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Commit 17c49e53 authored by Mark Brown's avatar Mark Brown
Browse files

Merge remote-tracking branches 'spi/topic/pxa', 'spi/topic/pxa2xx',... 

Merge remote-tracking branches 'spi/topic/pxa', 'spi/topic/pxa2xx', 'spi/topic/qup', 'spi/topic/rockchip' and 'spi/topic/sh' into spi-next
parents 817ef6e6 128345b1 c18d925f 88a19814 04b37d2d 345fef75

Documentation/devicetree/bindings/spi/spi-rockchip.txt

+1 −0
Original line number Diff line number Diff line
@@ -6,6 +6,7 @@ and display controllers using the SPI communication interface. 
Required Properties:



- compatible: should be one of the following.

    "rockchip,rv1108-spi" for rv1108 SoCs.

    "rockchip,rk3036-spi" for rk3036 SoCS.

    "rockchip,rk3066-spi" for rk3066 SoCs.

    "rockchip,rk3188-spi" for rk3188 SoCs.

drivers/spi/Kconfig

+2 −2
Original line number Diff line number Diff line
@@ -517,8 +517,8 @@ config SPI_PPC4xx 


config SPI_PXA2XX

	tristate "PXA2xx SSP SPI master"

	depends on (ARCH_PXA || PCI || ACPI)

	select PXA_SSP if ARCH_PXA

	depends on (ARCH_PXA || ARCH_MMP || PCI || ACPI)

	select PXA_SSP if ARCH_PXA || ARCH_MMP

	help

	  This enables using a PXA2xx or Sodaville SSP port as a SPI master

	  controller. The driver can be configured to use any SSP port and

drivers/spi/spi-pxa2xx.c

+17 −18
Original line number Diff line number Diff line
@@ -402,8 +402,8 @@ static void cs_assert(struct driver_data *drv_data) 
		return;

	}



	if (gpio_is_valid(chip->gpio_cs)) {

		gpio_set_value(chip->gpio_cs, chip->gpio_cs_inverted);

	if (chip->gpiod_cs) {

		gpiod_set_value(chip->gpiod_cs, chip->gpio_cs_inverted);

		return;

	}
@@ -424,8 +424,8 @@ static void cs_deassert(struct driver_data *drv_data) 
		return;

	}



	if (gpio_is_valid(chip->gpio_cs)) {

		gpio_set_value(chip->gpio_cs, !chip->gpio_cs_inverted);

	if (chip->gpiod_cs) {

		gpiod_set_value(chip->gpiod_cs, !chip->gpio_cs_inverted);

		return;

	}
@@ -1213,17 +1213,16 @@ static int setup_cs(struct spi_device *spi, struct chip_data *chip, 
		    struct pxa2xx_spi_chip *chip_info)

{

	struct driver_data *drv_data = spi_master_get_devdata(spi->master);

	struct gpio_desc *gpiod;

	int err = 0;



	if (chip == NULL)

		return 0;



	if (drv_data->cs_gpiods) {

		struct gpio_desc *gpiod;



		gpiod = drv_data->cs_gpiods[spi->chip_select];

		if (gpiod) {

			chip->gpio_cs = desc_to_gpio(gpiod);

			chip->gpiod_cs = gpiod;

			chip->gpio_cs_inverted = spi->mode & SPI_CS_HIGH;

			gpiod_set_value(gpiod, chip->gpio_cs_inverted);

		}
@@ -1237,8 +1236,10 @@ static int setup_cs(struct spi_device *spi, struct chip_data *chip, 
	/* NOTE: setup() can be called multiple times, possibly with

	 * different chip_info, release previously requested GPIO

	 */

	if (gpio_is_valid(chip->gpio_cs))

		gpio_free(chip->gpio_cs);

	if (chip->gpiod_cs) {

		gpio_free(desc_to_gpio(chip->gpiod_cs));

		chip->gpiod_cs = NULL;

	}



	/* If (*cs_control) is provided, ignore GPIO chip select */

	if (chip_info->cs_control) {
@@ -1254,11 +1255,11 @@ static int setup_cs(struct spi_device *spi, struct chip_data *chip, 
			return err;

		}



		chip->gpio_cs = chip_info->gpio_cs;

		gpiod = gpio_to_desc(chip_info->gpio_cs);

		chip->gpiod_cs = gpiod;

		chip->gpio_cs_inverted = spi->mode & SPI_CS_HIGH;



		err = gpio_direction_output(chip->gpio_cs,

					!chip->gpio_cs_inverted);

		err = gpiod_direction_output(gpiod, !chip->gpio_cs_inverted);

	}



	return err;
@@ -1317,8 +1318,7 @@ static int setup(struct spi_device *spi) 
			}



			chip->frm = spi->chip_select;

		} else

			chip->gpio_cs = -1;

		}

		chip->enable_dma = drv_data->master_info->enable_dma;

		chip->timeout = TIMOUT_DFLT;

	}
@@ -1416,8 +1416,8 @@ static void cleanup(struct spi_device *spi) 
		return;



	if (drv_data->ssp_type != CE4100_SSP && !drv_data->cs_gpiods &&

	    gpio_is_valid(chip->gpio_cs))

		gpio_free(chip->gpio_cs);

	    chip->gpiod_cs)

		gpio_free(desc_to_gpio(chip->gpiod_cs));



	kfree(chip);

}
@@ -1769,8 +1769,7 @@ static int pxa2xx_spi_probe(struct platform_device *pdev) 
		for (i = 0; i < master->num_chipselect; i++) {

			struct gpio_desc *gpiod;



			gpiod = devm_gpiod_get_index(dev, "cs", i,

						     GPIOD_OUT_HIGH);

			gpiod = devm_gpiod_get_index(dev, "cs", i, GPIOD_ASIS);

			if (IS_ERR(gpiod)) {

				/* Means use native chip select */

				if (PTR_ERR(gpiod) == -ENOENT)

drivers/spi/spi-pxa2xx.h

+1 −1
Original line number Diff line number Diff line
@@ -83,7 +83,7 @@ struct chip_data { 
	u16 lpss_tx_threshold;

	u8 enable_dma;

	union {

		int gpio_cs;

		struct gpio_desc *gpiod_cs;

		unsigned int frm;

	};

	int gpio_cs_inverted;

drivers/spi/spi-qup.c

+390 −174

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