Merge changes Id7bdbc9b,Ia813e051,I2c437380,I736724cc,I454fb40a, ... into integration

* changes:
  renesas: rzg: Add support to identify EK874 RZ/G2E board
  drivers: renesas: common: watchdog: Add support for RZ/G2E
  drivers: renesas: rzg: Add QoS support for RZ/G2E
  drivers: renesas: rzg: Add PFC support for RZ/G2E
  drivers: renesas: common: Add support for DRAM initialization on RZ/G2E SoC
  renesas: rzg: Add support to identify HopeRun HiHope RZ/G2N board
  drivers: renesas: common: emmc: Select eMMC channel for RZ/G2N SoC
  drivers: renesas: rzg: Add QoS support for RZ/G2N
  drivers: renesas: rzg: Add PFC support for RZ/G2N
  drivers: renesas: common: Add support for DRAM initialization on RZ/G2N SoC
  renesas: rzg: Add support to identify HopeRun HiHope RZ/G2H board
  drivers: renesas: common: emmc: Select eMMC channel for RZ/G2H SoC
  drivers: renesas: rzg: Add QoS support for RZ/G2H
  drivers: renesas: rzg: Add PFC support for RZ/G2H
  drivers: renesas: common: Add support for DRAM initialization on RZ/G2H SoC
  drivers: renesas: rzg: Switch using common ddr code
  drivers: renesas: ddr: Move to common

drivers/renesas/rzg/pfc/pfc_init.c

 /*
- * Copyright (c) 2020, Renesas Electronics Corporation. All rights reserved.
+ * Copyright (c) 2020-2021, Renesas Electronics Corporation. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -9,11 +9,23 @@
 #include <lib/mmio.h>
 
 #if RCAR_LSI == RCAR_AUTO
+#include "G2E/pfc_init_g2e.h"
+#include "G2H/pfc_init_g2h.h"
 #include "G2M/pfc_init_g2m.h"
+#include "G2N/pfc_init_g2n.h"
 #endif /* RCAR_LSI == RCAR_AUTO */
+#if (RCAR_LSI == RZ_G2E)
+#include "G2E/pfc_init_g2e.h"
+#endif /* RCAR_LSI == RZ_G2N */
+#if (RCAR_LSI == RZ_G2H)
+#include "G2H/pfc_init_g2h.h"
+#endif /* RCAR_LSI == RZ_G2H */
 #if (RCAR_LSI == RZ_G2M)
 #include "G2M/pfc_init_g2m.h"
 #endif /* RCAR_LSI == RZ_G2M */
+#if (RCAR_LSI == RZ_G2N)
+#include "G2N/pfc_init_g2n.h"
+#endif /* RCAR_LSI == RZ_G2N */
 #include "rcar_def.h"
 
 #define PRR_PRODUCT_ERR(reg)				\
@@ -40,6 +52,15 @@ void rzg_pfc_init(void)
 	case PRR_PRODUCT_M3:
 		pfc_init_g2m();
 		break;
+	case PRR_PRODUCT_H3:
+		pfc_init_g2h();
+		break;
+	case PRR_PRODUCT_M3N:
+		pfc_init_g2n();
+		break;
+	case PRR_PRODUCT_E3:
+		pfc_init_g2e();
+		break;
 	default:
 		PRR_PRODUCT_ERR(reg);
 		break;
@@ -54,6 +75,27 @@ void rzg_pfc_init(void)
 		pfc_init_g2m();
 #endif /* RCAR_LSI != RZ_G2M */
 		break;
+	case PRR_PRODUCT_H3:
+#if (RCAR_LSI != RZ_G2H)
+		PRR_PRODUCT_ERR(reg);
+#else /* RCAR_LSI != RZ_G2H */
+		pfc_init_g2h();
+#endif /* RCAR_LSI != RZ_G2H */
+		break;
+	case PRR_PRODUCT_M3N:
+#if RCAR_LSI != RZ_G2N
+		PRR_PRODUCT_ERR(reg);
+#else
+		pfc_init_g2n();
+#endif /* RCAR_LSI != RZ_G2N */
+		break;
+	case PRR_PRODUCT_E3:
+#if RCAR_LSI != RZ_G2E
+		PRR_PRODUCT_ERR(reg);
+#else
+		pfc_init_g2e();
+#endif
+		break;
 	default:
 		PRR_PRODUCT_ERR(reg);
 		break;
@@ -65,6 +107,21 @@ void rzg_pfc_init(void)
 		PRR_PRODUCT_ERR(reg);
 	}
 	pfc_init_m3();
+#elif (RCAR_LSI == RZ_G2H)
+	if ((reg & PRR_PRODUCT_MASK) != PRR_PRODUCT_H3) {
+		PRR_PRODUCT_ERR(reg);
+	}
+	pfc_init_g2h();
+#elif (RCAR_LSI == RZ_G2N)	/* G2N */
+	if ((reg & PRR_PRODUCT_MASK) != PRR_PRODUCT_M3N) {
+		PRR_PRODUCT_ERR(reg);
+	}
+	pfc_init_g2n();
+#elif (RCAR_LSI == RZ_G2E)
+	if ((reg & PRR_PRODUCT_MASK) != PRR_PRODUCT_E3) {
+		PRR_PRODUCT_ERR(reg);
+	}
+	pfc_init_g2e();
 #else /* RCAR_LSI == RZ_G2M */
 #error "Don't have PFC initialize routine(unknown)."
 #endif /* RCAR_LSI == RZ_G2M */

drivers/renesas/rzg/qos/G2E/qos_init_g2e_v10.c

+/*
+ * Copyright (c) 2021, Renesas Electronics Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <stdint.h>
+
+#include <common/debug.h>
+#include <lib/mmio.h>
+
+#include "qos_init_g2e_v10.h"
+#include "../qos_common.h"
+#include "../qos_reg.h"
+
+#define RCAR_QOS_VERSION	"rev.0.05"
+
+#define REF_ARS_ARBSTOPCYCLE_G2E	(((SL_INIT_SSLOTCLK_G2E) - 5U) << 16U)
+
+#if RCAR_QOS_TYPE == RCAR_QOS_TYPE_DEFAULT
+#if RCAR_REF_INT == RCAR_REF_DEFAULT
+#include "qos_init_g2e_v10_mstat390.h"
+#else
+#include "qos_init_g2e_v10_mstat780.h"
+#endif /* RCAR_REF_INT == RCAR_REF_DEFAULT */
+#endif /* RCAR_QOS_TYPE == RCAR_QOS_TYPE_DEFAULT */
+
+static const struct rcar_gen3_dbsc_qos_settings g2e_qos[] = {
+	/* BUFCAM settings */
+	{ DBSC_DBCAM0CNF1, 0x00043218U },
+	{ DBSC_DBCAM0CNF2, 0x000000F4U },
+	{ DBSC_DBSCHCNT0, 0x000F0037U },
+	{ DBSC_DBSCHSZ0, 0x00000001U },
+	{ DBSC_DBSCHRW0, 0x22421111U },
+
+	/* DDR3 */
+	{ DBSC_SCFCTST2, 0x012F1123U },
+
+	/* QoS Settings */
+	{ DBSC_DBSCHQOS00, 0x00000F00U },
+	{ DBSC_DBSCHQOS01, 0x00000B00U },
+	{ DBSC_DBSCHQOS02, 0x00000000U },
+	{ DBSC_DBSCHQOS03, 0x00000000U },
+	{ DBSC_DBSCHQOS40, 0x00000300U },
+	{ DBSC_DBSCHQOS41, 0x000002F0U },
+	{ DBSC_DBSCHQOS42, 0x00000200U },
+	{ DBSC_DBSCHQOS43, 0x00000100U },
+	{ DBSC_DBSCHQOS90, 0x00000100U },
+	{ DBSC_DBSCHQOS91, 0x000000F0U },
+	{ DBSC_DBSCHQOS92, 0x000000A0U },
+	{ DBSC_DBSCHQOS93, 0x00000040U },
+	{ DBSC_DBSCHQOS130, 0x00000100U },
+	{ DBSC_DBSCHQOS131, 0x000000F0U },
+	{ DBSC_DBSCHQOS132, 0x000000A0U },
+	{ DBSC_DBSCHQOS133, 0x00000040U },
+	{ DBSC_DBSCHQOS140, 0x000000C0U },
+	{ DBSC_DBSCHQOS141, 0x000000B0U },
+	{ DBSC_DBSCHQOS142, 0x00000080U },
+	{ DBSC_DBSCHQOS143, 0x00000040U },
+	{ DBSC_DBSCHQOS150, 0x00000040U },
+	{ DBSC_DBSCHQOS151, 0x00000030U },
+	{ DBSC_DBSCHQOS152, 0x00000020U },
+	{ DBSC_DBSCHQOS153, 0x00000010U },
+};
+
+void qos_init_g2e_v10(void)
+{
+	rzg_qos_dbsc_setting(g2e_qos, ARRAY_SIZE(g2e_qos), true);
+
+	/* DRAM Split Address mapping */
+#if RCAR_DRAM_SPLIT == RCAR_DRAM_SPLIT_4CH
+#if RCAR_LSI == RCAR_RZ_G2E
+#error "Don't set DRAM Split 4ch(G2E)"
+#else
+	ERROR("DRAM Split 4ch not supported.(G2E)");
+	panic();
+#endif
+#elif (RCAR_DRAM_SPLIT == RCAR_DRAM_SPLIT_2CH)
+#if RCAR_LSI == RCAR_RZ_G2E
+#error "Don't set DRAM Split 2ch(G2E)"
+#else
+	ERROR("DRAM Split 2ch not supported.(G2E)");
+	panic();
+#endif
+#else
+	NOTICE("BL2: DRAM Split is OFF\n");
+#endif
+
+#if !(RCAR_QOS_TYPE == RCAR_QOS_NONE)
+#if RCAR_QOS_TYPE  == RCAR_QOS_TYPE_DEFAULT
+	NOTICE("BL2: QoS is default setting(%s)\n", RCAR_QOS_VERSION);
+#endif
+
+#if RCAR_REF_INT == RCAR_REF_DEFAULT
+	NOTICE("BL2: DRAM refresh interval 3.9 usec\n");
+#else
+	NOTICE("BL2: DRAM refresh interval 7.8 usec\n");
+#endif
+
+	mmio_write_32(QOSCTRL_RAS, 0x00000020U);
+	mmio_write_64(QOSCTRL_DANN, 0x0404020002020201UL);
+	mmio_write_32(QOSCTRL_DANT, 0x00100804U);
+	mmio_write_32(QOSCTRL_FSS, 0x0000000AU);
+	mmio_write_32(QOSCTRL_INSFC, 0x06330001U);
+	mmio_write_32(QOSCTRL_EARLYR, 0x00000000U);
+	mmio_write_32(QOSCTRL_RACNT0, 0x00010003U);
+
+	mmio_write_32(QOSCTRL_SL_INIT, SL_INIT_REFFSSLOT |
+		      SL_INIT_SLOTSSLOT | SL_INIT_SSLOTCLK_G2E);
+	mmio_write_32(QOSCTRL_REF_ARS, REF_ARS_ARBSTOPCYCLE_G2E);
+
+	/* QOSBW SRAM setting */
+	uint32_t i;
+
+	for (i = 0U; i < ARRAY_SIZE(mstat_fix); i++) {
+		mmio_write_64(QOSBW_FIX_QOS_BANK0 + i * 8U, mstat_fix[i]);
+		mmio_write_64(QOSBW_FIX_QOS_BANK1 + i * 8U, mstat_fix[i]);
+	}
+	for (i = 0U; i < ARRAY_SIZE(mstat_be); i++) {
+		mmio_write_64(QOSBW_BE_QOS_BANK0 + i * 8U, mstat_be[i]);
+		mmio_write_64(QOSBW_BE_QOS_BANK1 + i * 8U, mstat_be[i]);
+	}
+
+	/* RT bus Leaf setting */
+	mmio_write_32(RT_ACT0, 0x00000000U);
+	mmio_write_32(RT_ACT1, 0x00000000U);
+
+	/* CCI bus Leaf setting */
+	mmio_write_32(CPU_ACT0, 0x00000003U);
+	mmio_write_32(CPU_ACT1, 0x00000003U);
+
+	mmio_write_32(QOSCTRL_RAEN, 0x00000001U);
+
+	mmio_write_32(QOSCTRL_STATQC, 0x00000001U);
+#else
+	NOTICE("BL2: QoS is None\n");
+
+	mmio_write_32(QOSCTRL_RAEN, 0x00000001U);
+#endif
+}

drivers/renesas/rzg/qos/G2E/qos_init_g2e_v10.h

+/*
+ * Copyright (c) 2021, Renesas Electronics Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef QOS_INIT_G2E_V10_H
+#define QOS_INIT_G2E_V10_H
+
+void qos_init_g2e_v10(void);
+
+#endif /* QOS_INIT_G2E_V10_H */