On Wed, 2014-03-12 at 17:00 +0530, Yadwinder Singh Brar wrote:
> On Mon, Mar 10, 2014 at 6:04 PM, Krzysztof Kozlowski
> <k.kozlowski@xxxxxxxxxxx> wrote:
> > This patch adds support for S2MPS14 PMIC clocks (BT and AP) to the
> > s2mps11 clock driver.
> >
> > Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> > ---
>
> Reviewed-by: Yadwinder Singh Brar <yadi.brar@xxxxxxxxxxx>
>
> Just a trivial thing, Kconfig description can also be updated.
Thanks for review.
I'll update the Kconfig in next version as I want also to change
sec-core driver after Lee's comment.
Best regards,
Krzysztof
>
> Regards,
> Yadwinder
>
> > drivers/clk/clk-s2mps11.c | 61 ++++++++++++++++++++++++++++++++++-----------
> > 1 file changed, 46 insertions(+), 15 deletions(-)
> >
> > diff --git a/drivers/clk/clk-s2mps11.c b/drivers/clk/clk-s2mps11.c
> > index 508875535e1e..8dafb552274f 100644
> > --- a/drivers/clk/clk-s2mps11.c
> > +++ b/drivers/clk/clk-s2mps11.c
> > @@ -1,7 +1,7 @@
> > /*
> > * clk-s2mps11.c - Clock driver for S2MPS11.
> > *
> > - * Copyright (C) 2013 Samsung Electornics
> > + * Copyright (C) 2013,2014 Samsung Electornics
> > *
> > * This program is free software; you can redistribute it and/or modify it
> > * under the terms of the GNU General Public License as published by the
> > @@ -13,10 +13,6 @@
> > * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> > * GNU General Public License for more details.
> > *
> > - * You should have received a copy of the GNU General Public License
> > - * along with this program; if not, write to the Free Software
> > - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
> > - *
> > */
> >
> > #include <linux/module.h>
> > @@ -27,6 +23,7 @@
> > #include <linux/clk-provider.h>
> > #include <linux/platform_device.h>
> > #include <linux/mfd/samsung/s2mps11.h>
> > +#include <linux/mfd/samsung/s2mps14.h>
> > #include <linux/mfd/samsung/s5m8767.h>
> > #include <linux/mfd/samsung/core.h>
> >
> > @@ -125,7 +122,21 @@ static struct clk_init_data s2mps11_clks_init[S2MPS11_CLKS_NUM] = {
> > },
> > };
> >
> > -static struct device_node *s2mps11_clk_parse_dt(struct platform_device *pdev)
> > +static struct clk_init_data s2mps14_clks_init[S2MPS11_CLKS_NUM] = {
> > + [S2MPS11_CLK_AP] = {
> > + .name = "s2mps14_ap",
> > + .ops = &s2mps11_clk_ops,
> > + .flags = CLK_IS_ROOT,
> > + },
> > + [S2MPS11_CLK_BT] = {
> > + .name = "s2mps14_bt",
> > + .ops = &s2mps11_clk_ops,
> > + .flags = CLK_IS_ROOT,
> > + },
> > +};
> > +
> > +static struct device_node *s2mps11_clk_parse_dt(struct platform_device *pdev,
> > + struct clk_init_data *clks_init)
> > {
> > struct sec_pmic_dev *iodev = dev_get_drvdata(pdev->dev.parent);
> > struct device_node *clk_np;
> > @@ -145,9 +156,12 @@ static struct device_node *s2mps11_clk_parse_dt(struct platform_device *pdev)
> > if (!clk_table)
> > return ERR_PTR(-ENOMEM);
> >
> > - for (i = 0; i < S2MPS11_CLKS_NUM; i++)
> > + for (i = 0; i < S2MPS11_CLKS_NUM; i++) {
> > + if (!clks_init[i].name)
> > + continue; /* Skip clocks not present in some devices */
> > of_property_read_string_index(clk_np, "clock-output-names", i,
> > - &s2mps11_clks_init[i].name);
> > + &clks_init[i].name);
> > + }
> >
> > return clk_np;
> > }
> > @@ -158,6 +172,7 @@ static int s2mps11_clk_probe(struct platform_device *pdev)
> > struct s2mps11_clk *s2mps11_clks, *s2mps11_clk;
> > struct device_node *clk_np = NULL;
> > unsigned int s2mps11_reg;
> > + struct clk_init_data *clks_init;
> > int i, ret = 0;
> > u32 val;
> >
> > @@ -168,25 +183,33 @@ static int s2mps11_clk_probe(struct platform_device *pdev)
> >
> > s2mps11_clk = s2mps11_clks;
> >
> > - clk_np = s2mps11_clk_parse_dt(pdev);
> > - if (IS_ERR(clk_np))
> > - return PTR_ERR(clk_np);
> > -
> > switch (platform_get_device_id(pdev)->driver_data) {
> > case S2MPS11X:
> > s2mps11_reg = S2MPS11_REG_RTC_CTRL;
> > + clks_init = s2mps11_clks_init;
> > + break;
> > + case S2MPS14X:
> > + s2mps11_reg = S2MPS14_REG_RTCCTRL;
> > + clks_init = s2mps14_clks_init;
> > break;
> > case S5M8767X:
> > s2mps11_reg = S5M8767_REG_CTRL1;
> > + clks_init = s2mps11_clks_init;
> > break;
> > default:
> > dev_err(&pdev->dev, "Invalid device type\n");
> > return -EINVAL;
> > };
> >
> > + clk_np = s2mps11_clk_parse_dt(pdev, clks_init);
> > + if (IS_ERR(clk_np))
> > + return PTR_ERR(clk_np);
> > +
> > for (i = 0; i < S2MPS11_CLKS_NUM; i++, s2mps11_clk++) {
> > + if (!clks_init[i].name)
> > + continue; /* Skip clocks not present in some devices */
> > s2mps11_clk->iodev = iodev;
> > - s2mps11_clk->hw.init = &s2mps11_clks_init[i];
> > + s2mps11_clk->hw.init = &clks_init[i];
> > s2mps11_clk->mask = 1 << i;
> > s2mps11_clk->reg = s2mps11_reg;
> >
> > @@ -220,8 +243,12 @@ static int s2mps11_clk_probe(struct platform_device *pdev)
> > }
> >
> > if (clk_table) {
> > - for (i = 0; i < S2MPS11_CLKS_NUM; i++)
> > + for (i = 0; i < S2MPS11_CLKS_NUM; i++) {
> > + /* Skip clocks not present on S2MPS14 */
> > + if (!clks_init[i].name)
> > + continue;
> > clk_table[i] = s2mps11_clks[i].clk;
> > + }
> >
> > clk_data.clks = clk_table;
> > clk_data.clk_num = S2MPS11_CLKS_NUM;
> > @@ -250,14 +277,18 @@ static int s2mps11_clk_remove(struct platform_device *pdev)
> > struct s2mps11_clk *s2mps11_clks = platform_get_drvdata(pdev);
> > int i;
> >
> > - for (i = 0; i < S2MPS11_CLKS_NUM; i++)
> > + for (i = 0; i < S2MPS11_CLKS_NUM; i++) {
> > + if (!s2mps11_clks[i].lookup)
> > + continue; /* Skip clocks not present in some devices */
> > clkdev_drop(s2mps11_clks[i].lookup);
> > + }
> >
> > return 0;
> > }
> >
> > static const struct platform_device_id s2mps11_clk_id[] = {
> > { "s2mps11-clk", S2MPS11X},
> > + { "s2mps14-clk", S2MPS14X},
> > { "s5m8767-clk", S5M8767X},
> > { },
> > };
> > --
> > 1.7.9.5
> >
> > --
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