[PATCH 2/2] ARM: kirkwood: remove ethernet clock gate workaround

From: Sebastian Hesselbarth
Date: Thu Oct 03 2013 - 08:45:45 EST


With a proper fix for Kirkwood ethernet IP MAC address clock gating
issue, we can now remove the clock gating workaround that always
enabled ethernet clocks.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@xxxxxxxxx>
---
Cc: Jason Cooper <jason@xxxxxxxxxxxxxx>
Cc: Andrew Lunn <andrew@xxxxxxx>
Cc: Russell King <linux@xxxxxxxxxxxxxxxx>
Cc: Jason Gunthorpe <jgunthorpe@xxxxxxxxxxxxxxxxxxxx>
Cc: Ezequiel Garcia <ezequiel.garcia@xxxxxxxxxxxxxxxxxx>
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
arch/arm/mach-kirkwood/board-dt.c | 14 --------------
1 file changed, 14 deletions(-)

diff --git a/arch/arm/mach-kirkwood/board-dt.c b/arch/arm/mach-kirkwood/board-dt.c
index a2974ad..a3bf0c7 100644
--- a/arch/arm/mach-kirkwood/board-dt.c
+++ b/arch/arm/mach-kirkwood/board-dt.c
@@ -41,7 +41,6 @@ static void __init kirkwood_legacy_clk_init(void)
struct device_node *np = of_find_compatible_node(
NULL, NULL, "marvell,kirkwood-gating-clock");
struct of_phandle_args clkspec;
- struct clk *clk;

clkspec.np = np;
clkspec.args_count = 1;
@@ -53,19 +52,6 @@ static void __init kirkwood_legacy_clk_init(void)
clkspec.args[0] = CGC_BIT_PEX1;
orion_clkdev_add("1", "pcie",
of_clk_get_from_provider(&clkspec));
-
- /*
- * The ethernet interfaces forget the MAC address assigned by
- * u-boot if the clocks are turned off. Until proper DT support
- * is available we always enable them for now.
- */
- clkspec.args[0] = CGC_BIT_GE0;
- clk = of_clk_get_from_provider(&clkspec);
- clk_prepare_enable(clk);
-
- clkspec.args[0] = CGC_BIT_GE1;
- clk = of_clk_get_from_provider(&clkspec);
- clk_prepare_enable(clk);
}

#define MV643XX_ETH_MAC_ADDR_LOW 0x0414
--
1.7.10.4

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