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drivers: spi: spi_dw: determine num IRQs from devicetree

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Replace Kconfig symbols SPI_DW_PORT_n_INTERRUPT_SINGLE_LINE with just
seeing how many IRQs are defined in the devicetree to determine single
or multiline interrupt support.

Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
This commit is contained in:
Kumar Gala 2020-05-05 06:12:19 -05:00 • committed by Kumar Gala
commit 1957fe2417
2 changed files with 4 additions and 45 deletions
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41
drivers/spi/Kconfig.dw
View file

@ -39,45 +39,4 @@ config SPI_DW_ACCESS_WORD_ONLY
DesignWare SPI only allows word access, byte access will raise
exception.
if SPI_0
config SPI_DW_PORT_0_INTERRUPT_SINGLE_LINE
bool "Single interrupt line for all interrupts"
default y
help
Only one line is used to trigger interrupts: RX, TX and ERROR
interrupt go all through that line, undifferentiated.
endif # SPI_0
if SPI_1
config SPI_DW_PORT_1_INTERRUPT_SINGLE_LINE
bool "Single interrupt line for all interrupts"
default y
endif # SPI_1
if SPI_2
config SPI_DW_PORT_2_INTERRUPT_SINGLE_LINE
bool "Single interrupt line for all interrupts"
default y
help
Only one line is used to trigger interrupts: RX, TX and ERROR
interrupt go all through that line, undifferentiated.
endif # SPI_2
if SPI_3
config SPI_DW_PORT_3_INTERRUPT_SINGLE_LINE
bool "Single interrupt line for all interrupts"
default y
help
Only one line is used to trigger interrupts: RX, TX and ERROR
interrupt go all through that line, undifferentiated.
endif # SPI_3
endif # SPI_DW

8
drivers/spi/spi_dw.c
View file

@ -564,7 +564,7 @@ DEVICE_DT_INST_DEFINE(0, spi_dw_init, device_pm_control_nop,
void spi_config_0_irq(void)
{
#ifdef CONFIG_SPI_DW_PORT_0_INTERRUPT_SINGLE_LINE
#if DT_NUM_IRQS(DT_DRV_INST(0)) == 1
#if DT_INST_IRQ_HAS_NAME(0, flags)
#define INST_0_IRQ_FLAGS DT_INST_IRQ_BY_NAME(0, flags, irq)
#else
@ -626,7 +626,7 @@ DEVICE_DT_INST_DEFINE(1, spi_dw_init, device_pm_control_nop,
void spi_config_1_irq(void)
{
#ifdef CONFIG_SPI_DW_PORT_1_INTERRUPT_SINGLE_LINE
#if DT_NUM_IRQS(DT_DRV_INST(1)) == 1
#if DT_INST_IRQ_HAS_NAME(1, flags)
#define INST_1_IRQ_FLAGS DT_INST_IRQ_BY_NAME(1, flags, irq)
#else
@ -688,7 +688,7 @@ DEVICE_DT_INST_DEFINE(2, spi_dw_init, device_pm_control_nop,
void spi_config_2_irq(void)
{
#ifdef CONFIG_SPI_DW_PORT_2_INTERRUPT_SINGLE_LINE
#if DT_NUM_IRQS(DT_DRV_INST(2)) == 1
#if DT_INST_IRQ_HAS_NAME(2, flags)
#define INST_2_IRQ_FLAGS DT_INST_IRQ_BY_NAME(2, flags, irq)
#else
@ -750,7 +750,7 @@ DEVICE_DT_INST_DEFINE(3, spi_dw_init, device_pm_control_nop,
void spi_config_3_irq(void)
{
#ifdef CONFIG_SPI_DW_PORT_3_INTERRUPT_SINGLE_LINE
#if DT_NUM_IRQS(DT_DRV_INST(3)) == 1
#if DT_INST_IRQ_HAS_NAME(3, flags)
#define INST_3_IRQ_FLAGS DT_INST_IRQ_BY_NAME(3, flags, irq)
#else