diff options
Diffstat (limited to 'payloads/libpayload')
| -rw-r--r-- | payloads/libpayload/drivers/Makefile.inc | 1 | ||||
| -rw-r--r-- | payloads/libpayload/drivers/timer/Kconfig | 13 | ||||
| -rw-r--r-- | payloads/libpayload/drivers/timer/mvmap2315.c | 44 |
3 files changed, 58 insertions, 0 deletions
diff --git a/payloads/libpayload/drivers/Makefile.inc b/payloads/libpayload/drivers/Makefile.inc index 75f08f233c..899c5d238e 100644 --- a/payloads/libpayload/drivers/Makefile.inc +++ b/payloads/libpayload/drivers/Makefile.inc @@ -57,6 +57,7 @@ libc-$(CONFIG_LP_TIMER_BG4CD) += timer/bg4cd.c libc-$(CONFIG_LP_TIMER_IMG_PISTACHIO) += timer/img_pistachio.c libc-$(CONFIG_LP_TIMER_CYGNUS) += timer/cygnus.c libc-$(CONFIG_LP_TIMER_ARMADA38X) += timer/armada38x.c +libc-$(CONFIG_LP_TIMER_MVMAP2315) += timer/mvmap2315.c # Video console drivers libc-$(CONFIG_LP_VIDEO_CONSOLE) += video/video.c diff --git a/payloads/libpayload/drivers/timer/Kconfig b/payloads/libpayload/drivers/timer/Kconfig index 0b981b0de2..b3ab6ecb70 100644 --- a/payloads/libpayload/drivers/timer/Kconfig +++ b/payloads/libpayload/drivers/timer/Kconfig @@ -61,6 +61,9 @@ config TIMER_IMG_PISTACHIO config TIMER_MTK bool "Timer for MediaTek MT8173" +config TIMER_MVMAP2315 + bool "Timer for Marvell MVMAP2315" + endchoice config TIMER_MCT_HZ @@ -108,6 +111,16 @@ config ARMADA38X_TIMER_REG default 0xF1020314 depends on TIMER_ARMADA38X +config MVMAP2315_TIMER_FREQ + int "Hardware timer frequency" + depends on TIMER_MVMAP2315 + default 1000000 + +config MVMAP2315_TIMER_REG + hex "Timer register address" + depends on TIMER_MVMAP2315 + default 0xE1020004 + config IPROC_PERIPH_GLB_TIM_REG_BASE hex "Cygnus timer base address" depends on TIMER_CYGNUS diff --git a/payloads/libpayload/drivers/timer/mvmap2315.c b/payloads/libpayload/drivers/timer/mvmap2315.c new file mode 100644 index 0000000000..5b1f81376a --- /dev/null +++ b/payloads/libpayload/drivers/timer/mvmap2315.c @@ -0,0 +1,44 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2016 Marvell Inc. + * + * 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 <assert.h> +#include <libpayload.h> + +static u32 *reg = (void *)CONFIG_LP_MVMAP2315_TIMER_REG; + +uint64_t timer_hz(void) +{ + return CONFIG_LP_MVMAP2315_TIMER_FREQ; +} + +uint64_t timer_raw_value(void) +{ + /* invert count to change from down to up count */ + return ~readl(reg); +} |