serial: mxs-auart: convert to clk_prepare/clk_unprepare (a4813770) · Commits · 戴 / test

drivers/tty/serial/mxs-auart.c

+4 −4

Original line number	Diff line number	Diff line
		@@ -424,7 +424,7 @@ static int mxs_auart_startup(struct uart_port *u)
		{
		struct mxs_auart_port *s = to_auart_port(u);

		clk_enable(s->clk);
		clk_prepare_enable(s->clk);

		writel(AUART_CTRL0_CLKGATE, u->membase + AUART_CTRL0_CLR);

		@@ -453,7 +453,7 @@ static void mxs_auart_shutdown(struct uart_port *u)
		writel(AUART_INTR_RXIEN \| AUART_INTR_RTIEN \| AUART_INTR_CTSMIEN,
		u->membase + AUART_INTR_CLR);

		clk_disable(s->clk);
		clk_disable_unprepare(s->clk);
		}

		static unsigned int mxs_auart_tx_empty(struct uart_port *u)
		@@ -634,7 +634,7 @@ auart_console_setup(struct console co, char options)
		if (!s)
		return -ENODEV;

		clk_enable(s->clk);
		clk_prepare_enable(s->clk);

		if (options)
		uart_parse_options(options, &baud, &parity, &bits, &flow);
		@@ -643,7 +643,7 @@ auart_console_setup(struct console co, char options)

		ret = uart_set_options(&s->port, co, baud, parity, bits, flow);

		clk_disable(s->clk);
		clk_disable_unprepare(s->clk);

		return ret;
		}