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| author | Thierry Reding <thierry.reding@avionic-design.de> | 2012-06-04 20:02:27 +0000 |
|---|---|---|
| committer | Albert ARIBAUD (U-Boot) <uboot@lilith.(none)> | 2012-07-09 22:44:32 +0200 |
| commit | cb7a1cf36a59772670adcd2c90cee40c2ed1bc60 (patch) | |
| tree | 1658d59badc5bd06bb7095562c4fbcd8fd59d470 /board/nvidia | |
| parent | a7dafd7b1a980d0518473b02574307b153ccddb5 (diff) | |
| download | u-boot-imx-cb7a1cf36a59772670adcd2c90cee40c2ed1bc60.zip u-boot-imx-cb7a1cf36a59772670adcd2c90cee40c2ed1bc60.tar.gz u-boot-imx-cb7a1cf36a59772670adcd2c90cee40c2ed1bc60.tar.bz2 | |
tegra: Allow boards to perform early GPIO setup
The new gpio_early_init() function, which does nothing by default, can
be overridden by boards to configure GPIOs at an early stage.
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
Diffstat (limited to 'board/nvidia')
| -rw-r--r-- | board/nvidia/common/board.c | 7 | ||||
| -rw-r--r-- | board/nvidia/common/board.h | 1 |
2 files changed, 8 insertions, 0 deletions
diff --git a/board/nvidia/common/board.c b/board/nvidia/common/board.c index 2e22133..a159deb 100644 --- a/board/nvidia/common/board.c +++ b/board/nvidia/common/board.c @@ -132,11 +132,18 @@ int board_init(void) } #ifdef CONFIG_BOARD_EARLY_INIT_F +static void __gpio_early_init(void) +{ +} + +void gpio_early_init(void) __attribute__((weak, alias("__gpio_early_init"))); + int board_early_init_f(void) { board_init_uart_f(); /* Initialize periph GPIOs */ + gpio_early_init(); #ifdef CONFIG_SPI_UART_SWITCH gpio_early_init_uart(); #else diff --git a/board/nvidia/common/board.h b/board/nvidia/common/board.h index 09fb158..dada4c4 100644 --- a/board/nvidia/common/board.h +++ b/board/nvidia/common/board.h @@ -25,6 +25,7 @@ #define _BOARD_H_ void gpio_config_uart(void); +void gpio_early_init(void); void gpio_early_init_uart(void); /* |