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media: rcar-vin: enable support for r8a7795 

Add the SoC specific information for Renesas r8a7795 ES1.x and ES2.0.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Niklas Söderlund 2018-04-14 07:57:24 -04:00 committed by Mauro Carvalho Chehab
parent 7b7eb11532
commit 48ad6c2b55
2 changed files with 121 additions and 1 deletions
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2
drivers/media/platform/rcar-vin/Kconfig
View File

@ -6,7 +6,7 @@ config VIDEO_RCAR_VIN
select V4L2_FWNODE
---help---
Support for Renesas R-Car Video Input (VIN) driver.
Supports R-Car Gen2 SoCs.
Supports R-Car Gen2 and Gen3 SoCs.
To compile this driver as a module, choose M here: the
module will be called rcar-vin.

120
drivers/media/platform/rcar-vin/rcar-core.c
View File

@ -21,6 +21,7 @@
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/slab.h>
#include <linux/sys_soc.h>
#include <media/v4l2-async.h>
#include <media/v4l2-fwnode.h>
@ -832,6 +833,104 @@ static const struct rvin_info rcar_info_gen2 = {
.max_height = 2048,
};
static const struct rvin_group_route rcar_info_r8a7795_routes[] = {
{ .csi = RVIN_CSI40, .channel = 0, .vin = 0, .mask = BIT(0) | BIT(3) },
{ .csi = RVIN_CSI20, .channel = 0, .vin = 0, .mask = BIT(1) | BIT(4) },
{ .csi = RVIN_CSI40, .channel = 1, .vin = 0, .mask = BIT(2) },
{ .csi = RVIN_CSI20, .channel = 0, .vin = 1, .mask = BIT(0) },
{ .csi = RVIN_CSI40, .channel = 1, .vin = 1, .mask = BIT(1) | BIT(3) },
{ .csi = RVIN_CSI40, .channel = 0, .vin = 1, .mask = BIT(2) },
{ .csi = RVIN_CSI20, .channel = 1, .vin = 1, .mask = BIT(4) },
{ .csi = RVIN_CSI20, .channel = 1, .vin = 2, .mask = BIT(0) },
{ .csi = RVIN_CSI40, .channel = 0, .vin = 2, .mask = BIT(1) },
{ .csi = RVIN_CSI20, .channel = 0, .vin = 2, .mask = BIT(2) },
{ .csi = RVIN_CSI40, .channel = 2, .vin = 2, .mask = BIT(3) },
{ .csi = RVIN_CSI20, .channel = 2, .vin = 2, .mask = BIT(4) },
{ .csi = RVIN_CSI40, .channel = 1, .vin = 3, .mask = BIT(0) },
{ .csi = RVIN_CSI20, .channel = 1, .vin = 3, .mask = BIT(1) | BIT(2) },
{ .csi = RVIN_CSI40, .channel = 3, .vin = 3, .mask = BIT(3) },
{ .csi = RVIN_CSI20, .channel = 3, .vin = 3, .mask = BIT(4) },
{ .csi = RVIN_CSI41, .channel = 0, .vin = 4, .mask = BIT(0) | BIT(3) },
{ .csi = RVIN_CSI20, .channel = 0, .vin = 4, .mask = BIT(1) | BIT(4) },
{ .csi = RVIN_CSI41, .channel = 1, .vin = 4, .mask = BIT(2) },
{ .csi = RVIN_CSI20, .channel = 0, .vin = 5, .mask = BIT(0) },
{ .csi = RVIN_CSI41, .channel = 1, .vin = 5, .mask = BIT(1) | BIT(3) },
{ .csi = RVIN_CSI41, .channel = 0, .vin = 5, .mask = BIT(2) },
{ .csi = RVIN_CSI20, .channel = 1, .vin = 5, .mask = BIT(4) },
{ .csi = RVIN_CSI20, .channel = 1, .vin = 6, .mask = BIT(0) },
{ .csi = RVIN_CSI41, .channel = 0, .vin = 6, .mask = BIT(1) },
{ .csi = RVIN_CSI20, .channel = 0, .vin = 6, .mask = BIT(2) },
{ .csi = RVIN_CSI41, .channel = 2, .vin = 6, .mask = BIT(3) },
{ .csi = RVIN_CSI20, .channel = 2, .vin = 6, .mask = BIT(4) },
{ .csi = RVIN_CSI41, .channel = 1, .vin = 7, .mask = BIT(0) },
{ .csi = RVIN_CSI20, .channel = 1, .vin = 7, .mask = BIT(1) | BIT(2) },
{ .csi = RVIN_CSI41, .channel = 3, .vin = 7, .mask = BIT(3) },
{ .csi = RVIN_CSI20, .channel = 3, .vin = 7, .mask = BIT(4) },
{ /* Sentinel */ }
};
static const struct rvin_info rcar_info_r8a7795 = {
.model = RCAR_GEN3,
.use_mc = true,
.max_width = 4096,
.max_height = 4096,
.routes = rcar_info_r8a7795_routes,
};
static const struct rvin_group_route rcar_info_r8a7795es1_routes[] = {
{ .csi = RVIN_CSI40, .channel = 0, .vin = 0, .mask = BIT(0) | BIT(3) },
{ .csi = RVIN_CSI20, .channel = 0, .vin = 0, .mask = BIT(1) | BIT(4) },
{ .csi = RVIN_CSI21, .channel = 0, .vin = 0, .mask = BIT(2) | BIT(5) },
{ .csi = RVIN_CSI20, .channel = 0, .vin = 1, .mask = BIT(0) },
{ .csi = RVIN_CSI21, .channel = 0, .vin = 1, .mask = BIT(1) },
{ .csi = RVIN_CSI40, .channel = 0, .vin = 1, .mask = BIT(2) },
{ .csi = RVIN_CSI40, .channel = 1, .vin = 1, .mask = BIT(3) },
{ .csi = RVIN_CSI20, .channel = 1, .vin = 1, .mask = BIT(4) },
{ .csi = RVIN_CSI21, .channel = 1, .vin = 1, .mask = BIT(5) },
{ .csi = RVIN_CSI21, .channel = 0, .vin = 2, .mask = BIT(0) },
{ .csi = RVIN_CSI40, .channel = 0, .vin = 2, .mask = BIT(1) },
{ .csi = RVIN_CSI20, .channel = 0, .vin = 2, .mask = BIT(2) },
{ .csi = RVIN_CSI40, .channel = 2, .vin = 2, .mask = BIT(3) },
{ .csi = RVIN_CSI20, .channel = 2, .vin = 2, .mask = BIT(4) },
{ .csi = RVIN_CSI21, .channel = 2, .vin = 2, .mask = BIT(5) },
{ .csi = RVIN_CSI40, .channel = 1, .vin = 3, .mask = BIT(0) },
{ .csi = RVIN_CSI20, .channel = 1, .vin = 3, .mask = BIT(1) },
{ .csi = RVIN_CSI21, .channel = 1, .vin = 3, .mask = BIT(2) },
{ .csi = RVIN_CSI40, .channel = 3, .vin = 3, .mask = BIT(3) },
{ .csi = RVIN_CSI20, .channel = 3, .vin = 3, .mask = BIT(4) },
{ .csi = RVIN_CSI21, .channel = 3, .vin = 3, .mask = BIT(5) },
{ .csi = RVIN_CSI41, .channel = 0, .vin = 4, .mask = BIT(0) | BIT(3) },
{ .csi = RVIN_CSI20, .channel = 0, .vin = 4, .mask = BIT(1) | BIT(4) },
{ .csi = RVIN_CSI21, .channel = 0, .vin = 4, .mask = BIT(2) | BIT(5) },
{ .csi = RVIN_CSI20, .channel = 0, .vin = 5, .mask = BIT(0) },
{ .csi = RVIN_CSI21, .channel = 0, .vin = 5, .mask = BIT(1) },
{ .csi = RVIN_CSI41, .channel = 0, .vin = 5, .mask = BIT(2) },
{ .csi = RVIN_CSI41, .channel = 1, .vin = 5, .mask = BIT(3) },
{ .csi = RVIN_CSI20, .channel = 1, .vin = 5, .mask = BIT(4) },
{ .csi = RVIN_CSI21, .channel = 1, .vin = 5, .mask = BIT(5) },
{ .csi = RVIN_CSI21, .channel = 0, .vin = 6, .mask = BIT(0) },
{ .csi = RVIN_CSI41, .channel = 0, .vin = 6, .mask = BIT(1) },
{ .csi = RVIN_CSI20, .channel = 0, .vin = 6, .mask = BIT(2) },
{ .csi = RVIN_CSI41, .channel = 2, .vin = 6, .mask = BIT(3) },
{ .csi = RVIN_CSI20, .channel = 2, .vin = 6, .mask = BIT(4) },
{ .csi = RVIN_CSI21, .channel = 2, .vin = 6, .mask = BIT(5) },
{ .csi = RVIN_CSI41, .channel = 1, .vin = 7, .mask = BIT(0) },
{ .csi = RVIN_CSI20, .channel = 1, .vin = 7, .mask = BIT(1) },
{ .csi = RVIN_CSI21, .channel = 1, .vin = 7, .mask = BIT(2) },
{ .csi = RVIN_CSI41, .channel = 3, .vin = 7, .mask = BIT(3) },
{ .csi = RVIN_CSI20, .channel = 3, .vin = 7, .mask = BIT(4) },
{ .csi = RVIN_CSI21, .channel = 3, .vin = 7, .mask = BIT(5) },
{ /* Sentinel */ }
};
static const struct rvin_info rcar_info_r8a7795es1 = {
.model = RCAR_GEN3,
.use_mc = true,
.max_width = 4096,
.max_height = 4096,
.routes = rcar_info_r8a7795es1_routes,
};
static const struct of_device_id rvin_of_id_table[] = {
{
.compatible = "renesas,vin-r8a7778",
@ -861,12 +960,25 @@ static const struct of_device_id rvin_of_id_table[] = {
.compatible = "renesas,rcar-gen2-vin",
.data = &rcar_info_gen2,
},
{
.compatible = "renesas,vin-r8a7795",
.data = &rcar_info_r8a7795,
},
{ /* Sentinel */ },
};
MODULE_DEVICE_TABLE(of, rvin_of_id_table);
static const struct soc_device_attribute r8a7795es1[] = {
{
.soc_id = "r8a7795", .revision = "ES1.*",
.data = &rcar_info_r8a7795es1,
},
{ /* Sentinel */ }
};
static int rcar_vin_probe(struct platform_device *pdev)
{
const struct soc_device_attribute *attr;
struct rvin_dev *vin;
struct resource *mem;
int irq, ret;
@ -878,6 +990,14 @@ static int rcar_vin_probe(struct platform_device *pdev)
vin->dev = &pdev->dev;
vin->info = of_device_get_match_data(&pdev->dev);
/*
* Special care is needed on r8a7795 ES1.x since it
* uses different routing than r8a7795 ES2.0.
*/
attr = soc_device_match(r8a7795es1);
if (attr)
vin->info = attr->data;
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (mem == NULL)
return -EINVAL;