u-boot-imx/board/renesas/koelsch/koelsch.c - nest-learning-thermostat/5.0.1/u-boot - Git at Google

 /*
  * board/renesas/koelsch/koelsch.c
  *
  * Copyright (C) 2013 Renesas Electronics Corporation
  *
  * SPDX-License-Identifier: GPL-2.0
  *
  */

 #include <common.h>
 #include <malloc.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 <netdev.h>
 #include <miiphy.h>
 #include <i2c.h>
 #include "qos.h"

 DECLARE_GLOBAL_DATA_PTR;

 #define s_init_wait(cnt) \
 	({	\
 		u32 i = 0x10000 * cnt;	\
 		while (i > 0)	\
 			i--;	\
 	})


 #define dbpdrgd_check(bsc) \
 	({	\
 		while ((readl(&bsc->dbpdrgd) & 0x1) != 0x1)	\
 			;	\
 	})

 #if defined(CONFIG_NORFLASH)
 static void bsc_init(void)
 {
 	struct r8a7791_lbsc *lbsc = (struct r8a7791_lbsc *)LBSC_BASE;
 	struct r8a7791_dbsc3 *dbsc3_0 = (struct r8a7791_dbsc3 *)DBSC3_0_BASE;

 	/* LBSC */
 	writel(0x00000020, &lbsc->cs0ctrl);
 	writel(0x00000020, &lbsc->cs1ctrl);
 	writel(0x00002020, &lbsc->ecs0ctrl);
 	writel(0x00002020, &lbsc->ecs1ctrl);

 	writel(0x077F077F, &lbsc->cswcr0);
 	writel(0x077F077F, &lbsc->cswcr1);
 	writel(0x077F077F, &lbsc->ecswcr0);
 	writel(0x077F077F, &lbsc->ecswcr1);

 	/* DBSC3 */
 	s_init_wait(10);

 	writel(0x0000A55A, &dbsc3_0->dbpdlck);
 	writel(0x00000001, &dbsc3_0->dbpdrga);
 	writel(0x80000000, &dbsc3_0->dbpdrgd);
 	writel(0x00000004, &dbsc3_0->dbpdrga);
 	dbpdrgd_check(dbsc3_0);

 	writel(0x00000006, &dbsc3_0->dbpdrga);
 	writel(0x0001C000, &dbsc3_0->dbpdrgd);

 	writel(0x00000023, &dbsc3_0->dbpdrga);
 	writel(0x00FD2480, &dbsc3_0->dbpdrgd);

 	writel(0x00000010, &dbsc3_0->dbpdrga);
 	writel(0xF004649B, &dbsc3_0->dbpdrgd);

 	writel(0x0000000F, &dbsc3_0->dbpdrga);
 	writel(0x00181EE4, &dbsc3_0->dbpdrgd);

 	writel(0x0000000E, &dbsc3_0->dbpdrga);
 	writel(0x33C03812, &dbsc3_0->dbpdrgd);

 	writel(0x00000003, &dbsc3_0->dbpdrga);
 	writel(0x0300C481, &dbsc3_0->dbpdrgd);

 	writel(0x00000007, &dbsc3_0->dbkind);
 	writel(0x10030A02, &dbsc3_0->dbconf0);
 	writel(0x00000001, &dbsc3_0->dbphytype);
 	writel(0x00000000, &dbsc3_0->dbbl);
 	writel(0x0000000B, &dbsc3_0->dbtr0);
 	writel(0x00000008, &dbsc3_0->dbtr1);
 	writel(0x00000000, &dbsc3_0->dbtr2);
 	writel(0x0000000B, &dbsc3_0->dbtr3);
 	writel(0x000C000B, &dbsc3_0->dbtr4);
 	writel(0x00000027, &dbsc3_0->dbtr5);
 	writel(0x0000001C, &dbsc3_0->dbtr6);
 	writel(0x00000005, &dbsc3_0->dbtr7);
 	writel(0x00000018, &dbsc3_0->dbtr8);
 	writel(0x00000008, &dbsc3_0->dbtr9);
 	writel(0x0000000C, &dbsc3_0->dbtr10);
 	writel(0x00000009, &dbsc3_0->dbtr11);
 	writel(0x00000012, &dbsc3_0->dbtr12);
 	writel(0x000000D0, &dbsc3_0->dbtr13);
 	writel(0x00140005, &dbsc3_0->dbtr14);
 	writel(0x00050004, &dbsc3_0->dbtr15);
 	writel(0x70233005, &dbsc3_0->dbtr16);
 	writel(0x000C0000, &dbsc3_0->dbtr17);
 	writel(0x00000300, &dbsc3_0->dbtr18);
 	writel(0x00000040, &dbsc3_0->dbtr19);
 	writel(0x00000001, &dbsc3_0->dbrnk0);
 	writel(0x00020001, &dbsc3_0->dbadj0);
 	writel(0x20082008, &dbsc3_0->dbadj2);
 	writel(0x00020002, &dbsc3_0->dbwt0cnf0);
 	writel(0x0000000F, &dbsc3_0->dbwt0cnf4);

 	writel(0x00000015, &dbsc3_0->dbpdrga);
 	writel(0x00000D70, &dbsc3_0->dbpdrgd);

 	writel(0x00000016, &dbsc3_0->dbpdrga);
 	writel(0x00000006, &dbsc3_0->dbpdrgd);

 	writel(0x00000017, &dbsc3_0->dbpdrga);
 	writel(0x00000018, &dbsc3_0->dbpdrgd);

 	writel(0x00000012, &dbsc3_0->dbpdrga);
 	writel(0x9D5CBB66, &dbsc3_0->dbpdrgd);

 	writel(0x00000013, &dbsc3_0->dbpdrga);
 	writel(0x1A868300, &dbsc3_0->dbpdrgd);

 	writel(0x00000023, &dbsc3_0->dbpdrga);
 	writel(0x00FDB6C0, &dbsc3_0->dbpdrgd);

 	writel(0x00000014, &dbsc3_0->dbpdrga);
 	writel(0x300214D8, &dbsc3_0->dbpdrgd);

 	writel(0x0000001A, &dbsc3_0->dbpdrga);
 	writel(0x930035C7, &dbsc3_0->dbpdrgd);

 	writel(0x00000060, &dbsc3_0->dbpdrga);
 	writel(0x330657B2, &dbsc3_0->dbpdrgd);

 	writel(0x00000011, &dbsc3_0->dbpdrga);
 	writel(0x1000040B, &dbsc3_0->dbpdrgd);

 	writel(0x0000FA00, &dbsc3_0->dbcmd);
 	writel(0x00000001, &dbsc3_0->dbpdrga);
 	writel(0x00000071, &dbsc3_0->dbpdrgd);

 	writel(0x00000004, &dbsc3_0->dbpdrga);
 	dbpdrgd_check(dbsc3_0);

 	writel(0x0000FA00, &dbsc3_0->dbcmd);
 	writel(0x2100FA00, &dbsc3_0->dbcmd);
 	writel(0x0000FA00, &dbsc3_0->dbcmd);
 	writel(0x0000FA00, &dbsc3_0->dbcmd);
 	writel(0x0000FA00, &dbsc3_0->dbcmd);
 	writel(0x0000FA00, &dbsc3_0->dbcmd);
 	writel(0x0000FA00, &dbsc3_0->dbcmd);
 	writel(0x0000FA00, &dbsc3_0->dbcmd);
 	writel(0x0000FA00, &dbsc3_0->dbcmd);

 	writel(0x110000DB, &dbsc3_0->dbcmd);

 	writel(0x00000001, &dbsc3_0->dbpdrga);
 	writel(0x00000181, &dbsc3_0->dbpdrgd);

 	writel(0x00000004, &dbsc3_0->dbpdrga);
 	dbpdrgd_check(dbsc3_0);

 	writel(0x00000001, &dbsc3_0->dbpdrga);
 	writel(0x0000FE01, &dbsc3_0->dbpdrgd);

 	writel(0x00000004, &dbsc3_0->dbpdrga);
 	dbpdrgd_check(dbsc3_0);

 	writel(0x00000000, &dbsc3_0->dbbs0cnt1);
 	writel(0x01004C20, &dbsc3_0->dbcalcnf);
 	writel(0x014000AA, &dbsc3_0->dbcaltr);
 	writel(0x00000140, &dbsc3_0->dbrfcnf0);
 	writel(0x00081860, &dbsc3_0->dbrfcnf1);
 	writel(0x00010000, &dbsc3_0->dbrfcnf2);
 	writel(0x00000001, &dbsc3_0->dbrfen);
 	writel(0x00000001, &dbsc3_0->dbacen);
 }
 #else
 #define bsc_init() do {} while (0)
 #endif /* CONFIG_NORFLASH */

 void s_init(void)
 {
 	struct r8a7791_rwdt *rwdt = (struct r8a7791_rwdt *)RWDT_BASE;
 	struct r8a7791_swdt *swdt = (struct r8a7791_swdt *)SWDT_BASE;

 	/* Watchdog init */
 	writel(0xA5A5A500, &rwdt->rwtcsra);
 	writel(0xA5A5A500, &swdt->swtcsra);

 	/* QoS */
 	qos_init();

 	/* BSC */
 	bsc_init();
 }

 #define MSTPSR1		0xE6150038
 #define SMSTPCR1	0xE6150134
 #define TMU0_MSTP125	(1 << 25)

 #define MSTPSR7		0xE61501C4
 #define SMSTPCR7	0xE615014C
 #define SCIF0_MSTP721	(1 << 21)

 #define MSTPSR8		0xE61509A0
 #define SMSTPCR8	0xE6150990
 #define ETHER_MSTP813	(1 << 13)

 #define PMMR	0xE6060000
 #define GPSR4	0xE6060014
 #define IPSR14	0xE6060058

 #define set_guard_reg(addr, mask, value)	\
 { \
 	u32 val; \
 	val = (readl(addr) & ~(mask)) | (value); \
 	writel(~val, PMMR); \
 	writel(val, addr); \
 }

 #define mstp_setbits(type, addr, saddr, set) \
 	out_##type((saddr), in_##type(addr) | (set))
 #define mstp_clrbits(type, addr, saddr, clear) \
 	out_##type((saddr), in_##type(addr) & ~(clear))
 #define mstp_setbits_le32(addr, saddr, set) \
 	mstp_setbits(le32, addr, saddr, set)
 #define mstp_clrbits_le32(addr, saddr, clear)   \
 	mstp_clrbits(le32, addr, saddr, clear)

 int board_early_init_f(void)
 {
 	mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);

 #if defined(CONFIG_NORFLASH)
 	/* SCIF0 */
 	set_guard_reg(GPSR4, 0x34000000, 0x00000000);
 	set_guard_reg(IPSR14, 0x00000FC7, 0x00000481);
 	set_guard_reg(GPSR4, 0x00000000, 0x34000000);
 #endif

 	mstp_clrbits_le32(MSTPSR7, SMSTPCR7, SCIF0_MSTP721);

 	/* ETHER */
 	mstp_clrbits_le32(MSTPSR8, SMSTPCR8, ETHER_MSTP813);

 	return 0;
 }

 void arch_preboot_os(void)
 {
 	/* Disable TMU0 */
 	mstp_setbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
 }

 /* 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 = KOELSCH_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 dram_init(void)
 {
 	gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
 	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;

 	return 0;
 }

 /* koelsch has KSZ8041NL/RNL */
 #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 dram_init_banksize(void)
 {
 	gd->bd->bi_dram[0].start = KOELSCH_SDRAM_BASE;
 	gd->bd->bi_dram[0].size = KOELSCH_SDRAM_SIZE;
 }

 int board_late_init(void)
 {
 	return 0;
 }

 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);
 }
	/*
	* board/renesas/koelsch/koelsch.c
	*
	* Copyright (C) 2013 Renesas Electronics Corporation
	*
	* SPDX-License-Identifier: GPL-2.0
	*
	*/

	#include <common.h>
	#include <malloc.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 <netdev.h>
	#include <miiphy.h>
	#include <i2c.h>
	#include "qos.h"

	DECLARE_GLOBAL_DATA_PTR;

	#define s_init_wait(cnt) \
	({ \
	u32 i = 0x10000 * cnt; \
	while (i > 0) \
	i--; \
	})


	#define dbpdrgd_check(bsc) \
	({ \
	while ((readl(&bsc->dbpdrgd) & 0x1) != 0x1) \
	; \
	})

	#if defined(CONFIG_NORFLASH)
	static void bsc_init(void)
	{
	struct r8a7791_lbsc lbsc = (struct r8a7791_lbsc )LBSC_BASE;
	struct r8a7791_dbsc3 dbsc3_0 = (struct r8a7791_dbsc3 )DBSC3_0_BASE;

	/* LBSC */
	writel(0x00000020, &lbsc->cs0ctrl);
	writel(0x00000020, &lbsc->cs1ctrl);
	writel(0x00002020, &lbsc->ecs0ctrl);
	writel(0x00002020, &lbsc->ecs1ctrl);

	writel(0x077F077F, &lbsc->cswcr0);
	writel(0x077F077F, &lbsc->cswcr1);
	writel(0x077F077F, &lbsc->ecswcr0);
	writel(0x077F077F, &lbsc->ecswcr1);

	/* DBSC3 */
	s_init_wait(10);

	writel(0x0000A55A, &dbsc3_0->dbpdlck);
	writel(0x00000001, &dbsc3_0->dbpdrga);
	writel(0x80000000, &dbsc3_0->dbpdrgd);
	writel(0x00000004, &dbsc3_0->dbpdrga);
	dbpdrgd_check(dbsc3_0);

	writel(0x00000006, &dbsc3_0->dbpdrga);
	writel(0x0001C000, &dbsc3_0->dbpdrgd);

	writel(0x00000023, &dbsc3_0->dbpdrga);
	writel(0x00FD2480, &dbsc3_0->dbpdrgd);

	writel(0x00000010, &dbsc3_0->dbpdrga);
	writel(0xF004649B, &dbsc3_0->dbpdrgd);

	writel(0x0000000F, &dbsc3_0->dbpdrga);
	writel(0x00181EE4, &dbsc3_0->dbpdrgd);

	writel(0x0000000E, &dbsc3_0->dbpdrga);
	writel(0x33C03812, &dbsc3_0->dbpdrgd);

	writel(0x00000003, &dbsc3_0->dbpdrga);
	writel(0x0300C481, &dbsc3_0->dbpdrgd);

	writel(0x00000007, &dbsc3_0->dbkind);
	writel(0x10030A02, &dbsc3_0->dbconf0);
	writel(0x00000001, &dbsc3_0->dbphytype);
	writel(0x00000000, &dbsc3_0->dbbl);
	writel(0x0000000B, &dbsc3_0->dbtr0);
	writel(0x00000008, &dbsc3_0->dbtr1);
	writel(0x00000000, &dbsc3_0->dbtr2);
	writel(0x0000000B, &dbsc3_0->dbtr3);
	writel(0x000C000B, &dbsc3_0->dbtr4);
	writel(0x00000027, &dbsc3_0->dbtr5);
	writel(0x0000001C, &dbsc3_0->dbtr6);
	writel(0x00000005, &dbsc3_0->dbtr7);
	writel(0x00000018, &dbsc3_0->dbtr8);
	writel(0x00000008, &dbsc3_0->dbtr9);
	writel(0x0000000C, &dbsc3_0->dbtr10);
	writel(0x00000009, &dbsc3_0->dbtr11);
	writel(0x00000012, &dbsc3_0->dbtr12);
	writel(0x000000D0, &dbsc3_0->dbtr13);
	writel(0x00140005, &dbsc3_0->dbtr14);
	writel(0x00050004, &dbsc3_0->dbtr15);
	writel(0x70233005, &dbsc3_0->dbtr16);
	writel(0x000C0000, &dbsc3_0->dbtr17);
	writel(0x00000300, &dbsc3_0->dbtr18);
	writel(0x00000040, &dbsc3_0->dbtr19);
	writel(0x00000001, &dbsc3_0->dbrnk0);
	writel(0x00020001, &dbsc3_0->dbadj0);
	writel(0x20082008, &dbsc3_0->dbadj2);
	writel(0x00020002, &dbsc3_0->dbwt0cnf0);
	writel(0x0000000F, &dbsc3_0->dbwt0cnf4);

	writel(0x00000015, &dbsc3_0->dbpdrga);
	writel(0x00000D70, &dbsc3_0->dbpdrgd);

	writel(0x00000016, &dbsc3_0->dbpdrga);
	writel(0x00000006, &dbsc3_0->dbpdrgd);

	writel(0x00000017, &dbsc3_0->dbpdrga);
	writel(0x00000018, &dbsc3_0->dbpdrgd);

	writel(0x00000012, &dbsc3_0->dbpdrga);
	writel(0x9D5CBB66, &dbsc3_0->dbpdrgd);

	writel(0x00000013, &dbsc3_0->dbpdrga);
	writel(0x1A868300, &dbsc3_0->dbpdrgd);

	writel(0x00000023, &dbsc3_0->dbpdrga);
	writel(0x00FDB6C0, &dbsc3_0->dbpdrgd);

	writel(0x00000014, &dbsc3_0->dbpdrga);
	writel(0x300214D8, &dbsc3_0->dbpdrgd);

	writel(0x0000001A, &dbsc3_0->dbpdrga);
	writel(0x930035C7, &dbsc3_0->dbpdrgd);

	writel(0x00000060, &dbsc3_0->dbpdrga);
	writel(0x330657B2, &dbsc3_0->dbpdrgd);

	writel(0x00000011, &dbsc3_0->dbpdrga);
	writel(0x1000040B, &dbsc3_0->dbpdrgd);

	writel(0x0000FA00, &dbsc3_0->dbcmd);
	writel(0x00000001, &dbsc3_0->dbpdrga);
	writel(0x00000071, &dbsc3_0->dbpdrgd);

	writel(0x00000004, &dbsc3_0->dbpdrga);
	dbpdrgd_check(dbsc3_0);

	writel(0x0000FA00, &dbsc3_0->dbcmd);
	writel(0x2100FA00, &dbsc3_0->dbcmd);
	writel(0x0000FA00, &dbsc3_0->dbcmd);
	writel(0x0000FA00, &dbsc3_0->dbcmd);
	writel(0x0000FA00, &dbsc3_0->dbcmd);
	writel(0x0000FA00, &dbsc3_0->dbcmd);
	writel(0x0000FA00, &dbsc3_0->dbcmd);
	writel(0x0000FA00, &dbsc3_0->dbcmd);
	writel(0x0000FA00, &dbsc3_0->dbcmd);

	writel(0x110000DB, &dbsc3_0->dbcmd);

	writel(0x00000001, &dbsc3_0->dbpdrga);
	writel(0x00000181, &dbsc3_0->dbpdrgd);

	writel(0x00000004, &dbsc3_0->dbpdrga);
	dbpdrgd_check(dbsc3_0);

	writel(0x00000001, &dbsc3_0->dbpdrga);
	writel(0x0000FE01, &dbsc3_0->dbpdrgd);

	writel(0x00000004, &dbsc3_0->dbpdrga);
	dbpdrgd_check(dbsc3_0);

	writel(0x00000000, &dbsc3_0->dbbs0cnt1);
	writel(0x01004C20, &dbsc3_0->dbcalcnf);
	writel(0x014000AA, &dbsc3_0->dbcaltr);
	writel(0x00000140, &dbsc3_0->dbrfcnf0);
	writel(0x00081860, &dbsc3_0->dbrfcnf1);
	writel(0x00010000, &dbsc3_0->dbrfcnf2);
	writel(0x00000001, &dbsc3_0->dbrfen);
	writel(0x00000001, &dbsc3_0->dbacen);
	}
	#else
	#define bsc_init() do {} while (0)
	#endif /* CONFIG_NORFLASH */

	void s_init(void)
	{
	struct r8a7791_rwdt rwdt = (struct r8a7791_rwdt )RWDT_BASE;
	struct r8a7791_swdt swdt = (struct r8a7791_swdt )SWDT_BASE;

	/* Watchdog init */
	writel(0xA5A5A500, &rwdt->rwtcsra);
	writel(0xA5A5A500, &swdt->swtcsra);

	/* QoS */
	qos_init();

	/* BSC */
	bsc_init();
	}

	#define MSTPSR1 0xE6150038
	#define SMSTPCR1 0xE6150134
	#define TMU0_MSTP125 (1 << 25)

	#define MSTPSR7 0xE61501C4
	#define SMSTPCR7 0xE615014C
	#define SCIF0_MSTP721 (1 << 21)

	#define MSTPSR8 0xE61509A0
	#define SMSTPCR8 0xE6150990
	#define ETHER_MSTP813 (1 << 13)

	#define PMMR 0xE6060000
	#define GPSR4 0xE6060014
	#define IPSR14 0xE6060058

	#define set_guard_reg(addr, mask, value) \
	{ \
	u32 val; \
	val = (readl(addr) & ~(mask)) \| (value); \
	writel(~val, PMMR); \
	writel(val, addr); \
	}

	#define mstp_setbits(type, addr, saddr, set) \
	out_##type((saddr), in_##type(addr) \| (set))
	#define mstp_clrbits(type, addr, saddr, clear) \
	out_##type((saddr), in_##type(addr) & ~(clear))
	#define mstp_setbits_le32(addr, saddr, set) \
	mstp_setbits(le32, addr, saddr, set)
	#define mstp_clrbits_le32(addr, saddr, clear) \
	mstp_clrbits(le32, addr, saddr, clear)

	int board_early_init_f(void)
	{
	mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);

	#if defined(CONFIG_NORFLASH)
	/* SCIF0 */
	set_guard_reg(GPSR4, 0x34000000, 0x00000000);
	set_guard_reg(IPSR14, 0x00000FC7, 0x00000481);
	set_guard_reg(GPSR4, 0x00000000, 0x34000000);
	#endif

	mstp_clrbits_le32(MSTPSR7, SMSTPCR7, SCIF0_MSTP721);

	/* ETHER */
	mstp_clrbits_le32(MSTPSR8, SMSTPCR8, ETHER_MSTP813);

	return 0;
	}

	void arch_preboot_os(void)
	{
	/* Disable TMU0 */
	mstp_setbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
	}

	/* 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 = KOELSCH_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 dram_init(void)
	{
	gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;

	return 0;
	}

	/* koelsch has KSZ8041NL/RNL */
	#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 dram_init_banksize(void)
	{
	gd->bd->bi_dram[0].start = KOELSCH_SDRAM_BASE;
	gd->bd->bi_dram[0].size = KOELSCH_SDRAM_SIZE;
	}

	int board_late_init(void)
	{
	return 0;
	}

	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);
	}