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path: root/src/soc/rockchip/rk3399/sdram.c
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2016-07-15rockchip/rk3399: Remove empty function in sdram.cDerek Basehore
This removes an empty function for sdram training. If it's needed later, we can always add it back. BRANCH=none BUG=none TEST=build and boot firmware for kevin/gru Change-Id: Id526ef86cf5044894a1a736cc39f10d32f49c072 Signed-off-by: Martin Roth <martinroth@chromium.org> Original-Commit-Id: 3e93461b96bfadc08bf0b46cf99052d9cdffa422 Original-Change-Id: I6bf77d2f81719c68cd78722c3fe9ae547ea1e79c Original-Signed-off-by: Derek Basehore <dbasehore@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/354164 Original-Reviewed-by: Martin Roth <martinroth@chromium.org> Reviewed-on: https://review.coreboot.org/15657 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh <furquan@google.com>
2016-07-15rockchip/rk3399: Change copy_to_reg arg typeDerek Basehore
This changes the src arg for copy_to_reg to a const u32 * instead of a u32 * in sdram.c. BRANCH=none BUG=none TEST=emerge-gru coreboot Change-Id: I80f49258b2f8102f0d988fec85b8038a00e18a34 Signed-off-by: Martin Roth <martinroth@chromium.org> Original-Commit-Id: e0342e5c0181bf65ae78aa9518b0d6bd6cb1d5ec Original-Change-Id: I362727f1dbe6726bf3240f9219c394786162a1a0 Original-Signed-off-by: Derek Basehore <dbasehore@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/354163 Original-Reviewed-by: Martin Roth <martinroth@chromium.org> Original-Reviewed-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: https://review.coreboot.org/15656 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh <furquan@google.com>
2016-07-15rockchip/rk3399: Directly access variables in sdram.cDerek Basehore
This simplifies some of the code with better variable declaractions which removes a lot of line continuations. Instead of declaring a pointer to the container of the needed struct or array, this retrieves a pointer to the struct or array instead. BRANCH=none BUG=none TEST=check that gru and kevin still build and boot properly followed by running "stressapptest -M 1024 -s 1000" and making sure it passes Change-Id: I34a9be0f35981c03a6b0c27a870981a5f69cecc0 Signed-off-by: Martin Roth <martinroth@chromium.org> Original-Commit-Id: 5c17449fcdfbe83ec75a3a006aaf7393c66006b7 Original-Change-Id: If4e386d4029f17d811fa3ce83e5be89e661a7b11 Original-Signed-off-by: Derek Basehore <dbasehore@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/354162 Original-Reviewed-by: Martin Roth <martinroth@chromium.org> Original-Reviewed-by: Stefan Reinauer <reinauer@google.com> Reviewed-on: https://review.coreboot.org/15655 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh <furquan@google.com>
2016-07-15rockchip/rk3399: cleanup variables in dram_all_configDerek Basehore
This removes a variable that was only used once and makes variable declarations consistent by moving those only used in one block of code into that block. BRANCH=none BUG=none TEST=on kevin/gru, run "stressapptest -M 1024 -s 3600" Change-Id: Iacfc0ffef34a4953cfb304b8cb4975b045aea585 Signed-off-by: Martin Roth <martinroth@chromium.org> Original-Commit-Id: a79bbbc83d0f5cccf6bb4ad44ae2239c7f4b45e3 Original-Change-Id: Id0ff0c45189c292ab40e1c4aa27929fb7780e864 Original-Signed-off-by: Derek Basehore <dbasehore@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/355667 Original-Reviewed-by: Martin Roth <martinroth@chromium.org> Original-Reviewed-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: https://review.coreboot.org/15654 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh <furquan@google.com>
2016-07-15rockchip/rk3399: add/remove local variables to sdram_initDerek Basehore
This adds two local variables for dramtype and ddr_freq to sdram_init since those two values are commonly used in the function. It also removes a variable that is just used once and directly uses the value for a function call instead. BRANCH=none BUG=none TEST=on kevin/gru, run "stressapptest -M 1024 -s 3600" and check that it passes Change-Id: I4e9dbc97803ff3300b52a5e1672e7e060af2cc85 Signed-off-by: Martin Roth <martinroth@chromium.org> Original-Commit-Id: b7d1135c65298a73e6bf2a4a34b7c9b84f249ea8 Original-Change-Id: I4e1a1a4a8848d0eab07475a336c24bda90b2c9f8 Original-Signed-off-by: Derek Basehore <dbasehore@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/355666 Original-Reviewed-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: https://review.coreboot.org/15653 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh <furquan@google.com>
2016-07-12rockchip/rk3399: Clean up comments in sdram.cDerek Basehore
Cleans up the comments in sdram.c to make them consistent. BRANCH=none BUG=none TEST=make sure gru/kevin build and boot also, run "stressapptest -M 1024 -s 3600" to make sure it passes Change-Id: I1daf72b847374d549389bacd2fa0a9f8f231b190 Signed-off-by: Martin Roth <martinroth@chromium.org> Original-Commit-Id: 63a224d6f4b0e4d13bc372c05c4b9196895d553f Original-Change-Id: Iaf8a32cfe2b22c4ccff71952f90d162ad8c2d3e7 Original-Signed-off-by: Derek Basehore <dbasehore@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/355665 Original-Reviewed-by: Martin Roth <martinroth@chromium.org> Reviewed-on: https://review.coreboot.org/15579 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh <furquan@google.com>
2016-06-24rk3399: clean up sdram controller initialization codeVadim Bendebury
This is a purely cosmetic change replacing some of the more prominent copy and paste sections of the code with compressed versions of the same. BRANCH=none BUG=none TEST=with the rest of the patches applied stressapptest still runs for an hour on both Kevin and Gru. Change-Id: I492e1898e312473d07d9e5eceb3e3e10b48ee35f Signed-off-by: Martin Roth <martinroth@chromium.org> Original-Commit-Id: eb8043f96457d090dbbee57097bc1d685e7d32d2 Original-Change-Id: I362e0e261209ae4d4890ecb0e08bb1956c172ffd Original-Signed-off-by: Vadim Bendebury <vbendeb@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/353774 Original-Reviewed-by: Derek Basehore <dbasehore@chromium.org> Reviewed-on: https://review.coreboot.org/15308 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh <furquan@google.com>
2016-06-23rockchip/rk3399: fix sdram training issueLin Huang
After write leveling for all ranks, check the PHY_CLK_WRDQS_SLAVE_DELAY result, if the two ranks in one slice both meet (0x200-PHY_CLK_WRDQS_SLAVE_DELAY < 0x20) or (0x200-PHY_CLK_WRDQS_SLAVE > 0x1E0), enable PHY_WRLVL_EARLY_FORCE_ZERO for this slice, and trigger write leveling again. BRANCH=none BUG=chrome-os-partner:54144 TEST=run "stressapptest -M 1024 -s 1000" and pass Change-Id: I1a0e4e888eb62b5fae5b5e5437a385e8660a246d Signed-off-by: Martin Roth <martinroth@chromium.org> Original-Commit-Id: 717cbac97b2045f2934e99859ce405aa3637b1c4 Original-Change-Id: Ic0d7c59404e870a7108ed64bbf3215fcc2d0973e Original-Signed-off-by: Lin Huang <hl@rock-chips.com> Original-Signed-off-by: Vadim Bendebury <vbendeb@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/351825 Reviewed-on: https://review.coreboot.org/15300 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh <furquan@google.com>
2016-06-07rockchip: gru: update the hynix lpddr3 config to run at 928MHzShunqian Zheng
Update the DDR config and DRAM driver to allow running at up to 928MHz. Kevin config/clock rate are not being changed, but Gru now runs at 928 MHz. BRANCH=none BUG=chrome-os-partner:51537 TEST=booted Kevin and Gru to Linux prompt. Ran stressapptest for 10 min on Gru, Change-Id: I66c1a171d5c7d05b2878c7bc5eaa0d436c7a1be2 Signed-off-by: Martin Roth <martinroth@chromium.org> Original-Commit-Id: 8baf0d82816a7ea1c4428e15caeefa2795d001f9 Original-Change-Id: I5e1d6d1025f10203da8f11afc3bbdf95f133c586 Original-Signed-off-by: Shunqian Zheng <zhengsq@rock-chips.com> Original-Signed-off-by: Vadim Bendebury <vbendeb@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/343984 Original-Reviewed-by: Stephen Barber <smbarber@chromium.org> Reviewed-on: https://review.coreboot.org/15027 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh <furquan@google.com>
2016-05-18rockchip: rk3399: improve sdram driverLin Huang
improve rk3399 sdram drvier, so we can support DDR3, and check the cs training result, so we make sdram work more stable. BRANCH=none BUG=chrome-os-partner:51537 TEST=boot from kevin, do memtester in kernel and pass Change-Id: I508bf26fb8163bab2d725a91ead929df585e04a7 Signed-off-by: Martin Roth <martinroth@google.com> Original-Commit-Id: 4d83a87c459167145b7260f9af5c0380caddc056 Original-Change-Id: Id385f1343804a829b6589f89f4cfbb6565d41417 Original-Signed-off-by: Lin Huang <hl@rock-chips.com> Original-Signed-off-by: Vadim Bendebury <vbendeb@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/342664 Original-Commit-Ready: Patrick Georgi <pgeorgi@chromium.org> Reviewed-on: https://review.coreboot.org/14849 Tested-by: build bot (Jenkins) Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
2016-05-09rockchip: rk3399: add sdram driverLin Huang
Add the sdram driver for rk3399. With this patch we can boot into depthcharge. This patch also include a config file for lpddr3-hynix-4GB that generated bases on its datasheet. Please refer to TRM V0.3 Part1 Chapter 9 for DMC. BRANCH=none BUG=chrome-os-partner:51537 TEST=boot to depthcharge on kevin Change-Id: I2afcaa3b68dbad77a5fe677b835289b675ed2bef Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 5d777e29942057fb7237eefa34051d1f54b19405 Original-Change-Id: Ifa1fe98a7058869518757d50678a64620610d91d Original-Signed-off-by: Lin Huang <hl@rock-chips.com> Original-Signed-off-by: Vadim Bendebury <vbendeb@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/332562 Reviewed-on: https://review.coreboot.org/14716 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2016-05-09rockchip: rk3399: add simplest sdram to fix compiling errorShunqian Zheng
This patch is only to make building happy, the real sdram driver comes later. BRANCH=none BUG=none TEST=emerge-kevin coreboot Change-Id: I4123c3a6627d7264c615fefbb89e16c4dfb9a423 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 5b992a7895a72c83f57228d3abd1ae37d55e7e7b Original-Change-Id: Ie340877e828ae760169ccfa9a7099e7472d2fc26 Original-Signed-off-by: Shunqian Zheng <zhengsq@rock-chips.com> Original-Reviewed-on: https://chromium-review.googlesource.com/338944 Original-Commit-Ready: Vadim Bendebury <vbendeb@chromium.org> Original-Tested-by: Vadim Bendebury <vbendeb@chromium.org> Original-Reviewed-by: Vadim Bendebury <vbendeb@chromium.org> Reviewed-on: https://review.coreboot.org/14703 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
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