projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 5894ca00 | 1 | /* |
| 70dda1b1 MY |
2 | * Copyright (C) 2011-2015 Panasonic Corporation |
| 3 | * Copyright (C) 2015-2016 Socionext Inc. | |
| 4 | * Author: Masahiro Yamada <yamada.masahiro@socionext.com> | |
| 5894ca00 MY |
5 | * |
| 6 | * SPDX-License-Identifier: GPL-2.0+ | |
| 7 | */ | |
| 8 | ||
| f6e7f07c | 9 | #include <linux/io.h> |
| 107b3fb4 MY |
10 | |
| 11 | #include "../init.h" | |
| 12 | #include "../sc-regs.h" | |
| 5894ca00 | 13 | |
| 5b660066 | 14 | void uniphier_pro4_clk_init(void) |
| 5894ca00 MY |
15 | { |
| 16 | u32 tmp; | |
| 17 | ||
| 18 | /* deassert reset */ | |
| 19 | tmp = readl(SC_RSTCTRL); | |
| 1535163a MY |
20 | #ifdef CONFIG_USB_XHCI_UNIPHIER |
| 21 | tmp |= SC_RSTCTRL_NRST_USB3B0 | SC_RSTCTRL_NRST_USB3C0 | | |
| 22 | SC_RSTCTRL_NRST_GIO; | |
| 23 | #endif | |
| 198a97a6 MY |
24 | #ifdef CONFIG_UNIPHIER_ETH |
| 25 | tmp |= SC_RSTCTRL_NRST_ETHER; | |
| 26 | #endif | |
| 27 | #ifdef CONFIG_NAND_DENALI | |
| 28 | tmp |= SC_RSTCTRL_NRST_NAND; | |
| 29 | #endif | |
| 5894ca00 MY |
30 | writel(tmp, SC_RSTCTRL); |
| 31 | readl(SC_RSTCTRL); /* dummy read */ | |
| 32 | ||
| 1535163a MY |
33 | #ifdef CONFIG_USB_XHCI_UNIPHIER |
| 34 | tmp = readl(SC_RSTCTRL2); | |
| 35 | tmp |= SC_RSTCTRL2_NRST_USB3B1 | SC_RSTCTRL2_NRST_USB3C1; | |
| 36 | writel(tmp, SC_RSTCTRL2); | |
| 37 | readl(SC_RSTCTRL2); /* dummy read */ | |
| 38 | #endif | |
| 39 | ||
| 67976306 | 40 | /* provide clocks */ |
| 5894ca00 | 41 | tmp = readl(SC_CLKCTRL); |
| 1535163a MY |
42 | #ifdef CONFIG_USB_XHCI_UNIPHIER |
| 43 | tmp |= SC_CLKCTRL_CEN_USB31 | SC_CLKCTRL_CEN_USB30 | | |
| 44 | SC_CLKCTRL_CEN_GIO; | |
| 45 | #endif | |
| 198a97a6 MY |
46 | #ifdef CONFIG_UNIPHIER_ETH |
| 47 | tmp |= SC_CLKCTRL_CEN_ETHER; | |
| 48 | #endif | |
| 8850c5d5 | 49 | #ifdef CONFIG_USB_EHCI_HCD |
| 42ca6982 | 50 | tmp |= SC_CLKCTRL_CEN_MIO | SC_CLKCTRL_CEN_STDMAC; |
| 198a97a6 MY |
51 | #endif |
| 52 | #ifdef CONFIG_NAND_DENALI | |
| 53 | tmp |= SC_CLKCTRL_CEN_NAND; | |
| 54 | #endif | |
| 5894ca00 MY |
55 | writel(tmp, SC_CLKCTRL); |
| 56 | readl(SC_CLKCTRL); /* dummy read */ | |
| 57 | } |