forge/linux-pinenote
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

ARM: shmobile: koelsch-reference: Add DU device

Browse source 
The DU device has no DT bindings yet, instantiate it as a platform
device for now.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Magnus Damm <damm@opensource.se>
[horms+renesas@verge.net.au: omitted DTS portion]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Laurent Pinchart 2014-02-16 22:32:01 +01:00 • committed by Simon Horman
parent 189ef3d62d
commit 14c5ce178e
1 changed files with 59 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

59
arch/arm/mach-shmobile/board-koelsch-reference.c
View file

@ -21,13 +21,67 @@
#include <linux/clk.h> #include <linux/clk.h>
#include <linux/clkdev.h> #include <linux/clkdev.h>
#include <linux/dma-mapping.h>
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/of_platform.h> #include <linux/of_platform.h>
#include <linux/platform_data/rcar-du.h>
#include <mach/common.h> #include <mach/common.h>
#include <mach/irqs.h>
#include <mach/rcar-gen2.h> #include <mach/rcar-gen2.h>
#include <mach/r8a7791.h> #include <mach/r8a7791.h>
#include <asm/mach/arch.h> #include <asm/mach/arch.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);
}
static void __init koelsch_add_standard_devices(void) static void __init koelsch_add_standard_devices(void)
{ {
#ifdef CONFIG_COMMON_CLK #ifdef CONFIG_COMMON_CLK
@ -56,6 +110,9 @@ static void __init koelsch_add_standard_devices(void)
{ "scifa3", NULL, "sh-sci.12" }, { "scifa3", NULL, "sh-sci.12" },
{ "scifa4", NULL, "sh-sci.13" }, { "scifa4", NULL, "sh-sci.13" },
{ "scifa5", NULL, "sh-sci.14" }, { "scifa5", NULL, "sh-sci.14" },
{ "du0", "du.0", "rcar-du-r8a7791" },
{ "du1", "du.1", "rcar-du-r8a7791" },
{ "lvds0", "lvds.0", "rcar-du-r8a7791" },
}; };
struct clk *clk; struct clk *clk;
unsigned int i; unsigned int i;
@ -73,6 +130,8 @@ static void __init koelsch_add_standard_devices(void)
#endif #endif
r8a7791_add_dt_devices(); r8a7791_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);
koelsch_add_du_device();
} }
static const char * const koelsch_boards_compat_dt[] __initconst = { static const char * const koelsch_boards_compat_dt[] __initconst = {