From ed2f65f0105dacb98e5c4d2b435dd009de06c2d1 Mon Sep 17 00:00:00 2001 From: Valentine Barshak Date: Tue, 23 Apr 2019 23:44:57 +0300 Subject: [PATCH] ARM: renesas: Add R8A77980 V3HSK board and CPLD code Add board code for the R8A77980 V3HSK board. Add CPLD sysreset driver to the R-Car V3H SK board. Extracted from a larger patch by Valentine Barshak. Reviewed-by: Marek Vasut Signed-off-by: Valentine Barshak Signed-off-by: Hai Pham Signed-off-by: Tam Nguyen Signed-off-by: Marek Vasut [Marek: Sync configs and board code with V3H Condor, squash CPLD driver in] --- arch/arm/dts/Makefile | 1 + arch/arm/dts/r8a77980-v3hsk-u-boot.dts | 42 ++++++ arch/arm/mach-rmobile/Kconfig.rcar3 | 6 + board/renesas/v3hsk/Kconfig | 15 +++ board/renesas/v3hsk/Makefile | 15 +++ board/renesas/v3hsk/cpld.c | 180 +++++++++++++++++++++++++ configs/r8a77980_v3hsk_defconfig | 83 ++++++++++++ include/configs/v3hsk.h | 28 ++++ 8 files changed, 370 insertions(+) create mode 100644 arch/arm/dts/r8a77980-v3hsk-u-boot.dts create mode 100644 board/renesas/v3hsk/Kconfig create mode 100644 board/renesas/v3hsk/Makefile create mode 100644 board/renesas/v3hsk/cpld.c create mode 100644 configs/r8a77980_v3hsk_defconfig create mode 100644 include/configs/v3hsk.h diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index dd917ae1b3..4b19a93cee 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -1052,6 +1052,7 @@ dtb-$(CONFIG_RCAR_GEN3) += \ r8a77970-eagle-u-boot.dtb \ r8a77970-v3msk-u-boot.dtb \ r8a77980-condor-u-boot.dtb \ + r8a77980-v3hsk-u-boot.dtb \ r8a77990-ebisu-u-boot.dtb \ r8a77995-draak-u-boot.dtb diff --git a/arch/arm/dts/r8a77980-v3hsk-u-boot.dts b/arch/arm/dts/r8a77980-v3hsk-u-boot.dts new file mode 100644 index 0000000000..d083df65f9 --- /dev/null +++ b/arch/arm/dts/r8a77980-v3hsk-u-boot.dts @@ -0,0 +1,42 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Device Tree Source extras for U-Boot for the Eagle board + * + * Copyright (C) 2019 Cogent Embedded, Inc. + */ + +#include "r8a77980-v3hsk.dts" +#include "r8a77980-u-boot.dtsi" + +/ { + aliases { + spi0 = &rpc; + }; +}; + +&rpc { + num-cs = <1>; + status = "okay"; + spi-max-frequency = <50000000>; + #address-cells = <1>; + #size-cells = <0>; + + flash0: spi-flash@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "s25fs512s", "spi-flash", "jedec,spi-nor"; + spi-max-frequency = <50000000>; + spi-tx-bus-width = <1>; + spi-rx-bus-width = <1>; + reg = <0>; + status = "okay"; + }; +}; + +&i2c0 { + cpld { + compatible = "renesas,v3hsk-cpld"; + reg = <0x70>; + u-boot,i2c-offset-len = <2>; + }; +}; diff --git a/arch/arm/mach-rmobile/Kconfig.rcar3 b/arch/arm/mach-rmobile/Kconfig.rcar3 index 46d274273a..ad35d1058f 100644 --- a/arch/arm/mach-rmobile/Kconfig.rcar3 +++ b/arch/arm/mach-rmobile/Kconfig.rcar3 @@ -99,6 +99,11 @@ config TARGET_CONDOR help Support for Renesas R-Car Gen3 Condor platform +config TARGET_V3HSK + bool "V3HSK board" + help + Support for Renesas R-Car Gen3 V3HSK platform + config TARGET_DRAAK bool "Draak board" imply R8A77995 @@ -171,6 +176,7 @@ source "board/renesas/eagle/Kconfig" source "board/renesas/ebisu/Kconfig" source "board/renesas/salvator-x/Kconfig" source "board/renesas/ulcb/Kconfig" +source "board/renesas/v3hsk/Kconfig" source "board/renesas/v3msk/Kconfig" source "board/beacon/beacon-rzg2m/Kconfig" source "board/hoperun/hihope-rzg2/Kconfig" diff --git a/board/renesas/v3hsk/Kconfig b/board/renesas/v3hsk/Kconfig new file mode 100644 index 0000000000..531ceb788f --- /dev/null +++ b/board/renesas/v3hsk/Kconfig @@ -0,0 +1,15 @@ +if TARGET_V3HSK + +config SYS_SOC + default "rmobile" + +config SYS_BOARD + default "v3hsk" + +config SYS_VENDOR + default "renesas" + +config SYS_CONFIG_NAME + default "v3hsk" + +endif diff --git a/board/renesas/v3hsk/Makefile b/board/renesas/v3hsk/Makefile new file mode 100644 index 0000000000..a9d597edd5 --- /dev/null +++ b/board/renesas/v3hsk/Makefile @@ -0,0 +1,15 @@ +# +# board/renesas/v3hsk/Makefile +# +# Copyright (C) 2019 Renesas Electronics Corporation +# Copyright (C) 2019 Cogent Embedded, Inc. +# +# SPDX-License-Identifier: GPL-2.0+ +# + +ifdef CONFIG_SPL_BUILD +obj-y := ../rcar-common/gen3-spl.o +else +obj-y := ../rcar-common/v3-common.o ../rcar-common/common.o +obj-$(CONFIG_SYSRESET) += cpld.o +endif diff --git a/board/renesas/v3hsk/cpld.c b/board/renesas/v3hsk/cpld.c new file mode 100644 index 0000000000..6016f6daef --- /dev/null +++ b/board/renesas/v3hsk/cpld.c @@ -0,0 +1,180 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * V3HSK board CPLD access support + * + * Copyright (C) 2019 Renesas Electronics Corporation + * Copyright (C) 2019 Cogent Embedded, Inc. + * + */ + +#include +#include +#include +#include +#include +#include +#include + +#define CPLD_ADDR_PRODUCT_0 0x0000 /* R */ +#define CPLD_ADDR_PRODUCT_1 0x0001 /* R */ +#define CPLD_ADDR_PRODUCT_2 0x0002 /* R */ +#define CPLD_ADDR_PRODUCT_3 0x0003 /* R */ +#define CPLD_ADDR_CPLD_VERSION_D 0x0004 /* R */ +#define CPLD_ADDR_CPLD_VERSION_M 0x0005 /* R */ +#define CPLD_ADDR_CPLD_VERSION_Y_0 0x0006 /* R */ +#define CPLD_ADDR_CPLD_VERSION_Y_1 0x0007 /* R */ +#define CPLD_ADDR_MODE_SET_0 0x0008 /* R */ +#define CPLD_ADDR_MODE_SET_1 0x0009 /* R */ +#define CPLD_ADDR_MODE_SET_2 0x000A /* R */ +#define CPLD_ADDR_MODE_SET_3 0x000B /* R */ +#define CPLD_ADDR_MODE_SET_4 0x000C /* R */ +#define CPLD_ADDR_MODE_LAST_0 0x0018 /* R */ +#define CPLD_ADDR_MODE_LAST_1 0x0019 /* R */ +#define CPLD_ADDR_MODE_LAST_2 0x001A /* R */ +#define CPLD_ADDR_MODE_LAST_3 0x001B /* R */ +#define CPLD_ADDR_MODE_LAST_4 0x001C /* R */ +#define CPLD_ADDR_DIPSW4 0x0020 /* R */ +#define CPLD_ADDR_DIPSW5 0x0021 /* R */ +#define CPLD_ADDR_RESET 0x0024 /* R/W */ +#define CPLD_ADDR_POWER_CFG 0x0025 /* R/W */ +#define CPLD_ADDR_PERI_CFG_0 0x0030 /* R/W */ +#define CPLD_ADDR_PERI_CFG_1 0x0031 /* R/W */ +#define CPLD_ADDR_PERI_CFG_2 0x0032 /* R/W */ +#define CPLD_ADDR_PERI_CFG_3 0x0033 /* R/W */ +#define CPLD_ADDR_LEDS 0x0034 /* R/W */ +#define CPLD_ADDR_LEDS_CFG 0x0035 /* R/W */ +#define CPLD_ADDR_UART_CFG 0x0036 /* R/W */ +#define CPLD_ADDR_UART_STATUS 0x0037 /* R */ + +#define CPLD_ADDR_PCB_VERSION_0 0x1000 /* R */ +#define CPLD_ADDR_PCB_VERSION_1 0x1001 /* R */ +#define CPLD_ADDR_SOC_VERSION_0 0x1002 /* R */ +#define CPLD_ADDR_SOC_VERSION_1 0x1003 /* R */ +#define CPLD_ADDR_PCB_SN_0 0x1004 /* R */ +#define CPLD_ADDR_PCB_SN_1 0x1005 /* R */ + +static u16 cpld_read(struct udevice *dev, u16 addr) +{ + u8 data[2]; + + /* Random flash reads require 2 reads: first read is unreliable */ + if (addr >= CPLD_ADDR_PCB_VERSION_0) + dm_i2c_read(dev, addr, data, 2); + + /* Only the second byte read is valid */ + dm_i2c_read(dev, addr, data, 2); + return data[1]; +} + +static void cpld_write(struct udevice *dev, u16 addr, u8 data) +{ + dm_i2c_write(dev, addr, &data, 1); +} + +static int do_cpld(struct cmd_tbl *cmdtp, int flag, int argc, char * const argv[]) +{ + struct udevice *dev; + u16 addr, val; + int ret; + + ret = uclass_get_device_by_driver(UCLASS_SYSRESET, + DM_DRIVER_GET(sysreset_renesas_v3hsk), + &dev); + if (ret) + return ret; + + if (argc == 2 && strcmp(argv[1], "info") == 0) { + printf("Product: 0x%08x\n", + (cpld_read(dev, CPLD_ADDR_PRODUCT_3) << 24) | + (cpld_read(dev, CPLD_ADDR_PRODUCT_2) << 16) | + (cpld_read(dev, CPLD_ADDR_PRODUCT_1) << 8) | + cpld_read(dev, CPLD_ADDR_PRODUCT_0)); + printf("CPLD version: 0x%08x\n", + (cpld_read(dev, CPLD_ADDR_CPLD_VERSION_Y_1) << 24) | + (cpld_read(dev, CPLD_ADDR_CPLD_VERSION_Y_0) << 16) | + (cpld_read(dev, CPLD_ADDR_CPLD_VERSION_M) << 8) | + cpld_read(dev, CPLD_ADDR_CPLD_VERSION_D)); + printf("Mode setting (MD0..26): 0x%08x\n", + (cpld_read(dev, CPLD_ADDR_MODE_LAST_3) << 24) | + (cpld_read(dev, CPLD_ADDR_MODE_LAST_2) << 16) | + (cpld_read(dev, CPLD_ADDR_MODE_LAST_1) << 8) | + cpld_read(dev, CPLD_ADDR_MODE_LAST_0)); + printf("DIPSW (SW4, SW5): 0x%02x, 0x%x\n", + cpld_read(dev, CPLD_ADDR_DIPSW4) ^ 0xff, + (cpld_read(dev, CPLD_ADDR_DIPSW5) ^ 0xff) & 0xf); + printf("Power config: 0x%08x\n", + cpld_read(dev, CPLD_ADDR_POWER_CFG)); + printf("Periferals config: 0x%08x\n", + (cpld_read(dev, CPLD_ADDR_PERI_CFG_3) << 24) | + (cpld_read(dev, CPLD_ADDR_PERI_CFG_2) << 16) | + (cpld_read(dev, CPLD_ADDR_PERI_CFG_1) << 8) | + cpld_read(dev, CPLD_ADDR_PERI_CFG_0)); + printf("PCB version: %d.%d\n", + cpld_read(dev, CPLD_ADDR_PCB_VERSION_1), + cpld_read(dev, CPLD_ADDR_PCB_VERSION_0)); + printf("SOC version: %d.%d\n", + cpld_read(dev, CPLD_ADDR_SOC_VERSION_1), + cpld_read(dev, CPLD_ADDR_SOC_VERSION_0)); + printf("PCB S/N: %d\n", + (cpld_read(dev, CPLD_ADDR_PCB_SN_1) << 8) | + cpld_read(dev, CPLD_ADDR_PCB_SN_0)); + return 0; + } + + if (argc < 3) + return CMD_RET_USAGE; + + addr = simple_strtoul(argv[2], NULL, 16); + if (!(addr >= CPLD_ADDR_PRODUCT_0 && addr <= CPLD_ADDR_UART_STATUS)) { + printf("cpld invalid addr\n"); + return CMD_RET_USAGE; + } + + if (argc == 3 && strcmp(argv[1], "read") == 0) { + printf("0x%x\n", cpld_read(dev, addr)); + } else if (argc == 4 && strcmp(argv[1], "write") == 0) { + val = simple_strtoul(argv[3], NULL, 16); + cpld_write(dev, addr, val); + } + + return 0; +} + +U_BOOT_CMD(cpld, 4, 1, do_cpld, + "CPLD access", + "info\n" + "cpld read addr\n" + "cpld write addr val\n" +); + +static int renesas_v3hsk_sysreset_request(struct udevice *dev, enum sysreset_t type) +{ + cpld_write(dev, CPLD_ADDR_RESET, 1); + + return -EINPROGRESS; +} + +static int renesas_v3hsk_sysreset_probe(struct udevice *dev) +{ + if (device_get_uclass_id(dev->parent) != UCLASS_I2C) + return -EPROTONOSUPPORT; + + return 0; +} + +static struct sysreset_ops renesas_v3hsk_sysreset = { + .request = renesas_v3hsk_sysreset_request, +}; + +static const struct udevice_id renesas_v3hsk_sysreset_ids[] = { + { .compatible = "renesas,v3hsk-cpld" }, + { /* sentinel */ } +}; + +U_BOOT_DRIVER(sysreset_renesas_v3hsk) = { + .name = "renesas_v3hsk_sysreset", + .id = UCLASS_SYSRESET, + .ops = &renesas_v3hsk_sysreset, + .probe = renesas_v3hsk_sysreset_probe, + .of_match = renesas_v3hsk_sysreset_ids, +}; diff --git a/configs/r8a77980_v3hsk_defconfig b/configs/r8a77980_v3hsk_defconfig new file mode 100644 index 0000000000..564ff2d783 --- /dev/null +++ b/configs/r8a77980_v3hsk_defconfig @@ -0,0 +1,83 @@ +CONFIG_ARM=y +CONFIG_COUNTER_FREQUENCY=16666666 +CONFIG_ARCH_CPU_INIT=y +CONFIG_ARCH_RMOBILE=y +CONFIG_SYS_MALLOC_LEN=0x4000000 +CONFIG_SYS_MALLOC_F_LEN=0x2000 +CONFIG_ENV_SIZE=0x40000 +CONFIG_ENV_OFFSET=0x700000 +CONFIG_ENV_SECT_SIZE=0x40000 +CONFIG_DM_GPIO=y +CONFIG_DEFAULT_DEVICE_TREE="r8a77980-v3hsk-u-boot" +CONFIG_SPL_TEXT_BASE=0xe6318000 +CONFIG_RCAR_GEN3=y +CONFIG_R8A77980=y +CONFIG_TARGET_V3HSK=y +CONFIG_SPL_STACK=0xe6304000 +CONFIG_SYS_LOAD_ADDR=0x58000000 +CONFIG_LTO=y +CONFIG_REMAKE_ELF=y +CONFIG_SYS_MONITOR_LEN=1048576 +CONFIG_FIT=y +CONFIG_SUPPORT_RAW_INITRD=y +CONFIG_USE_BOOTARGS=y +CONFIG_DEFAULT_FDT_FILE="r8a77980-v3hsk.dtb" +# CONFIG_BOARD_EARLY_INIT_F is not set +CONFIG_SYS_MALLOC_BOOTPARAMS=y +CONFIG_SPL_HAS_BSS_LINKER_SECTION=y +CONFIG_SPL_BSS_START_ADDR=0xe631f000 +CONFIG_SPL_BSS_MAX_SIZE=0x1000 +# CONFIG_SPL_SHARES_INIT_SP_ADDR is not set +CONFIG_HUSH_PARSER=y +CONFIG_SYS_MAXARGS=64 +CONFIG_SYS_PBSIZE=2068 +CONFIG_CMD_BOOTZ=y +CONFIG_CMD_ASKENV=y +CONFIG_CMD_DFU=y +CONFIG_CMD_GPIO=y +CONFIG_CMD_I2C=y +CONFIG_CMD_MMC=y +CONFIG_CMD_SPI=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_DTB_PROPS_REMOVE=y +CONFIG_OF_REMOVE_PROPS="dmas dma-names interrupt-parent interrupts interrupts-extended interrupt-names interrupt-map interrupt-map-mask iommus" +CONFIG_ENV_OVERWRITE=y +CONFIG_ENV_IS_IN_SPI_FLASH=y +CONFIG_SYS_RELOC_GD_ENV_ADDR=y +CONFIG_VERSION_VARIABLE=y +CONFIG_REGMAP=y +CONFIG_SYSCON=y +CONFIG_CLK=y +CONFIG_CLK_RENESAS=y +CONFIG_RCAR_GPIO=y +CONFIG_DM_I2C=y +CONFIG_SYS_I2C_RCAR_I2C=y +CONFIG_MMC_IO_VOLTAGE=y +CONFIG_MMC_UHS_SUPPORT=y +CONFIG_MMC_HS200_SUPPORT=y +CONFIG_RENESAS_SDHI=y +CONFIG_MTD=y +CONFIG_DM_SPI_FLASH=y +CONFIG_SPI_FLASH_SPANSION=y +# CONFIG_SPI_FLASH_USE_4K_SECTORS is not set +CONFIG_BITBANGMII=y +CONFIG_BITBANGMII_MULTI=y +CONFIG_PHY_MICREL=y +CONFIG_PHY_MICREL_KSZ90X1=y +CONFIG_SH_ETHER=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_SYSRESET=y diff --git a/include/configs/v3hsk.h b/include/configs/v3hsk.h new file mode 100644 index 0000000000..58c2e88c0b --- /dev/null +++ b/include/configs/v3hsk.h @@ -0,0 +1,28 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * include/configs/v3hsk.h + * This file is V3HSK board configuration. + * + * Copyright (C) 2019 Renesas Electronics Corporation + * Copyright (C) 2019 Cogent Embedded, Inc. + */ + +#ifndef __V3HSK_H +#define __V3HSK_H + +#include "rcar-gen3-common.h" + +/* Environment compatibility */ + +/* SH Ether */ +#define CFG_SH_ETHER_USE_PORT 0 +#define CFG_SH_ETHER_PHY_ADDR 0x0 +#define CFG_SH_ETHER_PHY_MODE PHY_INTERFACE_MODE_RGMII_ID +#define CFG_SH_ETHER_CACHE_WRITEBACK +#define CFG_SH_ETHER_CACHE_INVALIDATE +#define CFG_SH_ETHER_ALIGNE_SIZE 64 + +/* Board Clock */ +/* XTAL_CLK : 33.33MHz */ + +#endif /* __V3HSK_H */ -- 2.39.5