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ARM: davinci: da850: don't add emac clock to lookup table twice

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commit ef37427ac5677331145ab27a17e6f5f1b43f0c11 upstream.

Similarly to the aemif clock - this screws up the linked list of clock
children. Create a separate clock for mdio inheriting the rate from
emac_clk.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
[nsekhar@ti.com: add a comment over mdio_clk to explaing its existence +
		 commit headline updates]
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Bartosz Golaszewski 2016-12-07 16:22:16 +01:00 committed by Greg Kroah-Hartman
parent 5f390df2ba
commit c7b1b7951d
1 changed files with 11 additions and 1 deletions
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12
arch/arm/mach-davinci/da850.c
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@ -319,6 +319,16 @@ static struct clk emac_clk = {
.gpsc = 1,
};
/*
* In order to avoid adding the emac_clk to the clock lookup table twice (and
* screwing up the linked list in the process) create a separate clock for
* mdio inheriting the rate from emac_clk.
*/
static struct clk mdio_clk = {
.name = "mdio",
.parent = &emac_clk,
};
static struct clk mcasp_clk = {
.name = "mcasp",
.parent = &async3_clk,
@ -494,7 +504,7 @@ static struct clk_lookup da850_clks[] = {
CLK(NULL, "arm", &arm_clk),
CLK(NULL, "rmii", &rmii_clk),
CLK("davinci_emac.1", NULL, &emac_clk),
CLK("davinci_mdio.0", "fck", &emac_clk),
CLK("davinci_mdio.0", "fck", &mdio_clk),
CLK("davinci-mcasp.0", NULL, &mcasp_clk),
CLK("davinci-mcbsp.0", NULL, &mcbsp0_clk),
CLK("davinci-mcbsp.1", NULL, &mcbsp1_clk),