soc/mediatek/mt8183: Add missing register settings for channels

Some DRAM control settings need to apply to all channels,
so add those missing settings.
Also fix a typo (0x1 < 0) to (0x1 << 0).

BUG=none
BRANCH=kukui
TEST=Boots correctly on Kukui

Change-Id: I35e25c922ed45216d5f04835abcd10809a8d559a
Signed-off-by: Huayang Duan <huayang.duan@mediatek.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42193
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Reviewed-by: Hung-Te Lin <hungte@chromium.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>

3 files changed, 59 insertions, 35 deletions

diff --git a/src/soc/mediatek/mt8183/dramc_init_setting.c b/src/soc/mediatek/mt8183/dramc_init_setting.c
index 6f7ae37743..9ae0aae07f 100644
--- a/src/soc/mediatek/mt8183/dramc_init_setting.c
+++ b/src/soc/mediatek/mt8183/dramc_init_setting.c
@@ -56,9 +56,9 @@ static void dvfs_settings(u8 freq_group)
 	for (u8 chn = 0; chn < CHANNEL_MAX; chn++) {
 		setbits32(&ch[chn].ao.dvfsdll, 0x1 << 5);
 		setbits32(&ch[chn].phy.dvfs_emi_clk, 0x1 << 29);
-		clrsetbits32(&ch[0].ao.shuctrl2, 0x7f, dll_idle);
+		clrsetbits32(&ch[chn].ao.shuctrl2, 0x7f, dll_idle);
 
-		setbits32(&ch[0].phy.misc_ctrl0, 0x3 << 19);
+		setbits32(&ch[chn].phy.misc_ctrl0, 0x3 << 19);
 		setbits32(&ch[chn].phy.dvfs_emi_clk, 0x1 << 24);
 		setbits32(&ch[chn].ao.dvfsdll, 0x1 << 7);
 	}
@@ -889,12 +889,12 @@ static void dramc_setting_DDR1600(void)
 
 	clrsetbits32(&ch[0].ao.shu[0].dqsg_retry, (0x1 << 2) | (0xf << 8),
 		(0x0 << 2) | (0x3 << 8));
-	clrsetbits32(&ch[0].phy.b[0].dq[5], 0x7 << 20, 0x4 << 20);
-
-	clrsetbits32(&ch[0].phy.b[0].dq[7], (0x3 << 4) | (0x1 << 7) | (0x1 << 13),
-			(0x2 << 4) | (0x0 << 7) | (0x0 << 13));
-	clrsetbits32(&ch[0].phy.b[1].dq[5], 0x7 << 20, 0x4 << 20);
-	clrbits32(&ch[0].phy.b[1].dq[7], (0x1 << 7) | (0x1 << 13));
+	clrsetbits32(&ch[0].phy.shu[0].b[0].dq[5], 0x7 << 20, 0x4 << 20);
+	clrsetbits32(&ch[0].phy.shu[0].b[0].dq[7],
+		(0x3 << 4) | (0x1 << 7) | (0x1 << 13),
+		(0x2 << 4) | (0x0 << 7) | (0x0 << 13));
+	clrsetbits32(&ch[0].phy.shu[0].b[1].dq[5], 0x7 << 20, 0x4 << 20);
+	clrbits32(&ch[0].phy.shu[0].b[1].dq[7], (0x1 << 7) | (0x1 << 13));
 
 	for (size_t r = 0; r < 2; r++) {
 		int value = ((r == 0) ? 0x1a : 0x26);
@@ -948,11 +948,12 @@ static void dramc_setting_DDR2400(void)
 
 	clrsetbits32(&ch[0].ao.shu[0].dqsg_retry,
 		(0x1 << 2) | (0xf << 8), (0x1 << 2) | (0x4 << 8));
-	clrsetbits32(&ch[0].phy.b[0].dq[5], 0x7 << 20, 0x3 << 20);
-	clrsetbits32(&ch[0].phy.b[0].dq[7], (0x3 << 4) | (0x1 << 7) | (0x1 << 13),
+	clrsetbits32(&ch[0].phy.shu[0].b[0].dq[5], 0x7 << 20, 0x3 << 20);
+	clrsetbits32(&ch[0].phy.shu[0].b[0].dq[7],
+		(0x3 << 4) | (0x1 << 7) | (0x1 << 13),
 		(0x1 << 4) | (0x1 << 7) | (0x1 << 13));
-	clrsetbits32(&ch[0].phy.b[1].dq[5], 0x7 << 20, 0x3 << 20);
-	clrsetbits32(&ch[0].phy.b[1].dq[7],
+	clrsetbits32(&ch[0].phy.shu[0].b[1].dq[5], 0x7 << 20, 0x3 << 20);
+	clrsetbits32(&ch[0].phy.shu[0].b[1].dq[7],
 		(0x1 << 7) | (0x1 << 13), (0x1 << 7) | (0x1 << 13));
 
 	for (size_t r = 0; r < 2; r++) {
@@ -1056,7 +1057,7 @@ static void dramc_setting(const struct sdram_params *params, u8 freq_group,
 	clrsetbits32(&ch[0].phy.ca_cmd[6], (0x1 << 6) | (0x3 << 14) | (0x1 << 16),
 		(0x0 << 6) | (0x0 << 14) | (0x0 << 16));
 
-	clrbits32(&ch[0].phy.pll3, 0x1 < 0);
+	clrbits32(&ch[0].phy.pll3, 0x1 << 0);
 	setbits32(&ch[0].phy.b[0].dq[3], 0x1 << 3);
 	setbits32(&ch[0].phy.b[1].dq[3], 0x1 << 3);
 
@@ -1087,7 +1088,11 @@ static void dramc_setting(const struct sdram_params *params, u8 freq_group,
 
 	for (size_t b = 0; b < 2; b++)
 		setbits32(&ch[0].phy.b[b].dq[3], (0x3 << 1) | (0x1 << 10));
+
+	dramc_set_broadcast(DRAMC_BROADCAST_OFF);
 	setbits32(&ch[0].phy.shu[0].ca_dll[0], 0x1 << 0);
+	setbits32(&ch[1].phy.shu[0].ca_dll[0], 0x1 << 0);
+	dramc_set_broadcast(DRAMC_BROADCAST_ON);
 
 	for (size_t b = 0; b < 2; b++)
 		clrsetbits32(&ch[0].phy.shu[0].b[b].dll[0],
diff --git a/src/soc/mediatek/mt8183/dramc_pi_basic_api.c b/src/soc/mediatek/mt8183/dramc_pi_basic_api.c
index aa156f74f6..4a884b1976 100644
--- a/src/soc/mediatek/mt8183/dramc_pi_basic_api.c
+++ b/src/soc/mediatek/mt8183/dramc_pi_basic_api.c
@@ -47,10 +47,12 @@ void dramc_sw_impedance_cal(const struct sdram_params *params, u8 term,
 	broadcast_bak = dramc_get_broadcast();
 	dramc_set_broadcast(DRAMC_BROADCAST_OFF);
 
-	clrbits32(&ch[0].phy.misc_spm_ctrl1, 0xf << 0);
-	write32(&ch[0].phy.misc_spm_ctrl2, 0x0);
-	write32(&ch[0].phy.misc_spm_ctrl0, 0x0);
-	clrbits32(&ch[0].ao.impcal, 0x1 << 31);
+	for (u8 chn = 0; chn < CHANNEL_MAX; chn++) {
+		clrbits32(&ch[chn].phy.misc_spm_ctrl1, 0xf << 0);
+		write32(&ch[chn].phy.misc_spm_ctrl2, 0x0);
+		write32(&ch[chn].phy.misc_spm_ctrl0, 0x0);
+		clrbits32(&ch[chn].ao.impcal, 0x1 << 31);
+	}
 
 	impcal_bak = read32(&ch[0].ao.impcal);
 	dramc_sw_imp_cal_vref_sel(term, IMPCAL_STAGE_DRVP);
@@ -91,7 +93,7 @@ void dramc_sw_impedance_cal(const struct sdram_params *params, u8 term,
 	if (term == ODT_ON)
 		setbits32(&ch[0].ao.impcal, 0x1 << 21);
 	clrsetbits32(&ch[0].ao.shu[0].impcal1, 0x1f << 4 | 0x1f << 11,
-		DRVP_result << 4 | 0x1f << 11);
+		DRVP_result << 4);
 	clrsetbits32(&ch[0].phy.shu[0].ca_cmd[11], 0xff << 0, 0x3);
 
 	for (u8 impx_drv = 0; impx_drv < 32; impx_drv++) {
@@ -150,9 +152,6 @@ void dramc_sw_impedance_save_reg(u8 freq_group,
 	sw_impedance[ODT_OFF][2] = sw_impedance[ODT_ON][2];
 	sw_impedance[ODT_OFF][3] = sw_impedance[ODT_ON][3];
 
-	clrsetbits32(&ch[0].phy.shu[0].ca_cmd[11], 0xff, 0x3);
-	dramc_sw_imp_cal_vref_sel(dq_term, IMPCAL_STAGE_DRVP);
-
 	/* DQ */
 	clrsetbits32(&ch[0].ao.shu[0].drving[0], (0x1f << 5) | (0x1f << 0),
 		(sw_impedance[dq_term][0] << 5) |
@@ -202,7 +201,10 @@ void dramc_sw_impedance_save_reg(u8 freq_group,
 	SET32_BITFIELDS(&ch[0].phy.shu[0].ca_cmd[0],
 			SHU1_CA_CMD0_RG_TX_ARCLK_DRVN_PRE, 0);
 
+	dramc_set_broadcast(DRAMC_BROADCAST_OFF);
 	clrsetbits32(&ch[0].phy.shu[0].ca_dll[1], 0x1f << 16, 0x9 << 16);
+	clrsetbits32(&ch[1].phy.shu[0].ca_dll[1], 0x1f << 16, 0x9 << 16);
+	dramc_set_broadcast(DRAMC_BROADCAST_ON);
 }
 
 static void transfer_pll_to_spm_control(void)
diff --git a/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c b/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c
index aac6d17ed6..ee9b9b6b70 100644
--- a/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c
+++ b/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c
@@ -365,12 +365,30 @@ void dramc_hw_gating_onoff(u8 chn, bool on)
 	clrsetbits32(&ch[chn].ao.stbcal, 0x1 << 22, (on ? 0x1 : 0) << 22);
 }
 
-static void dramc_rx_input_delay_tracking_init_by_freq(u8 chn)
+static void dramc_rx_input_delay_tracking_init_by_freq(u8 chn, u8 freq_group)
 {
+	u8 dvs_delay;
+
 	struct ddrphy_ao_shu *shu = &ch[chn].phy.shu[0];
 
-	clrsetbits32(&shu->b[0].dq[5], 0x7 << 20, 0x3 << 20);
-	clrsetbits32(&shu->b[1].dq[5], 0x7 << 20, 0x3 << 20);
+	switch (freq_group) {
+	case LP4X_DDR1600:
+		dvs_delay = 5;
+		break;
+	case LP4X_DDR2400:
+		dvs_delay = 4;
+		break;
+	case LP4X_DDR3200:
+	case LP4X_DDR3600:
+		dvs_delay = 3;
+		break;
+	default:
+		die("Invalid DDR frequency group %u\n", freq_group);
+		return;
+	}
+
+	clrsetbits32(&shu->b[0].dq[5], 0x7 << 20, dvs_delay << 20);
+	clrsetbits32(&shu->b[1].dq[5], 0x7 << 20, dvs_delay << 20);
 	clrbits32(&shu->b[0].dq[7], (0x1 << 12) | (0x1 << 13));
 	clrbits32(&shu->b[1].dq[7], (0x1 << 12) | (0x1 << 13));
 }
@@ -408,7 +426,13 @@ void dramc_apply_config_before_calibration(u8 freq_group)
 		dramc_hw_gating_onoff(chn, false);
 		clrbits32(&ch[chn].ao.stbcal2, 0x1 << 28);
 
-		setbits32(&ch[chn].phy.misc_ctrl1, (0x1 << 7) | (0x1 << 11));
+		for (size_t r = 0; r < 2; r++) {
+			for (size_t b = 0; b < 2; b++)
+				clrbits32(&ch[chn].phy.r[r].b[b].rxdvs[2],
+					(0x1 << 28) | (0x1 << 23) | (0x3 << 30));
+			clrbits32(&ch[chn].phy.r0_ca_rxdvs[2], 0x3 << 30);
+		}
+		setbits32(&ch[chn].phy.misc_ctrl1, 0x1 << 7);
 		clrbits32(&ch[chn].ao.refctrl0, 0x1 << 18);
 		clrbits32(&ch[chn].ao.mrs, 0x3 << 24);
 		setbits32(&ch[chn].ao.mpc_option, 0x1 << 17);
@@ -416,21 +440,14 @@ void dramc_apply_config_before_calibration(u8 freq_group)
 		clrsetbits32(&ch[chn].phy.b[1].dq[6], 0x3 << 0, 0x1 << 0);
 		clrsetbits32(&ch[chn].phy.ca_cmd[6], 0x3 << 0, 0x1 << 0);
 
-		dramc_rx_input_delay_tracking_init_by_freq(chn);
+		dramc_rx_input_delay_tracking_init_by_freq(chn, freq_group);
 
 		setbits32(&ch[chn].ao.dummy_rd, 0x1 << 25);
 		setbits32(&ch[chn].ao.drsctrl, 0x1 << 0);
 		if (freq_group == LP4X_DDR3200 || freq_group == LP4X_DDR3600)
-			clrbits32(&ch[chn].ao.shu[1].drving[1], 0x1 << 31);
+			clrbits32(&ch[chn].ao.shu[0].drving[0], 0x1 << 31);
 		else
-			setbits32(&ch[chn].ao.shu[1].drving[1], 0x1 << 31);
-	}
-
-	for (size_t r = 0; r < 2; r++) {
-		for (size_t b = 0; b < 2; b++)
-			clrbits32(&ch[0].phy.r[r].b[b].rxdvs[2],
-				(0x1 << 28) | (0x1 << 23) | (0x3 << 30));
-		clrbits32(&ch[0].phy.r0_ca_rxdvs[2], 0x3 << 30);
+			setbits32(&ch[chn].ao.shu[0].drving[0], 0x1 << 31);
 	}
 }