diff options
Diffstat (limited to 'drivers/staging/gs_fpgaboot/io.c')
-rw-r--r-- | drivers/staging/gs_fpgaboot/io.c | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/drivers/staging/gs_fpgaboot/io.c b/drivers/staging/gs_fpgaboot/io.c deleted file mode 100644 index 80903ec36b76..000000000000 --- a/drivers/staging/gs_fpgaboot/io.c +++ /dev/null @@ -1,105 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/types.h> -#include <linux/device.h> -#include <linux/string.h> -#include <linux/slab.h> -#include <linux/fs.h> -#include <linux/platform_device.h> -#include <linux/of.h> -#include <linux/of_address.h> -#include <linux/firmware.h> -#include <linux/io.h> - -#include "io.h" - -static inline void byte0_out(unsigned char data); -static inline void byte1_out(unsigned char data); -static inline void xl_cclk_b(int32_t i); - -/* Assert and Deassert CCLK */ -void xl_shift_cclk(int count) -{ - int i; - - for (i = 0; i < count; i++) { - xl_cclk_b(1); - xl_cclk_b(0); - } -} - -int xl_supported_prog_bus_width(enum wbus bus_bytes) -{ - switch (bus_bytes) { - case bus_1byte: - break; - case bus_2byte: - break; - default: - pr_err("unsupported program bus width %d\n", bus_bytes); - return 0; - } - - return 1; -} - -/* Serialize byte and clock each bit on target's DIN and CCLK pins */ -void xl_shift_bytes_out(enum wbus bus_byte, unsigned char *pdata) -{ - /* - * supports 1 and 2 bytes programming mode - */ - if (likely(bus_byte == bus_2byte)) - byte0_out(pdata[0]); - - byte1_out(pdata[1]); - xl_shift_cclk(1); -} - -/* - * generic bit swap for xilinx SYSTEMMAP FPGA programming - */ -void xl_program_b(int32_t i) -{ -} - -void xl_rdwr_b(int32_t i) -{ -} - -void xl_csi_b(int32_t i) -{ -} - -int xl_get_init_b(void) -{ - return -1; -} - -int xl_get_done_b(void) -{ - return -1; -} - -static inline void byte0_out(unsigned char data) -{ -} - -static inline void byte1_out(unsigned char data) -{ -} - -static inline void xl_cclk_b(int32_t i) -{ -} - -/* - * configurable per device type for different I/O config - */ -int xl_init_io(void) -{ - return -1; -} |