ARM: rmobile: Update H2 Lager

The H2 Lager port was broken since some time. This patch updates
the H2 Lager port to use modern frameworks, DM, DT probing, SPL
for the preloading and puts it on par with the M2 Porter board.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>

3 files changed, 455 insertions, 153 deletions

diff --git a/board/renesas/lager/Makefile b/board/renesas/lager/Makefile
index 0e44c69fd6..379368fdfc 100644
--- a/board/renesas/lager/Makefile
+++ b/board/renesas/lager/Makefile
@@ -6,4 +6,8 @@
 # SPDX-License-Identifier: GPL-2.0
 #
 
-obj-y	:= lager.o qos.o ../rcar-common/common.o
+ifdef CONFIG_SPL_BUILD
+obj-y	:= lager_spl.o
+else
+obj-y	:= lager.o qos.o
+endif
diff --git a/board/renesas/lager/lager.c b/board/renesas/lager/lager.c
index 3566bcc788..505efb5bc4 100644
--- a/board/renesas/lager/lager.c
+++ b/board/renesas/lager/lager.c
@@ -57,105 +57,60 @@ void s_init(void)
 	qos_init();
 }
 
-#define TMU0_MSTP125	(1 << 25)
-#define SCIF0_MSTP721	(1 << 21)
-#define ETHER_MSTP813	(1 << 13)
-#define MMC1_MSTP305    (1 << 5)
+#define TMU0_MSTP125	BIT(25)
 
-#define MSTPSR3		0xE6150048
-#define SMSTPCR3	0xE615013C
-#define SDHI0_MSTP314	(1 << 14)
-#define SDHI1_MSTP313	(1 << 13)
-#define SDHI2_MSTP312	(1 << 12)
-
-#define SD2CKCR		0xE6150078
-#define SD2_97500KHZ	0x7
+#define SD1CKCR		0xE6150078
+#define SD2CKCR		0xE615026C
+#define SD_97500KHZ	0x7
 
 int board_early_init_f(void)
 {
-	/* TMU0 */
 	mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
-	/* SCIF0 */
-	mstp_clrbits_le32(MSTPSR7, SMSTPCR7, SCIF0_MSTP721);
-	/* ETHER */
-	mstp_clrbits_le32(MSTPSR8, SMSTPCR8, ETHER_MSTP813);
-	/* eMMC */
-	mstp_clrbits_le32(MSTPSR3, SMSTPCR3, MMC1_MSTP305);
-	/* SDHI0, 2 */
-	mstp_clrbits_le32(MSTPSR3, SMSTPCR3, SDHI0_MSTP314 | SDHI2_MSTP312);
 
 	/*
 	 * SD0 clock is set to 97.5MHz by default.
-	 * Set SD2 to the 97.5MHz as well.
+	 * Set SD1 and SD2 to the 97.5MHz as well.
 	 */
-	writel(SD2_97500KHZ, SD2CKCR);
+	writel(SD_97500KHZ, SD1CKCR);
+	writel(SD_97500KHZ, SD2CKCR);
 
 	return 0;
 }
 
-DECLARE_GLOBAL_DATA_PTR;
+#define ETHERNET_PHY_RESET	185	/* GPIO 5 31 */
+
 int board_init(void)
 {
 	/* adress of boot parameters */
 	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
 
-	/* Init PFC controller */
-	r8a7790_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_REF_CLK, 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_MAGIC, NULL);
-	gpio_request(GPIO_FN_ETH_TXD0, NULL);
-	gpio_request(GPIO_FN_ETH_MDC, NULL);
-	gpio_request(GPIO_FN_IRQ0, NULL);
-
-	gpio_request(GPIO_GP_5_31, NULL);	/* PHY_RST */
-	gpio_direction_output(GPIO_GP_5_31, 0);
-	mdelay(20);
-	gpio_set_value(GPIO_GP_5_31, 1);
-	udelay(1);
+	/* Force ethernet PHY out of reset */
+	gpio_request(ETHERNET_PHY_RESET, "phy_reset");
+	gpio_direction_output(ETHERNET_PHY_RESET, 0);
+	mdelay(10);
+	gpio_direction_output(ETHERNET_PHY_RESET, 1);
 
 	return 0;
 }
 
-#define CXR24 0xEE7003C0 /* MAC address high register */
-#define CXR25 0xEE7003C8 /* MAC address low register */
-int board_eth_init(bd_t *bis)
+int dram_init(void)
 {
-	int ret = -ENODEV;
-
-#ifdef CONFIG_SH_ETHER
-	u32 val;
-	unsigned char enetaddr[6];
+	if (fdtdec_setup_memory_size() != 0)
+		return -EINVAL;
 
-	ret = sh_eth_initialize(bis);
-	if (!eth_env_get_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 0;
+}
 
-#endif
+int dram_init_banksize(void)
+{
+	fdtdec_setup_memory_banksize();
 
-	return ret;
+	return 0;
 }
 
-/* lager has KSZ8041NL/RNL */
-#define PHY_CONTROL1	0x1E
-#define PHY_LED_MODE	0xC0000
+/* 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)
 {
@@ -167,97 +122,44 @@ int board_phy_config(struct phy_device *phydev)
 	return 0;
 }
 
-int board_mmc_init(bd_t *bis)
+const struct rmobile_sysinfo sysinfo = {
+	CONFIG_ARCH_RMOBILE_BOARD_STRING
+};
+
+void reset_cpu(ulong addr)
 {
-	int ret = -ENODEV;
-
-#ifdef CONFIG_SH_MMCIF
-	gpio_request(GPIO_FN_MMC1_D0, NULL);
-	gpio_request(GPIO_FN_MMC1_D1, NULL);
-	gpio_request(GPIO_FN_MMC1_D2, NULL);
-	gpio_request(GPIO_FN_MMC1_D3, NULL);
-	gpio_request(GPIO_FN_MMC1_D4, NULL);
-	gpio_request(GPIO_FN_MMC1_D5, NULL);
-	gpio_request(GPIO_FN_MMC1_D6, NULL);
-	gpio_request(GPIO_FN_MMC1_D7, NULL);
-	gpio_request(GPIO_FN_MMC1_CLK, NULL);
-	gpio_request(GPIO_FN_MMC1_CMD, NULL);
-
-	ret = mmcif_mmc_init();
-#endif
-
-#ifdef CONFIG_SH_SDHI
-	gpio_request(GPIO_FN_SD0_DAT0, NULL);
-	gpio_request(GPIO_FN_SD0_DAT1, NULL);
-	gpio_request(GPIO_FN_SD0_DAT2, NULL);
-	gpio_request(GPIO_FN_SD0_DAT3, 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_DAT0, NULL);
-	gpio_request(GPIO_FN_SD2_DAT1, NULL);
-	gpio_request(GPIO_FN_SD2_DAT2, NULL);
-	gpio_request(GPIO_FN_SD2_DAT3, NULL);
-	gpio_request(GPIO_FN_SD2_CLK, NULL);
-	gpio_request(GPIO_FN_SD2_CMD, NULL);
-	gpio_request(GPIO_FN_SD2_CD, NULL);
+	struct udevice *dev;
+	const u8 pmic_bus = 2;
+	const u8 pmic_addr = 0x58;
+	u8 data;
+	int ret;
 
-	/*
-	 * SDHI 0
-	 * need JP3 set to pin-1 side on board.
-	 */
-	gpio_request(GPIO_GP_5_24, NULL);
-	gpio_request(GPIO_GP_5_29, NULL);
-	gpio_direction_output(GPIO_GP_5_24, 1);	/* power on */
-	gpio_direction_output(GPIO_GP_5_29, 1);	/* 1: 3.3V, 0: 1.8V */
+	ret = i2c_get_chip_for_busnum(pmic_bus, pmic_addr, 1, &dev);
+	if (ret)
+		hang();
 
-	ret = sh_sdhi_init(CONFIG_SYS_SH_SDHI0_BASE, 0,
-			   SH_SDHI_QUIRK_16BIT_BUF);
+	ret = dm_i2c_read(dev, 0x13, &data, 1);
 	if (ret)
-		return ret;
+		hang();
 
-	/* SDHI 2 */
-	gpio_request(GPIO_GP_5_25, NULL);
-	gpio_request(GPIO_GP_5_30, NULL);
-	gpio_direction_output(GPIO_GP_5_25, 1);	/* power on */
-	gpio_direction_output(GPIO_GP_5_30, 1);	/* 1: 3.3V, 0: 1.8V */
+	data |= BIT(1);
 
-	ret = sh_sdhi_init(CONFIG_SYS_SH_SDHI2_BASE, 2, 0);
-#endif
-	return ret;
+	ret = dm_i2c_write(dev, 0x13, &data, 1);
+	if (ret)
+		hang();
 }
 
-
-int dram_init(void)
+enum env_location env_get_location(enum env_operation op, int prio)
 {
-	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
+	const u32 load_magic = 0xb33fc0de;
 
-	return 0;
-}
+	/* Block environment access if loaded using JTAG */
+	if ((readl(CONFIG_SPL_TEXT_BASE + 0x24) == load_magic) &&
+	    (op != ENVOP_INIT))
+		return ENVL_UNKNOWN;
 
-const struct rmobile_sysinfo sysinfo = {
-	CONFIG_ARCH_RMOBILE_BOARD_STRING
-};
-
-void reset_cpu(ulong addr)
-{
-	u8 val;
+	if (prio)
+		return ENVL_UNKNOWN;
 
-	i2c_set_bus_num(3); /* PowerIC connected to ch3 */
-	i2c_init(400000, 0);
-	i2c_read(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1);
-	val |= 0x02;
-	i2c_write(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1);
+	return ENVL_SPI_FLASH;
 }
-
-static const struct sh_serial_platdata serial_platdata = {
-	.base = SCIF0_BASE,
-	.type = PORT_SCIF,
-	.clk = 14745600,
-	.clk_mode = EXT_CLK,
-};
-
-U_BOOT_DEVICE(lager_serials) = {
-	.name = "serial_sh",
-	.platdata = &serial_platdata,
-};
diff --git a/board/renesas/lager/lager_spl.c b/board/renesas/lager/lager_spl.c
new file mode 100644
index 0000000000..5730eb2f1e
--- /dev/null
+++ b/board/renesas/lager/lager_spl.c
@@ -0,0 +1,396 @@
+/*
+ * board/renesas/lager/lager_spl.c
+ *
+ * Copyright (C) 2018 Marek Vasut <marek.vasut@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0
+ */
+
+#include <common.h>
+#include <malloc.h>
+#include <dm/platform_data/serial_sh.h>
+#include <asm/processor.h>
+#include <asm/mach-types.h>
+#include <asm/io.h>
+#include <linux/errno.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/gpio.h>
+#include <asm/arch/rmobile.h>
+#include <asm/arch/rcar-mstp.h>
+
+#include <spl.h>
+
+#define TMU0_MSTP125	BIT(25)
+#define SCIF0_MSTP721	BIT(21)
+#define QSPI_MSTP917	BIT(17)
+
+#define SD2CKCR		0xE615026C
+#define SD_97500KHZ	0x7
+
+struct reg_config {
+	u16	off;
+	u32	val;
+};
+
+static void dbsc_wait(u16 reg)
+{
+	static const u32 dbsc3_0_base = DBSC3_0_BASE;
+
+	while (!(readl(dbsc3_0_base + reg) & BIT(0)))
+		;
+}
+
+static void spl_init_sys(void)
+{
+	u32 r0 = 0;
+
+	writel(0xa5a5a500, 0xe6020004);
+	writel(0xa5a5a500, 0xe6030004);
+
+	asm volatile(
+		/* ICIALLU - Invalidate I$ to PoU */
+		"mcr	15, 0, %0, cr7, cr5, 0	\n"
+		/* BPIALL - Invalidate branch predictors */
+		"mcr	15, 0, %0, cr7, cr5, 6	\n"
+		/* Set SCTLR[IZ] */
+		"mrc	15, 0, %0, cr1, cr0, 0	\n"
+		"orr	%0, #0x1800		\n"
+		"mcr	15, 0, %0, cr1, cr0, 0	\n"
+		"isb	sy			\n"
+		:"=r"(r0));
+}
+
+static void spl_init_pfc(void)
+{
+	static const struct reg_config pfc_with_unlock[] = {
+		{ 0x0090, 0x00000000 },
+		{ 0x0094, 0x00000000 },
+		{ 0x0098, 0xc0000000 },
+		{ 0x0020, 0x00000000 },
+		{ 0x0024, 0x00000000 },
+		{ 0x0028, 0x00000000 },
+		{ 0x002c, 0x20000000 },
+		{ 0x0030, 0x00001249 },
+		{ 0x0034, 0x00000278 },
+		{ 0x0038, 0x00000841 },
+		{ 0x003c, 0x00000000 },
+		{ 0x0040, 0x00000000 },
+		{ 0x0044, 0x10000000 },
+		{ 0x0048, 0x00000001 },
+		{ 0x004c, 0x0004aab0 },
+		{ 0x0050, 0x37301b00 },
+		{ 0x0054, 0x00048da3 },
+		{ 0x0058, 0x089044a1 },
+		{ 0x005c, 0x2a3a55b4 },
+		{ 0x0160, 0x00000003 },
+		{ 0x0004, 0xffffffff },
+		{ 0x0008, 0x2aef3fff },
+		{ 0x000c, 0x3fffffff },
+		{ 0x0010, 0xff7fc07f },
+		{ 0x0014, 0x7f3ff3f8 },
+		{ 0x0018, 0x1cfdfff7 },
+	};
+
+	static const struct reg_config pfc_without_unlock[] = {
+		{ 0x0100, 0x1fffffff },
+		{ 0x0104, 0xffff0318 },
+		{ 0x0108, 0x387fffe1 },
+		{ 0x010c, 0x00803f80 },
+		{ 0x0110, 0x1520009f },
+		{ 0x0114, 0x00000000 },
+		{ 0x0118, 0x00000000 },
+	};
+
+	static const u32 pfc_base = 0xe6060000;
+
+	unsigned int i;
+
+	for (i = 0; i < ARRAY_SIZE(pfc_with_unlock); i++) {
+		writel(~pfc_with_unlock[i].val, pfc_base);
+		writel(pfc_with_unlock[i].val,
+		       pfc_base | pfc_with_unlock[i].off);
+	}
+
+	for (i = 0; i < ARRAY_SIZE(pfc_without_unlock); i++)
+		writel(pfc_without_unlock[i].val,
+		       pfc_base | pfc_without_unlock[i].off);
+}
+
+static void spl_init_gpio(void)
+{
+	static const u16 gpio_offs[] = {
+		0x1000, 0x3000, 0x4000, 0x5000
+	};
+
+	static const struct reg_config gpio_set[] = {
+		{ 0x4000, 0x00c00000 },
+		{ 0x5000, 0x63020000 },
+	};
+
+	static const struct reg_config gpio_clr[] = {
+		{ 0x1000, 0x00000000 },
+		{ 0x3000, 0x00000000 },
+		{ 0x4000, 0x00c00000 },
+		{ 0x5000, 0xe3020000 },
+	};
+
+	static const u32 gpio_base = 0xe6050000;
+
+	unsigned int i;
+
+	for (i = 0; i < ARRAY_SIZE(gpio_offs); i++)
+		writel(0, gpio_base | 0x20 | gpio_offs[i]);
+
+	for (i = 0; i < ARRAY_SIZE(gpio_offs); i++)
+		writel(0, gpio_base | 0x00 | gpio_offs[i]);
+
+	for (i = 0; i < ARRAY_SIZE(gpio_set); i++)
+		writel(gpio_set[i].val, gpio_base | 0x08 | gpio_set[i].off);
+
+	for (i = 0; i < ARRAY_SIZE(gpio_clr); i++)
+		writel(gpio_clr[i].val, gpio_base | 0x04 | gpio_clr[i].off);
+}
+
+static void spl_init_lbsc(void)
+{
+	static const struct reg_config lbsc_config[] = {
+		{ 0x00, 0x00000020 },
+		{ 0x08, 0x00002020 },
+		{ 0x30, 0x02150326 },
+		{ 0x38, 0x077f077f },
+	};
+
+	static const u16 lbsc_offs[] = {
+		0x80, 0x84, 0x88, 0x8c, 0xa0, 0xc0, 0xc4, 0xc8, 0x180
+	};
+
+	static const u32 lbsc_base = 0xfec00200;
+
+	unsigned int i;
+
+	for (i = 0; i < ARRAY_SIZE(lbsc_config); i++) {
+		writel(lbsc_config[i].val,
+		       lbsc_base | lbsc_config[i].off);
+		writel(lbsc_config[i].val,
+		       lbsc_base | (lbsc_config[i].off + 4));
+	}
+
+	for (i = 0; i < ARRAY_SIZE(lbsc_offs); i++)
+		writel(0, lbsc_base | lbsc_offs[i]);
+}
+
+static void spl_init_dbsc(void)
+{
+	static const struct reg_config dbsc_config1[] = {
+		{ 0x0018, 0x21000000 },
+		{ 0x0018, 0x11000000 },
+		{ 0x0018, 0x10000000 },
+		{ 0x0280, 0x0000a55a },
+		{ 0x0290, 0x00000001 },
+		{ 0x02a0, 0x80000000 },
+		{ 0x0290, 0x00000004 },
+	};
+
+	static const struct reg_config dbsc_config4[] = {
+		{ 0x0290, 0x00000010 },
+		{ 0x02a0, 0xf004649b },
+		{ 0x0290, 0x0000000f },
+		{ 0x02a0, 0x00181ee4 },
+		{ 0x0290, 0x00000060 },
+		{ 0x02a0, 0x330657b2 },
+		{ 0x0290, 0x00000001 },
+		{ 0x02a0, 0x00000071 },
+		{ 0x0020, 0x00000007 },
+		{ 0x0024, 0x10030a02 },
+		{ 0x0030, 0x00000001 },
+		{ 0x00b0, 0x00000000 },
+		{ 0x0040, 0x0000000b },
+		{ 0x0044, 0x00000008 },
+		{ 0x0048, 0x00000000 },
+		{ 0x0050, 0x0000000b },
+		{ 0x0054, 0x000c000b },
+		{ 0x0058, 0x00000027 },
+		{ 0x005c, 0x0000001c },
+		{ 0x0060, 0x00000005 },
+		{ 0x0064, 0x00000018 },
+		{ 0x0068, 0x00000008 },
+		{ 0x006c, 0x0000000c },
+		{ 0x0070, 0x00000009 },
+		{ 0x0074, 0x00000012 },
+		{ 0x0078, 0x000000d0 },
+		{ 0x007c, 0x00140005 },
+		{ 0x0080, 0x00050004 },
+		{ 0x0084, 0x70233005 },
+		{ 0x0088, 0x000c0000 },
+		{ 0x008c, 0x00000300 },
+		{ 0x0090, 0x00000040 },
+		{ 0x0100, 0x00000001 },
+		{ 0x00c0, 0x00020001 },
+		{ 0x00c8, 0x20082008 },
+		{ 0x0380, 0x00020002 },
+		{ 0x0390, 0x0000000f },
+	};
+
+	static const struct reg_config dbsc_config5[] = {
+		{ 0x0244, 0x00000011 },
+		{ 0x0290, 0x00000006 },
+		{ 0x02a0, 0x0005c000 },
+		{ 0x0290, 0x00000003 },
+		{ 0x02a0, 0x0300c481 },
+		{ 0x0290, 0x00000023 },
+		{ 0x02a0, 0x00fdb6c0 },
+		{ 0x0290, 0x00000011 },
+		{ 0x02a0, 0x1000040b },
+		{ 0x0290, 0x00000012 },
+		{ 0x02a0, 0x9d5cbb66 },
+		{ 0x0290, 0x00000013 },
+		{ 0x02a0, 0x1a868300 },
+		{ 0x0290, 0x00000014 },
+		{ 0x02a0, 0x300214d8 },
+		{ 0x0290, 0x00000015 },
+		{ 0x02a0, 0x00000d70 },
+		{ 0x0290, 0x00000016 },
+		{ 0x02a0, 0x00000006 },
+		{ 0x0290, 0x00000017 },
+		{ 0x02a0, 0x00000018 },
+		{ 0x0290, 0x0000001a },
+		{ 0x02a0, 0x910035c7 },
+		{ 0x0290, 0x00000004 },
+	};
+
+	static const struct reg_config dbsc_config6[] = {
+		{ 0x0290, 0x00000001 },
+		{ 0x02a0, 0x00000181 },
+		{ 0x0018, 0x11000000 },
+		{ 0x0290, 0x00000004 },
+	};
+
+	static const struct reg_config dbsc_config7[] = {
+		{ 0x0290, 0x00000001 },
+		{ 0x02a0, 0x0000fe01 },
+		{ 0x0290, 0x00000004 },
+	};
+
+	static const struct reg_config dbsc_config8[] = {
+		{ 0x0304, 0x00000000 },
+		{ 0x00f4, 0x01004c20 },
+		{ 0x00f8, 0x014000aa },
+		{ 0x00e0, 0x00000140 },
+		{ 0x00e4, 0x00081860 },
+		{ 0x00e8, 0x00010000 },
+		{ 0x0014, 0x00000001 },
+		{ 0x0010, 0x00000001 },
+		{ 0x0280, 0x00000000 },
+	};
+
+	static const u32 dbsc3_0_base = DBSC3_0_BASE;
+	unsigned int i;
+
+	for (i = 0; i < ARRAY_SIZE(dbsc_config1); i++)
+		writel(dbsc_config1[i].val, dbsc3_0_base | dbsc_config1[i].off);
+
+	dbsc_wait(0x2a0);
+
+	for (i = 0; i < ARRAY_SIZE(dbsc_config4); i++)
+		writel(dbsc_config4[i].val, dbsc3_0_base | dbsc_config4[i].off);
+
+	dbsc_wait(0x240);
+
+	for (i = 0; i < ARRAY_SIZE(dbsc_config5); i++)
+		writel(dbsc_config5[i].val, dbsc3_0_base | dbsc_config5[i].off);
+
+	dbsc_wait(0x2a0);
+
+	for (i = 0; i < ARRAY_SIZE(dbsc_config6); i++)
+		writel(dbsc_config6[i].val, dbsc3_0_base | dbsc_config6[i].off);
+
+	dbsc_wait(0x2a0);
+
+	for (i = 0; i < ARRAY_SIZE(dbsc_config7); i++)
+		writel(dbsc_config7[i].val, dbsc3_0_base | dbsc_config7[i].off);
+
+	dbsc_wait(0x2a0);
+
+	for (i = 0; i < ARRAY_SIZE(dbsc_config8); i++)
+		writel(dbsc_config8[i].val, dbsc3_0_base | dbsc_config8[i].off);
+
+}
+
+static void spl_init_qspi(void)
+{
+	mstp_clrbits_le32(MSTPSR9, SMSTPCR9, QSPI_MSTP917);
+
+	static const u32 qspi_base = 0xe6b10000;
+
+	writeb(0x08, qspi_base + 0x00);
+	writeb(0x00, qspi_base + 0x01);
+	writeb(0x06, qspi_base + 0x02);
+	writeb(0x01, qspi_base + 0x0a);
+	writeb(0x00, qspi_base + 0x0b);
+	writeb(0x00, qspi_base + 0x0c);
+	writeb(0x00, qspi_base + 0x0d);
+	writeb(0x00, qspi_base + 0x0e);
+
+	writew(0xe080, qspi_base + 0x10);
+
+	writeb(0xc0, qspi_base + 0x18);
+	writeb(0x00, qspi_base + 0x18);
+	writeb(0x00, qspi_base + 0x08);
+	writeb(0x48, qspi_base + 0x00);
+}
+
+void board_init_f(ulong dummy)
+{
+	mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
+	mstp_clrbits_le32(MSTPSR7, SMSTPCR7, SCIF0_MSTP721);
+
+	/*
+	 * SD0 clock is set to 97.5MHz by default.
+	 * Set SD2 to the 97.5MHz as well.
+	 */
+	writel(SD_97500KHZ, SD2CKCR);
+
+	spl_init_sys();
+	spl_init_pfc();
+	spl_init_gpio();
+	spl_init_lbsc();
+	spl_init_dbsc();
+	spl_init_qspi();
+}
+
+void spl_board_init(void)
+{
+	/* UART clocks enabled and gd valid - init serial console */
+	preloader_console_init();
+}
+
+void board_boot_order(u32 *spl_boot_list)
+{
+	const u32 jtag_magic = 0x1337c0de;
+	const u32 load_magic = 0xb33fc0de;
+
+	/*
+	 * If JTAG probe sets special word at 0xe6300020, then it must
+	 * put U-Boot into RAM and SPL will start it from RAM.
+	 */
+	if (readl(CONFIG_SPL_TEXT_BASE + 0x20) == jtag_magic) {
+		printf("JTAG boot detected!\n");
+
+		while (readl(CONFIG_SPL_TEXT_BASE + 0x24) != load_magic)
+			;
+
+		spl_boot_list[0] = BOOT_DEVICE_RAM;
+		spl_boot_list[1] = BOOT_DEVICE_NONE;
+
+		return;
+	}
+
+	/* Boot from SPI NOR with YMODEM UART fallback. */
+	spl_boot_list[0] = BOOT_DEVICE_SPI;
+	spl_boot_list[1] = BOOT_DEVICE_UART;
+	spl_boot_list[2] = BOOT_DEVICE_NONE;
+}
+
+void reset_cpu(ulong addr)
+{
+}