Home
last modified time | relevance | path

Searched full:init_b (Results 1 – 6 of 6) sorted by relevance

/openbmc/linux/drivers/fpga/
H A Dxilinx-spi.c26 struct gpio_desc *init_b; member
52 * wait_for_init_b - wait for the INIT_B pin to have a given state, or wait
56 * @value: Value INIT_B to wait for (1 = asserted = low)
57 * @alt_udelay: Delay to wait if the INIT_B GPIO is not available
59 * Returns 0 when the INIT_B GPIO reached the given state or -ETIMEDOUT if
60 * too much time passed waiting for that. If no INIT_B GPIO is available
69 if (conf->init_b) { in wait_for_init_b()
71 int ret = gpiod_get_value(conf->init_b); in wait_for_init_b()
77 dev_err(&mgr->dev, "Error reading INIT_B (%d)\n", ret); in wait_for_init_b()
84 dev_err(&mgr->dev, "Timeout waiting for INIT_B to %s\n", in wait_for_init_b()
[all …]
/openbmc/u-boot/drivers/fpga/
H A Dvirtex2.c60 * The default timeout in mS for INIT_B to deassert after PROG_B has
62 * max time from PORG_B deassertion to INIT_B deassertion is 4uS per
147 * 2. Set the FPGA's PROG_B line high. Wait for INIT_B to go high.
148 * 3. Write data to the SelectMap port. If INIT_B goes low at any time
154 * INIT_B and DONE lines. If both are high, configuration has
206 * sure that INIT_B goes low after assertion of PROG_B in virtex2_ssm_load()
226 * Start a timer and wait for INIT_B to go high in virtex2_ssm_load()
314 * Check for successful configuration. FPGA INIT_B and DONE should in virtex2_ssm_load()
/openbmc/linux/Documentation/devicetree/bindings/fpga/
H A Dxlnx,fpga-slave-serial.yaml52 (referred to as INIT_B in the manual)
/openbmc/u-boot/board/keymile/km_arm/
H A Dfpga_config.c140 /* finally, raise INIT_B to remove the config delay */ in trigger_fpga_config()
/openbmc/linux/arch/arm/boot/dts/ti/omap/
H A Dam3874-iceboard.dts317 DM814X_IOPAD(0x0820, PIN_INPUT | 0x80) /* INIT_B */
389 "", "PROGRAM_B", "INIT_B", "DONE", /* 0-3 */
/openbmc/u-boot/
H A DREADME1945 configuration if the INIT_B line goes low (which
1950 Maximum time to wait for the INIT_B line to de-assert