From 3dbd06e2c67205c6c6fa665c3c553e1711bacec6 Mon Sep 17 00:00:00 2001 From: Uwe Stuehler Date: Fri, 2 Dec 2005 17:50:52 +0000 Subject: no 91Mhz mode for now, because the OSCR0 does not run in low-power mode; found after prodding by deraadt@ --- sys/arch/arm/xscale/pxa2x0_apm.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) (limited to 'sys/arch') diff --git a/sys/arch/arm/xscale/pxa2x0_apm.c b/sys/arch/arm/xscale/pxa2x0_apm.c index 594e41c1b9f..51d693bca7b 100644 --- a/sys/arch/arm/xscale/pxa2x0_apm.c +++ b/sys/arch/arm/xscale/pxa2x0_apm.c @@ -1,4 +1,4 @@ -/* $OpenBSD: pxa2x0_apm.c,v 1.19 2005/11/19 02:18:00 pedro Exp $ */ +/* $OpenBSD: pxa2x0_apm.c,v 1.20 2005/12/02 17:50:51 uwe Exp $ */ /*- * Copyright (c) 2001 Alexander Guy. All rights reserved. @@ -1395,6 +1395,8 @@ pxa2x0_setperf(int speed) s = disable_interrupts(I32_bit|F32_bit); +#if 0 + /* Not yet, because OSCR0 does not run in low-power mode. */ if (speed <= 30) { pxa27x_run_mode(); pxa27x_fastbus_run_mode(0, MDREFR_LOW); @@ -1405,13 +1407,15 @@ pxa2x0_setperf(int speed) pxa2x0_pi2c_setvoltage(sc->sc_iot, sc->sc_pm_ioh, PI2C_VOLTAGE_LOW); perflevel = 25; - } else if (speed < 60) { + } else +#endif + if (speed < 60) { if (perflevel < 50) pxa2x0_pi2c_setvoltage(sc->sc_iot, sc->sc_pm_ioh, PI2C_VOLTAGE_HIGH); pxa27x_frequency_change(CCCR_A | CCCR_TURBO_X2 | CCCR_RUN_X16, - CLKCFG_F, &pxa2x0_memcfg); + CLKCFG_F, &pxa2x0_memcfg); /* XXX is the delay long enough, and necessary at all? */ delay(1); -- cgit v1.2.3