dm: spi: Remove SPI_INIT feature

This feature provides for init of a single SPI port for the soft SPI
feature. It is not really compatible with driver model since it assumes a
single SPI port. Also, inserting SPI init into the driver by means of
a #define is not very nice.

This feature is not used by any active boards, so let's remove it.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
This commit is contained in:
Simon Glass 2014-10-13 23:41:59 -06:00
parent a666f39e4e
commit 44ba6b0ecc
4 changed files with 0 additions and 8 deletions

View File

@ -42,11 +42,6 @@ static inline struct soft_spi_slave *to_soft_spi(struct spi_slave *slave)
*/
void spi_init (void)
{
#ifdef SPI_INIT
volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
SPI_INIT;
#endif
}
struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,

View File

@ -194,7 +194,6 @@
#define CONFIG_SOFT_SPI_GPIO_CS EXYNOS4_GPIO_Y43
#define SPI_DELAY udelay(1)
#undef SPI_INIT
#define SPI_SCL(bit) universal_spi_scl(bit)
#define SPI_SDA(bit) universal_spi_sda(bit)
#define SPI_READ universal_spi_read()

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@ -259,7 +259,6 @@
#define I2C_MOSI 0x00004000 /* PD 17: Master Out, Slave In */
#define I2C_MISO 0x00008000 /* PD 16: Master In, Slave Out */
#undef SPI_INIT /* no port initialization needed */
#define SPI_READ ((immr->im_ioport.iop_pdatd & I2C_MISO) != 0)
#define SPI_SDA(bit) do { \
if(bit) immr->im_ioport.iop_pdatd |= I2C_MOSI; \

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@ -99,7 +99,6 @@
#define CONFIG_VIDEO_BMP_GZIP
#define CONFIG_VIDEO_BMP_RLE8
#define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE (2 << 20)
#undef SPI_INIT
#define SPI_DELAY udelay(10)
#define SPI_SDA(val) zipitz2_spi_sda(val)