Tom Rini | 10e4779 | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
Marek Vasut | ad43cd3 | 2017-07-21 23:15:21 +0200 | [diff] [blame] | 2 | /* |
| 3 | * board/renesas/ulcb/ulcb.c |
| 4 | * This file is ULCB board support. |
| 5 | * |
| 6 | * Copyright (C) 2017 Renesas Electronics Corporation |
Marek Vasut | ad43cd3 | 2017-07-21 23:15:21 +0200 | [diff] [blame] | 7 | */ |
| 8 | |
| 9 | #include <common.h> |
Simon Glass | 2dc9c34 | 2020-05-10 11:40:01 -0600 | [diff] [blame^] | 10 | #include <image.h> |
Marek Vasut | ad43cd3 | 2017-07-21 23:15:21 +0200 | [diff] [blame] | 11 | #include <malloc.h> |
| 12 | #include <netdev.h> |
| 13 | #include <dm.h> |
| 14 | #include <dm/platform_data/serial_sh.h> |
| 15 | #include <asm/processor.h> |
| 16 | #include <asm/mach-types.h> |
| 17 | #include <asm/io.h> |
| 18 | #include <linux/errno.h> |
| 19 | #include <asm/arch/sys_proto.h> |
| 20 | #include <asm/gpio.h> |
| 21 | #include <asm/arch/gpio.h> |
| 22 | #include <asm/arch/rmobile.h> |
| 23 | #include <asm/arch/rcar-mstp.h> |
| 24 | #include <asm/arch/sh_sdhi.h> |
| 25 | #include <i2c.h> |
| 26 | #include <mmc.h> |
| 27 | |
| 28 | DECLARE_GLOBAL_DATA_PTR; |
| 29 | |
Marek Vasut | ad43cd3 | 2017-07-21 23:15:21 +0200 | [diff] [blame] | 30 | void s_init(void) |
| 31 | { |
Marek Vasut | ad43cd3 | 2017-07-21 23:15:21 +0200 | [diff] [blame] | 32 | } |
| 33 | |
Marek Vasut | ad43cd3 | 2017-07-21 23:15:21 +0200 | [diff] [blame] | 34 | #define DVFS_MSTP926 BIT(26) |
Marek Vasut | cea5c8f | 2017-09-12 19:07:22 +0200 | [diff] [blame] | 35 | #define HSUSB_MSTP704 BIT(4) /* HSUSB */ |
Marek Vasut | ad43cd3 | 2017-07-21 23:15:21 +0200 | [diff] [blame] | 36 | |
Marek Vasut | ad43cd3 | 2017-07-21 23:15:21 +0200 | [diff] [blame] | 37 | int board_early_init_f(void) |
| 38 | { |
Marek Vasut | ad43cd3 | 2017-07-21 23:15:21 +0200 | [diff] [blame] | 39 | #if defined(CONFIG_SYS_I2C) && defined(CONFIG_SYS_I2C_SH) |
| 40 | /* DVFS for reset */ |
Hiroyuki Yokoyama | 7e17291 | 2018-09-26 16:00:09 +0900 | [diff] [blame] | 41 | mstp_clrbits_le32(SMSTPCR9, SMSTPCR9, DVFS_MSTP926); |
Marek Vasut | ad43cd3 | 2017-07-21 23:15:21 +0200 | [diff] [blame] | 42 | #endif |
| 43 | return 0; |
| 44 | } |
| 45 | |
Marek Vasut | cea5c8f | 2017-09-12 19:07:22 +0200 | [diff] [blame] | 46 | /* HSUSB block registers */ |
| 47 | #define HSUSB_REG_LPSTS 0xE6590102 |
| 48 | #define HSUSB_REG_LPSTS_SUSPM_NORMAL BIT(14) |
| 49 | #define HSUSB_REG_UGCTRL2 0xE6590184 |
| 50 | #define HSUSB_REG_UGCTRL2_USB0SEL 0x30 |
| 51 | #define HSUSB_REG_UGCTRL2_USB0SEL_EHCI 0x10 |
| 52 | |
Marek Vasut | ad43cd3 | 2017-07-21 23:15:21 +0200 | [diff] [blame] | 53 | int board_init(void) |
| 54 | { |
| 55 | /* adress of boot parameters */ |
| 56 | gd->bd->bi_boot_params = CONFIG_SYS_TEXT_BASE + 0x50000; |
| 57 | |
Marek Vasut | ad43cd3 | 2017-07-21 23:15:21 +0200 | [diff] [blame] | 58 | /* USB1 pull-up */ |
| 59 | setbits_le32(PFC_PUEN6, PUEN_USB1_OVC | PUEN_USB1_PWEN); |
| 60 | |
Marek Vasut | cea5c8f | 2017-09-12 19:07:22 +0200 | [diff] [blame] | 61 | /* Configure the HSUSB block */ |
Hiroyuki Yokoyama | 7e17291 | 2018-09-26 16:00:09 +0900 | [diff] [blame] | 62 | mstp_clrbits_le32(SMSTPCR7, SMSTPCR7, HSUSB_MSTP704); |
Marek Vasut | cea5c8f | 2017-09-12 19:07:22 +0200 | [diff] [blame] | 63 | /* Choice USB0SEL */ |
| 64 | clrsetbits_le32(HSUSB_REG_UGCTRL2, HSUSB_REG_UGCTRL2_USB0SEL, |
| 65 | HSUSB_REG_UGCTRL2_USB0SEL_EHCI); |
| 66 | /* low power status */ |
| 67 | setbits_le16(HSUSB_REG_LPSTS, HSUSB_REG_LPSTS_SUSPM_NORMAL); |
| 68 | |
Marek Vasut | 7cf1c7f | 2017-08-20 17:13:48 +0200 | [diff] [blame] | 69 | return 0; |
Marek Vasut | ad43cd3 | 2017-07-21 23:15:21 +0200 | [diff] [blame] | 70 | } |
Marek Vasut | ad43cd3 | 2017-07-21 23:15:21 +0200 | [diff] [blame] | 71 | |
Marek Vasut | 4726f06 | 2018-12-04 01:44:34 +0100 | [diff] [blame] | 72 | #ifdef CONFIG_MULTI_DTB_FIT |
| 73 | int board_fit_config_name_match(const char *name) |
| 74 | { |
| 75 | /* PRR driver is not available yet */ |
| 76 | u32 cpu_type = rmobile_get_cpu_type(); |
| 77 | |
| 78 | if ((cpu_type == RMOBILE_CPU_TYPE_R8A7795) && |
Marek Vasut | adaa016 | 2020-04-04 16:12:48 +0200 | [diff] [blame] | 79 | !strcmp(name, "r8a77950-ulcb-u-boot")) |
Marek Vasut | 4726f06 | 2018-12-04 01:44:34 +0100 | [diff] [blame] | 80 | return 0; |
| 81 | |
| 82 | if ((cpu_type == RMOBILE_CPU_TYPE_R8A7796) && |
Marek Vasut | adaa016 | 2020-04-04 16:12:48 +0200 | [diff] [blame] | 83 | !strcmp(name, "r8a77960-ulcb-u-boot")) |
Marek Vasut | 4726f06 | 2018-12-04 01:44:34 +0100 | [diff] [blame] | 84 | return 0; |
| 85 | |
Marek Vasut | 5d611db | 2019-03-04 12:34:50 +0100 | [diff] [blame] | 86 | if ((cpu_type == RMOBILE_CPU_TYPE_R8A77965) && |
Marek Vasut | adaa016 | 2020-04-04 16:12:48 +0200 | [diff] [blame] | 87 | !strcmp(name, "r8a77965-ulcb-u-boot")) |
Marek Vasut | 5d611db | 2019-03-04 12:34:50 +0100 | [diff] [blame] | 88 | return 0; |
| 89 | |
Marek Vasut | 4726f06 | 2018-12-04 01:44:34 +0100 | [diff] [blame] | 90 | return -1; |
| 91 | } |
| 92 | #endif |