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/Linux-v6.1/sound/soc/tegra/
Dtegra210_admaif.c3 // tegra210_admaif.c - Tegra ADMAIF driver
23 #define CH_TX_REG(reg, id) CH_REG(admaif->soc_data->tx_base, reg, id)
25 #define CH_RX_REG(reg, id) CH_REG(admaif->soc_data->rx_base, reg, id)
82 struct tegra_admaif *admaif = dev_get_drvdata(dev); in tegra_admaif_wr_reg() local
84 unsigned int num_ch = admaif->soc_data->num_ch; in tegra_admaif_wr_reg()
85 unsigned int rx_base = admaif->soc_data->rx_base; in tegra_admaif_wr_reg()
86 unsigned int tx_base = admaif->soc_data->tx_base; in tegra_admaif_wr_reg()
87 unsigned int global_base = admaif->soc_data->global_base; in tegra_admaif_wr_reg()
88 unsigned int reg_max = admaif->soc_data->regmap_conf->max_register; in tegra_admaif_wr_reg()
116 struct tegra_admaif *admaif = dev_get_drvdata(dev); in tegra_admaif_rd_reg() local
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DKconfig122 tristate "Tegra210 ADMAIF module"
124 Config to enable ADMAIF which is the interface between ADMA and
126 from AHUB must interface through an ADMAIF channel. ADMA channel
127 sending data to AHUB pairs with an ADMAIF Tx channel, where as
128 ADMA channel receiving data from AHUB pairs with an ADMAIF Rx
130 Say Y or M if you want to add support for Tegra210 ADMAIF module.
DMakefile16 snd-soc-tegra210-admaif-objs := tegra210_admaif.o
36 obj-$(CONFIG_SND_SOC_TEGRA210_ADMAIF) += snd-soc-tegra210-admaif.o
Dtegra210_admaif.h3 * tegra210_admaif.h - Tegra ADMAIF registers
Dtegra210_ahub.c426 /* ADMAIF */
480 /* ADMAIF */
504 /* ADMAIF */
/Linux-v6.1/Documentation/devicetree/bindings/sound/
Dnvidia,tegra210-admaif.yaml4 $id: http://devicetree.org/schemas/sound/nvidia,tegra210-admaif.yaml#
7 title: Tegra210 ADMAIF
10 ADMAIF is the interface between ADMA and AHUB. Each ADMA channel
12 ADMAIF channel. ADMA channel sending data to AHUB pairs with ADMAIF
14 ADMAIF Rx channel.
22 pattern: "^admaif@[0-9a-f]*$"
27 - nvidia,tegra210-admaif
28 - nvidia,tegra186-admaif
31 - nvidia,tegra234-admaif
32 - nvidia,tegra194-admaif
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Dnvidia,tegra210-ahub.yaml14 engine through ADMAIF.
81 '^admaif@[0-9a-f]+$':
83 $ref: nvidia,tegra210-admaif.yaml#
146 admaif@702d0000 {
147 compatible = "nvidia,tegra210-admaif";
Dnvidia,tegra-audio-graph-card.yaml128 admaif@702d0000 {
129 compatible = "nvidia,tegra210-admaif";
163 // More ADMAIF ports to follow
/Linux-v6.1/drivers/dma/
Dtegra210-adma.c602 * 'sreq_index' represents the current ADMAIF channel number and as per in tegra_adma_set_xfer_params()
606 * ADMA FIFO size is set as per below (based on default ADMAIF channel in tegra_adma_set_xfer_params()
/Linux-v6.1/arch/arm64/boot/dts/nvidia/
Dtegra234-p3737-0000+p3701-0000.dts1713 admaif@290f000 {
2079 dais = /* ADMAIF (FE) Ports */
Dtegra194-p2972-0000.dts889 admaif@290f000 {
2286 dais = /* ADMAIF (FE) Ports */
Dtegra194-p3509-0000.dtsi899 admaif@290f000 {
2335 dais = /* ADMAIF (FE) Ports */
Dtegra186-p3509-0000+p3636-0001.dts930 admaif@290f000 {
Dtegra210-p2371-2180.dts130 admaif@702d0000 {
Dtegra210.dtsi1444 tegra_admaif: admaif@702d0000 {
1445 compatible = "nvidia,tegra210-admaif";
Dtegra194.dtsi265 tegra_admaif: admaif@290f000 {
266 compatible = "nvidia,tegra194-admaif",
267 "nvidia,tegra186-admaif";
Dtegra234.dtsi396 tegra_admaif: admaif@290f000 {
397 compatible = "nvidia,tegra234-admaif",
398 "nvidia,tegra186-admaif";
Dtegra186.dtsi198 tegra_admaif: admaif@290f000 {
199 compatible = "nvidia,tegra186-admaif";
Dtegra210-p3450-0000.dts625 admaif@702d0000 {
Dtegra186-p2771-0000.dts936 admaif@290f000 {