From mboxrd@z Thu Jan 1 00:00:00 1970 From: jorge.ramirez-ortiz@linaro.org (Jorge Ramirez-Ortiz) Date: Fri, 8 Jul 2016 10:11:06 +0200 Subject: [PATCH 1/2] tty: amba-pl011: add support for clock frequency setting via dt Message-ID: <1467965467-28180-1-git-send-email-jorge.ramirez-ortiz@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Allow to specify the clock frequency for any given port via the assigned-clock-rates device tree property. Signed-off-by: Jorge Ramirez-Ortiz Tested-by: Jorge Ramirez-Ortiz --- drivers/tty/serial/amba-pl011.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c index 1b7331e..51867ab 100644 --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c @@ -55,6 +55,7 @@ #include #include #include +#include #include #include #include @@ -2472,6 +2473,10 @@ static int pl011_probe(struct amba_device *dev, const struct amba_id *id) if (IS_ERR(uap->clk)) return PTR_ERR(uap->clk); + ret = of_clk_set_defaults(dev->dev.of_node, false); + if (ret < 0) + return ret; + uap->reg_offset = vendor->reg_offset; uap->vendor = vendor; uap->fifosize = vendor->get_fifosize(dev); -- 2.7.4