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# Kconfig - SPI driver configuration options
#
# Copyright (c) 2015 Intel Corporation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
#
# SPI Drivers
#
menuconfig SPI
bool
prompt "SPI hardware bus support"
default n
help
Enable support for the SPI hardware bus.
if SPI
config SPI_DEBUG
bool
prompt "SPI drivers debug output"
depends on SPI
default n
help
Enable debug output for SPI drivers
config SPI_INTEL
bool
prompt "Intel SPI controller driver"
depends on SPI && CPU_MINUTEIA
default n
help
Enable support for Intel's SPI controllers. Such controller
was formelly found on XScale chips. It can be found nowadays
on CEXXXX Intel media controller and Quark CPU (2 of them).
choice
depends on SPI_INTEL
prompt "Intel SPI interrupt trigger condition"
default SPI_INTEL_RISING_EDGE
config SPI_INTEL_FALLING_EDGE
bool "Falling edge"
help
"Intel SPI uses falling edge interrupt"
config SPI_INTEL_RISING_EDGE
bool "Rising edge"
help
"Intel SPI uses rising edge interrupt"
config SPI_INTEL_LEVEL_HIGH
bool "Level high"
help
"Intel SPI uses level high interrupt"
config SPI_INTEL_LEVEL_LOW
bool "Level low"
help
"Intel SPI uses level low interrupt"
endchoice
config SPI_INTEL_VENDOR_ID
hex "PCI Vendor ID"
depends on SPI_INTEL && PCI
default 0x8086
config SPI_INTEL_DEVICE_ID
hex "PCI Device ID"
depends on SPI_INTEL && PCI
default 0x935
config SPI_INTEL_CLASS
hex "PCI class"
depends on SPI_INTEL && PCI
default 0x0C
config SPI_INTEL_CS_GPIO
bool "SPI port CS pin is controlled via a GPIO port"
depends on SPI_INTEL && GPIO
default n
config SPI_INTEL_INIT_PRIORITY
int
prompt "Init priority"
depends on SPI_INTEL
default 60
help
Device driver initialization priority.
config SPI_INTEL_PORT_0
bool
prompt "Intel SPI port 0"
depends on SPI_INTEL
default n
help
Enable Intel's SPI controller port 0.
config SPI_INTEL_PORT_0_DRV_NAME
string
prompt "Intel SPI port 0 device name"
depends on SPI_INTEL_PORT_0
default "SPI_0"
config SPI_INTEL_PORT_0_BUS
int "Port 0 PCI Bus"
depends on SPI_INTEL_PORT_0 && PCI
config SPI_INTEL_PORT_0_DEV
int "Port 0 PCI Dev"
depends on SPI_INTEL_PORT_0 && PCI
config SPI_INTEL_PORT_0_FUNCTION
int "Port 0 PCI function"
depends on SPI_INTEL_PORT_0 && PCI
config SPI_INTEL_PORT_0_REGS
hex
prompt "Port 0 registers address"
depends on SPI_INTEL_PORT_0
config SPI_INTEL_PORT_0_IRQ
int
prompt "Port 0 interrupt"
depends on SPI_INTEL_PORT_0
config SPI_INTEL_PORT_0_PRI
int
prompt "Port 0 interrupt priority"
depends on SPI_INTEL_PORT_0
config SPI_INTEL_PORT_0_CS_GPIO_PORT
string
prompt "The GPIO port which is used to control CS"
depends on SPI_INTEL_PORT_0 && SPI_INTEL_CS_GPIO
default GPIO_DW_0_NAME
config SPI_INTEL_PORT_0_CS_GPIO_PIN
int "The GPIO PIN which is used to act as a CS pin"
depends on SPI_INTEL_PORT_0 && SPI_INTEL_CS_GPIO
default 0
config SPI_INTEL_PORT_1
bool
prompt "Intel SPI port 1"
depends on SPI_INTEL
default n
help
Enable Intel's SPI controller port 1.
config SPI_INTEL_PORT_1_DRV_NAME
string
prompt "Intel SPI port 1 device name"
depends on SPI_INTEL_PORT_1
default "SPI_1"
config SPI_INTEL_PORT_1_BUS
int "Port 1 PCI Bus"
depends on SPI_INTEL_PORT_1 && PCI
config SPI_INTEL_PORT_1_DEV
int "Port 1 PCI Dev"
depends on SPI_INTEL_PORT_1 && PCI
config SPI_INTEL_PORT_1_FUNCTION
int "Port 1 PCI function"
depends on SPI_INTEL_PORT_1 && PCI
config SPI_INTEL_PORT_1_REGS
hex
prompt "Port 1 registers address"
depends on SPI_INTEL_PORT_1
config SPI_INTEL_PORT_1_IRQ
int
prompt "Port 1 interrupt"
depends on SPI_INTEL_PORT_1
config SPI_INTEL_PORT_1_PRI
int
prompt "Port 0 interrupt priority"
depends on SPI_INTEL_PORT_1
config SPI_INTEL_PORT_1_CS_GPIO_PORT
string
prompt "The GPIO port which is used to control CS"
depends on SPI_INTEL_PORT_1 && SPI_INTEL_CS_GPIO
default GPIO_DW_0_NAME
config SPI_INTEL_PORT_1_CS_GPIO_PIN
int "The GPIO PIN which is used to act as a CS pin"
depends on SPI_INTEL_PORT_1 && SPI_INTEL_CS_GPIO
default 0
config SPI_DW
bool
prompt "Designware SPI controller driver"
depends on SPI
default n
help
Enable support for Designware's SPI controllers.
config SPI_DW_ARC_AUX_REGS
bool "Registers are part of ARC auxiliary registers"
depends on SPI_DW && ARC
default y
help
SPI IP block registers are part of user extended auxiliary
registers and thus their access is different than memory
mapped registers.
config SPI_DW_CS_GPIO
bool "SPI port CS pin is controlled via a GPIO port"
depends on SPI_DW && GPIO
default n
config SPI_DW_INIT_PRIORITY
int "Init priority"
depends on SPI_DW
default 60
help
Device driver initialization priority.
choice
depends on SPI_DW && (IOAPIC || MVIC)
prompt "DesignWare SPI interrupt trigger condition"
default SPI_DW_RISING_EDGE
config SPI_DW_FALLING_EDGE
bool "Falling edge"
help
"DesignWare SPI uses falling edge interrupt"
config SPI_DW_RISING_EDGE
bool "Rising edge"
help
"DesignWare SPI uses rising edge interrupt"
config SPI_DW_LEVEL_HIGH
bool "Level high"
help
"DesignWare SPI uses level high interrupt"
config SPI_DW_LEVEL_LOW
bool "Level low"
help
"DesignWare SPI uses level low interrupt"
endchoice
choice
depends on SPI_DW
prompt "DesignWare SPI interrupt management logic"
default SPI_DW_INTERRUPT_SINGLE_LINE
config SPI_DW_INTERRUPT_SINGLE_LINE
bool "Single interrupt line for all interrupts"
help
Only one line is used to trigger interrupts: RX, TX and ERROR
interrupt go all through that line, undifferentiated.
config SPI_DW_INTERRUPT_SEPARATED_LINES
bool "One line per-interrupt type (RX, TX and ERROR)"
help
Each interrupt gets a dedicated line
endchoice
config SPI_DW_CLOCK_GATE
bool "Enable glock gating"
depends on SPI_DW && SOC_QUARK_SE
select CLOCK_CONTROL
default n
config SPI_DW_CLOCK_GATE_DRV_NAME
string
depends on SPI_DW_CLOCK_GATE
default ""
config SPI_DW_PORT_0
bool
prompt "Designware SPI port 0"
depends on SPI_DW
default n
help
Enable Designware SPI controller port 0.
config SPI_DW_PORT_0_CLOCK_GATE_SUBSYS
int "Clock controller's subsystem"
depends on SPI_DW_CLOCK_GATE
config SPI_DW_PORT_0_CS_GPIO_PORT
string
prompt "The GPIO port which is used to control CS"
depends on SPI_DW_PORT_0 && SPI_DW_CS_GPIO
default GPIO_DW_0_NAME
config SPI_DW_PORT_0_CS_GPIO_PIN
int "The GPIO PIN which is used to act as a CS pin"
depends on SPI_DW_PORT_0 && SPI_DW_CS_GPIO
default 0
config SPI_DW_PORT_0_DRV_NAME
string
prompt "Designware SPI port 0 device name"
depends on SPI_DW_PORT_0
default "SPI_0"
config SPI_DW_PORT_0_REGS
hex
prompt "Port 0 registers address"
depends on SPI_DW_PORT_0
config SPI_DW_PORT_0_IRQ
int "Port 0 interrupt"
depends on SPI_DW_PORT_0 && SPI_DW_INTERRUPT_SINGLE_LINE
help
Interrupt number dedicated to the controller. Valid if only the
controller routes all interrupt through a unique line.
config SPI_DW_PORT_0_ERROR_IRQ
int "Port 0 ERROR Interrupt"
depends on SPI_DW_PORT_0 && SPI_DW_INTERRUPT_SEPARATED_LINES
help
Interrupt number dedicated to the ERROR interrupt only. RX and TX
interrupt numbers need to be set as well.
config SPI_DW_PORT_0_RX_IRQ
int "Port 0 RX Interrupt"
depends on SPI_DW_PORT_0 && SPI_DW_INTERRUPT_SEPARATED_LINES
help
Interrupt number dedicated to the RX interrupt only. TX and ERROR
interrupt numbers need to be set as well.
config SPI_DW_PORT_0_TX_IRQ
int "Port 0 TX Interrupt"
depends on SPI_DW_PORT_0 && SPI_DW_INTERRUPT_SEPARATED_LINES
help
Interrupt number dedicated to the TX interrupt only. RX and ERROR
interrupt numbers need to be set as well.
config SPI_DW_PORT_0_PRI
int
prompt "Port 0 interrupt priority"
depends on SPI_DW_PORT_0
config SPI_DW_PORT_1
bool
prompt "Designware SPI port 1"
depends on SPI_DW
default n
help
Enable Designware SPI controller port 1.
config SPI_DW_PORT_1_CLOCK_GATE_SUBSYS
int "Clock controller's subsystem"
depends on SPI_DW_CLOCK_GATE
config SPI_DW_PORT_1_CS_GPIO_PORT
string
prompt "The GPIO port which is used to control CS"
depends on SPI_DW_PORT_0 && SPI_DW_CS_GPIO
default GPIO_DW_0_NAME
config SPI_DW_PORT_1_CS_GPIO_PIN
int "The GPIO PIN which is used to act as a CS pin"
depends on SPI_DW_PORT_0 && SPI_DW_CS_GPIO
default 0
config SPI_DW_PORT_1_DRV_NAME
string
prompt "Designware SPI port 1 device name"
depends on SPI_DW_PORT_1
default "SPI_1"
config SPI_DW_PORT_1_REGS
hex
prompt "Port 1 registers address"
depends on SPI_DW_PORT_1
config SPI_DW_PORT_1_IRQ
int "Port 1 interrupt"
depends on SPI_DW_PORT_1 && SPI_DW_INTERRUPT_SINGLE_LINE
help
Interrupt number dedicated to the controller. Valid if only the
controller routes all interrupt through a unique line.
config SPI_DW_PORT_1_ERROR_IRQ
int "Port 1 ERROR Interrupt"
depends on SPI_DW_PORT_1 && SPI_DW_INTERRUPT_SEPARATED_LINES
help
Interrupt number dedicated to the ERROR interrupt only. RX and TX
interrupt numbers need to be set as well.
config SPI_DW_PORT_1_RX_IRQ
int "Port 1 RX Interrupt"
depends on SPI_DW_PORT_1 && SPI_DW_INTERRUPT_SEPARATED_LINES
help
Interrupt number dedicated to the RX interrupt only. TX and ERROR
interrupt numbers need to be set as well.
config SPI_DW_PORT_1_TX_IRQ
int "Port 1 TX Interrupt"
depends on SPI_DW_PORT_1 && SPI_DW_INTERRUPT_SEPARATED_LINES
help
Interrupt number dedicated to the TX interrupt only. RX and ERROR
interrupt numbers need to be set as well.
config SPI_DW_PORT_1_PRI
int
prompt "Port 1 interrupt priority"
depends on SPI_DW_PORT_1
config SPI_QMSI
bool "QMSI driver for SPI controller"
depends on SPI && QMSI_DRIVERS
default n
help
SPI driver implementation using QMSI library. QMSI is the
Quark Microcontroller Software Interface, providing a common
interface to the Quark family of microcontrollers.
config SPI_QMSI_INIT_PRIORITY
int
prompt "QMSI driver init priority"
depends on SPI_QMSI
default 60
help
Device driver initialization priority.
config SPI_QMSI_PORT_0
bool
prompt "QMSI SPI port 0"
depends on SPI_QMSI
default n
help
Enable QMSI's SPI controller port 0.
config SPI_QMSI_CS_GPIO
bool "SPI port CS pin is controlled via a GPIO port"
depends on SPI_QMSI && GPIO
default n
config SPI_QMSI_PORT_0_DRV_NAME
string
prompt "QMSI SPI port 0 device name"
depends on SPI_QMSI_PORT_0
default "SPI_0"
config SPI_QMSI_PORT_0_IRQ
int
prompt "Port 0 interrupt"
depends on SPI_QMSI_PORT_0
config SPI_QMSI_PORT_0_PRI
int
prompt "Port 0 interrupt priority"
depends on SPI_QMSI_PORT_0
config SPI_QMSI_PORT_0_CS_GPIO_PORT
string
prompt "The GPIO port which is used to control CS"
depends on SPI_QMSI_PORT_0 && SPI_QMSI_CS_GPIO
default GPIO_QMSI_0_NAME
config SPI_QMSI_PORT_0_CS_GPIO_PIN
int "The GPIO PIN which is used to act as a CS pin"
depends on SPI_QMSI_PORT_0 && SPI_QMSI_CS_GPIO
default 0
config SPI_QMSI_PORT_1
bool
prompt "QMSI SPI port 1"
depends on SPI_QMSI
default n
help
Enable QMSI's SPI controller port 1.
config SPI_QMSI_PORT_1_DRV_NAME
string
prompt "QMSI SPI port 1 device name"
depends on SPI_QMSI_PORT_1
default "SPI_1"
config SPI_QMSI_PORT_1_IRQ
int
prompt "Port 1 interrupt"
depends on SPI_QMSI_PORT_1
config SPI_QMSI_PORT_1_PRI
int
prompt "Port 0 interrupt priority"
depends on SPI_QMSI_PORT_1
config SPI_QMSI_PORT_1_CS_GPIO_PORT
string
prompt "The GPIO port which is used to control CS"
depends on SPI_QMSI_PORT_1 && SPI_QMSI_CS_GPIO
default GPIO_QMSI_0_NAME
config SPI_QMSI_PORT_1_CS_GPIO_PIN
int "The GPIO PIN which is used to act as a CS pin"
depends on SPI_QMSI_PORT_1 && SPI_QMSI_CS_GPIO
default 0
endif