* [PATCH] ARM: zynq: Point via nvmem0 alias to eeprom on zc702/zc706
@ 2022-09-27 7:55 Michal Simek
2022-10-04 11:52 ` Michal Simek
0 siblings, 1 reply; 2+ messages in thread
From: Michal Simek @ 2022-09-27 7:55 UTC (permalink / raw)
To: u-boot, git
EEPROM stores identification information about board like a board name,
revision, serial number and ethernet MAC address. U-Boot is capable to read
nvmemX aliases and read/display provided information when nvmem alias link
is described.
Signed-off-by: Michal Simek <michal.simek@amd.com>
---
arch/arm/dts/zynq-zc702.dts | 3 ++-
arch/arm/dts/zynq-zc706.dts | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/arch/arm/dts/zynq-zc702.dts b/arch/arm/dts/zynq-zc702.dts
index 1bd4f8c9f661..99ee87bb2453 100644
--- a/arch/arm/dts/zynq-zc702.dts
+++ b/arch/arm/dts/zynq-zc702.dts
@@ -17,6 +17,7 @@
spi0 = &qspi;
mmc0 = &sdhci0;
usb0 = &usb0;
+ nvmem0 = &eeprom;
};
memory@0 {
@@ -142,7 +143,7 @@
#address-cells = <1>;
#size-cells = <0>;
reg = <2>;
- eeprom@54 {
+ eeprom: eeprom@54 {
compatible = "atmel,24c08";
reg = <0x54>;
};
diff --git a/arch/arm/dts/zynq-zc706.dts b/arch/arm/dts/zynq-zc706.dts
index cb919e40533e..f0ad68d94f17 100644
--- a/arch/arm/dts/zynq-zc706.dts
+++ b/arch/arm/dts/zynq-zc706.dts
@@ -16,6 +16,7 @@
serial0 = &uart1;
spi0 = &qspi;
mmc0 = &sdhci0;
+ nvmem0 = &eeprom;
};
memory@0 {
@@ -101,7 +102,7 @@
#address-cells = <1>;
#size-cells = <0>;
reg = <2>;
- eeprom@54 {
+ eeprom: eeprom@54 {
compatible = "atmel,24c08";
reg = <0x54>;
};
--
2.36.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] ARM: zynq: Point via nvmem0 alias to eeprom on zc702/zc706
2022-09-27 7:55 [PATCH] ARM: zynq: Point via nvmem0 alias to eeprom on zc702/zc706 Michal Simek
@ 2022-10-04 11:52 ` Michal Simek
0 siblings, 0 replies; 2+ messages in thread
From: Michal Simek @ 2022-10-04 11:52 UTC (permalink / raw)
To: Michal Simek; +Cc: u-boot, git
út 27. 9. 2022 v 9:55 odesílatel Michal Simek <michal.simek@amd.com> napsal:
>
> EEPROM stores identification information about board like a board name,
> revision, serial number and ethernet MAC address. U-Boot is capable to read
> nvmemX aliases and read/display provided information when nvmem alias link
> is described.
>
> Signed-off-by: Michal Simek <michal.simek@amd.com>
> ---
>
> arch/arm/dts/zynq-zc702.dts | 3 ++-
> arch/arm/dts/zynq-zc706.dts | 3 ++-
> 2 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/dts/zynq-zc702.dts b/arch/arm/dts/zynq-zc702.dts
> index 1bd4f8c9f661..99ee87bb2453 100644
> --- a/arch/arm/dts/zynq-zc702.dts
> +++ b/arch/arm/dts/zynq-zc702.dts
> @@ -17,6 +17,7 @@
> spi0 = &qspi;
> mmc0 = &sdhci0;
> usb0 = &usb0;
> + nvmem0 = &eeprom;
> };
>
> memory@0 {
> @@ -142,7 +143,7 @@
> #address-cells = <1>;
> #size-cells = <0>;
> reg = <2>;
> - eeprom@54 {
> + eeprom: eeprom@54 {
> compatible = "atmel,24c08";
> reg = <0x54>;
> };
> diff --git a/arch/arm/dts/zynq-zc706.dts b/arch/arm/dts/zynq-zc706.dts
> index cb919e40533e..f0ad68d94f17 100644
> --- a/arch/arm/dts/zynq-zc706.dts
> +++ b/arch/arm/dts/zynq-zc706.dts
> @@ -16,6 +16,7 @@
> serial0 = &uart1;
> spi0 = &qspi;
> mmc0 = &sdhci0;
> + nvmem0 = &eeprom;
> };
>
> memory@0 {
> @@ -101,7 +102,7 @@
> #address-cells = <1>;
> #size-cells = <0>;
> reg = <2>;
> - eeprom@54 {
> + eeprom: eeprom@54 {
> compatible = "atmel,24c08";
> reg = <0x54>;
> };
> --
> 2.36.1
>
Applied.
M
--
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Xilinx Microblaze
Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP ARM64 SoCs
U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP/Versal SoCs
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2022-10-04 11:52 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-09-27 7:55 [PATCH] ARM: zynq: Point via nvmem0 alias to eeprom on zc702/zc706 Michal Simek
2022-10-04 11:52 ` Michal Simek
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).