[coreboot-gerrit] Change in coreboot[master]: ec/google: Add PSRC and PBOK method

[Varshit B Pandya (Code Review)]

Attention is currently required from: Subrata Banik, Tim Wawrzynczak, Rizwan Qureshi.
Hello build bot (Jenkins), Subrata Banik, Rizwan Qureshi, Tim Wawrzynczak,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/62945

to look at the new patch set (#3).

Change subject: ec/google: Add PSRC and PBOK method
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ec/google: Add PSRC and PBOK method

As per Intel Dynamic Tuning revision 1.3.13 add support for
PSRC and PBOK under _SB.DPTF.TPWR device
ec_fill_dptf_helpers() is used to generate all the helper
function that DPTF requires.

BUG=b:205928013
TEST=Buil, boot brya0 and dump SSDT to check methods

Scope (_SB.DPTF.TPWR)
{
    Method (PSRC, 0, Serialized)
    {
        Local0 = _SB.PCI0.LPCB.EC0.PWRT /* External reference */
        Return ((Local0 && 0x0F))
    }

Method (PBOK, 1, Serialized)
    {
        Local0 = Arg0
        Local0 &= 0x0F
        _SB.PCI0.LPCB.EC0.PBOK = Local0
    }
}

Signed-off-by: Varshit B Pandya 
Change-Id: Ia536a9e1528f6e415247eca9ed2b0b685eb73196
---
M src/ec/google/chromeec/ec_dptf_helpers.c
1 file changed, 44 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/45/62945/3