diff options
Diffstat (limited to 'roms/u-boot/board/renesas/blanche/blanche.c')
| -rw-r--r-- | roms/u-boot/board/renesas/blanche/blanche.c | 384 |
1 files changed, 384 insertions, 0 deletions
diff --git a/roms/u-boot/board/renesas/blanche/blanche.c b/roms/u-boot/board/renesas/blanche/blanche.c new file mode 100644 index 000000000..a36526986 --- /dev/null +++ b/roms/u-boot/board/renesas/blanche/blanche.c @@ -0,0 +1,384 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * board/renesas/blanche/blanche.c + * This file is blanche board support. + * + * Copyright (C) 2016 Renesas Electronics Corporation + */ + +#include <common.h> +#include <cpu_func.h> +#include <init.h> +#include <net.h> +#include <asm/arch/mmc.h> +#include <asm/arch/rcar-mstp.h> +#include <asm/arch/rmobile.h> +#include <asm/arch/sh_sdhi.h> +#include <asm/arch/sys_proto.h> +#include <asm/global_data.h> +#include <asm/gpio.h> +#include <asm/io.h> +#include <asm/mach-types.h> +#include <asm/processor.h> +#include <dm.h> +#include <dm/platform_data/serial_sh.h> +#include <env.h> +#include <hang.h> +#include <i2c.h> +#include <linux/bitops.h> +#include <linux/errno.h> +#include <malloc.h> +#include <miiphy.h> +#include <mmc.h> +#include <netdev.h> +#include "qos.h" + +DECLARE_GLOBAL_DATA_PTR; + +#define CPG_PLL1CR 0xE6150028 +#define CPG_PLL3CR 0xE61500DC + +#define TMU0_MSTP125 BIT(25) +#define QSPI_MSTP917 BIT(17) + +struct reg_config { + u16 off; + u32 val; +}; + +static void blanche_init_sys(void) +{ + struct rcar_rwdt *rwdt = (struct rcar_rwdt *)RWDT_BASE; + struct rcar_swdt *swdt = (struct rcar_swdt *)SWDT_BASE; + u32 cpu_type; + + cpu_type = rmobile_get_cpu_type(); + if (cpu_type == 0x4A) { + writel(0x4D000000, CPG_PLL1CR); + writel(0x4F000000, CPG_PLL3CR); + } + + /* Watchdog init */ + writel(0xA5A5A500, &rwdt->rwtcsra); + writel(0xA5A5A500, &swdt->swtcsra); +} + +static void blanche_init_pfc(void) +{ + static const struct reg_config pfc_with_unlock[] = { + { 0x0004, 0x0bffffff }, + { 0x0008, 0x002fffff }, + { 0x0014, 0x00000fff }, + { 0x0018, 0x00010fff }, + { 0x001c, 0x00010fff }, + { 0x0020, 0x00010fff }, + { 0x0024, 0x00010fff }, + { 0x0028, 0x00010fff }, + { 0x002c, 0x04006000 }, + { 0x0030, 0x303fefe0 }, + { 0x0058, 0x0002000e }, + }; + + static const struct reg_config pfc_without_unlock[] = { + { 0x0108, 0x00000000 }, + { 0x010c, 0x0803FF40 }, + { 0x0110, 0x0000FFFF }, + { 0x0114, 0x00010FFF }, + { 0x011c, 0x0001AFFF }, + { 0x0124, 0x0001CFFF }, + { 0x0128, 0xC0438001 }, + { 0x012c, 0x0FC00007 }, + }; + + 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 blanche_init_lbsc(void) +{ + static const struct reg_config lbsc_config[] = { + { 0x00, 0x00000020 }, + { 0x08, 0x00002020 }, + { 0x30, 0x2a103320 }, + { 0x38, 0x19102110 }, + }; + + 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)); + } +} + +#if defined(CONFIG_MTD_NOR_FLASH) +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 blanche_init_dbsc(void) +{ + static const struct reg_config dbsc_config1[] = { + { 0x0280, 0x0000a55a }, + { 0x0018, 0x21000000 }, + { 0x0018, 0x11000000 }, + { 0x0018, 0x10000000 }, + { 0x0290, 0x00000001 }, + { 0x02a0, 0x80000000 }, + { 0x0290, 0x00000004 }, + }; + + static const struct reg_config dbsc_config2[] = { + { 0x0290, 0x00000006 }, + { 0x02a0, 0x0001c000 }, + }; + + static const struct reg_config dbsc_config4[] = { + { 0x0290, 0x0000000f }, + { 0x02a0, 0x00181ee4 }, + { 0x0290, 0x00000010 }, + { 0x02a0, 0xf00464db }, + { 0x0290, 0x00000061 }, + { 0x02a0, 0x0000008d }, + { 0x0290, 0x00000001 }, + { 0x02a0, 0x00000073 }, + { 0x0020, 0x00000007 }, + { 0x0024, 0x0f030a02 }, + { 0x0030, 0x00000001 }, + { 0x00b0, 0x00000000 }, + { 0x0040, 0x0000000b }, + { 0x0044, 0x00000008 }, + { 0x0048, 0x00000000 }, + { 0x0050, 0x0000000b }, + { 0x0054, 0x000c000b }, + { 0x0058, 0x00000027 }, + { 0x005c, 0x0000001c }, + { 0x0060, 0x00000006 }, + { 0x0064, 0x00000020 }, + { 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, 0x20082004 }, + { 0x0380, 0x00020002 }, + { 0x0390, 0x0000001f }, + }; + + static const struct reg_config dbsc_config5[] = { + { 0x0244, 0x00000011 }, + { 0x0290, 0x00000003 }, + { 0x02a0, 0x0300c4e1 }, + { 0x0290, 0x00000023 }, + { 0x02a0, 0x00fcdb60 }, + { 0x0290, 0x00000011 }, + { 0x02a0, 0x1000040b }, + { 0x0290, 0x00000012 }, + { 0x02a0, 0x9d9cbb66 }, + { 0x0290, 0x00000013 }, + { 0x02a0, 0x1a868400 }, + { 0x0290, 0x00000014 }, + { 0x02a0, 0x300214d8 }, + { 0x0290, 0x00000015 }, + { 0x02a0, 0x00000d70 }, + { 0x0290, 0x00000016 }, + { 0x02a0, 0x00000004 }, + { 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 }, + { 0x0304, 0x00000000 }, + { 0x00f4, 0x01004c20 }, + { 0x00f8, 0x014000aa }, + { 0x00e0, 0x00000140 }, + { 0x00e4, 0x00081860 }, + { 0x00e8, 0x00010000 }, + { 0x0290, 0x00000004 }, + }; + + static const struct reg_config dbsc_config8[] = { + { 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_config2); i++) + writel(dbsc_config2[i].val, dbsc3_0_base | dbsc_config2[i].off); + + 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 s_init_wait(volatile unsigned int cnt) +{ + volatile u32 i = cnt * 0x10000; + + while (i-- > 0) + ; +} +#endif + +void s_init(void) +{ + blanche_init_sys(); + qos_init(); + blanche_init_pfc(); + blanche_init_lbsc(); +#if defined(CONFIG_MTD_NOR_FLASH) + s_init_wait(10); + blanche_init_dbsc(); +#endif /* CONFIG_MTD_NOR_FLASH */ +} + +int board_early_init_f(void) +{ + /* TMU0 */ + mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125); + /* QSPI */ + mstp_clrbits_le32(MSTPSR9, SMSTPCR9, QSPI_MSTP917); + + return 0; +} + +int board_init(void) +{ + /* adress of boot parameters */ + gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; + + return 0; +} + +/* Added for BLANCHE(R-CarV2H board) */ +#ifndef CONFIG_DM_ETH +int board_eth_init(struct bd_info *bis) +{ + int rc = 0; + +#ifdef CONFIG_SMC911X + struct eth_device *dev; + uchar eth_addr[6]; + + rc = smc911x_initialize(0, CONFIG_SMC911X_BASE); + + if (!eth_env_get_enetaddr("ethaddr", eth_addr)) { + dev = eth_get_dev_by_index(0); + if (dev) { + eth_env_set_enetaddr("ethaddr", dev->enetaddr); + } else { + printf("blanche: Couldn't get eth device\n"); + rc = -1; + } + } + +#endif + + return rc; +} +#endif + +int dram_init(void) +{ + if (fdtdec_setup_mem_size_base() != 0) + return -EINVAL; + + return 0; +} + +int dram_init_banksize(void) +{ + fdtdec_setup_memory_banksize(); + + return 0; +} + +void reset_cpu(void) +{ + struct udevice *dev; + const u8 pmic_bus = 6; + 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(); +} |