7670" " sensor" string-property + " omnivision,ov7670" camera-smb-slave set-sensor-properties ['] ov7670-set-mirrored to set-mirrored ['] ov7670-config to camera-config Modified: dev/olpc/seti.fth ============================================================================== --- dev/olpc/seti.fth Wed Aug 29 02:10:05 2012 (r3234) +++ dev/olpc/seti.fth Wed Aug 29 02:12:35 2012 (r3235) @@ -306,6 +306,7 @@ h# 12 <> if false exit then ( ) " SETi,SIV120D" " sensor" string-property + " seti,siv120d" camera-smb-slave set-sensor-properties ['] seti-set-mirrored to set-mirrored ['] seti-config to camera-config

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[commit] r3234 - in cpu/arm: mmp2 olpc
by repository service 29 Aug '12

29 Aug '12

Author: wmb Date: Wed Aug 29 02:10:05 2012 New Revision: 3234 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3234 Log: OLPC ARM - Moved the board-specific code to create I2C device nodes into OLPC-specific files. Added: cpu/arm/olpc/gpio-i2c.fth cpu/arm/olpc/twsi-i2c.fth Modified: cpu/arm/mmp2/gpio.fth cpu/arm/mmp2/twsi.fth cpu/arm/olpc/build-fw.fth Modified: cpu/arm/mmp2/gpio.fth ============================================================================== --- cpu/arm/mmp2/gpio.fth Tue Aug 28 18:25:56 2012 (r3233) +++ cpu/arm/mmp2/gpio.fth Wed Aug 29 02:10:05 2012 (r3234) @@ -77,52 +77,3 @@ h# 104 make-gpio-mux-node h# 108 make-gpio-mux-node end-package - -: encode-gpio ( propval$ gpio# low? -- propval$' ) - >r >r ( propval$ r: low? gpio# ) - " /gpio" encode-phandle encode+ ( propval$' r: low? gpio# ) - r> encode-int encode+ ( propval$' r: low? ) - r> encode-int encode+ ( propval$' ) -; - -: gpio-property ( gpionum low? gpioname$ -- ) - 2>r 2>r ( r: gpioname$ gpionum low? ) - 0 0 encode-bytes ( propval$ r: gpioname$ gpionum low? ) - 2r> encode-gpio ( propval$' r: gpioname$ ) - 2r> property ( ) -; - -dev / - new-device - " camera-i2c" device-name - " i2c-gpio" +compatible - 1 " #address-cells" integer-property - 1 " #size-cells" integer-property - : encode-unit ( phys.. -- str ) push-hex (u.) pop-base ; - : decode-unit ( str -- phys.. ) push-hex $number if 0 then pop-base ; - : open ( -- flag ) true ; - : close ( -- ) ; - - - 0 0 encode-bytes - cam-sda-gpio# 0 encode-gpio - cam-scl-gpio# 0 encode-gpio - " gpios" property - finish-device - - new-device - " dcon-i2c" device-name - " i2c-gpio" +compatible - 1 " #address-cells" integer-property - 1 " #size-cells" integer-property - : encode-unit ( phys.. -- str ) push-hex (u.) pop-base ; - : decode-unit ( str -- phys.. ) push-hex $number if 0 then pop-base ; - : open ( -- flag ) true ; - : close ( -- ) ; - - 0 0 encode-bytes - dcon-sda-gpio# 0 encode-gpio - dcon-scl-gpio# 0 encode-gpio - " gpios" property - finish-device -device-end Modified: cpu/arm/mmp2/twsi.fth ============================================================================== --- cpu/arm/mmp2/twsi.fth Tue Aug 28 18:25:56 2012 (r3233) +++ cpu/arm/mmp2/twsi.fth Wed Aug 29 02:10:05 2012 (r3234) @@ -163,62 +163,6 @@ : twsi-b! ( byte reg -- ) 2 twsi-out ; [ifdef] begin-package -: make-twsi-node ( baseadr clock# irq# muxed-irq? fast? unit# -- ) - root-device - new-device - " linux,unit#" integer-property - " i2c" name - " mrvl,mmp-twsi" +compatible ( baseadr clock# irq# muxed-irq? fast? ) - if 0 0 " mrvl,i2c-fast-mode" property then ( baseadr clock# irq# muxed-irq? ) - if - " /interrupt-controller/interrupt-controller@158" encode-phandle " interrupt-parent" property - then ( baseadr clock# irq# ) - " interrupts" integer-property ( baseadr clock# ) - " /apbc" encode-phandle rot encode-int encode+ " clocks" property - - h# 1000 reg ( ) - 1 " #address-cells" integer-property - 1 " #size-cells" integer-property - " : open true ; : close ;" evaluate - " : encode-unit ( phys.. -- str ) push-hex (u.) pop-base ;" evaluate - " : decode-unit ( str -- phys.. ) push-hex $number if 0 then pop-base ;" evaluate - finish-device - device-end -; - -\ baseadr clk irq mux? fast? unit# - h# d4011000 1 7 false true 2 make-twsi-node \ TWSI1 - h# d4031000 2 0 true true 3 make-twsi-node \ TWSI2 -\ h# d4032000 3 1 true true N make-twsi-node \ TWSI3 - h# d4033000 4 2 true true 5 make-twsi-node \ TWSI4 -\ h# d4038000 d# 30 3 true true N make-twsi-node \ TWSI5 - h# d4034000 d# 31 4 true true 4 make-twsi-node \ TWSI6 - - -[ifdef] soon-olpc-cl2 \ this breaks cl4-a1 boards, which ofw calls cl2. -0 0 " 30" " /i2c@d4033000" begin-package \ TWSI4 - " touchscreen" name - " raydium_ts" +compatible - my-address my-space 1 reg -end-package -[else] -0 0 " 50" " /i2c@d4033000" begin-package \ TWSI4 - " touchscreen" name - " zforce" +compatible - my-address my-space 1 reg - touch-rst-gpio# 1 " reset-gpios" gpio-property - touch-tck-gpio# 1 " test-gpios" gpio-property - touch-hd-gpio# 1 " hd-gpios" gpio-property - touch-int-gpio# 1 " dr-gpios" gpio-property -end-package -[then] - -0 0 " 19" " /i2c@d4034000" begin-package \ TWSI6 - " accelerometer" name - " lis3lv02d" +compatible - my-address my-space 1 reg -end-package - 0 0 " " " /" begin-package " twsi" name Modified: cpu/arm/olpc/build-fw.fth ============================================================================== --- cpu/arm/olpc/build-fw.fth Tue Aug 28 18:25:56 2012 (r3233) +++ cpu/arm/olpc/build-fw.fth Wed Aug 29 02:10:05 2012 (r3234) @@ -102,6 +102,9 @@ fload ${BP}/cpu/arm/mmp2/watchdog.fth \ reset-all using watchdog timer +fload ${BP}/cpu/arm/olpc/gpio-i2c.fth +fload ${BP}/cpu/arm/olpc/twsi-i2c.fth + 0 0 " d4018000" " /" begin-package \ UART3 fload ${BP}/cpu/arm/mmp2/uart.fth " /apbc" encode-phandle d# 12 encode-int encode+ " clocks" property Added: cpu/arm/olpc/gpio-i2c.fth ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ cpu/arm/olpc/gpio-i2c.fth Wed Aug 29 02:10:05 2012 (r3234) @@ -0,0 +1,78 @@ +purpose: Device tree nodes for I2C buses implemented with GPIOs + +: encode-gpio ( propval$ gpio# low? -- propval$' ) + >r >r ( propval$ r: low? gpio# ) + " /gpio" encode-phandle encode+ ( propval$' r: low? gpio# ) + r> encode-int encode+ ( propval$' r: low? ) + r> encode-int encode+ ( propval$' ) +; + +: gpio-property ( gpionum low? gpioname$ -- ) + 2>r 2>r ( r: gpioname$ gpionum low? ) + 0 0 encode-bytes ( propval$ r: gpioname$ gpionum low? ) + 2r> encode-gpio ( propval$' r: gpioname$ ) + 2r> property ( ) +; + +: make-sensor-node ( name$ i2c-addr -- ) + " /camera-i2c" find-device ( name$ i2c-addr ) + new-device ( name$ i2c-addr ) + 1 reg ( name$ ) + +compatible ( ) + " image-sensor" device-name + 0 0 encode-bytes + cam-pwr-gpio# 0 encode-gpio + cam-rst-gpio# 0 encode-gpio + " gpios" property + finish-device + device-end +; + +dev / + new-device + " camera-i2c" device-name + " i2c-gpio" +compatible + 1 " #address-cells" integer-property + 1 " #size-cells" integer-property + : encode-unit ( phys.. -- str ) push-hex (u.) pop-base ; + : decode-unit ( str -- phys.. ) push-hex $number if 0 then pop-base ; + : open ( -- flag ) true ; + : close ( -- ) ; + + 0 0 encode-bytes + cam-sda-gpio# 0 encode-gpio + cam-scl-gpio# 0 encode-gpio + " gpios" property + + new-device + " image-sensor" device-name + + \ The reg and compatible properties are set by probing, based on the actual + \ image sensor encountered. For example: + \ h# 21 1 reg + \ " omnivision,ov7670" +compatible + + 0 0 encode-bytes + cam-pwr-gpio# 0 encode-gpio + cam-rst-gpio# 0 encode-gpio + " gpios" property + + finish-device + finish-device + + new-device + " dcon-i2c" device-name + " i2c-gpio" +compatible + 1 " #address-cells" integer-property + 1 " #size-cells" integer-property + : encode-unit ( phys.. -- str ) push-hex (u.) pop-base ; + : decode-unit ( str -- phys.. ) push-hex $number if 0 then pop-base ; + : open ( -- flag ) true ; + : close ( -- ) ; + + 0 0 encode-bytes + dcon-sda-gpio# 0 encode-gpio + dcon-scl-gpio# 0 encode-gpio + " gpios" property + finish-device +device-end Added: cpu/arm/olpc/twsi-i2c.fth ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ cpu/arm/olpc/twsi-i2c.fth Wed Aug 29 02:10:05 2012 (r3234) @@ -0,0 +1,57 @@ +purpose: Device tree nodes for board-specific I2C buses implemented by TWSI hardware + +: make-twsi-node ( baseadr clock# irq# muxed-irq? fast? unit# -- ) + root-device + new-device + " linux,unit#" integer-property + " i2c" name + " mrvl,mmp-twsi" +compatible ( baseadr clock# irq# muxed-irq? fast? ) + if 0 0 " mrvl,i2c-fast-mode" property then ( baseadr clock# irq# muxed-irq? ) + if + " /interrupt-controller/interrupt-controller@158" encode-phandle " interrupt-parent" property + then ( baseadr clock# irq# ) + " interrupts" integer-property ( baseadr clock# ) + " /apbc" encode-phandle rot encode-int encode+ " clocks" property + + h# 1000 reg ( ) + 1 " #address-cells" integer-property + 1 " #size-cells" integer-property + " : open true ; : close ;" evaluate + " : encode-unit ( phys.. -- str ) push-hex (u.) pop-base ;" evaluate + " : decode-unit ( str -- phys.. ) push-hex $number if 0 then pop-base ;" evaluate + finish-device + device-end +; + +\ baseadr clk irq mux? fast? unit# + h# d4011000 1 7 false true 2 make-twsi-node \ TWSI1 + h# d4031000 2 0 true true 3 make-twsi-node \ TWSI2 +\ h# d4032000 3 1 true true N make-twsi-node \ TWSI3 + h# d4033000 4 2 true true 5 make-twsi-node \ TWSI4 +\ h# d4038000 d# 30 3 true true N make-twsi-node \ TWSI5 + h# d4034000 d# 31 4 true true 4 make-twsi-node \ TWSI6 + + +[ifdef] soon-olpc-cl2 \ this breaks cl4-a1 boards, which ofw calls cl2. +0 0 " 30" " /i2c@d4033000" begin-package \ TWSI4 + " touchscreen" name + " raydium_ts" +compatible + my-address my-space 1 reg +end-package +[else] +0 0 " 50" " /i2c@d4033000" begin-package \ TWSI4 + " touchscreen" name + " zforce" +compatible + my-address my-space 1 reg + touch-rst-gpio# 1 " reset-gpios" gpio-property + touch-tck-gpio# 1 " test-gpios" gpio-property + touch-hd-gpio# 1 " hd-gpios" gpio-property + touch-int-gpio# 1 " dr-gpios" gpio-property +end-package +[then] + +0 0 " 19" " /i2c@d4034000" begin-package \ TWSI6 + " accelerometer" name + " lis3lv02d" +compatible + my-address my-space 1 reg +end-package

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[commit] r3233 - dev/olpc/mmp2camera
by repository service 29 Aug '12

29 Aug '12

Author: wmb Date: Tue Aug 28 18:25:56 2012 New Revision: 3233 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3233 Log: OLPC ARM - MMP camera driver - Some tweaking of device tree properties for the benefit of the Linux driver. Modified: dev/olpc/mmp2camera/loadpkg.fth Modified: dev/olpc/mmp2camera/loadpkg.fth ============================================================================== --- dev/olpc/mmp2camera/loadpkg.fth Tue Aug 28 18:25:18 2012 (r3232) +++ dev/olpc/mmp2camera/loadpkg.fth Tue Aug 28 18:25:56 2012 (r3233) @@ -1,9 +1,15 @@ " " " d420a000" " /" begin-package " camera" device-name + " marvell,mmpcam" +compatible my-address my-space h# 800 reg " /pmua" encode-phandle 2 encode-int encode+ " clocks" property d# 42 " interrupts" integer-property + 0 0 encode-bytes + cam-pwr-gpio# 0 encode-gpio + cam-rst-gpio# 0 encode-gpio + " gpios" property + 0 [if] : alloc-capture-buffer ( len -- vadr padr ) \ XXX need map-in if we should use virtual mode

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[commit] r3232 - cpu/arm/olpc
by repository service 29 Aug '12

29 Aug '12

Author: wmb Date: Tue Aug 28 18:25:18 2012 New Revision: 3232 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3232 Log: OLPC ARM - MMP audio driver - Some tweaking of device tree properties for the benefit of the Linux driver. Modified: cpu/arm/olpc/sound.fth Modified: cpu/arm/olpc/sound.fth ============================================================================== --- cpu/arm/olpc/sound.fth Tue Aug 28 10:03:02 2012 (r3231) +++ cpu/arm/olpc/sound.fth Tue Aug 28 18:25:18 2012 (r3232) @@ -10,18 +10,36 @@ [ifdef] mmp3 h# c0ffd000 [else] h# d42a0000 [then] + ; +\ "mav" stands for M(DMA), A(DMA), V(DMA), distinct from +\ the 16 "peripheral" PDMA channels. +\ The number space for mmp-mav-dma-channels is as follows: +\ 0: MDMA0 +\ 1: MDMA1 +\ 2: ADMA1_CH0 (out) +\ 3: ADMA1_CH1 (in) +\ 4: ADMA2_CH0 (out) +\ 5: ADMA2_CH1 (in) +\ 6: VDMA1_CH0 +\ 7: VDMA1_CH1 +\ That's consistent with the enumeration mmp_tdma_type in +\ Linux:arch/arm/mach-mmp/include/mach/mmp_dma.h +\ and also reflects the bit numbering (+16) in the various +\ DMA IRQ status and mask registers, e.g. ICU_DMA_IRQ1_STATUS + dev / new-device " adma" device-name h# 800 +audio h# 100 reg - d# 47 " interrupts" integer-property + 3 encode-int 2 encode-int encode+ " mmp-mav-dma-channels" property + " marvell,mmp-audio-dma" +compatible current-device ( adma0-ph ) finish-device new-device " adma" device-name h# 900 +audio h# 100 reg - d# 48 " interrupts" integer-property + 5 encode-int 4 encode-int encode+ " mmp-mav-dma-channels" property + " marvell,mmp-audio-dma" +compatible current-device ( adma0-ph adma1-ph ) finish-device @@ -31,7 +49,7 @@ \ We call this the platform driver, a single point that collects \ the Audio DMA resources - " mrvl,mmp-pcm-audio" +compatible \ snd_soc_dai_link.cpu_dai_of_node + " marvell,mmp-pcm-audio" +compatible \ snd_soc_dai_link.cpu_dai_of_node ( adma0-ph adma1-ph ) encode-int rot encode-int encode+ " adma-nodes" property @@ -41,7 +59,7 @@ " sspa" name h# d00 +audio h# 100 reg - " mrvl,mmp-sspa-dai" +compatible + " marvell,mmp-sspa-dai" +compatible " /pmua" encode-phandle d# 20 encode-int encode+ " clocks" property d# 3 " interrupts" integer-property @@ -52,7 +70,7 @@ " audio" name h# c00 +audio h# 100 reg -" mrvl,mmp-sspa-dai" +compatible +" marvell,mmp-sspa-dai" +compatible " /pmua" encode-phandle d# 20 encode-int encode+ " clocks" property d# 2 " interrupts" integer-property

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[commit] r3231 - cpu/x86/pc/olpc/via
by repository service 28 Aug '12

28 Aug '12

Author: quozl Date: Tue Aug 28 10:03:02 2012 New Revision: 3231 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3231 Log: Q3C09 Modified: cpu/x86/pc/olpc/via/fw-version.fth Modified: cpu/x86/pc/olpc/via/fw-version.fth ============================================================================== --- cpu/x86/pc/olpc/via/fw-version.fth Tue Aug 28 05:21:44 2012 (r3230) +++ cpu/x86/pc/olpc/via/fw-version.fth Tue Aug 28 10:03:02 2012 (r3231) @@ -1,6 +1,6 @@ \ The overall firmware revision macro: FW_MAJOR C -macro: FW_MINOR 08 +macro: FW_MINOR 09 \ Create a 2-character build/fw-suffix file to personalize your test builds " fw-suffix" $file-exists? [if]

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[commit] r3230 - cpu/arm/olpc
by repository service 28 Aug '12

28 Aug '12

Author: quozl Date: Tue Aug 28 05:21:44 2012 New Revision: 3230 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3230 Log: OLPC XO-1.75 XO-4 - ignore unimplemented write protect for internal eMMC Modified: cpu/arm/olpc/sdhci.fth Modified: cpu/arm/olpc/sdhci.fth ============================================================================== --- cpu/arm/olpc/sdhci.fth Tue Aug 28 03:28:52 2012 (r3229) +++ cpu/arm/olpc/sdhci.fth Tue Aug 28 05:21:44 2012 (r3230) @@ -87,6 +87,7 @@ [then] fload ${BP}/dev/mmc/sdhci/slot.fth + : write-protected? false ; new-device fload ${BP}/dev/mmc/sdhci/sdmmc.fth fload ${BP}/dev/mmc/sdhci/selftest.fth

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[commit] r3229 - dev/olpc
by repository service 28 Aug '12

28 Aug '12

Author: wmb Date: Tue Aug 28 03:28:52 2012 New Revision: 3229 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3229 Log: SETi camera driver - invert the PCLK polarity so the data is sampled on the correct edge Modified: dev/olpc/seti.fth Modified: dev/olpc/seti.fth ============================================================================== --- dev/olpc/seti.fth Tue Aug 28 03:25:39 2012 (r3228) +++ dev/olpc/seti.fth Tue Aug 28 03:28:52 2012 (r3229) @@ -107,7 +107,7 @@ \ IDP 03 00 ov! ff 10 ov! - 0d 11 ov! + 1d 11 ov! cb 12 ov! 04 14 ov! \ don't change

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[commit] r3228 - cpu/arm/olpc
by repository service 28 Aug '12

28 Aug '12

Author: wmb Date: Tue Aug 28 03:25:39 2012 New Revision: 3228 URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3228 Log: OLPC XO-4 - temporarily remove suspend/resume from selftest pending the implementation of that feature. Modified: cpu/arm/olpc/test-tweaks.fth Modified: cpu/arm/olpc/test-tweaks.fth ============================================================================== --- cpu/arm/olpc/test-tweaks.fth Tue Aug 28 03:07:53 2012 (r3227) +++ cpu/arm/olpc/test-tweaks.fth Tue Aug 28 03:25:39 2012 (r3228) @@ -17,6 +17,7 @@ device-end \ Add suspend resume test except in final +[ifndef] mmp3 \ Pending MMP3 suspend/resume implementation dev /switches warning @ warning off : selftest ( -- error? ) @@ -27,3 +28,4 @@ ; warning ! device-end +[then]

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openfirmware August 2012