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author | Sascha Hauer <s.hauer@pengutronix.de> | 2017-02-02 12:08:32 +0100 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2017-02-06 07:41:56 +0100 |
commit | c82e1f90d2fa1ebfbeaf0f765ee974b31d273b1c (patch) | |
tree | bdbbf08939d3af3b9e1ce4e18371495d9113e674 /drivers/clk | |
parent | 75cb02078e0353c968b9c8cb71c6d02e597dc137 (diff) | |
download | barebox-c82e1f90d2fa1ebfbeaf0f765ee974b31d273b1c.tar.gz barebox-c82e1f90d2fa1ebfbeaf0f765ee974b31d273b1c.tar.xz |
clk: i.MX7: setup ethernet clocks
Reparent ethernet clocks so that they can be used by the
fec driver. The values are the same as U-Boot uses.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/clk')
-rw-r--r-- | drivers/clk/imx/clk-imx7.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/clk/imx/clk-imx7.c b/drivers/clk/imx/clk-imx7.c index 6bf123419e..d3a036c0c3 100644 --- a/drivers/clk/imx/clk-imx7.c +++ b/drivers/clk/imx/clk-imx7.c @@ -844,6 +844,17 @@ static int imx7_clk_setup(void) /* set uart module clock's parent clock source that must be great then 80MHz */ clk_set_parent(clks[IMX7D_UART1_ROOT_SRC], clks[IMX7D_OSC_24M_CLK]); + clk_set_parent(clks[IMX7D_ENET1_REF_ROOT_SRC], clks[IMX7D_PLL_ENET_MAIN_125M_CLK]); + clk_set_parent(clks[IMX7D_ENET1_TIME_ROOT_SRC], clks[IMX7D_PLL_ENET_MAIN_100M_CLK]); + clk_set_parent(clks[IMX7D_ENET2_REF_ROOT_SRC], clks[IMX7D_PLL_ENET_MAIN_125M_CLK]); + clk_set_parent(clks[IMX7D_ENET2_TIME_ROOT_SRC], clks[IMX7D_PLL_ENET_MAIN_100M_CLK]); + + clk_set_rate(clks[IMX7D_PLL_SYS_PFD4_CLK], 392000000); + clk_set_parent(clks[IMX7D_ENET_AXI_ROOT_SRC], clks[IMX7D_PLL_SYS_PFD4_CLK]); + clk_set_rate(clks[IMX7D_ENET_AXI_ROOT_CLK], 197000000); + clk_set_rate(clks[IMX7D_ENET1_TIME_ROOT_CLK], 25000000); + clk_set_rate(clks[IMX7D_ENET2_TIME_ROOT_CLK], 25000000); + return 0; } postcore_initcall(imx7_clk_setup); |