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authorAnson Huang <Anson.Huang@nxp.com>2019-07-24 15:50:17 +0800
committerShawn Guo <shawnguo@kernel.org>2019-08-03 11:03:48 +0200
commitf7988ba3b2ed3ec8e6c3623e281c278fea845bd8 (patch)
tree89280c8d8d5fd5a07c192a507653067d15204534 /drivers/clk/imx
parent5133f1f3cc41bb3702dfd259bfc253dcb1bc915a (diff)
clk: imx8mn: Keep uart clocks on for early console
Call imx_register_uart_clocks() API to keep uart clocks enabled when earlyprintk or earlycon is active. Signed-off-by: Anson Huang <Anson.Huang@nxp.com> Reviewed-by: Abel Vesa <abel.vesa@nxp.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'drivers/clk/imx')
-rw-r--r--drivers/clk/imx/clk-imx8mn.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/clk/imx/clk-imx8mn.c b/drivers/clk/imx/clk-imx8mn.c
index 07481a53e336..ecd1062f6847 100644
--- a/drivers/clk/imx/clk-imx8mn.c
+++ b/drivers/clk/imx/clk-imx8mn.c
@@ -355,6 +355,14 @@ static const char * const imx8mn_clko2_sels[] = {"osc_24m", "sys_pll2_200m", "sy
static struct clk *clks[IMX8MN_CLK_END];
static struct clk_onecell_data clk_data;
+static struct clk ** const uart_clks[] = {
+ &clks[IMX8MN_CLK_UART1_ROOT],
+ &clks[IMX8MN_CLK_UART2_ROOT],
+ &clks[IMX8MN_CLK_UART3_ROOT],
+ &clks[IMX8MN_CLK_UART4_ROOT],
+ NULL
+};
+
static int imx8mn_clocks_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@@ -612,6 +620,8 @@ static int imx8mn_clocks_probe(struct platform_device *pdev)
goto unregister_clks;
}
+ imx_register_uart_clocks(uart_clks);
+
return 0;
unregister_clks: