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arm: rmobile: Add Porter board support

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Porter is an entry level development board based on R-Car M2 SoC (R8A7791)

This commit supports the following peripherals:
- SCIF, I2C, Ethernet, QSPI, SD, USB Host

Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
This commit is contained in:
Vladimir Barinov 2015-02-14 01:06:13 +03:00 • committed by Nobuhiro Iwamatsu
parent acdfecbbb4
commit 60c0467a94
9 changed files with 1704 additions and 1 deletions
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6
arch/arm/cpu/armv7/rmobile/Kconfig
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@ -24,6 +24,9 @@ config TARGET_ALT
config TARGET_SILK
bool "Silk board"
config TARGET_PORTER
bool "Porter board"
endchoice
config SYS_SOC
@ -31,7 +34,7 @@ config SYS_SOC
config RMOBILE_EXTRAM_BOOT
bool "Enable boot from RAM"
depends on TARGET_ALT || TARGET_KOELSCH || TARGET_LAGER || TARGET_SILK
depends on TARGET_ALT || TARGET_KOELSCH || TARGET_LAGER || TARGET_PORTER || TARGET_SILK
default n
source "board/atmark-techno/armadillo-800eva/Kconfig"
@ -41,5 +44,6 @@ source "board/renesas/lager/Kconfig"
source "board/kmc/kzm9g/Kconfig"
source "board/renesas/alt/Kconfig"
source "board/renesas/silk/Kconfig"
source "board/renesas/porter/Kconfig"
endif

12
board/renesas/porter/Kconfig Normal file
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@ -0,0 +1,12 @@
if TARGET_PORTER
config SYS_BOARD
default "porter"
config SYS_VENDOR
default "renesas"
config SYS_CONFIG_NAME
default "porter"
endif

6
board/renesas/porter/MAINTAINERS Normal file
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@ -0,0 +1,6 @@
PORTER BOARD
M: Cogent Embedded, Inc. <source@cogentembedded.com>
S: Maintained
F: board/renesas/porter/
F: include/configs/porter.h
F: configs/porter_defconfig

10
board/renesas/porter/Makefile Normal file
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@ -0,0 +1,10 @@
#
# board/renesas/porter/Makefile
#
# Copyright (C) 2015 Renesas Electronics Corporation
# Copyright (C) 2015 Cogent Embedded, Inc.
#
# SPDX-License-Identifier: GPL-2.0
#
obj-y := porter.o qos.o ../rcar-gen2-common/common.o

228
board/renesas/porter/porter.c Normal file
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@ -0,0 +1,228 @@
/*
* board/renesas/porter/porter.c
*
* Copyright (C) 2015 Renesas Electronics Corporation
* Copyright (C) 2015 Cogent Embedded, Inc.
*
* SPDX-License-Identifier: GPL-2.0
*/
#include <common.h>
#include <malloc.h>
#include <dm.h>
#include <dm/platform_data/serial_sh.h>
#include <asm/processor.h>
#include <asm/mach-types.h>
#include <asm/io.h>
#include <asm/errno.h>
#include <asm/arch/sys_proto.h>
#include <asm/gpio.h>
#include <asm/arch/rmobile.h>
#include <asm/arch/rcar-mstp.h>
#include <asm/arch/sh_sdhi.h>
#include <netdev.h>
#include <miiphy.h>
#include <i2c.h>
#include <div64.h>
#include "qos.h"
DECLARE_GLOBAL_DATA_PTR;
#define CLK2MHZ(clk) (clk / 1000 / 1000)
void s_init(void)
{
struct rcar_rwdt *rwdt = (struct rcar_rwdt *)RWDT_BASE;
struct rcar_swdt *swdt = (struct rcar_swdt *)SWDT_BASE;
u32 stc;
/* Watchdog init */
writel(0xA5A5A500, &rwdt->rwtcsra);
writel(0xA5A5A500, &swdt->swtcsra);
/* CPU frequency setting. Set to 1.5GHz */
stc = ((1500 / CLK2MHZ(CONFIG_SYS_CLK_FREQ)) - 1) << PLL0_STC_BIT;
clrsetbits_le32(PLL0CR, PLL0_STC_MASK, stc);
/* QoS */
qos_init();
}
#define TMU0_MSTP125 (1 << 25)
#define SDHI0_MSTP314 (1 << 14)
#define SDHI2_MSTP311 (1 << 11)
#define SCIF0_MSTP721 (1 << 21)
#define ETHER_MSTP813 (1 << 13)
#define SD2CKCR 0xE615026C
#define SD_97500KHZ 0x7
int board_early_init_f(void)
{
mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
/* SCIF0 */
mstp_clrbits_le32(MSTPSR7, SMSTPCR7, SCIF0_MSTP721);
/* ETHER */
mstp_clrbits_le32(MSTPSR8, SMSTPCR8, ETHER_MSTP813);
/* SDHI */
mstp_clrbits_le32(MSTPSR3, SMSTPCR3, SDHI0_MSTP314 | SDHI2_MSTP311);
/*
* SD0 clock is set to 97.5MHz by default.
* Set SD2 to the 97.5MHz as well.
*/
writel(SD_97500KHZ, SD2CKCR);
return 0;
}
/* LSI pin pull-up control */
#define PUPR5 0xe6060114
#define PUPR5_ETH 0x3FFC0000
#define PUPR5_ETH_MAGIC (1 << 27)
int board_init(void)
{
/* adress of boot parameters */
gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
/* Init PFC controller */
r8a7791_pinmux_init();
/* Ether Enable */
gpio_request(GPIO_FN_ETH_CRS_DV, NULL);
gpio_request(GPIO_FN_ETH_RX_ER, NULL);
gpio_request(GPIO_FN_ETH_RXD0, NULL);
gpio_request(GPIO_FN_ETH_RXD1, NULL);
gpio_request(GPIO_FN_ETH_LINK, NULL);
gpio_request(GPIO_FN_ETH_REFCLK, NULL);
gpio_request(GPIO_FN_ETH_MDIO, NULL);
gpio_request(GPIO_FN_ETH_TXD1, NULL);
gpio_request(GPIO_FN_ETH_TX_EN, NULL);
gpio_request(GPIO_FN_ETH_TXD0, NULL);
gpio_request(GPIO_FN_ETH_MDC, NULL);
gpio_request(GPIO_FN_IRQ0, NULL);
mstp_clrbits_le32(PUPR5, PUPR5, PUPR5_ETH & ~PUPR5_ETH_MAGIC);
gpio_request(GPIO_GP_5_22, NULL); /* PHY_RST */
mstp_clrbits_le32(PUPR5, PUPR5, PUPR5_ETH_MAGIC);
gpio_direction_output(GPIO_GP_5_22, 0);
mdelay(20);
gpio_set_value(GPIO_GP_5_22, 1);
udelay(1);
return 0;
}
#define CXR24 0xEE7003C0 /* MAC address high register */
#define CXR25 0xEE7003C8 /* MAC address low register */
int board_eth_init(bd_t *bis)
{
#ifdef CONFIG_SH_ETHER
int ret = -ENODEV;
u32 val;
unsigned char enetaddr[6];
ret = sh_eth_initialize(bis);
if (!eth_getenv_enetaddr("ethaddr", enetaddr))
return ret;
/* Set Mac address */
val = enetaddr[0] << 24 | enetaddr[1] << 16 |
enetaddr[2] << 8 | enetaddr[3];
writel(val, CXR24);
val = enetaddr[4] << 8 | enetaddr[5];
writel(val, CXR25);
return ret;
#else
return 0;
#endif
}
int board_mmc_init(bd_t *bis)
{
int ret = -ENODEV;
#ifdef CONFIG_SH_SDHI
gpio_request(GPIO_FN_SD0_DATA0, NULL);
gpio_request(GPIO_FN_SD0_DATA1, NULL);
gpio_request(GPIO_FN_SD0_DATA2, NULL);
gpio_request(GPIO_FN_SD0_DATA3, NULL);
gpio_request(GPIO_FN_SD0_CLK, NULL);
gpio_request(GPIO_FN_SD0_CMD, NULL);
gpio_request(GPIO_FN_SD0_CD, NULL);
gpio_request(GPIO_FN_SD2_DATA0, NULL);
gpio_request(GPIO_FN_SD2_DATA1, NULL);
gpio_request(GPIO_FN_SD2_DATA2, NULL);
gpio_request(GPIO_FN_SD2_DATA3, NULL);
gpio_request(GPIO_FN_SD2_CLK, NULL);
gpio_request(GPIO_FN_SD2_CMD, NULL);
gpio_request(GPIO_FN_SD2_CD, NULL);
/* SDHI 0 */
gpio_request(GPIO_GP_2_12, NULL);
gpio_direction_output(GPIO_GP_2_12, 1); /* 1: 3.3V, 0: 1.8V */
ret = sh_sdhi_init(CONFIG_SYS_SH_SDHI0_BASE, 0,
SH_SDHI_QUIRK_16BIT_BUF);
if (ret)
return ret;
/* SDHI 2 */
gpio_request(GPIO_GP_2_26, NULL);
gpio_direction_output(GPIO_GP_2_26, 1); /* 1: 3.3V, 0: 1.8V */
ret = sh_sdhi_init(CONFIG_SYS_SH_SDHI2_BASE, 2, 0);
#endif
return ret;
}
int dram_init(void)
{
gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
return 0;
}
/* porter has KSZ8041RNLI */
#define PHY_CONTROL1 0x1E
#define PHY_LED_MODE 0xC0000
#define PHY_LED_MODE_ACK 0x4000
int board_phy_config(struct phy_device *phydev)
{
int ret = phy_read(phydev, MDIO_DEVAD_NONE, PHY_CONTROL1);
ret &= ~PHY_LED_MODE;
ret |= PHY_LED_MODE_ACK;
ret = phy_write(phydev, MDIO_DEVAD_NONE, PHY_CONTROL1, (u16)ret);
return 0;
}
const struct rmobile_sysinfo sysinfo = {
CONFIG_RMOBILE_BOARD_STRING
};
void reset_cpu(ulong addr)
{
u8 val;
i2c_set_bus_num(2); /* PowerIC connected to ch2 */
i2c_read(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1);
val |= 0x02;
i2c_write(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1);
}
static const struct sh_serial_platdata serial_platdata = {
.base = SCIF0_BASE,
.type = PORT_SCIF,
.clk = CONFIG_P_CLK_FREQ,
};
U_BOOT_DEVICE(porter_serials) = {
.name = "serial_sh",
.platdata = &serial_platdata,
};

1312
board/renesas/porter/qos.c Normal file
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13
board/renesas/porter/qos.h Normal file
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@ -0,0 +1,13 @@
/*
* Copyright (C) 2015 Renesas Electronics Corporation
* Copyright (C) 2015 Cogent Embedded, Inc.
*
* SPDX-License-Identifier: GPL-2.0
*/
#ifndef __QOS_H__
#define __QOS_H__
void qos_init(void);
#endif

6
configs/porter_defconfig Normal file
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@ -0,0 +1,6 @@
CONFIG_ARM=y
CONFIG_RMOBILE=y
CONFIG_TARGET_PORTER=y
CONFIG_DM=y
CONFIG_DM_SERIAL=y
CONFIG_SH_SDHI=y

112
include/configs/porter.h Normal file
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@ -0,0 +1,112 @@
/*
* include/configs/porter.h
* This file is Porter board configuration.
*
* Copyright (C) 2015 Renesas Electronics Corporation
* Copyright (C) 2015 Cogent Embedded, Inc.
*
* SPDX-License-Identifier: GPL-2.0
*/
#ifndef __PORTER_H
#define __PORTER_H
#undef DEBUG
#define CONFIG_R8A7791
#define CONFIG_RMOBILE_BOARD_STRING "Porter"
#include "rcar-gen2-common.h"
#if defined(CONFIG_RMOBILE_EXTRAM_BOOT)
#define CONFIG_SYS_TEXT_BASE 0x70000000
#else
#define CONFIG_SYS_TEXT_BASE 0xE6304000
#endif
#if defined(CONFIG_RMOBILE_EXTRAM_BOOT)
#define CONFIG_SYS_INIT_SP_ADDR 0x7003FFFC
#else
#define CONFIG_SYS_INIT_SP_ADDR 0xE633fffC
#endif
#define STACK_AREA_SIZE 0xC000
#define LOW_LEVEL_MERAM_STACK \
(CONFIG_SYS_INIT_SP_ADDR + STACK_AREA_SIZE - 4)
/* MEMORY */
#define RCAR_GEN2_SDRAM_BASE 0x40000000
#define RCAR_GEN2_SDRAM_SIZE (2048u * 1024 * 1024)
#define RCAR_GEN2_UBOOT_SDRAM_SIZE (1024u * 1024 * 1024)
/* SCIF */
#define CONFIG_SCIF_CONSOLE
/* FLASH */
#define CONFIG_SPI
#define CONFIG_SPI_FLASH_BAR
#define CONFIG_SH_QSPI
#define CONFIG_SPI_FLASH
#define CONFIG_SPI_FLASH_SPANSION
#define CONFIG_SPI_FLASH_QUAD
#define CONFIG_SYS_NO_FLASH
/* SH Ether */
#define CONFIG_NET_MULTI
#define CONFIG_SH_ETHER
#define CONFIG_SH_ETHER_USE_PORT 0
#define CONFIG_SH_ETHER_PHY_ADDR 0x1
#define CONFIG_SH_ETHER_PHY_MODE PHY_INTERFACE_MODE_RMII
#define CONFIG_SH_ETHER_CACHE_WRITEBACK
#define CONFIG_SH_ETHER_CACHE_INVALIDATE
#define CONFIG_SH_ETHER_ALIGNE_SIZE 64
#define CONFIG_PHYLIB
#define CONFIG_PHY_MICREL
#define CONFIG_BITBANGMII
#define CONFIG_BITBANGMII_MULTI
/* Board Clock */
#define RMOBILE_XTAL_CLK 20000000u
#define CONFIG_SYS_CLK_FREQ RMOBILE_XTAL_CLK
#define CONFIG_SH_TMU_CLK_FREQ (CONFIG_SYS_CLK_FREQ / 2)
#define CONFIG_PLL1_CLK_FREQ (CONFIG_SYS_CLK_FREQ * 156 / 2)
#define CONFIG_P_CLK_FREQ (CONFIG_PLL1_CLK_FREQ / 24)
#define CONFIG_SYS_TMU_CLK_DIV 4
/* i2c */
#define CONFIG_CMD_I2C
#define CONFIG_SYS_I2C
#define CONFIG_SYS_I2C_SH
#define CONFIG_SYS_I2C_SLAVE 0x7F
#define CONFIG_SYS_I2C_SH_NUM_CONTROLLERS 3
#define CONFIG_SYS_I2C_SH_SPEED0 400000
#define CONFIG_SYS_I2C_SH_SPEED1 400000
#define CONFIG_SYS_I2C_SH_SPEED2 400000
#define CONFIG_SH_I2C_DATA_HIGH 4
#define CONFIG_SH_I2C_DATA_LOW 5
#define CONFIG_SH_I2C_CLOCK 10000000
#define CONFIG_SYS_I2C_POWERIC_ADDR 0x58 /* da9063 */
/* USB */
#define CONFIG_USB_EHCI
#define CONFIG_USB_EHCI_RMOBILE
#define CONFIG_USB_MAX_CONTROLLER_COUNT 2
#define CONFIG_USB_STORAGE
/* SD */
#define CONFIG_MMC
#define CONFIG_CMD_MMC
#define CONFIG_GENERIC_MMC
#define CONFIG_SH_SDHI_FREQ 97500000
/* Module stop status bits */
/* INTC-RT */
#define CONFIG_SMSTP0_ENA 0x00400000
/* MSIF */
#define CONFIG_SMSTP2_ENA 0x00002000
/* INTC-SYS, IRQC */
#define CONFIG_SMSTP4_ENA 0x00000180
/* SCIF0 */
#define CONFIG_SMSTP7_ENA 0x00200000
#endif /* __PORTER_H */