Guennadi Liakhovetski | 69f3666 | 2013-07-08 18:04:57 +0200 | [diff] [blame] | 1 | /* |
| 2 | * APE6EVM board 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 | |
| 21 | #include <linux/gpio.h> |
| 22 | #include <linux/kernel.h> |
| 23 | #include <linux/of_platform.h> |
| 24 | #include <linux/pinctrl/machine.h> |
Guennadi Liakhovetski | b88cf6f | 2013-07-08 18:04:58 +0200 | [diff] [blame] | 25 | #include <linux/platform_device.h> |
Guennadi Liakhovetski | 69f3666 | 2013-07-08 18:04:57 +0200 | [diff] [blame] | 26 | #include <linux/sh_clk.h> |
| 27 | #include <mach/common.h> |
| 28 | #include <mach/r8a73a4.h> |
| 29 | #include <asm/mach-types.h> |
| 30 | #include <asm/mach/arch.h> |
| 31 | |
Guennadi Liakhovetski | 69f3666 | 2013-07-08 18:04:57 +0200 | [diff] [blame] | 32 | static void __init ape6evm_add_standard_devices(void) |
| 33 | { |
| 34 | |
| 35 | struct clk *parent; |
| 36 | struct clk *mp; |
| 37 | |
| 38 | r8a73a4_clock_init(); |
| 39 | |
| 40 | /* MP clock parent = extal2 */ |
| 41 | parent = clk_get(NULL, "extal2"); |
| 42 | mp = clk_get(NULL, "mp"); |
| 43 | BUG_ON(IS_ERR(parent) || IS_ERR(mp)); |
| 44 | |
| 45 | clk_set_parent(mp, parent); |
| 46 | clk_put(parent); |
| 47 | clk_put(mp); |
| 48 | |
Guennadi Liakhovetski | 69f3666 | 2013-07-08 18:04:57 +0200 | [diff] [blame] | 49 | r8a73a4_add_dt_devices(); |
| 50 | of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); |
Guennadi Liakhovetski | b88cf6f | 2013-07-08 18:04:58 +0200 | [diff] [blame] | 51 | platform_device_register_simple("cpufreq-cpu0", -1, NULL, 0); |
Guennadi Liakhovetski | 69f3666 | 2013-07-08 18:04:57 +0200 | [diff] [blame] | 52 | } |
| 53 | |
| 54 | static const char *ape6evm_boards_compat_dt[] __initdata = { |
| 55 | "renesas,ape6evm-reference", |
| 56 | NULL, |
| 57 | }; |
| 58 | |
| 59 | DT_MACHINE_START(APE6EVM_DT, "ape6evm") |
Magnus Damm | 0750a54 | 2013-08-08 07:26:48 +0900 | [diff] [blame] | 60 | .init_early = r8a73a4_init_early, |
Guennadi Liakhovetski | 69f3666 | 2013-07-08 18:04:57 +0200 | [diff] [blame] | 61 | .init_machine = ape6evm_add_standard_devices, |
| 62 | .dt_compat = ape6evm_boards_compat_dt, |
| 63 | MACHINE_END |