+// SPDX-License-Identifier: GPL-2.0
/*
* board/renesas/alt/alt.c
*
- * Copyright (C) 2014 Renesas Electronics Corporation
- *
- * SPDX-License-Identifier: GPL-2.0
+ * Copyright (C) 2014, 2015 Renesas Electronics Corporation
*/
#include <common.h>
#include <malloc.h>
+#include <dm.h>
+#include <dm/platform_data/serial_sh.h>
+#include <environment.h>
#include <asm/processor.h>
#include <asm/mach-types.h>
#include <asm/io.h>
-#include <asm/errno.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 <asm/arch/mmc.h>
+#include <asm/arch/sh_sdhi.h>
#include <netdev.h>
#include <miiphy.h>
#include <i2c.h>
DECLARE_GLOBAL_DATA_PTR;
-#define CLK2MHZ(clk) (clk / 1000 / 1000)
void s_init(void)
{
struct rcar_rwdt *rwdt = (struct rcar_rwdt *)RWDT_BASE;
qos_init();
}
-#define MSTPSR1 0xE6150038
-#define SMSTPCR1 0xE6150134
-#define TMU0_MSTP125 (1 << 25)
-
-#define MSTPSR7 0xE61501C4
-#define SMSTPCR7 0xE615014C
-#define SCIF2_MSTP719 (1 << 19)
-
-#define MSTPSR8 0xE61509A0
-#define SMSTPCR8 0xE6150990
-#define ETHER_MSTP813 (1 << 13)
+#define TMU0_MSTP125 BIT(25)
+#define MMC0_MSTP315 BIT(15)
-#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)
+#define SD1CKCR 0xE6150078
+#define SD_97500KHZ 0x7
int board_early_init_f(void)
{
/* TMU */
mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
- /* SCIF2 */
- mstp_clrbits_le32(MSTPSR7, SMSTPCR7, SCIF2_MSTP719);
-
- /* ETHER */
- mstp_clrbits_le32(MSTPSR8, SMSTPCR8, ETHER_MSTP813);
+ /* Set SD1 to the 97.5MHz */
+ writel(SD_97500KHZ, SD1CKCR);
return 0;
}
-void arch_preboot_os(void)
-{
- /* Disable TMU0 */
- mstp_setbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
-}
+#define ETHERNET_PHY_RESET 56 /* GPIO 1 24 */
int board_init(void)
{
/* adress of boot parameters */
- gd->bd->bi_boot_params = ALT_SDRAM_BASE + 0x100;
-
- /* Init PFC controller */
- r8a7794_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_MAGIC, NULL);
- gpio_request(GPIO_FN_ETH_TXD0, NULL);
- gpio_request(GPIO_FN_ETH_MDC, NULL);
- gpio_request(GPIO_FN_IRQ8, NULL);
-
- /* PHY reset */
- gpio_request(GPIO_GP_1_24, NULL);
- gpio_direction_output(GPIO_GP_1_24, 0);
+ gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+
+ /* Force ethernet PHY out of reset */
+ gpio_request(ETHERNET_PHY_RESET, "phy_reset");
+ gpio_direction_output(ETHERNET_PHY_RESET, 0);
mdelay(20);
- gpio_set_value(GPIO_GP_1_24, 1);
+ gpio_direction_output(ETHERNET_PHY_RESET, 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)
+int dram_init(void)
{
-#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;
+ if (fdtdec_setup_mem_size_base() != 0)
+ return -EINVAL;
- /* 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)
+int dram_init_banksize(void)
{
- gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
+ fdtdec_setup_memory_banksize();
return 0;
}
-const struct rmobile_sysinfo sysinfo = {
- CONFIG_RMOBILE_BOARD_STRING
-};
-
-void dram_init_banksize(void)
+/* KSZ8041RNLI */
+#define PHY_CONTROL1 0x1E
+#define PHY_LED_MODE 0xC000
+#define PHY_LED_MODE_ACK 0x4000
+int board_phy_config(struct phy_device *phydev)
{
- gd->bd->bi_dram[0].start = ALT_SDRAM_BASE;
- gd->bd->bi_dram[0].size = ALT_SDRAM_SIZE;
-}
+ 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);
-int board_late_init(void)
-{
return 0;
}
void reset_cpu(ulong addr)
{
- u8 val;
+ struct udevice *dev;
+ const u8 pmic_bus = 7;
+ const u8 pmic_addr = 0x58;
+ u8 data;
+ int ret;
+
+ ret = i2c_get_chip_for_busnum(pmic_bus, pmic_addr, 1, &dev);
+ if (ret)
+ hang();
+
+ ret = dm_i2c_read(dev, 0x13, &data, 1);
+ if (ret)
+ hang();
+
+ data |= BIT(1);
+
+ ret = dm_i2c_write(dev, 0x13, &data, 1);
+ if (ret)
+ hang();
+}
+
+enum env_location env_get_location(enum env_operation op, int prio)
+{
+ const u32 load_magic = 0xb33fc0de;
+
+ /* Block environment access if loaded using JTAG */
+ if ((readl(CONFIG_SPL_TEXT_BASE + 0x24) == load_magic) &&
+ (op != ENVOP_INIT))
+ return ENVL_UNKNOWN;
+
+ if (prio)
+ return ENVL_UNKNOWN;
- i2c_set_bus_num(1); /* 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;
}