arm: rmobile: Add HopeRun HiHope RZ/G2M board support
authorBiju Das <biju.das.jz@bp.renesas.com>
Mon, 1 Mar 2021 17:08:47 +0000 (17:08 +0000)
committerMarek Vasut <marek.vasut+renesas@gmail.com>
Tue, 16 Mar 2021 19:09:29 +0000 (20:09 +0100)
The HiHope RZ/G2M board from HopeRun consists of main board
(HopeRun HiHope RZ/G2M main board) and sub board(HopeRun
HiHope RZ/G2M sub board). The HiHope RZ/G2M sub board sits
below the HiHope RZ/G2M main board.

This patch adds the required board support to boot HopeRun HiHope
RZ/G2M board.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
arch/arm/dts/Makefile
arch/arm/mach-rmobile/Kconfig.64
board/hoperun/hihope-rzg2/Kconfig [new file with mode: 0644]
board/hoperun/hihope-rzg2/MAINTAINERS [new file with mode: 0644]
board/hoperun/hihope-rzg2/Makefile [new file with mode: 0644]
board/hoperun/hihope-rzg2/hihope-rzg2.c [new file with mode: 0644]
configs/hihope_rzg2_defconfig [new file with mode: 0644]
include/configs/hihope-rzg2.h [new file with mode: 0644]

index c671082..142e2ad 100644 (file)
@@ -822,6 +822,7 @@ dtb-$(CONFIG_RCAR_GEN3) += \
        r8a774a1-beacon-rzg2m-kit.dtb \
        r8a774b1-beacon-rzg2n-kit.dtb \
        r8a774e1-beacon-rzg2h-kit.dtb \
+       r8a774a1-hihope-rzg2m-u-boot.dtb \
        r8a77950-ulcb-u-boot.dtb \
        r8a77950-salvator-x-u-boot.dtb \
        r8a77960-ulcb-u-boot.dtb \
index b95c8e8..2c2c603 100644 (file)
@@ -4,6 +4,8 @@ menu "Select Target SoC"
 
 config R8A774A1
        bool "Renesas SoC R8A774A1"
+       imply CLK_R8A774A1
+       imply PINCTRL_PFC_R8A774A1
 
 config R8A774B1
        bool "Renesas SoC R8A774B1"
@@ -99,6 +101,15 @@ config TARGET_EBISU
        help
           Support for Renesas R-Car Gen3 Ebisu platform
 
+config TARGET_HIHOPE_RZG2
+       bool "HiHope RZ/G2 board"
+       imply R8A774A1
+       imply SYS_MALLOC_F
+       imply MULTI_DTB_FIT
+       imply MULTI_DTB_FIT_USER_DEFINED_AREA
+       help
+          Support for RZG2 HiHope platform
+
 config TARGET_SALVATOR_X
        bool "Salvator-X board"
        imply R8A7795
@@ -133,12 +144,15 @@ source "board/renesas/ebisu/Kconfig"
 source "board/renesas/salvator-x/Kconfig"
 source "board/renesas/ulcb/Kconfig"
 source "board/beacon/beacon-rzg2m/Kconfig"
+source "board/hoperun/hihope-rzg2/Kconfig"
 
 config MULTI_DTB_FIT_UNCOMPRESS_SZ
+       default 0x80000 if TARGET_HIHOPE_RZG2
        default 0x80000 if TARGET_SALVATOR_X
        default 0x80000 if TARGET_ULCB
 
 config MULTI_DTB_FIT_USER_DEF_ADDR
+       default 0x49000000 if TARGET_HIHOPE_RZG2
        default 0x49000000 if TARGET_SALVATOR_X
        default 0x49000000 if TARGET_ULCB
 
diff --git a/board/hoperun/hihope-rzg2/Kconfig b/board/hoperun/hihope-rzg2/Kconfig
new file mode 100644 (file)
index 0000000..ee422ba
--- /dev/null
@@ -0,0 +1,15 @@
+if TARGET_HIHOPE_RZG2
+
+config SYS_SOC
+       default "rmobile"
+
+config SYS_BOARD
+       default "hihope-rzg2"
+
+config SYS_VENDOR
+       default "hoperun"
+
+config SYS_CONFIG_NAME
+       default "hihope-rzg2"
+
+endif
diff --git a/board/hoperun/hihope-rzg2/MAINTAINERS b/board/hoperun/hihope-rzg2/MAINTAINERS
new file mode 100644 (file)
index 0000000..e3702fd
--- /dev/null
@@ -0,0 +1,6 @@
+HIHOPE_RZG2 BOARD
+M:     Biju Das <biju.das.jz@bp.renesas.com>
+S:     Maintained
+F:     board/hoperun/hihope-rzg2/
+F:     include/configs/hihope-rzg2.h
+F:     configs/hihope_rzg2_defconfig
diff --git a/board/hoperun/hihope-rzg2/Makefile b/board/hoperun/hihope-rzg2/Makefile
new file mode 100644 (file)
index 0000000..e989e7a
--- /dev/null
@@ -0,0 +1,9 @@
+#
+# board/hoperun/hihope-rzg2/Makefile
+#
+# Copyright (C) 2021 Renesas Electronics Corporation
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+obj-y  := hihope-rzg2.o ../../renesas/rcar-common/common.o
diff --git a/board/hoperun/hihope-rzg2/hihope-rzg2.c b/board/hoperun/hihope-rzg2/hihope-rzg2.c
new file mode 100644 (file)
index 0000000..a60529f
--- /dev/null
@@ -0,0 +1,105 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * board/hoperun/hihope-rzg2/hihope-rzg2.c
+ *     This file is HiHope RZ/G2M board support.
+ *
+ * Copyright (C) 2021 Renesas Electronics Corporation
+ */
+
+#include <common.h>
+#include <asm/global_data.h>
+#include <asm/io.h>
+#include <asm/processor.h>
+#include <asm/arch/rmobile.h>
+#include <asm/arch/rcar-mstp.h>
+#include <linux/bitops.h>
+#include <linux/delay.h>
+#include <linux/libfdt.h>
+
+#define RST_BASE       0xE6160000
+#define RST_CA57RESCNT (RST_BASE + 0x40)
+#define RST_CA53RESCNT (RST_BASE + 0x44)
+#define RST_CA57_CODE  0xA5A5000F
+#define RST_CA53_CODE  0x5A5A000F
+
+DECLARE_GLOBAL_DATA_PTR;
+#define HSUSB_MSTP704          BIT(4)  /* HSUSB */
+
+/* HSUSB block registers */
+#define HSUSB_REG_LPSTS                        0xE6590102
+#define HSUSB_REG_LPSTS_SUSPM_NORMAL   BIT(14)
+#define HSUSB_REG_UGCTRL2              0xE6590184
+#define HSUSB_REG_UGCTRL2_USB0SEL_EHCI 0x10
+#define HSUSB_REG_UGCTRL2_RESERVED_3   0x1 /* bit[3:0] should be B'0001 */
+
+#define PRR_REGISTER (0xFFF00044)
+
+int board_init(void)
+{
+       u32 i;
+
+       /* address of boot parameters */
+       gd->bd->bi_boot_params = CONFIG_SYS_TEXT_BASE + 0x50000;
+
+       /* Configure the HSUSB block */
+       mstp_clrbits_le32(SMSTPCR7, SMSTPCR7, HSUSB_MSTP704);
+       /*
+        * We need to add a barrier instruction after HSUSB module stop release.
+        * This barrier instruction can be either reading back the same MSTP
+        * register or any other register in the same IP block. So like linux
+        * adding check for MSTPSR register, which indicates the clock has been
+        * started.
+        */
+       for (i = 1000; i > 0; --i) {
+               if (!(readl(MSTPSR7) & HSUSB_MSTP704))
+                       break;
+               cpu_relax();
+       }
+
+       /* Select EHCI/OHCI host module for USB2.0 ch0 */
+       writel(HSUSB_REG_UGCTRL2_USB0SEL_EHCI | HSUSB_REG_UGCTRL2_RESERVED_3,
+              HSUSB_REG_UGCTRL2);
+       /* low power status */
+       setbits_le16(HSUSB_REG_LPSTS, HSUSB_REG_LPSTS_SUSPM_NORMAL);
+
+       return 0;
+}
+
+void reset_cpu(ulong addr)
+{
+       unsigned long midr, cputype;
+
+       asm volatile("mrs %0, midr_el1" : "=r" (midr));
+       cputype = (midr >> 4) & 0xfff;
+
+       if (cputype == 0xd03)
+               writel(RST_CA53_CODE, RST_CA53RESCNT);
+       else
+               writel(RST_CA57_CODE, RST_CA57RESCNT);
+}
+
+#if defined(CONFIG_MULTI_DTB_FIT)
+/* If the firmware passed a device tree, use it for board identification. */
+extern u64 rcar_atf_boot_args[];
+
+static bool is_hoperun_hihope_rzg2_board(const char *board_name)
+{
+       void *atf_fdt_blob = (void *)(rcar_atf_boot_args[1]);
+       bool ret = false;
+
+       if ((fdt_magic(atf_fdt_blob) == FDT_MAGIC) &&
+           (fdt_node_check_compatible(atf_fdt_blob, 0, board_name) == 0))
+               ret = true;
+
+       return ret;
+}
+
+int board_fit_config_name_match(const char *name)
+{
+       if (is_hoperun_hihope_rzg2_board("hoperun,hihope-rzg2m") &&
+           !strcmp(name, "r8a774a1-hihope-rzg2m-u-boot"))
+               return 0;
+
+       return -1;
+}
+#endif
diff --git a/configs/hihope_rzg2_defconfig b/configs/hihope_rzg2_defconfig
new file mode 100644 (file)
index 0000000..bc40445
--- /dev/null
@@ -0,0 +1,82 @@
+CONFIG_ARM=y
+CONFIG_ARCH_CPU_INIT=y
+CONFIG_ARCH_RMOBILE=y
+CONFIG_SYS_TEXT_BASE=0x50000000
+CONFIG_ENV_SIZE=0x20000
+CONFIG_ENV_OFFSET=0xFFFE0000
+CONFIG_DM_GPIO=y
+CONFIG_RCAR_GEN3=y
+CONFIG_TARGET_HIHOPE_RZG2=y
+# CONFIG_SPL is not set
+CONFIG_DEFAULT_DEVICE_TREE="r8a774a1-hihope-rzg2m-u-boot"
+CONFIG_FIT=y
+CONFIG_SUPPORT_RAW_INITRD=y
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="root=/dev/nfs rw nfsroot=192.168.0.1:/export/rfs ip=192.168.0.20"
+CONFIG_DEFAULT_FDT_FILE="r8a774a1-hihope-rzg2m.dtb"
+# CONFIG_BOARD_EARLY_INIT_F is not set
+CONFIG_HUSH_PARSER=y
+CONFIG_CMD_BOOTZ=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_PART=y
+CONFIG_CMD_SPI=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_MII=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_EXT2=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_EXT4_WRITE=y
+CONFIG_CMD_FAT=y
+CONFIG_CMD_FS_GENERIC=y
+CONFIG_OF_CONTROL=y
+CONFIG_OF_LIST="r8a774a1-hihope-rzg2m-u-boot"
+CONFIG_MULTI_DTB_FIT_LZO=y
+CONFIG_MULTI_DTB_FIT_USER_DEFINED_AREA=y
+CONFIG_ENV_OVERWRITE=y
+CONFIG_ENV_IS_IN_MMC=y
+CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_SYS_MMC_ENV_DEV=1
+CONFIG_SYS_MMC_ENV_PART=2
+CONFIG_VERSION_VARIABLE=y
+CONFIG_REGMAP=y
+CONFIG_SYSCON=y
+CONFIG_CLK=y
+CONFIG_CLK_RENESAS=y
+CONFIG_GPIO_HOG=y
+CONFIG_RCAR_GPIO=y
+CONFIG_DM_PCA953X=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_RCAR_I2C=y
+CONFIG_SYS_I2C_RCAR_IIC=y
+CONFIG_DM_MMC=y
+CONFIG_MMC_IO_VOLTAGE=y
+CONFIG_MMC_UHS_SUPPORT=y
+CONFIG_MMC_HS400_SUPPORT=y
+CONFIG_RENESAS_SDHI=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH_BAR=y
+CONFIG_SPI_FLASH_WINBOND=y
+CONFIG_SPI_FLASH_USE_4K_SECTORS=y
+CONFIG_BITBANGMII=y
+CONFIG_PHY_REALTEK=y
+CONFIG_DM_ETH=y
+CONFIG_RENESAS_RAVB=y
+CONFIG_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_REGULATOR_GPIO=y
+CONFIG_SCIF_CONSOLE=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_RENESAS_RPC_SPI=y
+CONFIG_TEE=y
+CONFIG_OPTEE=y
+CONFIG_USB=y
+CONFIG_DM_USB=y
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI_GENERIC=y
+CONFIG_USB_STORAGE=y
+CONFIG_OF_LIBFDT_OVERLAY=y
diff --git a/include/configs/hihope-rzg2.h b/include/configs/hihope-rzg2.h
new file mode 100644 (file)
index 0000000..68a5117
--- /dev/null
@@ -0,0 +1,20 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * include/configs/hihope-rzg2.h
+ *     This file is HOPERUN HiHope RZ/G2 board configuration.
+ *
+ * Copyright (C) 2020 Renesas Electronics Corporation
+ */
+
+#ifndef __HIHOPE_RZG2_H
+#define __HIHOPE_RZG2_H
+
+#include "rcar-gen3-common.h"
+
+/* Ethernet RAVB */
+#define CONFIG_BITBANGMII_MULTI
+
+/* Generic Timer Definitions (use in assembler source) */
+#define COUNTER_FREQUENCY      0xFE502A        /* 16.66MHz from CPclk */
+
+#endif /* __HIHOPE_RZG2_H */