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FMC DEL 1ns 4cha - Software
Commit cf4a7685 authored by Alessandro Rubini's avatar Alessandro Rubini
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kernel: remove CS_NONE for spi, an old leftover 

Signed-off-by: Alessandro Rubini's avatarAlessandro Rubini <rubini@gnudd.com>
parent e33a615f
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Showing with 0 additions and 7 deletions
kernel/fine-delay.h
View file @ cf4a7685
...@@ -280,7 +280,6 @@ enum fd_acam_modes { ...@@ -280,7 +280,6 @@ enum fd_acam_modes {
#define FD_CS_DAC 0 /* DAC for VCXO */ #define FD_CS_DAC 0 /* DAC for VCXO */
#define FD_CS_PLL 1 /* AD9516 PLL */ #define FD_CS_PLL 1 /* AD9516 PLL */
#define FD_CS_GPIO 2 /* MCP23S17 GPIO */ #define FD_CS_GPIO 2 /* MCP23S17 GPIO */
#define FD_CS_NONE 3 /* Unconnected, used as a delay */
/* MCP23S17 register addresses (only ones which are used by the lib) */ /* MCP23S17 register addresses (only ones which are used by the lib) */
#define FD_MCP_IODIR 0x00 #define FD_MCP_IODIR 0x00
......
kernel/gpio.c
View file @ cf4a7685
...@@ -21,9 +21,6 @@ static int gpio_writel(struct fd_dev *fd, int val, int reg) ...@@ -21,9 +21,6 @@ static int gpio_writel(struct fd_dev *fd, int val, int reg)
int rval = fd_spi_xfer(fd, FD_CS_GPIO, 24, int rval = fd_spi_xfer(fd, FD_CS_GPIO, 24,
0x4e0000 | (reg << 8) | val, NULL); 0x4e0000 | (reg << 8) | val, NULL);
fd_spi_xfer(fd, FD_CS_NONE, 24,
0, NULL);
return rval; return rval;
} }
...@@ -35,9 +32,6 @@ static int gpio_readl(struct fd_dev *fd, int reg) ...@@ -35,9 +32,6 @@ static int gpio_readl(struct fd_dev *fd, int reg)
err = fd_spi_xfer(fd, FD_CS_GPIO, 24, err = fd_spi_xfer(fd, FD_CS_GPIO, 24,
0x4f0000 | (reg << 8), &ret); 0x4f0000 | (reg << 8), &ret);
fd_spi_xfer(fd, FD_CS_NONE, 24,
0, NULL);
if (err < 0) if (err < 0)
return err; return err;
return ret & 0xff; return ret & 0xff;
......
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