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ARM: zynq: Add missing i2c get_rate for fixing i2c SPL

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The commit 'f48ef0d81aa837a33020f8d61abb3929ba613774' did break I2C
support because requesting the clock for the I2C ip-block isn't
supported during SPL.

To fixup this we add support requesting clocks for:
- i2c0
- i2c1

Signed-off-by: Hannes Schmelzer <hannes.schmelzer@br-automation.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Hannes Schmelzer 2019-02-14 08:54:42 +01:00 committed by Michal Simek
parent 1922a7b39a
commit 2aff722629
1 changed files with 2 additions and 0 deletions
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2
drivers/clk/clk_zynq.c
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@ -434,6 +434,8 @@ static ulong zynq_clk_get_rate(struct clk *clk)
case lqspi_clk ... pcap_clk:
case sdio0_clk ... spi1_clk:
return zynq_clk_get_peripheral_rate(priv, id, 0);
case i2c0_aper_clk ... i2c1_aper_clk:
return zynq_clk_get_cpu_rate(priv, cpu_1x_clk);
default:
return -ENXIO;
}