From: Bartosz Golaszewski Date: Wed, 7 Dec 2016 15:22:16 +0000 (+0100) Subject: ARM: davinci: da850: don't add emac clock to lookup table twice X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=ef37427ac5677331145ab27a17e6f5f1b43f0c11;p=openwrt%2Fstaging%2Fblogic.git ARM: davinci: da850: don't add emac clock to lookup table twice 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. Cc: # 3.12.x- Signed-off-by: Bartosz Golaszewski [nsekhar@ti.com: add a comment over mdio_clk to explaing its existence + commit headline updates] Signed-off-by: Sekhar Nori --- diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c index e9d019cc8f46..1d873d15b545 100644 --- a/arch/arm/mach-davinci/da850.c +++ b/arch/arm/mach-davinci/da850.c @@ -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, @@ -539,7 +549,7 @@ 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),