Re: [PATCH 1/7] serial: 8250_dw: add support for clk api
From: Maxime Ripard <hidden>
Date: 2013-03-19 10:50:22
Also in:
linux-arm-kernel, lkml
Hi, Le 19/03/2013 11:35, Maxime Ripard a écrit :
quoted hunk ↗ jump to hunk
From: Emilio López <emilio@elopez.com.ar> This commit implements support for using the clk api; this lets us use the "clocks" property with device tree, instead of having to use clock-frequency. Signed-off-by: Emilio López <emilio@elopez.com.ar> --- drivers/tty/serial/8250/8250_dw.c | 33 ++++++++++++++++++++++++--------- 1 file changed, 24 insertions(+), 9 deletions(-)diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c index db0e66f..3dedd24 100644 --- a/drivers/tty/serial/8250/8250_dw.c +++ b/drivers/tty/serial/8250/8250_dw.c@@ -26,6 +26,7 @@ #include <linux/platform_device.h> #include <linux/slab.h> #include <linux/acpi.h> +#include <linux/clk.h> #include "8250.h"@@ -55,8 +56,9 @@ struct dw8250_data { - int last_lcr; - int line; + int last_lcr; + int line; + struct clk *clk; }; static void dw8250_serial_out(struct uart_port *p, int offset, int value)@@ -136,8 +138,13 @@ static int dw8250_probe_of(struct uart_port *p) if (!of_property_read_u32(np, "reg-shift", &val)) p->regshift = val; + /* clock got configured through clk api, all done */ + if (IS_ERR(p->uartclk))
Hmm, I messed up here. I'll resend a new version of this mail without this IS_ERR call Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html