diff options
Diffstat (limited to 'drivers/spi/spi-lp8841-rtc.c')
| -rw-r--r-- | drivers/spi/spi-lp8841-rtc.c | 56 |
1 files changed, 28 insertions, 28 deletions
diff --git a/drivers/spi/spi-lp8841-rtc.c b/drivers/spi/spi-lp8841-rtc.c index b357461f1..382e2a69f 100644 --- a/drivers/spi/spi-lp8841-rtc.c +++ b/drivers/spi/spi-lp8841-rtc.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-or-later /* - * SPI master driver for ICP DAS LP-8841 RTC + * SPI host driver for ICP DAS LP-8841 RTC * * Copyright (C) 2016 Sergei Ianovich * @@ -73,13 +73,13 @@ bitbang_txrx_be_cpha0_lsb(struct spi_lp8841_rtc *data, /* clock starts at inactive polarity */ for (; likely(bits); bits--) { - /* setup LSB (to slave) on leading edge */ + /* setup LSB (to target) on leading edge */ if ((flags & SPI_CONTROLLER_NO_TX) == 0) setmosi(data, (word & 1)); usleep_range(usecs, usecs + 1); /* T(setup) */ - /* sample LSB (from slave) on trailing edge */ + /* sample LSB (from target) on trailing edge */ word >>= 1; if ((flags & SPI_CONTROLLER_NO_RX) == 0) word |= (getmiso(data) << 31); @@ -95,11 +95,11 @@ bitbang_txrx_be_cpha0_lsb(struct spi_lp8841_rtc *data, } static int -spi_lp8841_rtc_transfer_one(struct spi_master *master, +spi_lp8841_rtc_transfer_one(struct spi_controller *host, struct spi_device *spi, struct spi_transfer *t) { - struct spi_lp8841_rtc *data = spi_master_get_devdata(master); + struct spi_lp8841_rtc *data = spi_controller_get_devdata(host); unsigned count = t->len; const u8 *tx = t->tx_buf; u8 *rx = t->rx_buf; @@ -128,7 +128,7 @@ spi_lp8841_rtc_transfer_one(struct spi_master *master, ret = -EINVAL; } - spi_finalize_current_transfer(master); + spi_finalize_current_transfer(host); return ret; } @@ -136,7 +136,7 @@ spi_lp8841_rtc_transfer_one(struct spi_master *master, static void spi_lp8841_rtc_set_cs(struct spi_device *spi, bool enable) { - struct spi_lp8841_rtc *data = spi_master_get_devdata(spi->master); + struct spi_lp8841_rtc *data = spi_controller_get_devdata(spi->controller); data->state = 0; writeb(data->state, data->iomem); @@ -182,48 +182,48 @@ static int spi_lp8841_rtc_probe(struct platform_device *pdev) { int ret; - struct spi_master *master; + struct spi_controller *host; struct spi_lp8841_rtc *data; - master = spi_alloc_master(&pdev->dev, sizeof(*data)); - if (!master) + host = spi_alloc_host(&pdev->dev, sizeof(*data)); + if (!host) return -ENOMEM; - platform_set_drvdata(pdev, master); + platform_set_drvdata(pdev, host); - master->flags = SPI_CONTROLLER_HALF_DUPLEX; - master->mode_bits = SPI_CS_HIGH | SPI_3WIRE | SPI_LSB_FIRST; + host->flags = SPI_CONTROLLER_HALF_DUPLEX; + host->mode_bits = SPI_CS_HIGH | SPI_3WIRE | SPI_LSB_FIRST; - master->bus_num = pdev->id; - master->num_chipselect = 1; - master->setup = spi_lp8841_rtc_setup; - master->set_cs = spi_lp8841_rtc_set_cs; - master->transfer_one = spi_lp8841_rtc_transfer_one; - master->bits_per_word_mask = SPI_BPW_MASK(8); + host->bus_num = pdev->id; + host->num_chipselect = 1; + host->setup = spi_lp8841_rtc_setup; + host->set_cs = spi_lp8841_rtc_set_cs; + host->transfer_one = spi_lp8841_rtc_transfer_one; + host->bits_per_word_mask = SPI_BPW_MASK(8); #ifdef CONFIG_OF - master->dev.of_node = pdev->dev.of_node; + host->dev.of_node = pdev->dev.of_node; #endif - data = spi_master_get_devdata(master); + data = spi_controller_get_devdata(host); data->iomem = devm_platform_ioremap_resource(pdev, 0); ret = PTR_ERR_OR_ZERO(data->iomem); if (ret) { dev_err(&pdev->dev, "failed to get IO address\n"); - goto err_put_master; + goto err_put_host; } /* register with the SPI framework */ - ret = devm_spi_register_master(&pdev->dev, master); + ret = devm_spi_register_controller(&pdev->dev, host); if (ret) { - dev_err(&pdev->dev, "cannot register spi master\n"); - goto err_put_master; + dev_err(&pdev->dev, "cannot register spi host\n"); + goto err_put_host; } return ret; -err_put_master: - spi_master_put(master); +err_put_host: + spi_controller_put(host); return ret; } @@ -239,6 +239,6 @@ static struct platform_driver spi_lp8841_rtc_driver = { }; module_platform_driver(spi_lp8841_rtc_driver); -MODULE_DESCRIPTION("SPI master driver for ICP DAS LP-8841 RTC"); +MODULE_DESCRIPTION("SPI host driver for ICP DAS LP-8841 RTC"); MODULE_AUTHOR("Sergei Ianovich"); MODULE_LICENSE("GPL"); |