ARCv2: clocksource: Rename GRTC -> GFRC ...

... it is now called Global Free Running Counter

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>

diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index 6312f60..bb15e80 100644 (file)
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -413,7 +413,7 @@ config ARC_HAS_RTC
        default n
        depends on !SMP
 
-config ARC_HAS_GRTC
+config ARC_HAS_GFRC
        bool "SMP synchronized 64-bit cycle counter"
        default y
        depends on SMP

diff --git a/arch/arc/configs/vdk_hs38_smp_defconfig b/arch/arc/configs/vdk_hs38_smp_defconfig
index f36c047..7359859 100644 (file)
--- a/arch/arc/configs/vdk_hs38_smp_defconfig
+++ b/arch/arc/configs/vdk_hs38_smp_defconfig
@@ -16,7 +16,7 @@ CONFIG_ARC_PLAT_AXS10X=y
 CONFIG_AXS103=y
 CONFIG_ISA_ARCV2=y
 CONFIG_SMP=y
-# CONFIG_ARC_HAS_GRTC is not set
+# CONFIG_ARC_HAS_GFRC is not set
 CONFIG_ARC_UBOOT_SUPPORT=y
 CONFIG_ARC_BUILTIN_DTB_NAME="vdk_hs38_smp"
 CONFIG_PREEMPT=y

diff --git a/arch/arc/include/asm/mcip.h b/arch/arc/include/asm/mcip.h
index 46f4e53..847e3bb 100644 (file)
--- a/arch/arc/include/asm/mcip.h
+++ b/arch/arc/include/asm/mcip.h
@@ -39,8 +39,8 @@ struct mcip_cmd {
 #define CMD_DEBUG_SET_MASK             0x34
 #define CMD_DEBUG_SET_SELECT           0x36
 
-#define CMD_GRTC_READ_LO               0x42
-#define CMD_GRTC_READ_HI               0x43
+#define CMD_GFRC_READ_LO               0x42
+#define CMD_GFRC_READ_HI               0x43
 
 #define CMD_IDU_ENABLE                 0x71
 #define CMD_IDU_DISABLE                        0x72

diff --git a/arch/arc/kernel/mcip.c b/arch/arc/kernel/mcip.c
index bd237ac..bc771f5 100644 (file)
--- a/arch/arc/kernel/mcip.c
+++ b/arch/arc/kernel/mcip.c
@@ -96,13 +96,13 @@ static void mcip_probe_n_setup(void)
 #ifdef CONFIG_CPU_BIG_ENDIAN
                unsigned int pad3:8,
                             idu:1, llm:1, num_cores:6,
-                            iocoh:1,  grtc:1, dbg:1, pad2:1,
+                            iocoh:1,  gfrc:1, dbg:1, pad2:1,
                             msg:1, sem:1, ipi:1, pad:1,
                             ver:8;
 #else
                unsigned int ver:8,
                             pad:1, ipi:1, sem:1, msg:1,
-                            pad2:1, dbg:1, grtc:1, iocoh:1,
+                            pad2:1, dbg:1, gfrc:1, iocoh:1,
                             num_cores:6, llm:1, idu:1,
                             pad3:8;
 #endif
@@ -116,7 +116,7 @@ static void mcip_probe_n_setup(void)
                IS_AVAIL1(mp.ipi, "IPI "),
                IS_AVAIL1(mp.idu, "IDU "),
                IS_AVAIL1(mp.dbg, "DEBUG "),
-               IS_AVAIL1(mp.grtc, "GRTC"));
+               IS_AVAIL1(mp.gfrc, "GFRC"));
 
        idu_detected = mp.idu;
 
@@ -125,8 +125,8 @@ static void mcip_probe_n_setup(void)
                __mcip_cmd_data(CMD_DEBUG_SET_MASK, 0xf, 0xf);
        }
 
-       if (IS_ENABLED(CONFIG_ARC_HAS_GRTC) && !mp.grtc)
-               panic("kernel trying to use non-existent GRTC\n");
+       if (IS_ENABLED(CONFIG_ARC_HAS_GFRC) && !mp.gfrc)
+               panic("kernel trying to use non-existent GFRC\n");
 }
 
 struct plat_smp_ops plat_smp_ops = {

diff --git a/arch/arc/kernel/time.c b/arch/arc/kernel/time.c
index dfad287..156d983 100644 (file)
--- a/arch/arc/kernel/time.c
+++ b/arch/arc/kernel/time.c
@@ -62,7 +62,7 @@
 
 /********** Clock Source Device *********/
 
-#ifdef CONFIG_ARC_HAS_GRTC
+#ifdef CONFIG_ARC_HAS_GFRC
 
 static int arc_counter_setup(void)
 {
@@ -83,10 +83,10 @@ static cycle_t arc_counter_read(struct clocksource *cs)
 
        local_irq_save(flags);
 
-       __mcip_cmd(CMD_GRTC_READ_LO, 0);
+       __mcip_cmd(CMD_GFRC_READ_LO, 0);
        stamp.l = read_aux_reg(ARC_REG_MCIP_READBACK);
 
-       __mcip_cmd(CMD_GRTC_READ_HI, 0);
+       __mcip_cmd(CMD_GFRC_READ_HI, 0);
        stamp.h = read_aux_reg(ARC_REG_MCIP_READBACK);
 
        local_irq_restore(flags);
@@ -95,7 +95,7 @@ static cycle_t arc_counter_read(struct clocksource *cs)
 }
 
 static struct clocksource arc_counter = {
-       .name   = "ARConnect GRTC",
+       .name   = "ARConnect GFRC",
        .rating = 400,
        .read   = arc_counter_read,
        .mask   = CLOCKSOURCE_MASK(64),