From 2bc2fde63858322a942864bf6cb2d54f5aa33186 Mon Sep 17 00:00:00 2001
From: Max Filippov <jcmvbkbc@gmail.com>
Date: Wed, 29 Jan 2014 07:53:44 +0400
Subject: [PATCH] xtensa: xtfpga: set ethoc clock frequency
Connect xtfpga board ethernet MAC to the clock in the DTS. Set up MAC
base frequency in the platform data in case of build w/o CONFIG_OF.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
---
arch/xtensa/boot/dts/xtfpga.dtsi | 1 +
arch/xtensa/platforms/xtfpga/setup.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/arch/xtensa/boot/dts/xtfpga.dtsi b/arch/xtensa/boot/dts/xtfpga.dtsi
index d5ccbbb7eec1..e7370b11348e 100644
--- a/arch/xtensa/boot/dts/xtfpga.dtsi
+++ b/arch/xtensa/boot/dts/xtfpga.dtsi
@@ -57,5 +57,6 @@ enet0: ethoc@fd030000 {
reg = <0xfd030000 0x4000 0xfd800000 0x4000>;
interrupts = <1 1>; /* external irq 1 */
local-mac-address = [00 50 c2 13 6f 00];
+ clocks = <&osc>;
};
};
diff --git a/arch/xtensa/platforms/xtfpga/setup.c b/arch/xtensa/platforms/xtfpga/setup.c
index 03729132ae44..57fd08b36f51 100644
--- a/arch/xtensa/platforms/xtfpga/setup.c
+++ b/arch/xtensa/platforms/xtfpga/setup.c
@@ -290,6 +290,7 @@ static int __init xtavnet_init(void)
* knows whether they set it correctly on the DIP switches.
*/
pr_info("XTFPGA: Ethernet MAC %pM\n", ethoc_pdata.hwaddr);
+ ethoc_pdata.eth_clkfreq = *(long *)XTFPGA_CLKFRQ_VADDR;
return 0;
}
--
2.30.9