diff options
Diffstat (limited to 'payloads')
| -rw-r--r-- | payloads/libpayload/Config.in | 18 | ||||
| -rw-r--r-- | payloads/libpayload/configs/defconfig-arm | 3 | ||||
| -rw-r--r-- | payloads/libpayload/drivers/Makefile.inc | 1 | ||||
| -rw-r--r-- | payloads/libpayload/drivers/timer/ipq806x.c | 41 |
4 files changed, 62 insertions, 1 deletions
diff --git a/payloads/libpayload/Config.in b/payloads/libpayload/Config.in index bef0e05b01..3c5c342098 100644 --- a/payloads/libpayload/Config.in +++ b/payloads/libpayload/Config.in @@ -354,6 +354,9 @@ config TIMER_MCT config TIMER_TEGRA_1US bool "Tegra 1us" +config TIMER_IPQ806X + bool "Timer for ipq806x platforms" + endchoice config TIMER_MCT_HZ @@ -371,6 +374,21 @@ config TIMER_TEGRA_1US_ADDRESS depends on TIMER_TEGRA_1US default 0x60005010 +config IPQ806X_TIMER_FREQ + int "Hardware timer frequency" + default 32000 + depends on TIMER_IPQ806X + help + IPQ hardware presently provides a single timer running at 32KHz, a + finer granulariry timer is available but is not yet enabled. + +config IPQ806X_TIMER_REG + hex "Timer register address" + default 0x0200A008 + depends on TIMER_IPQ806X + help + Address of the register to read a free running timer value. + config USB bool "USB Support" default n diff --git a/payloads/libpayload/configs/defconfig-arm b/payloads/libpayload/configs/defconfig-arm index fe47d0c60d..83731bb6b9 100644 --- a/payloads/libpayload/configs/defconfig-arm +++ b/payloads/libpayload/configs/defconfig-arm @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit # libpayload version: 0.2.0 -# Tue Dec 23 15:19:30 2014 +# Wed Dec 31 11:11:44 2014 # # @@ -55,6 +55,7 @@ CONFIG_LP_STORAGE_ATAPI=y CONFIG_LP_TIMER_NONE=y # CONFIG_LP_TIMER_MCT is not set # CONFIG_LP_TIMER_TEGRA_1US is not set +# CONFIG_LP_TIMER_IPQ806X is not set CONFIG_LP_USB=y CONFIG_LP_USB_OHCI=y CONFIG_LP_USB_EHCI=y diff --git a/payloads/libpayload/drivers/Makefile.inc b/payloads/libpayload/drivers/Makefile.inc index 7212389c8f..d46bb11541 100644 --- a/payloads/libpayload/drivers/Makefile.inc +++ b/payloads/libpayload/drivers/Makefile.inc @@ -48,6 +48,7 @@ libc-$(CONFIG_LP_NVRAM) += options.c libc-$(CONFIG_LP_TIMER_MCT) += timer/mct.c libc-$(CONFIG_LP_TIMER_RDTSC) += timer/rdtsc.c libc-$(CONFIG_LP_TIMER_TEGRA_1US) += timer/tegra_1us.c +libc-$(CONFIG_LP_TIMER_IPQ806X) += timer/ipq806x.c # Video console drivers libc-$(CONFIG_LP_VIDEO_CONSOLE) += video/video.c diff --git a/payloads/libpayload/drivers/timer/ipq806x.c b/payloads/libpayload/drivers/timer/ipq806x.c new file mode 100644 index 0000000000..4edbf8eda0 --- /dev/null +++ b/payloads/libpayload/drivers/timer/ipq806x.c @@ -0,0 +1,41 @@ +/* + * This file is part of the depthcharge project. + * + * Copyright (C) 2014 The Linux Foundation. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <libpayload.h> + +uint64_t timer_hz(void) +{ + return CONFIG_LP_IPQ806X_TIMER_FREQ; +} + +uint64_t timer_raw_value(void) +{ + return readl((void *)CONFIG_LP_IPQ806X_TIMER_REG); +} + |