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dma: enable edma drivers for mcux #23689

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Merged
MaureenHelm merged 6 commits into from
Jun 12, 2020
Merged

dma: enable edma drivers for mcux #23689

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11092a6
dma: add EDMA test support for MCUX
hakehuang Apr 19, 2020
1b5fe62
dma: add support for MCUX EDMA
hakehuang Apr 19, 2020
b2e5b44
clock_control: add EDMA clock support
hakehuang Apr 19, 2020
461c182
dt-bindings: dts/arm/nxp : add MCUX EDMA Support
hakehuang May 15, 2020
eb9204d
dma: add EDMA MCUX support for RT and k6s
hakehuang May 15, 2020
bddc9a4
dma: add error check on peripheral to peripheral
hakehuang May 6, 2020
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4 changes: 4 additions & 0 deletions boards/arm/frdm_k64f/frdm_k64f.dts
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Original file line number Diff line number Diff line change
Expand Up @@ -218,3 +218,7 @@ arduino_spi: &spi0 {
status = "okay";
bus-speed = <125000>;
};

&edma0 {
status = "okay";
};
5 changes: 5 additions & 0 deletions boards/arm/mimxrt1060_evk/mimxrt1060_evk.dts
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Expand Up @@ -140,4 +140,9 @@ arduino_serial: &lpuart3 {};
status = "okay";
pwr-gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>;
cd-gpios = <&gpio2 28 GPIO_ACTIVE_LOW>;
status = "okay";
};

&edma0 {
status = "okay";
};
1 change: 1 addition & 0 deletions boards/arm/mimxrt1060_evk/mimxrt1060_evk.yaml
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Expand Up @@ -24,3 +24,4 @@ supported:
- sdhc
- usb_device
- kscan:touch
- dma
6 changes: 6 additions & 0 deletions drivers/clock_control/clock_control_mcux_ccm.c
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Expand Up @@ -89,6 +89,12 @@ static int mcux_ccm_get_subsys_rate(struct device *dev,
(CLOCK_GetDiv(kCLOCK_Usdhc2Div) + 1U);
break;
#endif

#ifdef CONFIG_DMA_MCUX_EDMA
case IMX_CCM_EDMA_CLK:
*rate = CLOCK_GetIpgFreq();
break;
#endif
}

return 0;
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1 change: 1 addition & 0 deletions drivers/dma/CMakeLists.txt
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Expand Up @@ -11,3 +11,4 @@ zephyr_library_sources_ifdef(CONFIG_DMA_DW dma_dw.c)
zephyr_library_sources_ifdef(CONFIG_DMA_NIOS2_MSGDMA dma_nios2_msgdma.c)
zephyr_library_sources_ifdef(CONFIG_DMA_SAM0 dma_sam0.c)
zephyr_library_sources_ifdef(CONFIG_USERSPACE dma_handlers.c)
zephyr_library_sources_ifdef(CONFIG_DMA_MCUX_EDMA dma_mcux_edma.c)
2 changes: 2 additions & 0 deletions drivers/dma/Kconfig
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Expand Up @@ -48,4 +48,6 @@ source "drivers/dma/Kconfig.nios2_msgdma"

source "drivers/dma/Kconfig.sam0"

source "drivers/dma/Kconfig.mcux_edma"

endif # DMA
29 changes: 29 additions & 0 deletions drivers/dma/Kconfig.mcux_edma
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@@ -0,0 +1,29 @@
# DMA configuration options

# Copyright (c) 2020, NXP
# SPDX-License-Identifier: Apache-2.0

config DMA_MCUX_EDMA
bool "Enable MCUX DMA driver"
depends on HAS_MCUX_EDMA
select NOCACHE_MEMORY if HAS_MCUX_CACHE
help
DMA driver for MCUX series SoCs.

if DMA_MCUX_EDMA

config DMA_TCD_QUEUE_SIZE
int "number of TCD in a queue for SG mode"
default 2
help
number of TCD in a queue for SG mode

config DMA_MCUX_TEST_SLOT_START
int "test slot start num"
depends on SOC_SERIES_KINETIS_K6X
default 58
help
test slot start num


endif # DMA_MCUX_EDMA
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