diff options
| author | Miquel Raynal <miquel.raynal@bootlin.com> | 2018-07-13 15:44:45 +0200 |
|---|---|---|
| committer | Stephen Boyd <sboyd@kernel.org> | 2018-08-31 10:47:48 -0700 |
| commit | d9d95e78cff80c3fe43e757ba90644cd766302ac (patch) | |
| tree | 24378146e7eee168fb3b5115bc97997f1a319e76 /drivers/clk/mvebu | |
| parent | 5b394b2ddf0347bef56e50c69a58773c94343ff3 (diff) | |
clk: mvebu: armada-37xx-periph: save the IP base address in the driver data
Prepare the introduction of suspend/resume hooks by having an easy way
to access all the registers in one go just from a device: add the IP
base address in the driver data.
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/mvebu')
| -rw-r--r-- | drivers/clk/mvebu/armada-37xx-periph.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/clk/mvebu/armada-37xx-periph.c b/drivers/clk/mvebu/armada-37xx-periph.c index 499f5962c8b0..78048c2e3774 100644 --- a/drivers/clk/mvebu/armada-37xx-periph.c +++ b/drivers/clk/mvebu/armada-37xx-periph.c @@ -56,6 +56,7 @@ struct clk_periph_driver_data { struct clk_hw_onecell_data *hw_data; spinlock_t lock; + void __iomem *reg; }; struct clk_double_div { @@ -680,7 +681,6 @@ static int armada_3700_periph_clock_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; int num_periph = 0, i, ret; struct resource *res; - void __iomem *reg; data = of_device_get_match_data(dev); if (!data) @@ -689,11 +689,6 @@ static int armada_3700_periph_clock_probe(struct platform_device *pdev) while (data[num_periph].name) num_periph++; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - reg = devm_ioremap_resource(dev, res); - if (IS_ERR(reg)) - return PTR_ERR(reg); - driver_data = devm_kzalloc(dev, sizeof(*driver_data), GFP_KERNEL); if (!driver_data) return -ENOMEM; @@ -706,12 +701,16 @@ static int armada_3700_periph_clock_probe(struct platform_device *pdev) return -ENOMEM; driver_data->hw_data->num = num_periph; + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + driver_data->reg = devm_ioremap_resource(dev, res); + if (IS_ERR(driver_data->reg)) + return PTR_ERR(driver_data->reg); + spin_lock_init(&driver_data->lock); for (i = 0; i < num_periph; i++) { struct clk_hw **hw = &driver_data->hw_data->hws[i]; - - if (armada_3700_add_composite_clk(&data[i], reg, + if (armada_3700_add_composite_clk(&data[i], driver_data->reg, &driver_data->lock, dev, hw)) dev_err(dev, "Can't register periph clock %s\n", data[i].name); |