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path: root/src/soc/mediatek/mt8173/pll.c
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2018-07-11mediatek: Share PLL code among similar SOCsTristan Shieh
Refactor PLL code which will be reused among similar SOCs. BUG=b:80501386 BRANCH=none TEST=Boots correctly on Elm Change-Id: I11f044fbef93d4f5f4388368c510958d2b0ae66c Signed-off-by: Tristan Shieh <tristan.shieh@mediatek.com> Reviewed-on: https://review.coreboot.org/27305 Reviewed-by: Julius Werner <jwerner@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2018-06-07mediatek: Refine whitespace and formating changesTristan Shieh
This patch fix whitespace and formating issues: 1. Using two spaces between code and single line comment. 2. No space after asterisk. 3. Fix checkpatch error. 4. Remove spaces after cast operators. BUG=b:80501386 BRANCH=none TEST=the refactored code works fine on the new platform (with the rest of the patches applied) and Elm platform Change-Id: Ib36c99b141c94220776fab606eb36af8f64f65bb Signed-off-by: Tristan Shieh <tristan.shieh@mediatek.com> Reviewed-on: https://review.coreboot.org/26880 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Patrick Georgi <pgeorgi@google.com>
2016-03-12mediatek/mt8173: pll: raising the CPU core frequencyYidi Lin
Runs the LITTLE core at highest freqency to speed up the boot time. Set Vproc to 1.125V and set the freqency to 1.6Ghz for backward compatibility. (The highest frequency for the IC before E3 is 1.6Ghz.) BRANCH=none BUG=chrome-os-partner:47422 TEST=flash the bootloader and measure the boottime by cbmem result Change-Id: Id0b906bf34ac534667eb6e8f576e30942ceb923e Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 5fc38548d158158f07cded8cfc8ea5a0a7952161 Original-Change-Id: I62af26c13d98211974243100c581abcb5408fd63 Original-Signed-off-by: Yidi Lin <yidi.lin@mediatek.com> Original-Reviewed-on: https://chromium-review.googlesource.com/324685 Original-Reviewed-by: Julius Werner <jwerner@chromium.org> Reviewed-on: https://review.coreboot.org/13980 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2016-03-12mediatek/mt8173: Add EMI driver, DRAM initializationPeter Kao
BUG=none TEST=emerge-oak coreboot BRANCH=none Change-Id: I6b05898de2d0022e0de7b18f1db3c3e9c06d8135 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: b614eeb1bba5660438c214e82225832809caca8e Original-Change-Id: I0f7b0a426dae1548b34114a024c92befdf6002f6 Original-Signed-off-by: Peter Kao <peter.kao@mediatek.com> Original-Reviewed-on: https://chromium-review.googlesource.com/292692 Original-Commit-Ready: Yidi Lin <yidi.lin@mediatek.com> Original-Tested-by: Yidi Lin <yidi.lin@mediatek.com> Original-Reviewed-by: Julius Werner <jwerner@chromium.org> Reviewed-on: https://review.coreboot.org/13105 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2016-01-22mediatek/mt8173: pll: Add API for enabling USB 3.0 phy reference clockChunfeng Yun
BRANCH=none BUG=none TEST=test it ok on oak-rev3 Change-Id: I05233c5b9aa237dce1e6667ed09fe6d56f8e6350 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: eb3efe8d0d1199ab836af01dc012cc97257b4fd4 Original-Change-Id: Ie1ab9421052dbd6aea8fbd762143cec0ce0d88f5 Original-Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Original-Reviewed-on: https://chromium-review.googlesource.com/297942 Original-Commit-Ready: Yidi Lin <yidi.lin@mediatek.com> Original-Tested-by: Yidi Lin <yidi.lin@mediatek.com> Original-Reviewed-by: Julius Werner <jwerner@chromium.org> Reviewed-on: https://review.coreboot.org/13094 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
2016-01-22mediatek/mt8173: add APLL clock settingKoro Chen
Add a new function mt_pll_set_aud_div() to set APLL for audio I2S. The function is called by mainboard's configure_audio(). BRANCH=chromeos-2015.07 BUG=chrome-os-partner:41507 TEST=build and verified pass on oak board Change-Id: Ia3c2f250627028422a7427b93d78d49545eb7a75 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: bb18943f5e74af7723bd4e01d4da96c0b153a0f6 Original-Change-Id: I7996a8048f2e54ab09093cca3c8bc7447b61170f Original-Signed-off-by: Koro Chen <koro.chen@mediatek.com> Original-Reviewed-on: https://chromium-review.googlesource.com/297225 Original-Commit-Ready: Yidi Lin <yidi.lin@mediatek.com> Original-Tested-by: Yidi Lin <yidi.lin@mediatek.com> Original-Reviewed-by: Julius Werner <jwerner@chromium.org> Reviewed-on: https://review.coreboot.org/13090 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
2016-01-13tree: drop last paragraph of GPL copyright header from new filesMartin Roth
This continues what was done in commit a73b93157f2 (tree: drop last paragraph of GPL copyright header) Change-Id: Ifb8d2d13f7787657445817bdde8dc15df375e173 Signed-off-by: Martin Roth <martinroth@google.com> Reviewed-on: https://review.coreboot.org/12914 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2015-12-03mediatek/mt8173: Add PLL driverJames Liao
Add PLL init code. BRANCH=none BUG=none TEST=none Change-Id: I2dcea8cdea1a3812bd8b84b7e8d961e7f8d4d953 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: e6e2eecb2fad30db018685b61912103f5e2cd524 Original-Change-Id: Id67d8033f3b2a267a140d7d73daa5727bc032272 Original-Signed-off-by: James Liao <jamesjj.liao@mediatek.com> Original-Reviewed-on: https://chromium-review.googlesource.com/292670 Original-Commit-Ready: Yidi Lin <yidi.lin@mediatek.com> Original-Tested-by: Yidi Lin <yidi.lin@mediatek.com> Original-Reviewed-by: Julius Werner <jwerner@chromium.org> Reviewed-on: https://review.coreboot.org/12588 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>