ARM: DT: stm32f7: add sdram pin contol node
Also added DT binding doc for stm32 fmc(flexible memory controller).
Signed-off-by: Vikas Manocha <vikas.manocha@st.com>
cc: Christophe KERELLO <christophe.kerello@st.com>
diff --git a/arch/arm/dts/stm32f746.dtsi b/arch/arm/dts/stm32f746.dtsi
index 883f818..3707550 100644
--- a/arch/arm/dts/stm32f746.dtsi
+++ b/arch/arm/dts/stm32f746.dtsi
@@ -1,5 +1,6 @@
/*
* Copyright 2016 - Michael Kurz <michi.kurz@gmail.com>
+ * Copyright 2016 - Vikas MANOCHA <vikas.manocha@st.com>
*
* Based on:
* stm32f429.dtsi from Linux
@@ -70,6 +71,12 @@
status = "disabled";
};
+ fmc: fmc@A0000000 {
+ compatible = "st,stm32-fmc";
+ reg = <0xA0000000 0x1000>;
+ u-boot,dm-pre-reloc;
+ };
+
qspi: quadspi@A0001000 {
compatible = "st,stm32-qspi";
#address-cells = <1>;
@@ -143,6 +150,55 @@
slew-rate = <2>;
};
};
+
+ fmc_pins: fmc@0 {
+ pins {
+ pinmux = <STM32F746_PD10_FUNC_FMC_D15>,
+ <STM32F746_PD9_FUNC_FMC_D14>,
+ <STM32F746_PD8_FUNC_FMC_D13>,
+ <STM32F746_PE15_FUNC_FMC_D12>,
+ <STM32F746_PE14_FUNC_FMC_D11>,
+ <STM32F746_PE13_FUNC_FMC_D10>,
+ <STM32F746_PE12_FUNC_FMC_D9>,
+ <STM32F746_PE11_FUNC_FMC_D8>,
+ <STM32F746_PE10_FUNC_FMC_D7>,
+ <STM32F746_PE9_FUNC_FMC_D6>,
+ <STM32F746_PE8_FUNC_FMC_D5>,
+ <STM32F746_PE7_FUNC_FMC_D4>,
+ <STM32F746_PD1_FUNC_FMC_D3>,
+ <STM32F746_PD0_FUNC_FMC_D2>,
+ <STM32F746_PD15_FUNC_FMC_D1>,
+ <STM32F746_PD14_FUNC_FMC_D0>,
+
+ <STM32F746_PE1_FUNC_FMC_NBL1>,
+ <STM32F746_PE0_FUNC_FMC_NBL0>,
+
+ <STM32F746_PG5_FUNC_FMC_A15_FMC_BA1>,
+ <STM32F746_PG4_FUNC_FMC_A14_FMC_BA0>,
+
+ <STM32F746_PG1_FUNC_FMC_A11>,
+ <STM32F746_PG0_FUNC_FMC_A10>,
+ <STM32F746_PF15_FUNC_FMC_A9>,
+ <STM32F746_PF14_FUNC_FMC_A8>,
+ <STM32F746_PF13_FUNC_FMC_A7>,
+ <STM32F746_PF12_FUNC_FMC_A6>,
+ <STM32F746_PF5_FUNC_FMC_A5>,
+ <STM32F746_PF4_FUNC_FMC_A4>,
+ <STM32F746_PF3_FUNC_FMC_A3>,
+ <STM32F746_PF2_FUNC_FMC_A2>,
+ <STM32F746_PF1_FUNC_FMC_A1>,
+ <STM32F746_PF0_FUNC_FMC_A0>,
+
+ <STM32F746_PH3_FUNC_FMC_SDNE0>,
+ <STM32F746_PH5_FUNC_FMC_SDNWE>,
+ <STM32F746_PF11_FUNC_FMC_SDNRAS>,
+ <STM32F746_PG15_FUNC_FMC_SDNCAS>,
+ <STM32F746_PC3_FUNC_FMC_SDCKE0>,
+ <STM32F746_PG8_FUNC_FMC_SDCLK>;
+ slew-rate = <2>;
+ };
+ };
+
};
};
};