| /* |
| * Koelsch board support - Reference DT implementation |
| * |
| * Copyright (C) 2013 Renesas Electronics Corporation |
| * Copyright (C) 2013 Renesas Solutions Corp. |
| * Copyright (C) 2013 Magnus Damm |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; version 2 of the License. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include <linux/clk.h> |
| #include <linux/clkdev.h> |
| #include <linux/kernel.h> |
| #include <linux/of_platform.h> |
| #include <mach/common.h> |
| #include <mach/rcar-gen2.h> |
| #include <mach/r8a7791.h> |
| #include <asm/mach/arch.h> |
| |
| static void __init koelsch_add_standard_devices(void) |
| { |
| #ifdef CONFIG_COMMON_CLK |
| /* |
| * This is a really crude hack to provide clkdev support to the SCIF |
| * and CMT devices until they get moved to DT. |
| */ |
| static const char * const scif_names[] = { |
| "scifa0", "scifa1", "scifb0", "scifb1", "scifb2", "scifa2", |
| "scif0", "scif1", "scif2", "scif3", "scif4", "scif5", "scifa3", |
| "scifa4", "scifa5", |
| }; |
| struct clk *clk; |
| unsigned int i; |
| |
| for (i = 0; i < ARRAY_SIZE(scif_names); ++i) { |
| clk = clk_get(NULL, scif_names[i]); |
| if (!IS_ERR(clk)) { |
| clk_register_clkdev(clk, NULL, "sh-sci.%u", i); |
| clk_put(clk); |
| } |
| } |
| |
| clk = clk_get(NULL, "cmt0"); |
| if (!IS_ERR(clk)) { |
| clk_register_clkdev(clk, NULL, "sh_cmt.0"); |
| clk_put(clk); |
| } |
| #else |
| r8a7791_clock_init(); |
| #endif |
| r8a7791_add_dt_devices(); |
| of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); |
| } |
| |
| static const char * const koelsch_boards_compat_dt[] __initconst = { |
| "renesas,koelsch", |
| "renesas,koelsch-reference", |
| NULL, |
| }; |
| |
| DT_MACHINE_START(KOELSCH_DT, "koelsch") |
| .smp = smp_ops(r8a7791_smp_ops), |
| .init_early = r8a7791_init_early, |
| .init_time = rcar_gen2_timer_init, |
| .init_machine = koelsch_add_standard_devices, |
| .init_late = shmobile_init_late, |
| .dt_compat = koelsch_boards_compat_dt, |
| MACHINE_END |