From patchwork Tue Jun 19 14:02:29 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 139128 Delivered-To: patch@linaro.org Received: by 2002:a2e:970d:0:0:0:0:0 with SMTP id r13-v6csp5248922lji; Tue, 19 Jun 2018 07:04:41 -0700 (PDT) X-Google-Smtp-Source: ADUXVKJsBZT06avLGnAKYVKRC0XivVD1ok3gGj69vxvPbX0N6peEiwxiCKaiqsErWEkjtxfqfVli X-Received: by 2002:a65:4b82:: with SMTP id t2-v6mr14652615pgq.175.1529417081208; Tue, 19 Jun 2018 07:04:41 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1529417081; cv=none; d=google.com; s=arc-20160816; b=n9hHcHD2mB13PdI2GubS844JSaZknZzkE74x9FYBG2E7xR6URFXg1hSh6t4RzUFIJX 2Q4WOMzDSpsVIv5PoBLKO782AMVpYzOyWQ0zuaA+Ei3aXL1WsyzBh38++wf+kq9Ossiq XObcYxbSzYc5v6pqlOTvsZya1b9X/ZR6nnUIjEC61/Ku0m0EIcfp+nujmd3aeJYeRHly NEUp+DSgGozeAH1ELf076ZF22I9N4sS3UCiTnbq5OFddasvQ4uv0uXQQ+LCK9D9x7BSF QEH46Ep24cltkpBs6S1qnSCbE5F/J+ZJM9kM0RdU7xoWF4pV6xwxD9U8iQF4xgkbwQRH 1DvQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=mk0bbg7t3rsVvUAXy/46SEr7eSiRbiVv8UtLveXkXc0=; b=k38bnXpRNeCRyL331SLM9MMSU0rg3Oa+sbUEy6HtktTdefvQFd8dlumDxRmChuHMt8 NppKHIdEMeQMSDQRG7Y2yX+2vwMHZj/cM6M2CE4Ukaa05juvkVewLjF35uxEk2sM5PzL JhRly4cb3MZSU0pqjszL/eQ0FsKQnbxj1Lb/jcliVhYoVvefGBj/5imPco//uZhpsFvA R3LHmrD0Jj+NigHiYpvTWe7qhgM74JTXUU11kzojx29N6I6sfiuEC27KJBlPXugJRlhY 34DeCec6vWt9VJcOxL9mwLql8kw0Ak0Qaw20ePXlUJWvZMQg9I6Tv6tDRbQW26KNP3ql kCsg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id f3-v6si13965945pgp.496.2018.06.19.07.04.40; Tue, 19 Jun 2018 07:04:41 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756905AbeFSOEi (ORCPT + 30 others); Tue, 19 Jun 2018 10:04:38 -0400 Received: from mout.kundenserver.de ([212.227.126.130]:36443 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S966044AbeFSOEL (ORCPT ); Tue, 19 Jun 2018 10:04:11 -0400 Received: from wuerfel.lan ([95.208.111.237]) by mrelayeu.kundenserver.de (mreue001 [212.227.15.129]) with ESMTPA (Nemesis) id 0LaOJ5-1fv0jI1M9n-00mNrC; Tue, 19 Jun 2018 16:02:55 +0200 From: Arnd Bergmann To: Paul Mackerras , Michael Ellerman , Geert Uytterhoeven , Joshua Thompson Cc: Mathieu Malaterre , Benjamin Herrenschmidt , Greg Ungerer , linux-m68k@lists.linux-m68k.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, y2038@lists.linaro.org, Meelis Roos , Andreas Schwab , Arnd Bergmann Subject: [PATCH 3/3] [v2] m68k: remove unused set_clock_mmss() helpers Date: Tue, 19 Jun 2018 16:02:29 +0200 Message-Id: <20180619140229.3615110-3-arnd@arndb.de> X-Mailer: git-send-email 2.9.0 In-Reply-To: <20180619140229.3615110-1-arnd@arndb.de> References: <20180619140229.3615110-1-arnd@arndb.de> X-Provags-ID: V03:K1:wJsUWwh6n33yEdmQVue12NpQBwuUugDEbajBk7+ATaOJuhiDMFB eLAdNiReVI7aRzWLtu7ks5d0W0HERICHItR0KUc1aXLH/YJ3vjvMzvKr4MxuNZFLcVDdp2R L4btZCUZF2ifHampHXBOPZuckgz5eHKHFsfEC9WxG2y2bYmUqB7srJaNk+Y+7Ff4rphl2KB ITgrCMKvjipFzSNOW1GqA== X-UI-Out-Filterresults: notjunk:1; V01:K0:E1TNYNOpmaw=:/arcP1D2r9yXNdt9PUvNCO NJVg5DIMWRC/+Vg6wcKJZVpfzId6xWj2LTkRZdO/aQFon0K7nWqlXzESJ+Yf0pKdYbFGg8b1o +wvBThSaOEikQYgDKa1Keth7gfYU+ybC0bSzw4wDvxTyxiS/cXgKbsilhccBsxJfDhAdCGOfR 9vT4hDKkqTvrMIXdhEu86193jalmpxx/OtA5A0jl+IEXBKAUx6zxgy2lYEZMpxh/FC0z6MV1v I145ZuynLt7pu2PAEaaO90BBCii7QAzrmmrz1AppMzlJxb8Cfs4jAZpTD2xVLtzj5Lq2coe+M XJxxxOL8TsEm/k/uUpZzEahGciXrEmvX+cAD6dH3p7ungc9/qbWnICdpn2vC8JiZ9jkt1mL6J YNEhvv7biKK2+4bbB7paymwaAPG2djINYhsd+YU9RIA/5bg3RM8500qjLXl/GGqNwrSmOWlBd nklxKAWtDMUyMqMWqiRGCVM077BIVWNKHeJXU626cS75UITt6a54Z0FdrW0m8HFFZ2g8G2/mh z6z2kNzuJTz6tQQRMdkw18Md34pu79hI5K9nlgadqauaBthfR9JnX8XumY9egT+CvUFqCrfIB 3Di+1qatGRbcrrUeornSsyZrh1h9c0vfNZz3ddxre4ApeS0jxu/E8jC/+jwDOph4SvwCvhDTc UB/SthGv7wGluZ9hzykntuNQFWYrzaAXcWWVOyGSWu0r+HtsRwmO+A38nuimf2+0nt/A= Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit 397ac99c6cef ("m68k: remove dead timer code") removed set_rtc_mmss() because it was unused in 2012. However, this was itself the only user of the mach_set_clock_mmss() callback and the many implementations of that callback, which are equally unused. This removes all of those as well. Acked-by: Greg Ungerer Signed-off-by: Arnd Bergmann --- v2: no changes --- arch/m68k/apollo/config.c | 8 ------ arch/m68k/atari/config.c | 5 ---- arch/m68k/atari/time.c | 63 ----------------------------------------- arch/m68k/bvme6000/config.c | 45 ----------------------------- arch/m68k/include/asm/machdep.h | 1 - arch/m68k/kernel/setup_mm.c | 1 - arch/m68k/kernel/setup_no.c | 1 - arch/m68k/mac/config.c | 2 -- arch/m68k/mac/misc.c | 16 ----------- arch/m68k/mvme147/config.c | 7 ----- arch/m68k/mvme16x/config.c | 8 ------ arch/m68k/q40/config.c | 30 -------------------- 12 files changed, 187 deletions(-) -- 2.9.0 diff --git a/arch/m68k/apollo/config.c b/arch/m68k/apollo/config.c index b2a6bc63f8cd..aef8d42e078d 100644 --- a/arch/m68k/apollo/config.c +++ b/arch/m68k/apollo/config.c @@ -31,7 +31,6 @@ extern void dn_sched_init(irq_handler_t handler); extern void dn_init_IRQ(void); extern u32 dn_gettimeoffset(void); extern int dn_dummy_hwclk(int, struct rtc_time *); -extern int dn_dummy_set_clock_mmss(unsigned long); extern void dn_dummy_reset(void); #ifdef CONFIG_HEARTBEAT static void dn_heartbeat(int on); @@ -156,7 +155,6 @@ void __init config_apollo(void) arch_gettimeoffset = dn_gettimeoffset; mach_max_dma_address = 0xffffffff; mach_hwclk = dn_dummy_hwclk; /* */ - mach_set_clock_mmss = dn_dummy_set_clock_mmss; /* */ mach_reset = dn_dummy_reset; /* */ #ifdef CONFIG_HEARTBEAT mach_heartbeat = dn_heartbeat; @@ -240,12 +238,6 @@ int dn_dummy_hwclk(int op, struct rtc_time *t) { } -int dn_dummy_set_clock_mmss(unsigned long nowtime) -{ - pr_info("set_clock_mmss\n"); - return 0; -} - void dn_dummy_reset(void) { dn_serial_print("The end !\n"); diff --git a/arch/m68k/atari/config.c b/arch/m68k/atari/config.c index 565c6f06ab0b..bd96702a1ad0 100644 --- a/arch/m68k/atari/config.c +++ b/arch/m68k/atari/config.c @@ -81,9 +81,6 @@ extern void atari_sched_init(irq_handler_t); extern u32 atari_gettimeoffset(void); extern int atari_mste_hwclk (int, struct rtc_time *); extern int atari_tt_hwclk (int, struct rtc_time *); -extern int atari_mste_set_clock_mmss (unsigned long); -extern int atari_tt_set_clock_mmss (unsigned long); - /* ++roman: This is a more elaborate test for an SCC chip, since the plain * Medusa board generates DTACK at the SCC's standard addresses, but a SCC @@ -362,13 +359,11 @@ void __init config_atari(void) ATARIHW_SET(TT_CLK); pr_cont(" TT_CLK"); mach_hwclk = atari_tt_hwclk; - mach_set_clock_mmss = atari_tt_set_clock_mmss; } if (hwreg_present(&mste_rtc.sec_ones)) { ATARIHW_SET(MSTE_CLK); pr_cont(" MSTE_CLK"); mach_hwclk = atari_mste_hwclk; - mach_set_clock_mmss = atari_mste_set_clock_mmss; } if (!MACH_IS_MEDUSA && hwreg_present(&dma_wd.fdc_speed) && hwreg_write(&dma_wd.fdc_speed, 0)) { diff --git a/arch/m68k/atari/time.c b/arch/m68k/atari/time.c index c549b48174ec..9cca64286464 100644 --- a/arch/m68k/atari/time.c +++ b/arch/m68k/atari/time.c @@ -285,69 +285,6 @@ int atari_tt_hwclk( int op, struct rtc_time *t ) return( 0 ); } - -int atari_mste_set_clock_mmss (unsigned long nowtime) -{ - short real_seconds = nowtime % 60, real_minutes = (nowtime / 60) % 60; - struct MSTE_RTC val; - unsigned char rtc_minutes; - - mste_read(&val); - rtc_minutes= val.min_ones + val.min_tens * 10; - if ((rtc_minutes < real_minutes - ? real_minutes - rtc_minutes - : rtc_minutes - real_minutes) < 30) - { - val.sec_ones = real_seconds % 10; - val.sec_tens = real_seconds / 10; - val.min_ones = real_minutes % 10; - val.min_tens = real_minutes / 10; - mste_write(&val); - } - else - return -1; - return 0; -} - -int atari_tt_set_clock_mmss (unsigned long nowtime) -{ - int retval = 0; - short real_seconds = nowtime % 60, real_minutes = (nowtime / 60) % 60; - unsigned char save_control, save_freq_select, rtc_minutes; - - save_control = RTC_READ (RTC_CONTROL); /* tell the clock it's being set */ - RTC_WRITE (RTC_CONTROL, save_control | RTC_SET); - - save_freq_select = RTC_READ (RTC_FREQ_SELECT); /* stop and reset prescaler */ - RTC_WRITE (RTC_FREQ_SELECT, save_freq_select | RTC_DIV_RESET2); - - rtc_minutes = RTC_READ (RTC_MINUTES); - if (!(save_control & RTC_DM_BINARY)) - rtc_minutes = bcd2bin(rtc_minutes); - - /* Since we're only adjusting minutes and seconds, don't interfere - with hour overflow. This avoids messing with unknown time zones - but requires your RTC not to be off by more than 30 minutes. */ - if ((rtc_minutes < real_minutes - ? real_minutes - rtc_minutes - : rtc_minutes - real_minutes) < 30) - { - if (!(save_control & RTC_DM_BINARY)) - { - real_seconds = bin2bcd(real_seconds); - real_minutes = bin2bcd(real_minutes); - } - RTC_WRITE (RTC_SECONDS, real_seconds); - RTC_WRITE (RTC_MINUTES, real_minutes); - } - else - retval = -1; - - RTC_WRITE (RTC_FREQ_SELECT, save_freq_select); - RTC_WRITE (RTC_CONTROL, save_control); - return retval; -} - /* * Local variables: * c-indent-level: 4 diff --git a/arch/m68k/bvme6000/config.c b/arch/m68k/bvme6000/config.c index 2cfff4765040..143ee9fa3893 100644 --- a/arch/m68k/bvme6000/config.c +++ b/arch/m68k/bvme6000/config.c @@ -41,7 +41,6 @@ static void bvme6000_get_model(char *model); extern void bvme6000_sched_init(irq_handler_t handler); extern u32 bvme6000_gettimeoffset(void); extern int bvme6000_hwclk (int, struct rtc_time *); -extern int bvme6000_set_clock_mmss (unsigned long); extern void bvme6000_reset (void); void bvme6000_set_vectors (void); @@ -113,7 +112,6 @@ void __init config_bvme6000(void) mach_init_IRQ = bvme6000_init_IRQ; arch_gettimeoffset = bvme6000_gettimeoffset; mach_hwclk = bvme6000_hwclk; - mach_set_clock_mmss = bvme6000_set_clock_mmss; mach_reset = bvme6000_reset; mach_get_model = bvme6000_get_model; @@ -305,46 +303,3 @@ int bvme6000_hwclk(int op, struct rtc_time *t) return 0; } - -/* - * Set the minutes and seconds from seconds value 'nowtime'. Fail if - * clock is out by > 30 minutes. Logic lifted from atari code. - * Algorithm is to wait for the 10ms register to change, and then to - * wait a short while, and then set it. - */ - -int bvme6000_set_clock_mmss (unsigned long nowtime) -{ - int retval = 0; - short real_seconds = nowtime % 60, real_minutes = (nowtime / 60) % 60; - unsigned char rtc_minutes, rtc_tenms; - volatile RtcPtr_t rtc = (RtcPtr_t)BVME_RTC_BASE; - unsigned char msr = rtc->msr & 0xc0; - unsigned long flags; - volatile int i; - - rtc->msr = 0; /* Ensure clock accessible */ - rtc_minutes = bcd2bin (rtc->bcd_min); - - if ((rtc_minutes < real_minutes - ? real_minutes - rtc_minutes - : rtc_minutes - real_minutes) < 30) - { - local_irq_save(flags); - rtc_tenms = rtc->bcd_tenms; - while (rtc_tenms == rtc->bcd_tenms) - ; - for (i = 0; i < 1000; i++) - ; - rtc->bcd_min = bin2bcd(real_minutes); - rtc->bcd_sec = bin2bcd(real_seconds); - local_irq_restore(flags); - } - else - retval = -1; - - rtc->msr = msr; - - return retval; -} - diff --git a/arch/m68k/include/asm/machdep.h b/arch/m68k/include/asm/machdep.h index 1605da48ebf2..49bd3266b4b1 100644 --- a/arch/m68k/include/asm/machdep.h +++ b/arch/m68k/include/asm/machdep.h @@ -22,7 +22,6 @@ extern int (*mach_hwclk)(int, struct rtc_time*); extern unsigned int (*mach_get_ss)(void); extern int (*mach_get_rtc_pll)(struct rtc_pll_info *); extern int (*mach_set_rtc_pll)(struct rtc_pll_info *); -extern int (*mach_set_clock_mmss)(unsigned long); extern void (*mach_reset)( void ); extern void (*mach_halt)( void ); extern void (*mach_power_off)( void ); diff --git a/arch/m68k/kernel/setup_mm.c b/arch/m68k/kernel/setup_mm.c index f35e3ebd6331..07244732eb41 100644 --- a/arch/m68k/kernel/setup_mm.c +++ b/arch/m68k/kernel/setup_mm.c @@ -88,7 +88,6 @@ void (*mach_get_hardware_list) (struct seq_file *m); /* machine dependent timer functions */ int (*mach_hwclk) (int, struct rtc_time*); EXPORT_SYMBOL(mach_hwclk); -int (*mach_set_clock_mmss) (unsigned long); unsigned int (*mach_get_ss)(void); int (*mach_get_rtc_pll)(struct rtc_pll_info *); int (*mach_set_rtc_pll)(struct rtc_pll_info *); diff --git a/arch/m68k/kernel/setup_no.c b/arch/m68k/kernel/setup_no.c index a98af1018201..3c53e4c366ac 100644 --- a/arch/m68k/kernel/setup_no.c +++ b/arch/m68k/kernel/setup_no.c @@ -51,7 +51,6 @@ char __initdata command_line[COMMAND_LINE_SIZE]; /* machine dependent timer functions */ void (*mach_sched_init)(irq_handler_t handler) __initdata = NULL; -int (*mach_set_clock_mmss)(unsigned long); int (*mach_hwclk) (int, struct rtc_time*); /* machine dependent reboot functions */ diff --git a/arch/m68k/mac/config.c b/arch/m68k/mac/config.c index e522307db47c..da1aeb966474 100644 --- a/arch/m68k/mac/config.c +++ b/arch/m68k/mac/config.c @@ -57,7 +57,6 @@ static unsigned long mac_orig_videoaddr; /* Mac specific timer functions */ extern u32 mac_gettimeoffset(void); extern int mac_hwclk(int, struct rtc_time *); -extern int mac_set_clock_mmss(unsigned long); extern void iop_preinit(void); extern void iop_init(void); extern void via_init(void); @@ -158,7 +157,6 @@ void __init config_mac(void) mach_get_model = mac_get_model; arch_gettimeoffset = mac_gettimeoffset; mach_hwclk = mac_hwclk; - mach_set_clock_mmss = mac_set_clock_mmss; mach_reset = mac_reset; mach_halt = mac_poweroff; mach_power_off = mac_poweroff; diff --git a/arch/m68k/mac/misc.c b/arch/m68k/mac/misc.c index 0a2572a6bfe5..bf8df47a6d09 100644 --- a/arch/m68k/mac/misc.c +++ b/arch/m68k/mac/misc.c @@ -735,19 +735,3 @@ int mac_hwclk(int op, struct rtc_time *t) } return 0; } - -/* - * Set minutes/seconds in the hardware clock - */ - -int mac_set_clock_mmss (unsigned long nowtime) -{ - struct rtc_time now; - - mac_hwclk(0, &now); - now.tm_sec = nowtime % 60; - now.tm_min = (nowtime / 60) % 60; - mac_hwclk(1, &now); - - return 0; -} diff --git a/arch/m68k/mvme147/config.c b/arch/m68k/mvme147/config.c index f8a710fd84cd..adea549d240e 100644 --- a/arch/m68k/mvme147/config.c +++ b/arch/m68k/mvme147/config.c @@ -40,7 +40,6 @@ static void mvme147_get_model(char *model); extern void mvme147_sched_init(irq_handler_t handler); extern u32 mvme147_gettimeoffset(void); extern int mvme147_hwclk (int, struct rtc_time *); -extern int mvme147_set_clock_mmss (unsigned long); extern void mvme147_reset (void); @@ -92,7 +91,6 @@ void __init config_mvme147(void) mach_init_IRQ = mvme147_init_IRQ; arch_gettimeoffset = mvme147_gettimeoffset; mach_hwclk = mvme147_hwclk; - mach_set_clock_mmss = mvme147_set_clock_mmss; mach_reset = mvme147_reset; mach_get_model = mvme147_get_model; @@ -164,8 +162,3 @@ int mvme147_hwclk(int op, struct rtc_time *t) } return 0; } - -int mvme147_set_clock_mmss (unsigned long nowtime) -{ - return 0; -} diff --git a/arch/m68k/mvme16x/config.c b/arch/m68k/mvme16x/config.c index 4ffd9ef98de4..6ee36a5b528d 100644 --- a/arch/m68k/mvme16x/config.c +++ b/arch/m68k/mvme16x/config.c @@ -46,7 +46,6 @@ static void mvme16x_get_model(char *model); extern void mvme16x_sched_init(irq_handler_t handler); extern u32 mvme16x_gettimeoffset(void); extern int mvme16x_hwclk (int, struct rtc_time *); -extern int mvme16x_set_clock_mmss (unsigned long); extern void mvme16x_reset (void); int bcd2int (unsigned char b); @@ -280,7 +279,6 @@ void __init config_mvme16x(void) mach_init_IRQ = mvme16x_init_IRQ; arch_gettimeoffset = mvme16x_gettimeoffset; mach_hwclk = mvme16x_hwclk; - mach_set_clock_mmss = mvme16x_set_clock_mmss; mach_reset = mvme16x_reset; mach_get_model = mvme16x_get_model; mach_get_hardware_list = mvme16x_get_hardware_list; @@ -411,9 +409,3 @@ int mvme16x_hwclk(int op, struct rtc_time *t) } return 0; } - -int mvme16x_set_clock_mmss (unsigned long nowtime) -{ - return 0; -} - diff --git a/arch/m68k/q40/config.c b/arch/m68k/q40/config.c index 71c0867ecf20..96810d91da2b 100644 --- a/arch/m68k/q40/config.c +++ b/arch/m68k/q40/config.c @@ -43,7 +43,6 @@ extern void q40_sched_init(irq_handler_t handler); static u32 q40_gettimeoffset(void); static int q40_hwclk(int, struct rtc_time *); static unsigned int q40_get_ss(void); -static int q40_set_clock_mmss(unsigned long); static int q40_get_rtc_pll(struct rtc_pll_info *pll); static int q40_set_rtc_pll(struct rtc_pll_info *pll); @@ -175,7 +174,6 @@ void __init config_q40(void) mach_get_ss = q40_get_ss; mach_get_rtc_pll = q40_get_rtc_pll; mach_set_rtc_pll = q40_set_rtc_pll; - mach_set_clock_mmss = q40_set_clock_mmss; mach_reset = q40_reset; mach_get_model = q40_get_model; @@ -267,34 +265,6 @@ static unsigned int q40_get_ss(void) return bcd2bin(Q40_RTC_SECS); } -/* - * Set the minutes and seconds from seconds value 'nowtime'. Fail if - * clock is out by > 30 minutes. Logic lifted from atari code. - */ - -static int q40_set_clock_mmss(unsigned long nowtime) -{ - int retval = 0; - short real_seconds = nowtime % 60, real_minutes = (nowtime / 60) % 60; - - int rtc_minutes; - - rtc_minutes = bcd2bin(Q40_RTC_MINS); - - if ((rtc_minutes < real_minutes ? - real_minutes - rtc_minutes : - rtc_minutes - real_minutes) < 30) { - Q40_RTC_CTRL |= Q40_RTC_WRITE; - Q40_RTC_MINS = bin2bcd(real_minutes); - Q40_RTC_SECS = bin2bcd(real_seconds); - Q40_RTC_CTRL &= ~(Q40_RTC_WRITE); - } else - retval = -1; - - return retval; -} - - /* get and set PLL calibration of RTC clock */ #define Q40_RTC_PLL_MASK ((1<<5)-1) #define Q40_RTC_PLL_SIGN (1<<5)