projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 0468b2d6 MD |
1 | /* |
| 2 | * r8a7790 clock framework support | |
| 3 | * | |
| 4 | * Copyright (C) 2013 Renesas Solutions Corp. | |
| 5 | * Copyright (C) 2013 Magnus Damm | |
| 6 | * | |
| 7 | * This program is free software; you can redistribute it and/or modify | |
| 8 | * it under the terms of the GNU General Public License as published by | |
| 9 | * the Free Software Foundation; version 2 of the License. | |
| 10 | * | |
| 11 | * This program is distributed in the hope that it will be useful, | |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 | * GNU General Public License for more details. | |
| 15 | * | |
| 16 | * You should have received a copy of the GNU General Public License | |
| 17 | * along with this program; if not, write to the Free Software | |
| 18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
| 19 | */ | |
| 20 | #include <linux/init.h> | |
| 21 | #include <linux/io.h> | |
| 22 | #include <linux/kernel.h> | |
| 23 | #include <linux/sh_clk.h> | |
| 24 | #include <linux/clkdev.h> | |
| 25 | #include <mach/common.h> | |
| 26 | ||
| 27 | #define CPG_BASE 0xe6150000 | |
| 28 | #define CPG_LEN 0x1000 | |
| 29 | ||
| 30 | static struct clk_mapping cpg_mapping = { | |
| 31 | .phys = CPG_BASE, | |
| 32 | .len = CPG_LEN, | |
| 33 | }; | |
| 34 | ||
| 35 | static struct clk *main_clks[] = { | |
| 36 | }; | |
| 37 | ||
| 38 | enum { MSTP_NR }; | |
| 39 | static struct clk mstp_clks[MSTP_NR] = { | |
| 40 | }; | |
| 41 | ||
| 42 | static struct clk_lookup lookups[] = { | |
| 43 | }; | |
| 44 | ||
| 45 | void __init r8a7790_clock_init(void) | |
| 46 | { | |
| 47 | int k, ret = 0; | |
| 48 | ||
| 49 | for (k = 0; !ret && (k < ARRAY_SIZE(main_clks)); k++) | |
| 50 | ret = clk_register(main_clks[k]); | |
| 51 | ||
| 52 | if (!ret) | |
| 53 | ret = sh_clk_mstp_register(mstp_clks, MSTP_NR); | |
| 54 | ||
| 55 | clkdev_add_table(lookups, ARRAY_SIZE(lookups)); | |
| 56 | ||
| 57 | if (!ret) | |
| 58 | shmobile_clk_init(); | |
| 59 | else | |
| 60 | panic("failed to setup r8a7790 clocks\n"); | |
| 61 | } |