[coreboot-gerrit] Change in coreboot[master]: soc/mediatek/mt8183: TX RX window donot fast K for High frequency

[huayang duan (Code Review)]

huayang duan has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/36921 )

Change subject: soc/mediatek/mt8183: TX RX window donot fast K for High frequency
......................................................................

soc/mediatek/mt8183: TX RX window donot fast K for High frequency

TX RX window can do fast calibraton at lower frquency, like 1600Mbps, 2400Mbps,
but High frequency can't do fast calibraton.

BUG=b:80501386,b:142358843
BRANCH=kukui
TEST=Boots correctly on Kukui

Change-Id: I00d563ece4cf91ef5e8e12b6cf7f777849375a24
---
M src/soc/mediatek/mt8183/dramc_pi_calibration_api.c
1 file changed, 4 insertions(+), 4 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/21/36921/1

diff --git a/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c b/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c
old mode 100644
new mode 100755
index 16f2878..414133a
--- a/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c
+++ b/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c
@@ -1788,7 +1788,7 @@

u8 fsp = get_freq_fsq(freq_group);
    u8 vref_range = !fsp;
-	bool bypass_tx = !fsp;
+	bool bypass_tx_rx = !fsp;

dramc_get_vref_prop(rank, type, fsp,
    	&vref_scan_enable, &vref_begin, &vref_end);
@@ -1826,9 +1826,9 @@
    		vref_step = 2;
    }

-	if (fast_calib && bypass_tx &&
+	if (fast_calib && bypass_tx_rx &&
        (type == TX_WIN_DQ_ONLY || type == TX_WIN_DQ_DQM)) {
-		dramc_set_tx_best_dly(chn, rank, true, vref_dly.perbit_dly,
+		dramc_set_tx_best_dly(chn, rank, bypass_tx_rx, vref_dly.perbit_dly,
    		type, freq_group, dq_precal_result, dly_cell_unit,
    		params, fast_calib);

@@ -1872,7 +1872,7 @@
    			RX_DQ, FIRST_DQ_DELAY);
    	}

-		if (fast_calib &&
+		if (fast_calib && bypass_tx_rx &&
    	    (type == RX_WIN_RD_DQC || type == RX_WIN_TEST_ENG)) {
    		dramc_dbg("bypass RX params\n");
    		for (size_t bit = 0; bit < DQ_DATA_WIDTH; bit++) {