diff options
| author | Ye Li <ye.li@nxp.com> | 2020-05-28 03:24:21 -0700 |
|---|---|---|
| committer | Ye Li <ye.li@nxp.com> | 2020-05-28 19:10:54 -0700 |
| commit | aa984f5f4029b743842ea7928d0af8da06b1b25d (patch) | |
| tree | 6ca5772ed46d29a4446402312f20135c78ff4fad /drivers | |
| parent | 665972355dfe8156b3aa7bce52845722b15d9922 (diff) | |
MLK-24192-1 lpuart: Enable IPG clock
Current codes only ennable the PER clock. However on iMX8 the LPUART
also needs IPG clock which is an LPCG. Should not depend on the default
LPCG setting.
Signed-off-by: Ye Li <ye.li@nxp.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/serial/serial_lpuart.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/serial/serial_lpuart.c b/drivers/serial/serial_lpuart.c index 3b53f5a97b..4b2a21d4be 100644 --- a/drivers/serial/serial_lpuart.c +++ b/drivers/serial/serial_lpuart.c @@ -489,18 +489,30 @@ static int lpuart_serial_probe(struct udevice *dev) { #if CONFIG_IS_ENABLED(CLK) struct clk per_clk; + struct clk ipg_clk; int ret; ret = clk_get_by_name(dev, "per", &per_clk); if (!ret) { ret = clk_enable(&per_clk); if (ret) { - dev_err(dev, "Failed to get per clk: %d\n", ret); + dev_err(dev, "Failed to enable per clk: %d\n", ret); return ret; } } else { debug("%s: Failed to get per clk: %d\n", __func__, ret); } + + ret = clk_get_by_name(dev, "ipg", &ipg_clk); + if (!ret) { + ret = clk_enable(&ipg_clk); + if (ret) { + dev_err(dev, "Failed to enable ipg clk: %d\n", ret); + return ret; + } + } else { + debug("%s: Failed to get ipg clk: %d\n", __func__, ret); + } #endif if (is_lpuart32(dev)) |