From 7f3a4257159dea8e7ef66d1a539dc6df708b8ed3 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 7 Aug 2024 15:17:46 +0200 Subject: Adding upstream version 6.10.3. Signed-off-by: Daniel Baumann --- drivers/spi/spi-pxa2xx.h | 42 ++++++++++++++++++++++-------------------- 1 file changed, 22 insertions(+), 20 deletions(-) (limited to 'drivers/spi/spi-pxa2xx.h') diff --git a/drivers/spi/spi-pxa2xx.h b/drivers/spi/spi-pxa2xx.h index 45cdbbc71c..93e1e471e1 100644 --- a/drivers/spi/spi-pxa2xx.h +++ b/drivers/spi/spi-pxa2xx.h @@ -7,15 +7,34 @@ #ifndef SPI_PXA2XX_H #define SPI_PXA2XX_H -#include -#include +#include +#include #include #include #include struct gpio_desc; -struct pxa2xx_spi_controller; + +/* + * The platform data for SSP controller devices + * (resides in device.platform_data). + */ +struct pxa2xx_spi_controller { + u8 num_chipselect; + u8 enable_dma; + u8 dma_burst_size; + bool is_target; + + /* DMA engine specific config */ + dma_filter_fn dma_filter; + void *tx_param; + void *rx_param; + + /* For non-PXA arches */ + struct ssp_device ssp; +}; + struct spi_controller; struct spi_device; struct spi_transfer; @@ -56,18 +75,6 @@ struct driver_data { struct gpio_desc *gpiod_ready; }; -struct chip_data { - u32 cr1; - u32 dds_rate; - u32 timeout; - u8 enable_dma; - u32 dma_burst_size; - u32 dma_threshold; - u32 threshold; - u16 lpss_rx_threshold; - u16 lpss_tx_threshold; -}; - static inline u32 pxa2xx_spi_read(const struct driver_data *drv_data, u32 reg) { return pxa_ssp_read_reg(drv_data->ssp, reg); @@ -123,10 +130,5 @@ extern void pxa2xx_spi_dma_start(struct driver_data *drv_data); extern void pxa2xx_spi_dma_stop(struct driver_data *drv_data); extern int pxa2xx_spi_dma_setup(struct driver_data *drv_data); extern void pxa2xx_spi_dma_release(struct driver_data *drv_data); -extern int pxa2xx_spi_set_dma_burst_and_threshold(struct chip_data *chip, - struct spi_device *spi, - u8 bits_per_word, - u32 *burst_code, - u32 *threshold); #endif /* SPI_PXA2XX_H */ -- cgit v1.2.3