redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

ARM: dts: BCM5301X: convert to iProc QSPI 

The iproc-qspi driver is the SPI driver that should be used going
forward.  Modify the SPI DT entry to use this driver, and add an entry
in the bcm953012k DTS file to enable the SPI.

Tested on the bcm953012k board.

Signed-off-by: Jon Mason <jon.mason@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
hifive-unleashed-5.1
Jon Mason 2017-02-08 15:45:16 -05:00 committed by Florian Fainelli
parent df2992050f
commit 1c8f406507
2 changed files with 62 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
arch/arm/boot/dts/bcm5301x.dtsi
View File

@ -298,20 +298,6 @@
};
};
spi@29000 {
reg = <0x00029000 0x1000>;
#address-cells = <1>;
#size-cells = <0>;
spi_nor: spi-nor@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <20000000>;
linux,part-probe = "ofpart", "bcm47xxpart";
status = "disabled";
};
};
gmac0: ethernet@24000 {
reg = <0x24000 0x800>;
};
@ -375,4 +361,40 @@
brcm,nand-has-wp;
};
spi@18029200 {
compatible = "brcm,spi-bcm-qspi", "brcm,spi-nsp-qspi";
reg = <0x18029200 0x184>,
<0x18029000 0x124>,
<0x1811b408 0x004>,
<0x180293a0 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";
num-cs = <2>;
#address-cells = <1>;
#size-cells = <0>;
spi_nor: spi-nor@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <20000000>;
linux,part-probe = "ofpart", "bcm47xxpart";
status = "disabled";
};
};
};

26
arch/arm/boot/dts/bcm953012k.dts
View File

@ -84,6 +84,32 @@
};
};
&spi_nor {
status = "okay";
spi-max-frequency = <62500000>;
m25p,default-addr-width = <3>;
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "boot";
reg = <0x00000000 0x000d0000>;
};
partition@d000 {
label = "env";
reg = <0x000d0000 0x00030000>;
};
partition@100000 {
label = "system";
reg = <0x00100000 0x00600000>;
};
partition@700000 {
label = "rootfs";
reg = <0x00700000 0x00900000>;
};
};
&uart0 {
clock-frequency = <62499840>;
};