With the bootstage migration to timer_get_us() provided via
CONFIG_TIMER_EARLY timer_get_boot_us() is superfluous now. This patch
removes all occurances from the code.

Signed-off-by: Stefan Roese <s...@denx.de>
Cc: Patrick Delaunay <patrick.delau...@st.com>
Cc: Jun Nie <jun....@linaro.org>
Cc: Shawn Guo <shawn....@linaro.org>
Cc: Fabio Estevam <feste...@denx.de>
Cc: Stefano Babic <sba...@denx.de>
Cc: Michal Simek <michal.si...@xilinx.com>
Cc: Andre Przywara <andre.przyw...@arm.com>
Cc: Christian Gmeiner <christian.gmei...@gmail.com>
Cc: Dario Binacchi <dario...@libero.it>
Cc: Kever Yang <kever.y...@rock-chips.com>
Cc: Philipp Tomsich <philipp.toms...@theobroma-systems.com>
---
 arch/arm/cpu/armv7/arch_timer.c    |  9 ------
 arch/arm/cpu/armv8/generic_timer.c |  7 -----
 arch/arm/mach-imx/syscounter.c     |  8 ------
 arch/sandbox/cpu/cpu.c             | 11 -------
 drivers/timer/cadence-ttc.c        | 22 --------------
 drivers/timer/omap-timer.c         | 22 --------------
 drivers/timer/orion-timer.c        |  8 ------
 drivers/timer/rockchip_timer.c     | 46 ------------------------------
 drivers/timer/tsc_timer.c          |  5 ----
 lib/time.c                         | 20 -------------
 10 files changed, 158 deletions(-)

diff --git a/arch/arm/cpu/armv7/arch_timer.c b/arch/arm/cpu/armv7/arch_timer.c
index 80cfaf2d09a4..375b7e2797ef 100644
--- a/arch/arm/cpu/armv7/arch_timer.c
+++ b/arch/arm/cpu/armv7/arch_timer.c
@@ -49,15 +49,6 @@ unsigned long long get_ticks(void)
        return (((unsigned long long)gd->arch.tbu) << 32) | gd->arch.tbl;
 }
 
-
-ulong timer_get_boot_us(void)
-{
-       if (!gd->arch.timer_rate_hz)
-               timer_init();
-
-       return lldiv(get_ticks(), gd->arch.timer_rate_hz / 1000000);
-}
-
 ulong get_tbclk(void)
 {
        return gd->arch.timer_rate_hz;
diff --git a/arch/arm/cpu/armv8/generic_timer.c 
b/arch/arm/cpu/armv8/generic_timer.c
index 01a1a167311e..680c547eaf7d 100644
--- a/arch/arm/cpu/armv8/generic_timer.c
+++ b/arch/arm/cpu/armv8/generic_timer.c
@@ -109,13 +109,6 @@ unsigned long usec2ticks(unsigned long usec)
        return ticks;
 }
 
-ulong timer_get_boot_us(void)
-{
-       u64 val = get_ticks() * 1000000;
-
-       return val / get_tbclk();
-}
-
 unsigned long notrace timer_early_get_rate(void)
 {
        return get_tbclk();
diff --git a/arch/arm/mach-imx/syscounter.c b/arch/arm/mach-imx/syscounter.c
index dbe55ee3913d..d592329c163e 100644
--- a/arch/arm/mach-imx/syscounter.c
+++ b/arch/arm/mach-imx/syscounter.c
@@ -101,14 +101,6 @@ ulong get_timer(ulong base)
        return tick_to_time(get_ticks()) - base;
 }
 
-ulong timer_get_boot_us(void)
-{
-       if (!gd->arch.timer_rate_hz)
-               timer_init();
-
-       return tick_to_time(get_ticks());
-}
-
 unsigned long notrace timer_early_get_rate(void)
 {
        if (!gd->arch.timer_rate_hz)
diff --git a/arch/sandbox/cpu/cpu.c b/arch/sandbox/cpu/cpu.c
index d077948dd7bd..9c99839a1044 100644
--- a/arch/sandbox/cpu/cpu.c
+++ b/arch/sandbox/cpu/cpu.c
@@ -362,14 +362,3 @@ done:
 fail:
        return NULL;
 }
-
-ulong timer_get_boot_us(void)
-{
-       static uint64_t base_count;
-       uint64_t count = os_get_nsec();
-
-       if (!base_count)
-               base_count = count;
-
-       return (count - base_count) / 1000;
-}
diff --git a/drivers/timer/cadence-ttc.c b/drivers/timer/cadence-ttc.c
index e26c7923a140..39b97825318b 100644
--- a/drivers/timer/cadence-ttc.c
+++ b/drivers/timer/cadence-ttc.c
@@ -36,28 +36,6 @@ struct cadence_ttc_priv {
        struct cadence_ttc_regs *regs;
 };
 
-#if CONFIG_IS_ENABLED(BOOTSTAGE)
-ulong timer_get_boot_us(void)
-{
-       u64 ticks = 0;
-       u32 rate = 1;
-       u64 us;
-       int ret;
-
-       ret = dm_timer_init();
-       if (!ret) {
-               /* The timer is available */
-               rate = timer_get_rate(gd->timer);
-               timer_get_count(gd->timer, &ticks);
-       } else {
-               return 0;
-       }
-
-       us = (ticks * 1000) / rate;
-       return us;
-}
-#endif
-
 unsigned long notrace timer_early_get_rate(void)
 {
        return 1;
diff --git a/drivers/timer/omap-timer.c b/drivers/timer/omap-timer.c
index 315dbb634aa7..c680c4487154 100644
--- a/drivers/timer/omap-timer.c
+++ b/drivers/timer/omap-timer.c
@@ -84,28 +84,6 @@ static int omap_timer_of_to_plat(struct udevice *dev)
        return 0;
 }
 
-#if CONFIG_IS_ENABLED(BOOTSTAGE)
-ulong timer_get_boot_us(void)
-{
-       u64 ticks = 0;
-       u32 rate = 1;
-       u64 us;
-       int ret;
-
-       ret = dm_timer_init();
-       if (!ret) {
-               /* The timer is available */
-               rate = timer_get_rate(gd->timer);
-               timer_get_count(gd->timer, &ticks);
-       } else {
-               return 0;
-       }
-
-       us = (ticks * 1000) / rate;
-       return us;
-}
-#endif
-
 unsigned long notrace timer_early_get_rate(void)
 {
        return 1;
diff --git a/drivers/timer/orion-timer.c b/drivers/timer/orion-timer.c
index d0eab3ce781d..c0eadff81cf2 100644
--- a/drivers/timer/orion-timer.c
+++ b/drivers/timer/orion-timer.c
@@ -86,14 +86,6 @@ u64 notrace timer_early_get_count(void)
        return orion_timer_get_count((void *)MVEBU_TIMER_BASE);
 }
 
-ulong timer_get_boot_us(void)
-{
-       u64 ticks;
-
-       ticks = timer_early_get_count();
-       return lldiv(ticks * 1000, timer_early_get_rate());
-}
-
 /* DM timer functions */
 static uint64_t dm_orion_timer_get_count(struct udevice *dev)
 {
diff --git a/drivers/timer/rockchip_timer.c b/drivers/timer/rockchip_timer.c
index 6e3483edce72..7bf79d5f073e 100644
--- a/drivers/timer/rockchip_timer.c
+++ b/drivers/timer/rockchip_timer.c
@@ -41,52 +41,6 @@ static inline int64_t rockchip_timer_get_curr_value(struct 
rk_timer *timer)
        return cntr;
 }
 
-#if CONFIG_IS_ENABLED(BOOTSTAGE)
-ulong timer_get_boot_us(void)
-{
-       uint64_t  ticks = 0;
-       uint32_t  rate;
-       uint64_t  us;
-       int ret;
-
-       ret = dm_timer_init();
-
-       if (!ret) {
-               /* The timer is available */
-               rate = timer_get_rate(gd->timer);
-               timer_get_count(gd->timer, &ticks);
-       } else if (CONFIG_IS_ENABLED(OF_REAL) && ret == -EAGAIN) {
-               /* We have been called so early that the DM is not ready,... */
-               ofnode node = offset_to_ofnode(-1);
-               struct rk_timer *timer = NULL;
-
-               /*
-                * ... so we try to access the raw timer, if it is specified
-                * via the tick-timer property in /chosen.
-                */
-               node = ofnode_get_chosen_node("tick-timer");
-               if (!ofnode_valid(node)) {
-                       debug("%s: no /chosen/tick-timer\n", __func__);
-                       return 0;
-               }
-
-               timer = (struct rk_timer *)ofnode_get_addr(node);
-
-               /* This timer is down-counting */
-               ticks = ~0uLL - rockchip_timer_get_curr_value(timer);
-               if (ofnode_read_u32(node, "clock-frequency", &rate)) {
-                       debug("%s: could not read clock-frequency\n", __func__);
-                       return 0;
-               }
-       } else {
-               return 0;
-       }
-
-       us = (ticks * 1000) / rate;
-       return us;
-}
-#endif
-
 static u64 timer_early_get_count_rate(uint32_t *rate)
 {
        uint64_t ticks = 0;
diff --git a/drivers/timer/tsc_timer.c b/drivers/timer/tsc_timer.c
index 192c7b71a5a3..3cb2abed0c67 100644
--- a/drivers/timer/tsc_timer.c
+++ b/drivers/timer/tsc_timer.c
@@ -363,11 +363,6 @@ ulong notrace timer_get_us(void)
        return get_ticks() / get_tbclk_mhz();
 }
 
-ulong timer_get_boot_us(void)
-{
-       return timer_get_us();
-}
-
 void __udelay(unsigned long usec)
 {
        u64 now = get_ticks();
diff --git a/lib/time.c b/lib/time.c
index f3aaf472d103..7492b2bd9c62 100644
--- a/lib/time.c
+++ b/lib/time.c
@@ -42,26 +42,6 @@ unsigned long notrace timer_read_counter(void)
        return readl(CONFIG_SYS_TIMER_COUNTER);
 #endif
 }
-
-ulong timer_get_boot_us(void)
-{
-       ulong count = timer_read_counter();
-
-#ifdef CONFIG_SYS_TIMER_RATE
-       const ulong timer_rate = CONFIG_SYS_TIMER_RATE;
-
-       if (timer_rate == 1000000)
-               return count;
-       else if (timer_rate > 1000000)
-               return lldiv(count, timer_rate / 1000000);
-       else
-               return (unsigned long long)count * 1000000 / timer_rate;
-#else
-       /* Assume the counter is in microseconds */
-       return count;
-#endif
-}
-
 #else
 extern unsigned long __weak timer_read_counter(void);
 #endif
-- 
2.37.3

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