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path: root/drivers/i2c/busses/i2c-designware-platdrv.c
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Diffstat (limited to 'drivers/i2c/busses/i2c-designware-platdrv.c')
-rw-r--r--drivers/i2c/busses/i2c-designware-platdrv.c29
1 files changed, 3 insertions, 26 deletions
diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
index 153b947702c5..5660daf6c92e 100644
--- a/drivers/i2c/busses/i2c-designware-platdrv.c
+++ b/drivers/i2c/busses/i2c-designware-platdrv.c
@@ -202,29 +202,6 @@ static void i2c_dw_configure_slave(struct dw_i2c_dev *dev)
DW_IC_CON_RESTART_EN | DW_IC_CON_STOP_DET_IFADDRESSED;
dev->mode = DW_IC_SLAVE;
-
- switch (dev->clk_freq) {
- case 100000:
- dev->slave_cfg |= DW_IC_CON_SPEED_STD;
- break;
- case 3400000:
- dev->slave_cfg |= DW_IC_CON_SPEED_HIGH;
- break;
- default:
- dev->slave_cfg |= DW_IC_CON_SPEED_FAST;
- }
-}
-
-static int i2c_dw_plat_prepare_clk(struct dw_i2c_dev *i_dev, bool prepare)
-{
- if (IS_ERR(i_dev->clk))
- return PTR_ERR(i_dev->clk);
-
- if (prepare)
- return clk_prepare_enable(i_dev->clk);
-
- clk_disable_unprepare(i_dev->clk);
- return 0;
}
static void dw_i2c_set_fifo_size(struct dw_i2c_dev *dev, int id)
@@ -356,7 +333,7 @@ static int dw_i2c_plat_probe(struct platform_device *pdev)
i2c_dw_configure_master(dev);
dev->clk = devm_clk_get(&pdev->dev, NULL);
- if (!i2c_dw_plat_prepare_clk(dev, true)) {
+ if (!i2c_dw_prepare_clk(dev, true)) {
dev->get_clk_rate_khz = i2c_dw_get_clk_rate_khz;
if (!dev->sda_hold_time && ht)
@@ -472,7 +449,7 @@ static int dw_i2c_plat_suspend(struct device *dev)
struct dw_i2c_dev *i_dev = dev_get_drvdata(dev);
i_dev->disable(i_dev);
- i2c_dw_plat_prepare_clk(i_dev, false);
+ i2c_dw_prepare_clk(i_dev, false);
return 0;
}
@@ -481,7 +458,7 @@ static int dw_i2c_plat_resume(struct device *dev)
{
struct dw_i2c_dev *i_dev = dev_get_drvdata(dev);
- i2c_dw_plat_prepare_clk(i_dev, true);
+ i2c_dw_prepare_clk(i_dev, true);
i_dev->init(i_dev);
return 0;