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cdi: Add fsync_ctrl_port variable

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Parse fsync_ctrl_port property in DT to overwrite
FSYNC control GPIO port of IO expander

JIRA CAMERASW-29219

Change-Id: I2311739d0460ad0601e1e40990201a4c0fd01ded
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3233562
Tested-by: Justin Kim (SW-TEGRA) <juskim@nvidia.com>
GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com>
Reviewed-by: Chinmay Mahajan <cmahajan@nvidia.com>
Reviewed-by: Frank Chen <frankc@nvidia.com>
This commit is contained in:
Junghyun Kim
2024-10-20 17:42:09 +00:00
committed by Jon Hunter
parent 1dcd39e05b
commit ea5440f147
3 changed files with 32 additions and 2 deletions
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12
drivers/media/platform/tegra/cdi/cdi_mgr.c
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@@ -1721,6 +1721,7 @@ static int cdi_mgr_probe(struct platform_device *pdev)
struct device_node *child_tca9539 = NULL;
struct device_node *root_node = NULL;
const char *model;
u32 fsync_ctrl_port;
dev_info(&pdev->dev, "%sing...\n", __func__);
@@ -1939,6 +1940,17 @@ static int cdi_mgr_probe(struct platform_device *pdev)
cdi_mgr->tca9539.power_port);
goto err_probe;
}
cdi_mgr->tca9539.fsync_ctrl_port = -1;
err = of_property_read_u32(child_tca9539,
"fsync_ctrl_port",
&fsync_ctrl_port);
if (err == 0) {
if ((fsync_ctrl_port >= 0) &&
(fsync_ctrl_port <= 3)) {
cdi_mgr->tca9539.fsync_ctrl_port =
fsync_ctrl_port;
}
}
cdi_mgr->tca9539.reg_len /= 8;
cdi_mgr->tca9539.dat_len /= 8;