From 56fd5f077223df1284a3501d1e3ba2e5b19d154a Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Wed, 5 Dec 2012 18:45:59 +0100 Subject: bcma: add bcma_chipco_alp_clock For devices without a PMU the alp clock is always 20000000. Signed-off-by: Hauke Mehrtens Signed-off-by: John W. Linville --- drivers/bcma/driver_chipcommon.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/bcma/driver_chipcommon.c b/drivers/bcma/driver_chipcommon.c index ffd74e51f02d..ef6855398b86 100644 --- a/drivers/bcma/driver_chipcommon.c +++ b/drivers/bcma/driver_chipcommon.c @@ -4,6 +4,7 @@ * * Copyright 2005, Broadcom Corporation * Copyright 2006, 2007, Michael Buesch + * Copyright 2012, Hauke Mehrtens * * Licensed under the GNU/GPL. See COPYING for details. */ @@ -22,6 +23,14 @@ static inline u32 bcma_cc_write32_masked(struct bcma_drv_cc *cc, u16 offset, return value; } +static u32 bcma_chipco_alp_clock(struct bcma_drv_cc *cc) +{ + if (cc->capabilities & BCMA_CC_CAP_PMU) + return bcma_pmu_alp_clock(cc); + + return 20000000; +} + void bcma_core_chipcommon_early_init(struct bcma_drv_cc *cc) { if (cc->early_setup_done) @@ -131,8 +140,7 @@ void bcma_chipco_serial_init(struct bcma_drv_cc *cc) struct bcma_serial_port *ports = cc->serial_ports; if (ccrev >= 11 && ccrev != 15) { - /* Fixed ALP clock */ - baud_base = bcma_pmu_alp_clock(cc); + baud_base = bcma_chipco_alp_clock(cc); if (ccrev >= 21) { /* Turn off UART clock before switching clocksource. */ bcma_cc_write32(cc, BCMA_CC_CORECTL, -- cgit v1.2.3