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baord: ti: j721e: evm.c: Add support for probing SerDes0 

Add support for probing, initializing and powering, SerDes0 instance.

Signed-off-by: Aswath Govindraju <a-govindraju@ti.com>
This commit is contained in:
Aswath Govindraju 2022-01-28 13:47:48 +05:30 committed by Praneeth Bajjuri
parent 96ca5748e4
commit 07ab0668f7
1 changed files with 37 additions and 0 deletions
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37
board/ti/j721e/evm.c
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@ -447,6 +447,40 @@ void configure_serdes_torrent(void)
printf("phy_power_on failed !!\n"); printf("phy_power_on failed !!\n");
} }
void configure_serdes_sierra(void)
{
struct udevice *dev, *lnk_dev;
struct phy serdes;
int ret, count, i;
if (!IS_ENABLED(CONFIG_PHY_CADENCE_SIERRA))
return;
ret = uclass_get_device_by_driver(UCLASS_PHY,
DM_GET_DRIVER(sierra_phy_provider),
&dev);
if (ret)
printf("Sierra init failed:%d\n", ret);
serdes.dev = dev;
serdes.id = 0;
count = device_get_child_count(dev);
for (i = 0; i < count; i++) {
ret = device_get_child(dev, i, &lnk_dev);
if (ret)
printf("probe of sierra child node %d failed\n", i);
}
ret = generic_phy_init(&serdes);
if (ret)
printf("phy_init failed!!\n");
ret = generic_phy_power_on(&serdes);
if (ret)
printf("phy_power_on failed !!\n");
}
#ifdef CONFIG_BOARD_LATE_INIT #ifdef CONFIG_BOARD_LATE_INIT
int board_late_init(void) int board_late_init(void)
{ {
@ -462,6 +496,9 @@ int board_late_init(void)
if (board_is_j7200_som()) if (board_is_j7200_som())
configure_serdes_torrent(); configure_serdes_torrent();
if (board_is_j721e_som())
configure_serdes_sierra();
return 0; return 0;
} }
#endif #endif