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1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause3 ---4 $id: http://devicetree.org/schemas/leds/allwinner,sun50i-a100-ledc.yaml#5 $schema: http://devicetree.org/meta-schemas/core.yaml#10 - Samuel Holland <samuel@sholland.org>13 The LED controller found in Allwinner sunxi SoCs uses a one-wire serial19 - const: allwinner,sun50i-a100-ledc20 - items:21 - enum:22 - allwinner,sun20i-d1-ledc[all …]
1 // SPDX-License-Identifier: GPL-2.03 * Copyright (C) 2021-2023 Samuel Holland <samuel@sholland.org>5 * Partly based on drivers/leds/leds-turris-omnia.c, which is:12 #include <linux/dma-mapping.h>16 #include <linux/led-class-multicolor.h>103 desc = dmaengine_prep_slave_single(priv->dma_chan, priv->dma_handle, in sun50i_a100_ledc_dma_xfer()106 return -ENOMEM; in sun50i_a100_ledc_dma_xfer()110 return -EIO; in sun50i_a100_ledc_dma_xfer()112 dma_async_issue_pending(priv->dma_chan); in sun50i_a100_ledc_dma_xfer()122 length = priv->pio_length; in sun50i_a100_ledc_pio_xfer()[all …]