renesas: rzg: Add support to identify HopeRun HiHope RZ/G2H board

Add support to identify HopeRun HiHope RZ/G2H board.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
Change-Id: I6b28350ef50595fea9a1b1b7353fcabaeb935970

drivers/renesas/rzg/board/board.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
  */
@@ -13,7 +13,11 @@
 #include "rcar_def.h"
 
 #ifndef BOARD_DEFAULT
+#if (RCAR_LSI == RZ_G2H)
+#define BOARD_DEFAULT		(BOARD_HIHOPE_RZ_G2H << BOARD_CODE_SHIFT)
+#else
 #define BOARD_DEFAULT		(BOARD_HIHOPE_RZ_G2M << BOARD_CODE_SHIFT)
+#endif /* RCAR_LSI == RZ_G2H */
 #endif /* BOARD_DEFAULT */
 
 #define BOARD_CODE_MASK		(0xF8U)
@@ -27,9 +31,11 @@
 #define GP5_25_BIT	(0x01U << 25)
 
 #define HM_ID	{ 0x10U, 0xFFU, 0xFFU, 0xFFU, 0xFFU, 0xFFU, 0xFFU, 0xFFU }
+#define HH_ID	HM_ID
 
 const char *g_board_tbl[] = {
 	[BOARD_HIHOPE_RZ_G2M] = "HiHope RZ/G2M",
+	[BOARD_HIHOPE_RZ_G2H] = "HiHope RZ/G2H",
 	[BOARD_UNKNOWN] = "unknown"
 };
 
@@ -38,6 +44,7 @@ void rzg_get_board_type(uint32_t *type, uint32_t *rev)
 	static uint8_t board_id = BOARD_ID_UNKNOWN;
 	const uint8_t board_tbl[][8] = {
 		[BOARD_HIHOPE_RZ_G2M] = HM_ID,
+		[BOARD_HIHOPE_RZ_G2H] = HH_ID,
 	};
 	uint32_t reg, boardInfo;
 
@@ -50,15 +57,16 @@ void rzg_get_board_type(uint32_t *type, uint32_t *rev)
 	if (*type >= ARRAY_SIZE(board_tbl)) {
 		/* no revision information, set Rev0.0. */
 		*rev = 0;
-	} else {
+		return;
+	}
+
 	reg = mmio_read_32(RCAR_PRR);
 	if ((reg & PRR_CUT_MASK) == RCAR_M3_CUT_VER11) {
 		*rev = board_tbl[*type][(uint8_t)(board_id & BOARD_REV_MASK)];
 	} else {
-			boardInfo = mmio_read_32(GPIO_INDT5) &
-				    (GP5_19_BIT | GP5_21_BIT);
+		reg = mmio_read_32(GPIO_INDT5);
+		boardInfo = reg & (GP5_19_BIT | GP5_21_BIT);
 		*rev = (((boardInfo & GP5_19_BIT) >> 14) |
 			((boardInfo & GP5_21_BIT) >> 17)) + 0x30U;
 	}
-	}
 }

drivers/renesas/rzg/board/board.h

 /*
- * 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
  */
@@ -9,6 +9,7 @@
 
 enum rzg2_board_id {
 	BOARD_HIHOPE_RZ_G2M = 0,
+	BOARD_HIHOPE_RZ_G2H,
 	BOARD_UNKNOWN
 };
 

plat/renesas/common/bl2_cpg_init.c

 /*
- * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
+ * Copyright (c) 2015-2021, Renesas Electronics Corporation. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -13,7 +13,8 @@
 
 static void bl2_secure_cpg_init(void);
 
-#if (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RCAR_H3) || (RCAR_LSI == RCAR_H3N)
+#if (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RCAR_H3) || \
+	(RCAR_LSI == RCAR_H3N) || (RCAR_LSI == RZ_G2H)
 static void bl2_realtime_cpg_init_h3(void);
 static void bl2_system_cpg_init_h3(void);
 #endif
@@ -106,7 +107,8 @@ static void bl2_secure_cpg_init(void)
 	cpg_write(SCSRSTECR11, 0x00000000U);
 }
 
-#if (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RCAR_H3) || (RCAR_LSI == RCAR_H3N)
+#if (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RCAR_H3) || \
+	(RCAR_LSI == RCAR_H3N) || (RCAR_LSI == RZ_G2H)
 static void bl2_realtime_cpg_init_h3(void)
 {
 	uint32_t cut = mmio_read_32(RCAR_PRR) & PRR_CUT_MASK;
@@ -360,7 +362,7 @@ void bl2_cpg_init(void)
 			panic();
 			break;
 		}
-#elif (RCAR_LSI == RCAR_H3) || (RCAR_LSI == RCAR_H3N)
+#elif (RCAR_LSI == RCAR_H3) || (RCAR_LSI == RCAR_H3N) || (RCAR_LSI == RZ_G2H)
 		bl2_realtime_cpg_init_h3();
 #elif (RCAR_LSI == RCAR_M3) || (RCAR_LSI == RZ_G2M)
 		bl2_realtime_cpg_init_m3();
@@ -406,7 +408,7 @@ void bl2_system_cpg_init(void)
 		panic();
 		break;
 	}
-#elif (RCAR_LSI == RCAR_H3) || (RCAR_LSI == RCAR_H3N)
+#elif (RCAR_LSI == RCAR_H3) || (RCAR_LSI == RCAR_H3N) || (RCAR_LSI == RZ_G2H)
 	bl2_system_cpg_init_h3();
 #elif (RCAR_LSI == RCAR_M3) || (RCAR_LSI == RZ_G2M)
 	bl2_system_cpg_init_m3();

plat/renesas/rzg/bl2_plat_setup.c

@@ -78,6 +78,9 @@ static void bl2_init_generic_timer(void);
 #if RCAR_LSI == RZ_G2M
 #define TARGET_PRODUCT			PRR_PRODUCT_M3
 #define TARGET_NAME			"RZ/G2M"
+#elif RCAR_LSI == RZ_G2H
+#define TARGET_PRODUCT			PRR_PRODUCT_H3
+#define TARGET_NAME			"RZ/G2H"
 #elif RCAR_LSI == RCAR_AUTO
 #define TARGET_NAME			"RZ/G2M"
 #endif /* RCAR_LSI == RZ_G2M */
@@ -424,6 +427,10 @@ static void bl2_populate_compatible_string(void *dt)
 		ret = fdt_setprop_string(dt, 0, "compatible",
 					 "hoperun,hihope-rzg2m");
 		break;
+	case BOARD_HIHOPE_RZ_G2H:
+		ret = fdt_setprop_string(dt, 0, "compatible",
+					 "hoperun,hihope-rzg2h");
+		break;
 	default:
 		NOTICE("BL2: Cannot set compatible string, board unsupported\n");
 		panic();
@@ -441,6 +448,10 @@ static void bl2_populate_compatible_string(void *dt)
 		ret = fdt_appendprop_string(dt, 0, "compatible",
 					    "renesas,r8a774a1");
 		break;
+	case PRR_PRODUCT_H3:
+		ret = fdt_appendprop_string(dt, 0, "compatible",
+					    "renesas,r8a774e1");
+		break;
 	default:
 		NOTICE("BL2: Cannot set compatible string, SoC unsupported\n");
 		panic();
@@ -560,6 +571,26 @@ static void bl2_advertise_dram_size(uint32_t product)
 		dram_config[1] = 0x80000000ULL;
 		dram_config[5] = 0x80000000ULL;
 		break;
+	case PRR_PRODUCT_H3:
+#if (RCAR_DRAM_LPDDR4_MEMCONF == 0)
+		/* 4GB(1GBx4) */
+		dram_config[1] = 0x40000000ULL;
+		dram_config[3] = 0x40000000ULL;
+		dram_config[5] = 0x40000000ULL;
+		dram_config[7] = 0x40000000ULL;
+#elif (RCAR_DRAM_LPDDR4_MEMCONF == 1) && (RCAR_DRAM_CHANNEL == 5) && \
+	(RCAR_DRAM_SPLIT == 2)
+		/* 4GB(2GBx2 2ch split) */
+		dram_config[1] = 0x80000000ULL;
+		dram_config[3] = 0x80000000ULL;
+#elif (RCAR_DRAM_LPDDR4_MEMCONF == 1) && (RCAR_DRAM_CHANNEL == 15)
+		/* 8GB(2GBx4: default) */
+		dram_config[1] = 0x80000000ULL;
+		dram_config[3] = 0x80000000ULL;
+		dram_config[5] = 0x80000000ULL;
+		dram_config[7] = 0x80000000ULL;
+#endif /* RCAR_DRAM_LPDDR4_MEMCONF == 0 */
+		break;
 	default:
 		NOTICE("BL2: Detected invalid DRAM entries\n");
 		break;
@@ -578,6 +609,7 @@ void bl2_el3_early_platform_setup(u_register_t arg1, u_register_t arg2,
 	const char *unknown = "unknown";
 	const char *cpu_ca57 = "CA57";
 	const char *cpu_ca53 = "CA53";
+	const char *product_g2h = "G2H";
 	const char *product_g2m = "G2M";
 	const char *boot_hyper80 = "HyperFlash(80MHz)";
 	const char *boot_qspi40 = "QSPI Flash(40MHz)";
@@ -646,6 +678,9 @@ void bl2_el3_early_platform_setup(u_register_t arg1, u_register_t arg2,
 	case PRR_PRODUCT_M3:
 		str = product_g2m;
 		break;
+	case PRR_PRODUCT_H3:
+		str = product_g2h;
+		break;
 	default:
 		str = unknown;
 		break;
@@ -671,6 +706,7 @@ void bl2_el3_early_platform_setup(u_register_t arg1, u_register_t arg2,
 
 	switch (type) {
 	case BOARD_HIHOPE_RZ_G2M:
+	case BOARD_HIHOPE_RZ_G2H:
 		break;
 	default:
 		type = BOARD_UNKNOWN;

plat/renesas/rzg/platform.mk

@@ -32,6 +32,21 @@ else
       endif
       $(eval $(call add_define,RCAR_LSI_CUT))
     endif
+  else ifeq (${LSI},G2H)
+    RCAR_LSI:=${RZ_G2H}
+    ifndef LSI_CUT
+      # enable compatible function.
+      RCAR_LSI_CUT_COMPAT := 1
+      $(eval $(call add_define,RCAR_LSI_CUT_COMPAT))
+    else
+      # disable compatible function.
+      ifeq (${LSI_CUT},30)
+        RCAR_LSI_CUT:=20
+      else
+        $(error "Error: ${LSI_CUT} is not supported.")
+      endif
+      $(eval $(call add_define,RCAR_LSI_CUT))
+    endif
   else
     $(error "Error: ${LSI} is not supported.")
   endif