[PATCH 4/9] ARM: dts: k3-am65: Add OSPI DT nodes
Vignesh Raghavendra
vigneshr at ti.com
Wed Jan 29 13:18:50 CET 2020
Add OSPI DT nodes to enable OSPI at U-Boot prompt and also to support
OSPI boot.
Signed-off-by: Vignesh Raghavendra <vigneshr at ti.com>
---
arch/arm/dts/k3-am65-mcu.dtsi | 38 +++++++++++++++++++
arch/arm/dts/k3-am65.dtsi | 13 ++++++-
arch/arm/dts/k3-am654-base-board-u-boot.dtsi | 19 ++++++++++
arch/arm/dts/k3-am654-base-board.dts | 36 ++++++++++++++++++
arch/arm/dts/k3-am654-r5-base-board.dts | 39 ++++++++++++++++++++
5 files changed, 143 insertions(+), 2 deletions(-)
diff --git a/arch/arm/dts/k3-am65-mcu.dtsi b/arch/arm/dts/k3-am65-mcu.dtsi
index c42e7553c78f..bc9a87210da9 100644
--- a/arch/arm/dts/k3-am65-mcu.dtsi
+++ b/arch/arm/dts/k3-am65-mcu.dtsi
@@ -64,4 +64,42 @@
loczrama = <1>;
};
};
+
+ fss: fss at 47000000 {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ ospi0: spi at 47040000 {
+ compatible = "ti,am654-ospi", "cdns,qspi-nor";
+ reg = <0x0 0x47040000 0x0 0x100>,
+ <0x5 0x00000000 0x1 0x0000000>;
+ interrupts = <GIC_SPI 552 IRQ_TYPE_LEVEL_HIGH>;
+ cdns,fifo-depth = <256>;
+ cdns,fifo-width = <4>;
+ cdns,trigger-address = <0x0>;
+ clocks = <&k3_clks 248 0>;
+ assigned-clocks = <&k3_clks 248 0>;
+ assigned-clock-parents = <&k3_clks 248 2>;
+ assigned-clock-rates = <166666666>;
+ power-domains = <&k3_pds 248 TI_SCI_PD_EXCLUSIVE>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ ospi1: spi at 47050000 {
+ compatible = "ti,am654-ospi", "cdns,qspi-nor";
+ reg = <0x0 0x47050000 0x0 0x100>,
+ <0x7 0x00000000 0x1 0x00000000>;
+ interrupts = <GIC_SPI 553 IRQ_TYPE_LEVEL_HIGH>;
+ cdns,fifo-depth = <256>;
+ cdns,fifo-width = <4>;
+ cdns,trigger-address = <0x0>;
+ clocks = <&k3_clks 249 6>;
+ power-domains = <&k3_pds 249 TI_SCI_PD_EXCLUSIVE>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
};
diff --git a/arch/arm/dts/k3-am65.dtsi b/arch/arm/dts/k3-am65.dtsi
index 3ead944640a3..3d89bf32a9d1 100644
--- a/arch/arm/dts/k3-am65.dtsi
+++ b/arch/arm/dts/k3-am65.dtsi
@@ -30,6 +30,8 @@
i2c3 = &main_i2c1;
i2c4 = &main_i2c2;
i2c5 = &main_i2c3;
+ spi0 = &ospi0;
+ spi1 = &ospi1;
};
chosen { };
@@ -79,7 +81,11 @@
<0x00 0x42040000 0x00 0x42040000 0x00 0x03ac2400>,
<0x00 0x45100000 0x00 0x45100000 0x00 0x00c24000>,
<0x00 0x46000000 0x00 0x46000000 0x00 0x00200000>,
- <0x00 0x47000000 0x00 0x47000000 0x00 0x00068400>;
+ <0x00 0x47000000 0x00 0x47000000 0x00 0x00068400>,
+ <0x00 0x50000000 0x00 0x50000000 0x00 0x8000000>,
+ <0x00 0x70000000 0x00 0x70000000 0x00 0x200000>,
+ <0x05 0x00000000 0x05 0x00000000 0x01 0x0000000>,
+ <0x07 0x00000000 0x07 0x00000000 0x01 0x0000000>;
cbass_mcu: interconnect at 28380000 {
compatible = "simple-bus";
@@ -93,7 +99,10 @@
<0x00 0x42040000 0x00 0x42040000 0x00 0x03ac2400>, /* WKUP */
<0x00 0x45100000 0x00 0x45100000 0x00 0x00c24000>, /* MMRs, remaining NAVSS */
<0x00 0x46000000 0x00 0x46000000 0x00 0x00200000>, /* CPSW */
- <0x00 0x47000000 0x00 0x47000000 0x00 0x00068400>; /* OSPI space 1 */
+ <0x00 0x47000000 0x00 0x47000000 0x00 0x00068400>, /* OSPI space 1 */
+ <0x00 0x50000000 0x00 0x50000000 0x00 0x8000000>, /* FSS OSPI0 data region 1 */
+ <0x05 0x00000000 0x05 0x00000000 0x01 0x0000000>, /* FSS OSPI0 data region 3*/
+ <0x07 0x00000000 0x07 0x00000000 0x01 0x0000000>; /* FSS OSPI1 data region 3*/
cbass_wakeup: interconnect at 42040000 {
compatible = "simple-bus";
diff --git a/arch/arm/dts/k3-am654-base-board-u-boot.dtsi b/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
index a349edcfa5fd..2cbe69ed1504 100644
--- a/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
+++ b/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
@@ -43,6 +43,7 @@
#address-cells = <2>;
#size-cells = <2>;
ranges;
+ u-boot,dm-spl;
ti,sci-dev-id = <119>;
@@ -59,6 +60,7 @@
ti,dma-ring-reset-quirk;
ti,sci = <&dmsc>;
ti,sci-dev-id = <195>;
+ u-boot,dm-spl;
};
mcu_udmap: udmap at 285c0000 {
@@ -81,6 +83,7 @@
<0x4>; /* RX_CHAN */
ti,sci-rm-range-rflow = <0x5>; /* GP RFLOW */
dma-coherent;
+ u-boot,dm-spl;
};
};
@@ -305,6 +308,10 @@
AM65X_WKUP_IOPAD(0x0088, PIN_INPUT, 0) /* (L4) MCU_MDIO0_MDIO */
>;
};
+
+ mcu-fss0-ospi0-pins-default {
+ u-boot,dm-spl;
+ };
};
&main_uart0 {
@@ -365,3 +372,15 @@
&usb1 {
dr_mode = "peripheral";
};
+
+&fss {
+ u-boot,dm-spl;
+};
+
+&ospi0 {
+ u-boot,dm-spl;
+
+ flash at 0{
+ u-boot,dm-spl;
+ };
+};
diff --git a/arch/arm/dts/k3-am654-base-board.dts b/arch/arm/dts/k3-am654-base-board.dts
index 7ebbf1786255..375f1d089c7d 100644
--- a/arch/arm/dts/k3-am654-base-board.dts
+++ b/arch/arm/dts/k3-am654-base-board.dts
@@ -73,6 +73,22 @@
AM65X_WKUP_IOPAD(0x00e4, PIN_INPUT, 0) /* (AD6) WKUP_I2C0_SDA */
>;
};
+
+ mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-pins_default {
+ pinctrl-single,pins = <
+ AM65X_WKUP_IOPAD(0x0000, PIN_OUTPUT, 0) /* (V1) MCU_OSPI0_CLK */
+ AM65X_WKUP_IOPAD(0x0008, PIN_INPUT, 0) /* (U2) MCU_OSPI0_DQS */
+ AM65X_WKUP_IOPAD(0x000c, PIN_INPUT, 0) /* (U4) MCU_OSPI0_D0 */
+ AM65X_WKUP_IOPAD(0x0010, PIN_INPUT, 0) /* (U5) MCU_OSPI0_D1 */
+ AM65X_WKUP_IOPAD(0x0014, PIN_INPUT, 0) /* (T2) MCU_OSPI0_D2 */
+ AM65X_WKUP_IOPAD(0x0018, PIN_INPUT, 0) /* (T3) MCU_OSPI0_D3 */
+ AM65X_WKUP_IOPAD(0x001c, PIN_INPUT, 0) /* (T4) MCU_OSPI0_D4 */
+ AM65X_WKUP_IOPAD(0x0020, PIN_INPUT, 0) /* (T5) MCU_OSPI0_D5 */
+ AM65X_WKUP_IOPAD(0x0024, PIN_INPUT, 0) /* (R2) MCU_OSPI0_D6 */
+ AM65X_WKUP_IOPAD(0x0028, PIN_INPUT, 0) /* (R3) MCU_OSPI0_D7 */
+ AM65X_WKUP_IOPAD(0x002c, PIN_OUTPUT, 0) /* (R4) MCU_OSPI0_CSn0 */
+ >;
+ };
};
&sdhci0 {
@@ -117,3 +133,23 @@
&usb0_phy {
status = "disabled";
};
+
+&ospi0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mcu_fss0_ospi0_pins_default>;
+
+ flash at 0{
+ compatible = "jedec,spi-nor";
+ reg = <0x0>;
+ spi-tx-bus-width = <1>;
+ spi-rx-bus-width = <8>;
+ spi-max-frequency = <40000000>;
+ cdns,tshsl-ns = <60>;
+ cdns,tsd2d-ns = <60>;
+ cdns,tchsh-ns = <60>;
+ cdns,tslch-ns = <60>;
+ cdns,read-delay = <0>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+};
diff --git a/arch/arm/dts/k3-am654-r5-base-board.dts b/arch/arm/dts/k3-am654-r5-base-board.dts
index 5d5689d28496..257b56a1b032 100644
--- a/arch/arm/dts/k3-am654-r5-base-board.dts
+++ b/arch/arm/dts/k3-am654-r5-base-board.dts
@@ -179,6 +179,22 @@
AM65X_WKUP_IOPAD(0x00e4, PIN_INPUT, 0) /* (AD6) WKUP_I2C0_SDA */
>;
};
+
+ mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-pins_default {
+ pinctrl-single,pins = <
+ AM65X_WKUP_IOPAD(0x0000, PIN_OUTPUT, 0) /* (V1) MCU_OSPI0_CLK */
+ AM65X_WKUP_IOPAD(0x0008, PIN_INPUT, 0) /* (U2) MCU_OSPI0_DQS */
+ AM65X_WKUP_IOPAD(0x000c, PIN_INPUT, 0) /* (U4) MCU_OSPI0_D0 */
+ AM65X_WKUP_IOPAD(0x0010, PIN_INPUT, 0) /* (U5) MCU_OSPI0_D1 */
+ AM65X_WKUP_IOPAD(0x0014, PIN_INPUT, 0) /* (T2) MCU_OSPI0_D2 */
+ AM65X_WKUP_IOPAD(0x0018, PIN_INPUT, 0) /* (T3) MCU_OSPI0_D3 */
+ AM65X_WKUP_IOPAD(0x001c, PIN_INPUT, 0) /* (T4) MCU_OSPI0_D4 */
+ AM65X_WKUP_IOPAD(0x0020, PIN_INPUT, 0) /* (T5) MCU_OSPI0_D5 */
+ AM65X_WKUP_IOPAD(0x0024, PIN_INPUT, 0) /* (R2) MCU_OSPI0_D6 */
+ AM65X_WKUP_IOPAD(0x0028, PIN_INPUT, 0) /* (R3) MCU_OSPI0_D7 */
+ AM65X_WKUP_IOPAD(0x002c, PIN_OUTPUT, 0) /* (R4) MCU_OSPI0_CSn0 */
+ >;
+ };
};
&main_pmx0 {
@@ -239,3 +255,26 @@
u-boot,dm-spl;
};
};
+
+&ospi0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mcu_fss0_ospi0_pins_default>;
+
+ reg = <0x0 0x47040000 0x0 0x100>,
+ <0x0 0x50000000 0x0 0x8000000>;
+
+ flash at 0{
+ compatible = "jedec,spi-nor";
+ reg = <0x0>;
+ spi-tx-bus-width = <1>;
+ spi-rx-bus-width = <8>;
+ spi-max-frequency = <40000000>;
+ cdns,tshsl-ns = <60>;
+ cdns,tsd2d-ns = <60>;
+ cdns,tchsh-ns = <60>;
+ cdns,tslch-ns = <60>;
+ cdns,read-delay = <0>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+};
--
2.25.0
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