diff options
| author | Ludovic Barre <ludovic.barre@st.com> | 2018-04-30 09:11:00 +0200 |
|---|---|---|
| committer | Alexandre Torgue <alexandre.torgue@st.com> | 2018-05-04 09:45:49 +0200 |
| commit | 8440300573392cdd2653a3f6072f855684998421 (patch) | |
| tree | b00f70538985191783090bda8298958334b5f606 | |
| parent | c38928d638f16611ea0534374d212b205976c37a (diff) | |
ARM: dts: stm32: add flash nor support on stm32mp157c eval board
This patch adds flash nor on qspi. Each flash is
connected in quad mode and has its own chip select.
Signed-off-by: Ludovic Barre <ludovic.barre@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
| -rw-r--r-- | arch/arm/boot/dts/stm32mp157-pinctrl.dtsi | 45 | ||||
| -rw-r--r-- | arch/arm/boot/dts/stm32mp157c-ev1.dts | 25 |
2 files changed, 70 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi index a1ba47eb9c5a..86ea77d9c14c 100644 --- a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi +++ b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi @@ -212,6 +212,51 @@ }; }; + qspi_clk_pins_a: qspi-clk-0 { + pins { + pinmux = <STM32_PINMUX('F', 10, AF9)>; /* QSPI_CLK */ + bias-disable; + drive-push-pull; + slew-rate = <3>; + }; + }; + + qspi_bk1_pins_a: qspi-bk1-0 { + pins1 { + pinmux = <STM32_PINMUX('F', 8, AF10)>, /* QSPI_BK1_IO0 */ + <STM32_PINMUX('F', 9, AF10)>, /* QSPI_BK1_IO1 */ + <STM32_PINMUX('F', 7, AF9)>, /* QSPI_BK1_IO2 */ + <STM32_PINMUX('F', 6, AF9)>; /* QSPI_BK1_IO3 */ + bias-disable; + drive-push-pull; + slew-rate = <3>; + }; + pins2 { + pinmux = <STM32_PINMUX('B', 6, AF10)>; /* QSPI_BK1_NCS */ + bias-pull-up; + drive-push-pull; + slew-rate = <3>; + }; + }; + + qspi_bk2_pins_a: qspi-bk2-0 { + pins1 { + pinmux = <STM32_PINMUX('H', 2, AF9)>, /* QSPI_BK2_IO0 */ + <STM32_PINMUX('H', 3, AF9)>, /* QSPI_BK2_IO1 */ + <STM32_PINMUX('G', 10, AF11)>, /* QSPI_BK2_IO2 */ + <STM32_PINMUX('G', 7, AF11)>; /* QSPI_BK2_IO3 */ + bias-disable; + drive-push-pull; + slew-rate = <3>; + }; + pins2 { + pinmux = <STM32_PINMUX('C', 0, AF10)>; /* QSPI_BK2_NCS */ + bias-pull-up; + drive-push-pull; + slew-rate = <3>; + }; + }; + uart4_pins_a: uart4@0 { pins1 { pinmux = <STM32_PINMUX('G', 11, AF6)>; /* UART4_TX */ diff --git a/arch/arm/boot/dts/stm32mp157c-ev1.dts b/arch/arm/boot/dts/stm32mp157c-ev1.dts index fa3df6bf8a55..9382d8063031 100644 --- a/arch/arm/boot/dts/stm32mp157c-ev1.dts +++ b/arch/arm/boot/dts/stm32mp157c-ev1.dts @@ -42,6 +42,31 @@ status = "okay"; }; +&qspi { + pinctrl-names = "default"; + pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a &qspi_bk2_pins_a>; + reg = <0x58003000 0x1000>, <0x70000000 0x4000000>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + + flash0: mx66l51235l@0 { + reg = <0>; + spi-rx-bus-width = <4>; + spi-max-frequency = <108000000>; + #address-cells = <1>; + #size-cells = <1>; + }; + + flash1: mx66l51235l@1 { + reg = <1>; + spi-rx-bus-width = <4>; + spi-max-frequency = <108000000>; + #address-cells = <1>; + #size-cells = <1>; + }; +}; + &timers2 { status = "disabled"; pwm { |