From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nobuhiro Iwamatsu Date: Thu, 3 Aug 2017 08:15:27 +0900 Subject: [U-Boot] [PATCH] serial: sh: Use the clock framework to obtain clock config In-Reply-To: <20170721211918.25811-1-marek.vasut+renesas@gmail.com> References: <20170721211918.25811-1-marek.vasut+renesas@gmail.com> Message-ID: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Applied, thanks! 2017-07-22 6:19 GMT+09:00 Marek Vasut : > Since we now have clock driver on the RCar Gen3 , obtain the clock > configuration using the clock framework functions. In case this > fails, fall back to the original code for pulling the clock config > directly out of OF. > > Signed-off-by: Marek Vasut > Cc: Nobuhiro Iwamatsu > --- > drivers/serial/serial_sh.c | 13 +++++++++++-- > 1 file changed, 11 insertions(+), 2 deletions(-) > > diff --git a/drivers/serial/serial_sh.c b/drivers/serial/serial_sh.c > index 51f7fbcfb7..087785f9a2 100644 > --- a/drivers/serial/serial_sh.c > +++ b/drivers/serial/serial_sh.c > @@ -9,6 +9,7 @@ > > #include > #include > +#include > #include > #include > #include > @@ -214,15 +215,23 @@ static const struct udevice_id sh_serial_id[] ={ > static int sh_serial_ofdata_to_platdata(struct udevice *dev) > { > struct sh_serial_platdata *plat = dev_get_platdata(dev); > + struct clk sh_serial_clk; > fdt_addr_t addr; > + int ret; > > addr = fdtdec_get_addr(gd->fdt_blob, dev_of_offset(dev), "reg"); > if (addr == FDT_ADDR_T_NONE) > return -EINVAL; > > plat->base = addr; > - plat->clk = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev), "clock", > - 1); > + > + ret = clk_get_by_name(dev, "fck", &sh_serial_clk); > + if (!ret) > + plat->clk = clk_get_rate(&sh_serial_clk); > + else > + plat->clk = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev), > + "clock", 1); > + > plat->type = dev_get_driver_data(dev); > return 0; > } > -- > 2.11.0 > -- Nobuhiro Iwamatsu iwamatsu at {nigauri.org / debian.org} GPG ID: 40AD1FA6