From f0d6425790e7a6f97dd913de54b2f5f47cd5b5b4 Mon Sep 17 00:00:00 2001 From: Holger Brunck Date: Tue, 13 Sep 2011 22:41:05 +0000 Subject: arm/km: trigger reconfiguration for the Xilinx FPGA The Xilinx FPGA must be reconfigured each time the unit reboots. The FPGA is connected to the GPIO pin 39 from kirkwood. This patch triggers this pin for km_kirkwood_pci targets. Signed-off-by: Holger Brunck Signed-off-by: Valentin Longchamp cc: Prafulla Wadaskar --- board/keymile/km_arm/km_arm.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'board/keymile/km_arm/km_arm.c') diff --git a/board/keymile/km_arm/km_arm.c b/board/keymile/km_arm/km_arm.c index 4a4e1d0..3c9b917 100644 --- a/board/keymile/km_arm/km_arm.c +++ b/board/keymile/km_arm/km_arm.c @@ -267,7 +267,12 @@ int board_early_init_f(void) kw_gpio_set_valid(KM_KIRKWOOD_ENV_WP, 38); kw_gpio_direction_output(KM_KIRKWOOD_ENV_WP, 1); #endif - +#if defined(CONFIG_KM_RECONFIG_XLX) + /* trigger the reconfiguration of the xilinx fpga */ + kw_gpio_set_valid(KM_XLX_PROGRAM_B_PIN, 1); + kw_gpio_direction_output(KM_XLX_PROGRAM_B_PIN, 0); + kw_gpio_direction_input(KM_XLX_PROGRAM_B_PIN); +#endif return 0; } -- cgit v1.1