Tom Rini | 10e4779 | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
Nobuhiro Iwamatsu | fdf7c65 | 2016-04-01 03:51:36 +0900 | [diff] [blame] | 2 | /* |
| 3 | * board/renesas/salvator-x/salvator-x.c |
Marek Vasut | 237dadd | 2017-05-13 15:57:53 +0200 | [diff] [blame] | 4 | * This file is Salvator-X/Salvator-XS board support. |
Nobuhiro Iwamatsu | fdf7c65 | 2016-04-01 03:51:36 +0900 | [diff] [blame] | 5 | * |
Marek Vasut | 5abb39b | 2017-05-13 15:57:46 +0200 | [diff] [blame] | 6 | * Copyright (C) 2015-2017 Renesas Electronics Corporation |
Nobuhiro Iwamatsu | fdf7c65 | 2016-04-01 03:51:36 +0900 | [diff] [blame] | 7 | * Copyright (C) 2015 Nobuhiro Iwamatsu <iwamatsu@nigauri.org> |
Nobuhiro Iwamatsu | fdf7c65 | 2016-04-01 03:51:36 +0900 | [diff] [blame] | 8 | */ |
| 9 | |
Nobuhiro Iwamatsu | fdf7c65 | 2016-04-01 03:51:36 +0900 | [diff] [blame] | 10 | #include <asm/io.h> |
Nobuhiro Iwamatsu | fdf7c65 | 2016-04-01 03:51:36 +0900 | [diff] [blame] | 11 | #include <asm/arch/rcar-mstp.h> |
Marek Vasut | 0b3e845 | 2025-01-29 18:04:31 +0100 | [diff] [blame^] | 12 | #include <asm/arch/renesas.h> |
| 13 | #include <init.h> |
Marek Vasut | 5abb39b | 2017-05-13 15:57:46 +0200 | [diff] [blame] | 14 | |
Nobuhiro Iwamatsu | fdf7c65 | 2016-04-01 03:51:36 +0900 | [diff] [blame] | 15 | int board_early_init_f(void) |
| 16 | { |
Nobuhiro Iwamatsu | fdf7c65 | 2016-04-01 03:51:36 +0900 | [diff] [blame] | 17 | return 0; |
| 18 | } |
| 19 | |
Marek Vasut | 0b3e845 | 2025-01-29 18:04:31 +0100 | [diff] [blame^] | 20 | #define HSUSB_MSTP704 BIT(4) /* HSUSB */ |
| 21 | |
Marek Vasut | 32fd3ba | 2017-09-12 19:07:21 +0200 | [diff] [blame] | 22 | /* HSUSB block registers */ |
| 23 | #define HSUSB_REG_LPSTS 0xE6590102 |
| 24 | #define HSUSB_REG_LPSTS_SUSPM_NORMAL BIT(14) |
| 25 | #define HSUSB_REG_UGCTRL2 0xE6590184 |
| 26 | #define HSUSB_REG_UGCTRL2_USB0SEL 0x30 |
| 27 | #define HSUSB_REG_UGCTRL2_USB0SEL_EHCI 0x10 |
| 28 | |
Nobuhiro Iwamatsu | fdf7c65 | 2016-04-01 03:51:36 +0900 | [diff] [blame] | 29 | int board_init(void) |
| 30 | { |
Marek Vasut | 4659a62 | 2017-05-13 15:57:49 +0200 | [diff] [blame] | 31 | /* USB1 pull-up */ |
| 32 | setbits_le32(PFC_PUEN6, PUEN_USB1_OVC | PUEN_USB1_PWEN); |
| 33 | |
Marek Vasut | 32fd3ba | 2017-09-12 19:07:21 +0200 | [diff] [blame] | 34 | /* Configure the HSUSB block */ |
Hiroyuki Yokoyama | 7e17291 | 2018-09-26 16:00:09 +0900 | [diff] [blame] | 35 | mstp_clrbits_le32(SMSTPCR7, SMSTPCR7, HSUSB_MSTP704); |
Marek Vasut | 32fd3ba | 2017-09-12 19:07:21 +0200 | [diff] [blame] | 36 | /* Choice USB0SEL */ |
| 37 | clrsetbits_le32(HSUSB_REG_UGCTRL2, HSUSB_REG_UGCTRL2_USB0SEL, |
| 38 | HSUSB_REG_UGCTRL2_USB0SEL_EHCI); |
| 39 | /* low power status */ |
| 40 | setbits_le16(HSUSB_REG_LPSTS, HSUSB_REG_LPSTS_SUSPM_NORMAL); |
| 41 | |
Marek Vasut | c9afcf6 | 2017-08-20 17:13:47 +0200 | [diff] [blame] | 42 | return 0; |
Marek Vasut | 5abb39b | 2017-05-13 15:57:46 +0200 | [diff] [blame] | 43 | } |
Nobuhiro Iwamatsu | fdf7c65 | 2016-04-01 03:51:36 +0900 | [diff] [blame] | 44 | |
Marek Vasut | 7dd7b49 | 2018-10-18 20:30:00 +0200 | [diff] [blame] | 45 | #ifdef CONFIG_MULTI_DTB_FIT |
| 46 | int board_fit_config_name_match(const char *name) |
| 47 | { |
| 48 | /* PRR driver is not available yet */ |
Marek Vasut | 30fe98e | 2024-02-27 17:05:45 +0100 | [diff] [blame] | 49 | u32 cpu_type = renesas_get_cpu_type(); |
Marek Vasut | 7dd7b49 | 2018-10-18 20:30:00 +0200 | [diff] [blame] | 50 | |
Marek Vasut | f972661 | 2024-02-27 17:05:47 +0100 | [diff] [blame] | 51 | if ((cpu_type == RENESAS_CPU_TYPE_R8A7795) && |
Marek Vasut | af66754 | 2024-03-18 15:59:37 +0100 | [diff] [blame] | 52 | !strcmp(name, "r8a77951-salvator-x")) |
Marek Vasut | 7dd7b49 | 2018-10-18 20:30:00 +0200 | [diff] [blame] | 53 | return 0; |
| 54 | |
Marek Vasut | f972661 | 2024-02-27 17:05:47 +0100 | [diff] [blame] | 55 | if ((cpu_type == RENESAS_CPU_TYPE_R8A7796) && |
Marek Vasut | e789aeb | 2024-03-17 07:23:38 +0100 | [diff] [blame] | 56 | !strcmp(name, "r8a77960-salvator-x")) |
Marek Vasut | 7dd7b49 | 2018-10-18 20:30:00 +0200 | [diff] [blame] | 57 | return 0; |
| 58 | |
Marek Vasut | f972661 | 2024-02-27 17:05:47 +0100 | [diff] [blame] | 59 | if ((cpu_type == RENESAS_CPU_TYPE_R8A77965) && |
Marek Vasut | e789aeb | 2024-03-17 07:23:38 +0100 | [diff] [blame] | 60 | !strcmp(name, "r8a77965-salvator-x")) |
Marek Vasut | 7dd7b49 | 2018-10-18 20:30:00 +0200 | [diff] [blame] | 61 | return 0; |
| 62 | |
| 63 | return -1; |
| 64 | } |
| 65 | #endif |