Googler | 54c966a | 2024-11-22 15:02:52 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| 2 | /* |
| 3 | * Copyright (c) 2019 Amlogic, Inc. All rights reserved. |
| 4 | */ |
| 5 | |
| 6 | #include "platform.h" |
| 7 | #include <amlogic/cpu_id.h> |
| 8 | #include <asm/arch/secure_apb.h> |
| 9 | #include <asm/arch/usb.h> |
| 10 | |
Googler | 63dd227 | 2024-10-23 19:29:29 +0800 | [diff] [blame^] | 11 | #ifndef CONFIG_USB_GADGET_CRG |
Googler | 54c966a | 2024-11-22 15:02:52 +0800 | [diff] [blame] | 12 | void dwc_write_reg32(unsigned int x, unsigned int v) |
| 13 | { |
| 14 | unsigned int addr; |
| 15 | |
| 16 | addr = usb_get_dwc_a_base_addr(); |
| 17 | (*(volatile uint32_t *)(unsigned long)(x + addr))=v; |
| 18 | } |
| 19 | unsigned int dwc_read_reg32(unsigned int x) |
| 20 | { |
| 21 | unsigned int addr; |
| 22 | |
| 23 | addr = usb_get_dwc_a_base_addr(); |
| 24 | return (*(volatile uint32_t*)((unsigned long)(x + addr))); |
| 25 | } |
| 26 | |
| 27 | void dwc_modify_reg32(unsigned int x, unsigned int c, unsigned int s) |
| 28 | { |
| 29 | unsigned int addr; |
| 30 | |
| 31 | addr = usb_get_dwc_a_base_addr(); |
| 32 | (*(volatile uint32_t *)(unsigned long)(x + addr)) = |
| 33 | ( ((dwc_read_reg32(x)) & (~c)) | (s)); |
| 34 | } |
| 35 | |
| 36 | void set_usb_phy21_tuning_update(void) |
| 37 | { |
| 38 | unsigned long phy_reg_base = usb_get_device_mode_phy_base(); |
| 39 | |
| 40 | if (phy_reg_base == 0) |
| 41 | return; |
| 42 | usb2_phy_tuning(phy_reg_base, 1); |
| 43 | return; |
| 44 | } |
| 45 | |
| 46 | void set_usb_phy21_tuning_update_reset(void) |
| 47 | { |
| 48 | usb_phy_tuning_reset(); |
| 49 | } |
| 50 | |
| 51 | |
| 52 | void set_usb_phy_config(int cfg) |
| 53 | { |
| 54 | usb_device_mode_init(); |
| 55 | } |
| 56 | |
| 57 | //sleep sometime before and after disconnect, |
| 58 | // to let usb_burning_tool.exe detect both fast plug-out and plug-in |
| 59 | extern void dwc_otg_pullup(int is_on); |
| 60 | void close_usb_phy_clock(int cfg) |
| 61 | { |
| 62 | cfg = cfg;//avoid compiler warning |
| 63 | |
| 64 | run_command("sleep 1", 0);//improve pc compatibility!! |
| 65 | dwc_otg_pullup(0);//disconnect |
| 66 | __udelay(20); |
| 67 | /*dwc_otg_power_off_phy();*///Don't call this as it may cause pull-down failed!!!! |
| 68 | run_command("sleep 1", 0); |
| 69 | |
| 70 | return; |
| 71 | } |
Googler | 63dd227 | 2024-10-23 19:29:29 +0800 | [diff] [blame^] | 72 | #endif |