Hi Kamal,
Comment inline.
On 16-05-27 01:14 PM, Kamal Dasu wrote:
Adding qspi node compatible with the new spi-bcm-qspi
driver for the broadcom's northstar SoCwq.
Signed-off-by: Kamal Dasu <kdasu.kdev@xxxxxxxxx>
Signed-off-by: Yendapally Reddy Dhananjaya Reddy <yendapally.reddy@xxxxxxxxxxxx>
---
V2 no change
---
arch/arm/boot/dts/bcm-nsp.dtsi | 29 +++++++++++++++++++++++++++++
arch/arm/boot/dts/bcm958625k.dts | 34 ++++++++++++++++++++++++++++++++++
2 files changed, 63 insertions(+)
diff --git a/arch/arm/boot/dts/bcm-nsp.dtsi b/arch/arm/boot/dts/bcm-nsp.dtsi
index def9e78..b3082b9 100644
--- a/arch/arm/boot/dts/bcm-nsp.dtsi
+++ b/arch/arm/boot/dts/bcm-nsp.dtsi
@@ -206,6 +206,35 @@
brcm,nand-has-wp;
};
+ qspi: qspi@27200 {
+ compatible = "brcm,spi-bcm-qspi";
+ reg = <0x027200 0x184>,
+ <0x027000 0x124>,
+ <0x11c408 0x004>,
+ <0x0273a0 0x01c>;
+ reg-names = "mspi", "bspi", "intr_regs", "intr_status_reg";
+ interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "spi_lr_fullness_reached",
+ "spi_lr_session_aborted",
+ "spi_lr_impatient",
+ "spi_lr_session_done",
+ "spi_lr_overhead",
+ "mspi_done",
+ "mspi_halted";
+ clocks = <&iprocmed>;
+ clock-names = "iprocmed";
+ clock-frequency = <12500000>;
+ num-cs = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
ccbtimer0: timer@34000 {
compatible = "arm,sp804";
reg = <0x34000 0x1000>;
diff --git a/arch/arm/boot/dts/bcm958625k.dts b/arch/arm/boot/dts/bcm958625k.dts
index e298450..5aea779 100644
--- a/arch/arm/boot/dts/bcm958625k.dts
+++ b/arch/arm/boot/dts/bcm958625k.dts
@@ -114,3 +114,37 @@
groups = "nand_grp";
};
};
+
+&qspi {
+ bspi-sel = <0>;
+ flash: m25p80@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "m25p80";
+ reg = <0x0>;
+ spi-max-frequency = <12500000>;
+ m25p,fast-read;
+ spi-cpol;
+ spi-cpha;
+
+ partition@0 {
+ label = "boot";
+ reg = <0x00000000 0x000a0000>;
+ };
+
+ partition@1 {
+ label = "env";
+ reg = <0x000a0000 0x00060000>;
+ };
+
+ partition@2 {
+ label = "system";
+ reg = <0x00100000 0x00600000>;
+ };
+
+ partition@3 {
+ label = "rootfs";
+ reg = <0x00700000 0x01900000>;
+ };
The partitions are applications specific so should be passed on the boot
command line rather than embedded in the dts file.
+ };
+};
Regards,
Scott
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