From a8c35fafe0af0bda340592373d446d93cc1ec75a Mon Sep 17 00:00:00 2001 From: Anson Huang Date: Fri, 1 Sep 2017 21:32:26 +0800 Subject: freescale: add srtc SIP support Add SRTC SIP support for i.MX8QM/i.MX8QXP. Signed-off-by: Anson Huang --- plat/freescale/common/include/fsl_sip.h | 2 + plat/freescale/common/sip_svc.c | 5 +++ plat/freescale/common/srtc.c | 68 +++++++++++++++++++++++++++++++++ plat/freescale/imx8qm/platform.mk | 1 + plat/freescale/imx8qxp/platform.mk | 1 + 5 files changed, 77 insertions(+) create mode 100644 plat/freescale/common/srtc.c diff --git a/plat/freescale/common/include/fsl_sip.h b/plat/freescale/common/include/fsl_sip.h index 52dceb81..3449944d 100644 --- a/plat/freescale/common/include/fsl_sip.h +++ b/plat/freescale/common/include/fsl_sip.h @@ -24,5 +24,7 @@ #define FSL_SIP_CPUFREQ 0xC2000001 #define FSL_SIP_SET_CPUFREQ 0x00 +#define FSL_SIP_SRTC 0xC2000002 +#define FSL_SIP_SRTC_SET_TIME 0x00 #endif diff --git a/plat/freescale/common/sip_svc.c b/plat/freescale/common/sip_svc.c index d8c1c5bf..960245da 100644 --- a/plat/freescale/common/sip_svc.c +++ b/plat/freescale/common/sip_svc.c @@ -39,6 +39,8 @@ extern int imx_gpc_handler(uint32_t smc_fid, u_register_t x1, u_register_t x2, u_register_t x3); extern int imx_cpufreq_handler(uint32_t smc_fid, u_register_t x1, u_register_t x2, u_register_t x3); +extern int imx_srtc_handler(uint32_t smc_fid, u_register_t x1, + u_register_t x2, u_register_t x3, u_register_t x4); /* Setup i.MX platform specific services Services */ static int32_t plat_svc_setup(void) @@ -69,6 +71,9 @@ uintptr_t imx_svc_smc_handler(uint32_t smc_fid, case FSL_SIP_CPUFREQ: SMC_RET1(handle, imx_cpufreq_handler(smc_fid, x1, x2, x3)); break; + case FSL_SIP_SRTC: + SMC_RET1(handle, imx_srtc_handler(smc_fid, x1, x2, x3, x4)); + break; #endif default: WARN("Unimplemented SIP Service Call: 0x%x \n", smc_fid); diff --git a/plat/freescale/common/srtc.c b/plat/freescale/common/srtc.c new file mode 100644 index 00000000..0a32d65b --- /dev/null +++ b/plat/freescale/common/srtc.c @@ -0,0 +1,68 @@ +/* + * Copyright 2017 NXP + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * 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. + * + * Neither the name of NXP nor the names of its contributors may be used + * to endorse or promote products derived from this software without specific + * prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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 +#include +#include +#include +#include +#include +#include +#include +#include + +extern sc_ipc_t ipc_handle; + +static int imx_srtc_set_time(uint32_t year_mon, unsigned long day_hour, unsigned long min_sec) +{ + return sc_timer_set_rtc_time(ipc_handle, + year_mon >> 16, year_mon & 0xffff, + day_hour >> 16, day_hour & 0xffff, + min_sec >> 16, min_sec & 0xffff); +} + +int imx_srtc_handler(uint32_t smc_fid, + u_register_t x1, + u_register_t x2, + u_register_t x3, + u_register_t x4) +{ + int ret; + + switch(x1) { + case FSL_SIP_SRTC_SET_TIME: + ret = imx_srtc_set_time(x2, x3, x4); + break; + default: + return SMC_UNK; + } + + return ret; +} diff --git a/plat/freescale/imx8qm/platform.mk b/plat/freescale/imx8qm/platform.mk index 8abc978d..8db7f192 100644 --- a/plat/freescale/imx8qm/platform.mk +++ b/plat/freescale/imx8qm/platform.mk @@ -42,6 +42,7 @@ BL31_SOURCES += plat/freescale/common/lpuart_console.S \ plat/freescale/common/imx8_helpers.S \ plat/freescale/common/sip_svc.c \ plat/freescale/common/cpufreq.c \ + plat/freescale/common/srtc.c \ plat/freescale/imx8qm/imx8qm_bl31_setup.c \ plat/freescale/imx8qm/imx8qm_psci.c \ plat/freescale/common/imx8_topology.c \ diff --git a/plat/freescale/imx8qxp/platform.mk b/plat/freescale/imx8qxp/platform.mk index 9be92464..e25de57f 100644 --- a/plat/freescale/imx8qxp/platform.mk +++ b/plat/freescale/imx8qxp/platform.mk @@ -42,6 +42,7 @@ BL31_SOURCES += plat/freescale/common/lpuart_console.S \ plat/freescale/common/imx8_helpers.S \ plat/freescale/common/sip_svc.c \ plat/freescale/common/cpufreq.c \ + plat/freescale/common/srtc.c \ plat/freescale/imx8qxp/imx8qxp_bl31_setup.c \ plat/freescale/imx8qxp/imx8qxp_psci.c \ plat/freescale/common/imx8_topology.c \ -- cgit v1.2.3