diff options
Diffstat (limited to 'arch/arm/mach-shmobile/board-lager-reference.c')
| -rw-r--r-- | arch/arm/mach-shmobile/board-lager-reference.c | 108 |
1 files changed, 105 insertions, 3 deletions
diff --git a/arch/arm/mach-shmobile/board-lager-reference.c b/arch/arm/mach-shmobile/board-lager-reference.c index 1a1a4a8..440aac3 100644 --- a/arch/arm/mach-shmobile/board-lager-reference.c +++ b/arch/arm/mach-shmobile/board-lager-reference.c @@ -18,21 +18,122 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ +#include <linux/clk.h> +#include <linux/clkdev.h> +#include <linux/dma-mapping.h> #include <linux/init.h> #include <linux/of_platform.h> +#include <linux/platform_data/rcar-du.h> +#include <mach/common.h> +#include <mach/irqs.h> +#include <mach/rcar-gen2.h> #include <mach/r8a7790.h> #include <asm/mach/arch.h> +/* DU */ +static struct rcar_du_encoder_data lager_du_encoders[] = { + { + .type = RCAR_DU_ENCODER_VGA, + .output = RCAR_DU_OUTPUT_DPAD0, + }, { + .type = RCAR_DU_ENCODER_NONE, + .output = RCAR_DU_OUTPUT_LVDS1, + .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 lager_du_pdata = { + .encoders = lager_du_encoders, + .num_encoders = ARRAY_SIZE(lager_du_encoders), +}; + +static const struct resource du_resources[] __initconst = { + DEFINE_RES_MEM(0xfeb00000, 0x70000), + DEFINE_RES_MEM_NAMED(0xfeb90000, 0x1c, "lvds.0"), + DEFINE_RES_MEM_NAMED(0xfeb94000, 0x1c, "lvds.1"), + DEFINE_RES_IRQ(gic_spi(256)), + DEFINE_RES_IRQ(gic_spi(268)), + DEFINE_RES_IRQ(gic_spi(269)), +}; + +static void __init lager_add_du_device(void) +{ + struct platform_device_info info = { + .name = "rcar-du-r8a7790", + .id = -1, + .res = du_resources, + .num_res = ARRAY_SIZE(du_resources), + .data = &lager_du_pdata, + .size_data = sizeof(lager_du_pdata), + .dma_mask = DMA_BIT_MASK(32), + }; + + platform_device_register_full(&info); +} + static void __init lager_add_standard_devices(void) { - /* clocks are setup late during boot in the case of DT */ - r8a7790_clock_init(); + /* + * This is a really crude hack to provide clkdev support to platform + * devices until they get moved to DT. + */ + static const struct clk_name { + const char *clk; + const char *con_id; + const char *dev_id; + } clk_names[] = { + { "cmt0", NULL, "sh_cmt.0" }, + { "scifa0", NULL, "sh-sci.0" }, + { "scifa1", NULL, "sh-sci.1" }, + { "scifb0", NULL, "sh-sci.2" }, + { "scifb1", NULL, "sh-sci.3" }, + { "scifb2", NULL, "sh-sci.4" }, + { "scifa2", NULL, "sh-sci.5" }, + { "scif0", NULL, "sh-sci.6" }, + { "scif1", NULL, "sh-sci.7" }, + { "hscif0", NULL, "sh-sci.8" }, + { "hscif1", NULL, "sh-sci.9" }, + { "du0", "du.0", "rcar-du-r8a7790" }, + { "du1", "du.1", "rcar-du-r8a7790" }, + { "du2", "du.2", "rcar-du-r8a7790" }, + { "lvds0", "lvds.0", "rcar-du-r8a7790" }, + { "lvds1", "lvds.1", "rcar-du-r8a7790" }, + }; + struct clk *clk; + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(clk_names); ++i) { + clk = clk_get(NULL, clk_names[i].clk); + if (!IS_ERR(clk)) { + clk_register_clkdev(clk, clk_names[i].con_id, + clk_names[i].dev_id); + clk_put(clk); + } + } r8a7790_add_dt_devices(); - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + + lager_add_du_device(); } static const char *lager_boards_compat_dt[] __initdata = { + "renesas,lager", "renesas,lager-reference", NULL, }; @@ -42,5 +143,6 @@ DT_MACHINE_START(LAGER_DT, "lager") .init_early = r8a7790_init_early, .init_time = rcar_gen2_timer_init, .init_machine = lager_add_standard_devices, + .init_late = shmobile_init_late, .dt_compat = lager_boards_compat_dt, MACHINE_END |
