| /* |
| * 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/dma-mapping.h> |
| #include <linux/kernel.h> |
| #include <linux/of_platform.h> |
| #include <linux/platform_data/rcar-du.h> |
| |
| #include <asm/mach/arch.h> |
| |
| #include "clock.h" |
| #include "common.h" |
| #include "irqs.h" |
| #include "r8a7791.h" |
| #include "rcar-gen2.h" |
| |
| /* DU */ |
| static struct rcar_du_encoder_data koelsch_du_encoders[] = { |
| { |
| .type = RCAR_DU_ENCODER_NONE, |
| .output = RCAR_DU_OUTPUT_LVDS0, |
| .connector.lvds.panel = { |
| .width_mm = 210, |
| .height_mm = 158, |
| .mode = { |
| .clock = 65000, |
| .hdisplay = 1024, |
| .hsync_start = 1048, |
| .hsync_end = 1184, |
| .htotal = 1344, |
| .vdisplay = 768, |
| .vsync_start = 771, |
| .vsync_end = 777, |
| .vtotal = 806, |
| .flags = 0, |
| }, |
| }, |
| }, |
| }; |
| |
| static struct rcar_du_platform_data koelsch_du_pdata = { |
| .encoders = koelsch_du_encoders, |
| .num_encoders = ARRAY_SIZE(koelsch_du_encoders), |
| }; |
| |
| static const struct resource du_resources[] __initconst = { |
| DEFINE_RES_MEM(0xfeb00000, 0x40000), |
| DEFINE_RES_MEM_NAMED(0xfeb90000, 0x1c, "lvds.0"), |
| DEFINE_RES_IRQ(gic_spi(256)), |
| DEFINE_RES_IRQ(gic_spi(268)), |
| }; |
| |
| static void __init koelsch_add_du_device(void) |
| { |
| struct platform_device_info info = { |
| .name = "rcar-du-r8a7791", |
| .id = -1, |
| .res = du_resources, |
| .num_res = ARRAY_SIZE(du_resources), |
| .data = &koelsch_du_pdata, |
| .size_data = sizeof(koelsch_du_pdata), |
| .dma_mask = DMA_BIT_MASK(32), |
| }; |
| |
| platform_device_register_full(&info); |
| } |
| |
| /* |
| * This is a really crude hack to provide clkdev support to platform |
| * devices until they get moved to DT. |
| */ |
| static const struct clk_name clk_names[] __initconst = { |
| { "cmt0", "fck", "sh-cmt-48-gen2.0" }, |
| { "du0", "du.0", "rcar-du-r8a7791" }, |
| { "du1", "du.1", "rcar-du-r8a7791" }, |
| { "lvds0", "lvds.0", "rcar-du-r8a7791" }, |
| }; |
| |
| static void __init koelsch_add_standard_devices(void) |
| { |
| shmobile_clk_workaround(clk_names, ARRAY_SIZE(clk_names), false); |
| r8a7791_add_dt_devices(); |
| of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); |
| |
| koelsch_add_du_device(); |
| } |
| |
| 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 = shmobile_init_delay, |
| .init_time = rcar_gen2_timer_init, |
| .init_machine = koelsch_add_standard_devices, |
| .init_late = shmobile_init_late, |
| .reserve = rcar_gen2_reserve, |
| .dt_compat = koelsch_boards_compat_dt, |
| MACHINE_END |