diff options
| author | Bartosz Golaszewski <bgolaszewski@baylibre.com> | 2016-12-07 16:22:16 +0100 |
|---|---|---|
| committer | Sekhar Nori <nsekhar@ti.com> | 2017-01-02 10:07:18 +0100 |
| commit | ef37427ac5677331145ab27a17e6f5f1b43f0c11 (patch) | |
| tree | 9694e5ad6c820fbb4fc9efa31199776e8dfdfada /arch/arm/mach-davinci | |
| parent | ARM: davinci: da850: fix infinite loop in clk_set_rate() (diff) | |
| download | linux-ef37427ac5677331145ab27a17e6f5f1b43f0c11.tar.xz linux-ef37427ac5677331145ab27a17e6f5f1b43f0c11.zip | |
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: <stable@vger.kernel.org> # 3.12.x-
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>
Diffstat (limited to 'arch/arm/mach-davinci')
| -rw-r--r-- | arch/arm/mach-davinci/da850.c | 12 |
1 files changed, 11 insertions, 1 deletions
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), |