Make sure to keep UART clocks enabled during kernel init if
earlyprintk or earlycon are active.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
static struct clk *clk[clk_max];
static struct clk_onecell_data clk_data;
+static struct clk ** const uart_clks[] __initconst = {
+ &clk[ipg],
+ &clk[uart1_gate],
+ &clk[uart2_gate],
+ &clk[uart3_gate],
+ &clk[uart4_gate],
+ &clk[uart5_gate],
+ NULL
+};
+
int __init mx31_clocks_init(unsigned long fref)
{
void __iomem *base;
mx31_revision();
clk_disable_unprepare(clk[iim_gate]);
+ imx_register_uart_clocks(uart_clks);
+
mxc_timer_init(MX31_GPT1_BASE_ADDR, MX31_INT_GPT, GPT_TYPE_IMX31);
return 0;