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Cmt hsi first aproach - simplest one #18

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januszdziedzic
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Two option possible here:
Simplest one ported here: removed newest HSI kernel framework, adding older one and HSI/SSI client/controller drivers.
Correct patch should be rewrite HSI/SSI client/controller drivers that will use newest HSI kernel framework - someone with more experience should do that.
I don't have time to work with this currently. So, I just push what have been done here. Someone should get this or decide what next ...

Anyway seems after ifconfig phonet0 up most of drivers works. I am not sure if correctly, I don't know this code. Logs I have:

[ 32.343658] ssi_protocol ssi_protocol: Configuring SSI port
[ 32.344635] ssi_protocol ssi_protocol: Issuing BOOT INFO REQ command
[ 32.344787] xxx ssi_pio_complete called
[ 32.348999] xxx ssi_pio_complete called
[ 32.353179] ssi_protocol ssi_protocol: Release cmd 0x10000001
[ 32.353271] xxx ssi_transfer called
[ 32.357208] ssi_protocol ssi_protocol: RX start M(1) R(0)
[ 32.449127] ssi_protocol ssi_protocol: RX start M(1) R(0)
[ 32.511444] ssi_protocol ssi_protocol: Issuing RX command
[ 32.511535] xxx ssi_pio_complete called
[ 32.515594] ssi_protocol ssi_protocol: RX cmd: 0x20000001
[ 32.515686] xxx ssi_transfer called
[ 32.519470] xxx ssi_pio_complete called
[ 32.523529] ssi_protocol ssi_protocol: RX cmd: 0x30000001
[ 32.523559] ssi_protocol ssi_protocol: WAKELINES TEST FAILED
[ 32.529571] ssi_protocol ssi_protocol: Main state: 2
[ 32.534851] ssi_protocol ssi_protocol: Recv state: 0
[ 32.540039] ssi_protocol ssi_protocol: Send state: 0
[ 32.545288] ssi_protocol ssi_protocol: CMT Online
[ 32.550292] ssi_protocol ssi_protocol: Wake test 0
[ 32.555297] ssi_protocol ssi_protocol: Data RX id: 0
[ 32.560546] ssi_protocol ssi_protocol: Data TX id: 0
[ 32.565826] flush queue: ch 0, msg ed311c80 len 4 type 0 ctxt (null)
[ 32.572662] ssi_protocol ssi_protocol: Release cmd 0x30000001
[ 32.572784] xxx ssi_transfer called
[ 33.108306] IPv6: ADDRCONF(NETDEV_UP): phonet0: link is not ready
[ 40.614349] cmt_speech cmt_speech: cs_hsi_start
[ 40.614837] cmt_speech cmt_speech: Issuing RX on control
[ 40.614959] cmt_speech cmt_speech: cs_hsi_start...done

Seems communication works, but WAKELINES TEST FAILED.

Registers from debugfs:
[root@localhost ~]# cd /sys/kernel/debug/ssi0 [root@localhost ssi0]# ls gdd port0 regs [root@localhost ssi0]# cat regs
REVISION : 0x00000010
SYSCONFIG : 0x00002011
SYSSTATUS : 0x00000001
[root@localhost ssi0]# cat port0/regs
CAWAKE : 1
WAKE : 0x00000000
MPU_ENABLE_IRQ0 : 0x01000300
MPU_STATUS_IRQ0 : 0x000000ff

SST

ID SST : 0x55555555
MODE : 0x00000002
FRAMESIZE : 0x0000001f
DIVISOR : 0x00000001
CHANNELS : 0x00000004
ARBMODE : 0x00000000
TXSTATE : 0x00000000
BUFSTATE : 0x00000000
BREAK : 0x00000000
BUFFER_CH0 : 0x10000001
BUFFER_CH1 : 0x7ffbcd63
BUFFER_CH2 : 0x65cbc4fe
BUFFER_CH3 : 0xfdcd2b76

SSR

ID SSR : 0x55555555
MODE : 0x00000002
FRAMESIZE : 0x0000001f
CHANNELS : 0x00000004
TIMEOUT : 0x00000000
RXSTATE : 0x00000000
BUFSTATE : 0x00000000
BREAK : 0x00000000
ERROR : 0x00000000
ERRORACK : 0xffffffff
BUFFER_CH0 : 0x30000001
BUFFER_CH1 : 0xd97f4e1b
BUFFER_CH2 : 0xd97fcf0d
BUFFER_CH3 : 0xdf4ffe9d
[root@localhost ssi0]# cat port0/sst/divisor
1
[root@localhost ssi0]# cat gdd/regs
GDD_MPU_STATUS : 0x00000000
GDD_MPU_ENABLE : 0x00000000

HW_ID : 0x00000012
PPORT_ID : 0x00000012
MPORT_ID : 0x00000012
TEST : 0x00000000
GCR : 0x00000000

GDD LCH 0

CSDP : 0x0000
CCR : 0x0000
CICR : 0x0001
CSR : 0x0000
CSSA : 0x408ea2aa
CDSA : 0x59e40a40
CEN : 0xf138
CSAC : 0xa2aa
CDAC : 0x0000
CLNK_CTRL : 0x0000

GDD LCH 1

CSDP : 0x0000
CCR : 0x0000
CICR : 0x0001
CSR : 0x0000
CSSA : 0xc9a38e5b
CDSA : 0x80eb3110
CEN : 0x500b
CSAC : 0x8e5b
CDAC : 0x61f8
CLNK_CTRL : 0x0000

GDD LCH 2

CSDP : 0x0000
CCR : 0x0000
CICR : 0x0001
CSR : 0x0000
CSSA : 0xe1c42629
CDSA : 0x116aeaa0
CEN : 0xedc1
CSAC : 0x2629
CDAC : 0x77dc
CLNK_CTRL : 0x0000

GDD LCH 3

CSDP : 0x0000
CCR : 0x0000
CICR : 0x0001
CSR : 0x0000
CSSA : 0x81a00a1e
CDSA : 0x90bf108b
CEN : 0xc46a
CSAC : 0x0a1e
CDAC : 0x4987
CLNK_CTRL : 0x0000

GDD LCH 4

CSDP : 0x0000
CCR : 0x0000
CICR : 0x0001
CSR : 0x0000
CSSA : 0x41144426
CDSA : 0x9a721008
CEN : 0x4482
CSAC : 0x4426
CDAC : 0x830c
CLNK_CTRL : 0x0000

GDD LCH 5

CSDP : 0x0000
CCR : 0x0000
CICR : 0x0001
CSR : 0x0000
CSSA : 0xd365d13d
CDSA : 0x518114c7
CEN : 0x78ac
CSAC : 0xd13d
CDAC : 0xff66
CLNK_CTRL : 0x0000

GDD LCH 6

CSDP : 0x0000
CCR : 0x0000
CICR : 0x0001
CSR : 0x0000
CSSA : 0x58f98932
CDSA : 0x309c0a1a
CEN : 0x54b1
CSAC : 0x8932
CDAC : 0x4c8f
CLNK_CTRL : 0x0000

GDD LCH 7

CSDP : 0x0000
CCR : 0x0000
CICR : 0x0001
CSR : 0x0000
CSSA : 0x42a699fc
CDSA : 0x802d8b45
CEN : 0x36c3
CSAC : 0x99fc
CDAC : 0x1a21
CLNK_CTRL : 0x0000
[root@localhost ssi0]#

dziedjan and others added 20 commits November 28, 2012 07:30
P.S. Changes are taken from Nokia public linux kernel tarball
and separated to different commits in some almost random order.
The nearest baseline corresponding to this changes was selected.
So, do not try to find logic ;)

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jollamobile.com>
Add include/linux/hsi/* from old kernel.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Add SSI map controller.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Configure, load HSI controller module
during platform startup.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Add support form CMT.
Ported from old kernel.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Added SSI_PROTOCOL module

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Add board CMT init code.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Add smt_speech HSI client driver.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Add SSI_PROTOCOL and SMT_SPEECH HSI clients.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
@kjokinie
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Rebased manually on top of the latest master.

@kjokinie kjokinie closed this Mar 18, 2013
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3 participants