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gpu: ipu-v3: Register the CSI modules 

This patch registers the two CSI platform devices per IPU.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
This commit is contained in:
Philipp Zabel 2012-05-23 17:08:19 +02:00
parent 3f5a8a946d
commit d6ca8ca7ec
2 changed files with 32 additions and 4 deletions
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35
drivers/gpu/ipu-v3/ipu-common.c
View File

@ -1014,6 +1014,7 @@ static void platform_device_unregister_children(struct platform_device *pdev)
struct ipu_platform_reg {
struct ipu_client_platformdata pdata;
const char *name;
int reg_offset;
};
static const struct ipu_platform_reg client_reg[] = {
@ -1035,13 +1036,29 @@ static const struct ipu_platform_reg client_reg[] = {
.dma[1] = -EINVAL,
},
.name = "imx-ipuv3-crtc",
}, {
.pdata = {
.csi = 0,
.dma[0] = IPUV3_CHANNEL_CSI0,
.dma[1] = -EINVAL,
},
.reg_offset = IPU_CM_CSI0_REG_OFS,
.name = "imx-ipuv3-camera",
}, {
.pdata = {
.csi = 1,
.dma[0] = IPUV3_CHANNEL_CSI1,
.dma[1] = -EINVAL,
},
.reg_offset = IPU_CM_CSI1_REG_OFS,
.name = "imx-ipuv3-camera",
},
};
static DEFINE_MUTEX(ipu_client_id_mutex);
static int ipu_client_id;
static int ipu_add_client_devices(struct ipu_soc *ipu)
static int ipu_add_client_devices(struct ipu_soc *ipu, unsigned long ipu_base)
{
struct device *dev = ipu->dev;
unsigned i;
@ -1055,9 +1072,19 @@ static int ipu_add_client_devices(struct ipu_soc *ipu)
for (i = 0; i < ARRAY_SIZE(client_reg); i++) {
const struct ipu_platform_reg *reg = &client_reg[i];
struct platform_device *pdev;
struct resource res;
pdev = platform_device_register_data(dev, reg->name,
id++, &reg->pdata, sizeof(reg->pdata));
if (reg->reg_offset) {
memset(&res, 0, sizeof(res));
res.flags = IORESOURCE_MEM;
res.start = ipu_base + ipu->devtype->cm_ofs + reg->reg_offset;
res.end = res.start + PAGE_SIZE - 1;
pdev = platform_device_register_resndata(dev, reg->name,
id++, &res, 1, &reg->pdata, sizeof(reg->pdata));
} else {
pdev = platform_device_register_data(dev, reg->name,
id++, &reg->pdata, sizeof(reg->pdata));
}
if (IS_ERR(pdev))
goto err_register;
@ -1253,7 +1280,7 @@ static int ipu_probe(struct platform_device *pdev)
if (ret)
goto failed_submodules_init;
ret = ipu_add_client_devices(ipu);
ret = ipu_add_client_devices(ipu, ipu_base);
if (ret) {
dev_err(&pdev->dev, "adding client devices failed with %d\n",
ret);

1
include/video/imx-ipu-v3.h
View File

@ -331,6 +331,7 @@ static inline void ipu_cpmem_set_burstsize(struct ipu_ch_param __iomem *p,
};
struct ipu_client_platformdata {
int csi;
int di;
int dc;
int dp;