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mv_twsi: Use the clock API on armv7

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With the addition of clkgen devices to the Armada38x, there is
no longer any need to use the get_tclk() hack.

Reviewed by:	manu
Obtained from:	Semihalf
Differential Revision: https://reviews.freebsd.org/D36456
This commit is contained in:
Albert Jakieła 2022-07-11 15:45:28 +02:00 committed by Kornel Dulęba
parent 4a4c6dc9a3
commit 59c2babcab
1 changed files with 0 additions and 8 deletions
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8
sys/dev/iicbus/twsi/mv_twsi.c
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@ -157,11 +157,7 @@ mv_twsi_cal_baud_rate(struct twsi_softc *sc, const uint32_t target,
/* Calculate baud rate. */
m0 = n0 = 4; /* Default values on reset */
diff0 = 0xffffffff;
#ifdef __aarch64__
clk_get_freq(sc->clk_core, &clk);
#else
clk = get_tclk();
#endif
for (n = 0; n < 8; n++) {
for (m = 0; m < 16; m++) {
@ -184,14 +180,11 @@ static int
mv_twsi_attach(device_t dev)
{
struct twsi_softc *sc;
#ifdef __aarch64__
int error;
#endif
sc = device_get_softc(dev);
sc->dev = dev;
#ifdef __aarch64__
/* Activate clock */
error = clk_get_by_ofw_index(dev, 0, 0, &sc->clk_core);
if (error != 0) {
@ -211,7 +204,6 @@ mv_twsi_attach(device_t dev)
return (error);
}
}
#endif
mv_twsi_cal_baud_rate(sc, TWSI_BAUD_RATE_SLOW, &sc->baud_rate[IIC_SLOW]);
mv_twsi_cal_baud_rate(sc, TWSI_BAUD_RATE_FAST, &sc->baud_rate[IIC_FAST]);