Commit 15c64ff7 authored by Anson Huang's avatar Anson Huang Committed by Shawn Guo
Browse files

clk: imx8mq: Keep uart clocks on during system boot 



Call imx_register_uart_clocks() API to keep uart clocks enabled
when earlyprintk or earlycon is active.

Signed-off-by: default avatarAnson Huang <Anson.Huang@nxp.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent e5190586

drivers/clk/imx/clk-imx8mq.c

+10 −0
Original line number Diff line number Diff line
@@ -272,6 +272,14 @@ static const char * const imx8mq_clko2_sels[] = {"osc_25m", "sys2_pll_200m", "sy 


static struct clk_onecell_data clk_data;



static struct clk ** const uart_clks[] = {

	&clks[IMX8MQ_CLK_UART1_ROOT],

	&clks[IMX8MQ_CLK_UART2_ROOT],

	&clks[IMX8MQ_CLK_UART3_ROOT],

	&clks[IMX8MQ_CLK_UART4_ROOT],

	NULL

};



static int imx8mq_clocks_probe(struct platform_device *pdev)

{

	struct device *dev = &pdev->dev;
@@ -555,6 +563,8 @@ static int imx8mq_clocks_probe(struct platform_device *pdev) 
	err = of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);

	WARN_ON(err);



	imx_register_uart_clocks(uart_clks);



	return err;

}