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clk: imx: scu: remove the calling of device_is_bound 

The device_is_bound() is invisible to drivers when built as modules.
It's also not aimed to be used by drivers according to Greg K.H.
Let's remove it from clk-scu driver and find another way to do proper
driver loading sequence.

Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Sascha Hauer <kernel@pengutronix.de>
Cc: Stephen Boyd <sboyd@kernel.org>
Fixes: 77d8f3068c ("clk: imx: scu: add two cells binding support")
Reported-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Dong Aisheng 2020-11-19 19:43:02 +08:00 committed by Shawn Guo
parent 550b562a15
commit 43d2479687
1 changed files with 4 additions and 11 deletions
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15
drivers/clk/imx/clk-scu.c
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@ -153,7 +153,6 @@ static inline struct clk_scu *to_clk_scu(struct clk_hw *hw)
int imx_clk_scu_init(struct device_node *np)
{
struct platform_device *pd_dev;
u32 clk_cells;
int ret, i;
@ -166,17 +165,11 @@ int imx_clk_scu_init(struct device_node *np)
if (clk_cells == 2) {
for (i = 0; i < IMX_SC_R_LAST; i++)
INIT_LIST_HEAD(&imx_scu_clks[i]);
/*
* Note: SCU clock driver depends on SCU power domain to be ready
* first. As there're no power domains under scu clock node in dts,
* we can't use PROBE_DEFER automatically.
*/
/* pd_np will be used to attach power domains later */
pd_np = of_find_compatible_node(NULL, NULL, "fsl,scu-pd");
pd_dev = of_find_device_by_node(pd_np);
if (!pd_dev || !device_is_bound(&pd_dev->dev)) {
of_node_put(pd_np);
return -EPROBE_DEFER;
}
if (!pd_np)
return -EINVAL;
}
return platform_driver_register(&imx_clk_scu_driver);