diff options
| author | Simon Glass <sjg@chromium.org> | 2012-10-17 13:24:49 +0000 |
|---|---|---|
| committer | Tom Warren <twarren@nvidia.com> | 2012-11-19 08:15:36 -0700 |
| commit | e1ae0d1f7185948d576dd7b53654444a0079a92d (patch) | |
| tree | 60e4566fec33781968829b9477322837c634c447 /board | |
| parent | eefe3e598e38dc4e433d5b39c2f5528ffea461e3 (diff) | |
tegra: Add support for PWM
The pulse width/frequency modulation peripheral supports generating
a repeating pulse. It is useful for controlling LCD brightness.
Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
Diffstat (limited to 'board')
| -rw-r--r-- | board/nvidia/common/board.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/board/nvidia/common/board.c b/board/nvidia/common/board.c index 2c7cd0d401..f23c87daf5 100644 --- a/board/nvidia/common/board.c +++ b/board/nvidia/common/board.c @@ -30,6 +30,7 @@ #include <asm/arch/funcmux.h> #include <asm/arch/pinmux.h> #include <asm/arch/pmu.h> +#include <asm/arch/pwm.h> #include <asm/arch/tegra.h> #include <asm/arch/usb.h> #include <asm/arch-tegra/board.h> @@ -119,6 +120,10 @@ int board_init(void) pin_mux_spi(); spi_init(); #endif +#ifdef CONFIG_PWM_TEGRA + if (pwm_init(gd->fdt_blob)) + debug("%s: Failed to init pwm\n", __func__); +#endif /* boot param addr */ gd->bd->bi_boot_params = (NV_PA_SDRAM_BASE + 0x100); |