diff --git a/drivers/media/platform/nxp/imx-mipi-csis.c b/drivers/media/platform/nxp/imx-mipi-csis.c index 77f1bf05b520..e1588990beda 100644 --- a/drivers/media/platform/nxp/imx-mipi-csis.c +++ b/drivers/media/platform/nxp/imx-mipi-csis.c @@ -229,8 +229,6 @@ #define MIPI_CSIS_PKTDATA_EVEN 0x3000 #define MIPI_CSIS_PKTDATA_SIZE SZ_4K -#define DEFAULT_SCLK_CSIS_FREQ 166000000UL - struct mipi_csis_event { bool debug; u32 mask; @@ -707,12 +705,17 @@ static int mipi_csis_clk_get(struct mipi_csis_device *csis) if (ret < 0) return ret; - /* Set clock rate */ - ret = clk_set_rate(csis->clks[MIPI_CSIS_CLK_WRAP].clk, - csis->clk_frequency); - if (ret < 0) - dev_err(csis->dev, "set rate=%d failed: %d\n", - csis->clk_frequency, ret); + if (csis->clk_frequency) { + /* + * Set the clock rate. This is deprecated, for backward + * compatibility with old device trees. + */ + ret = clk_set_rate(csis->clks[MIPI_CSIS_CLK_WRAP].clk, + csis->clk_frequency); + if (ret < 0) + dev_err(csis->dev, "set rate=%d failed: %d\n", + csis->clk_frequency, ret); + } return ret; } @@ -1416,9 +1419,7 @@ static int mipi_csis_parse_dt(struct mipi_csis_device *csis) { struct device_node *node = csis->dev->of_node; - if (of_property_read_u32(node, "clock-frequency", - &csis->clk_frequency)) - csis->clk_frequency = DEFAULT_SCLK_CSIS_FREQ; + of_property_read_u32(node, "clock-frequency", &csis->clk_frequency); return 0; }