Searched refs:rsd_nsecs (Results 1 – 2 of 2) sorted by relevance
| /OK3568_Linux_fs/u-boot/drivers/spi/ |
| H A D | rk_spi.c | 200 u32 rsd_nsecs; in rockchip_spi_ofdata_to_platdata() local
219 rsd_nsecs = dev_read_u32_default(bus, "rx-sample-delay-ns", 0); in rockchip_spi_ofdata_to_platdata()
220 if (rsd_nsecs > 0) { in rockchip_spi_ofdata_to_platdata()
225 rsd = DIV_ROUND_CLOSEST(rsd_nsecs * (spi_clk >> 8), 1000000000 >> 8); in rockchip_spi_ofdata_to_platdata()
227 pr_err("SPI spi_clk %dHz are too slow to express %u ns delay\n", spi_clk, rsd_nsecs); in rockchip_spi_ofdata_to_platdata()
231 spi_clk, rsd_nsecs, SPI_CR0_RSD_MAX * 1000000000U / spi_clk); in rockchip_spi_ofdata_to_platdata()
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| /OK3568_Linux_fs/kernel/drivers/spi/ |
| H A D | spi-rockchip.c | 978 u32 rsd_nsecs, num_cs, csm; in rockchip_spi_probe() local
1072 if (!device_property_read_u32(&pdev->dev, "rx-sample-delay-ns", &rsd_nsecs)) { in rockchip_spi_probe()
1074 u32 rsd = DIV_ROUND_CLOSEST(rsd_nsecs * (rs->freq >> 8), in rockchip_spi_probe()
1078 rs->freq, rsd_nsecs); in rockchip_spi_probe()
1082 rs->freq, rsd_nsecs, in rockchip_spi_probe()
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