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boards: arm: lpcxpresso55s36: Added dac support for LPC55S36

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Added dac support for the LPC55S36 board, updated lpc55xxx/soc.c to
enable clock and power for dac0.

Signed-off-by: Albort Xue <yao.xue@nxp.com>
This commit is contained in:
Albort Xue 2023-09-07 16:38:44 +08:00 • committed by Carles Cufí
commit 2073dc9cdd
6 changed files with 66 additions and 11 deletions
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31
soc/arm/nxp_lpc/lpc55xxx/soc.c
View file

@ -31,7 +31,8 @@
#include "usb_phy.h"
#include "usb.h"
#endif
#if defined(CONFIG_SOC_LPC55S36) && defined(CONFIG_ADC_MCUX_LPADC)
#if defined(CONFIG_SOC_LPC55S36) && (defined(CONFIG_ADC_MCUX_LPADC) \
|| defined(CONFIG_DAC_MCUX_LPDAC))
#include <fsl_vref.h>
#endif
@ -322,8 +323,26 @@ DT_FOREACH_STATUS_OKAY(nxp_lpc_ctimer, CTIMER_CLOCK_SETUP)
#if defined(CONFIG_SOC_LPC55S36)
CLOCK_SetClkDiv(kCLOCK_DivAdc0Clk, 2U, true);
CLOCK_AttachClk(kFRO_HF_to_ADC0);
#else
CLOCK_SetClkDiv(kCLOCK_DivAdcAsyncClk,
DT_PROP(DT_NODELABEL(adc0), clk_divider), true);
CLOCK_AttachClk(MUX_A(CM_ADCASYNCCLKSEL, DT_PROP(DT_NODELABEL(adc0), clk_source)));
#if defined(CONFIG_ADC_MCUX_LPADC)
/* Power up the ADC */
POWER_DisablePD(kPDRUNCFG_PD_LDOGPADC);
#endif
#endif
#if DT_NODE_HAS_COMPAT_STATUS(DT_NODELABEL(dac0), nxp_lpdac, okay)
#if defined(CONFIG_SOC_LPC55S36)
CLOCK_SetClkDiv(kCLOCK_DivDac0Clk, 1U, true);
CLOCK_AttachClk(kMAIN_CLK_to_DAC0);
/* Disable DAC0 power down */
POWER_DisablePD(kPDRUNCFG_PD_DAC0);
#endif
#endif
#if defined(CONFIG_SOC_LPC55S36)
#if (defined(CONFIG_ADC_MCUX_LPADC) || defined(CONFIG_DAC_MCUX_LPDAC))
/* Vref is required for LPADC reference */
POWER_DisablePD(kPDRUNCFG_PD_VREF);
@ -335,14 +354,6 @@ DT_FOREACH_STATUS_OKAY(nxp_lpc_ctimer, CTIMER_CLOCK_SETUP)
vrefConfig.enableVrefOut = true;
VREF_Init((VREF_Type *)VREF_BASE, &vrefConfig);
#endif
#else
CLOCK_SetClkDiv(kCLOCK_DivAdcAsyncClk,
DT_PROP(DT_NODELABEL(adc0), clk_divider), true);
CLOCK_AttachClk(MUX_A(CM_ADCASYNCCLKSEL, DT_PROP(DT_NODELABEL(adc0), clk_source)));
/* Power up the ADC */
POWER_DisablePD(kPDRUNCFG_PD_LDOGPADC);
#endif
#endif
}