| Tom Rini | 83d290c | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
| Masahiro Yamada | 81afa9c | 2017-05-15 14:26:33 +0900 | [diff] [blame] | 2 | /* |
| 3 | * Copyright (C) 2017 Socionext Inc. |
| Masahiro Yamada | 81afa9c | 2017-05-15 14:26:33 +0900 | [diff] [blame] | 4 | */ |
| 5 | |
| Masahiro Yamada | a184fb8 | 2017-09-15 21:43:22 +0900 | [diff] [blame] | 6 | #include <linux/bitops.h> |
| Masahiro Yamada | 81afa9c | 2017-05-15 14:26:33 +0900 | [diff] [blame] | 7 | #include <linux/io.h> |
| 8 | |
| 9 | #include "../init.h" |
| Masahiro Yamada | a184fb8 | 2017-09-15 21:43:22 +0900 | [diff] [blame] | 10 | #include "../sc64-regs.h" |
| Masahiro Yamada | 81afa9c | 2017-05-15 14:26:33 +0900 | [diff] [blame] | 11 | |
| 12 | #define SDCTRL_EMMC_HW_RESET 0x59810280 |
| 13 | |
| 14 | void uniphier_pxs3_clk_init(void) |
| 15 | { |
| Masahiro Yamada | a184fb8 | 2017-09-15 21:43:22 +0900 | [diff] [blame] | 16 | u32 tmp; |
| 17 | |
| 18 | tmp = readl(SC_RSTCTRL6); |
| 19 | tmp |= BIT(8); /* Mali */ |
| 20 | writel(tmp, SC_RSTCTRL6); |
| 21 | |
| 22 | tmp = readl(SC_CLKCTRL6); |
| 23 | tmp |= BIT(8); /* Mali */ |
| 24 | writel(tmp, SC_CLKCTRL6); |
| 25 | |
| Masahiro Yamada | 81afa9c | 2017-05-15 14:26:33 +0900 | [diff] [blame] | 26 | /* TODO: use "mmc-pwrseq-emmc" */ |
| 27 | writel(1, SDCTRL_EMMC_HW_RESET); |
| 28 | } |