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authorBartosz Golaszewski <bgolaszewski@baylibre.com>2020-01-10 18:16:42 +0100
committerSekhar Nori <nsekhar@ti.com>2020-01-13 08:50:00 +0100
commit20eb43540bd05fce8655747bec3af950eccc7eb0 (patch)
treeb27582b2f30caaeaa36fbf8b4cc8b3bd66ca54bd /arch/arm/mach-davinci/dm365.c
parentclocksource: davinci: only enable clockevents once tim34 is initialized (diff)
downloadlinux-20eb43540bd05fce8655747bec3af950eccc7eb0.tar.xz
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ARM: davinci: dm365: switch to using the clocksource driver
We now have a proper clocksource driver for davinci. Switch the dm365 platform to using it. Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com> Reviewed-by: David Lechner <david@lechnology.com> Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Diffstat (limited to 'arch/arm/mach-davinci/dm365.c')
-rw-r--r--arch/arm/mach-davinci/dm365.c22
1 files changed, 15 insertions, 7 deletions
diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c
index 9fc5c73cc0be..c1e0d46996e4 100644
--- a/arch/arm/mach-davinci/dm365.c
+++ b/arch/arm/mach-davinci/dm365.c
@@ -35,7 +35,8 @@
#include <mach/cputype.h>
#include <mach/mux.h>
#include <mach/serial.h>
-#include <mach/time.h>
+
+#include <clocksource/timer-davinci.h>
#include "asp.h"
#include "davinci.h"
@@ -660,10 +661,16 @@ static struct davinci_id dm365_ids[] = {
},
};
-static struct davinci_timer_info dm365_timer_info = {
- .timers = davinci_timer_instance,
- .clockevent_id = T0_BOT,
- .clocksource_id = T0_TOP,
+/*
+ * Bottom half of timer0 is used for clockevent, top half is used for
+ * clocksource.
+ */
+static const struct davinci_timer_cfg dm365_timer_cfg = {
+ .reg = DEFINE_RES_IO(DAVINCI_TIMER0_BASE, SZ_128),
+ .irq = {
+ DEFINE_RES_IRQ(DAVINCI_INTC_IRQ(IRQ_TINT0_TINT12)),
+ DEFINE_RES_IRQ(DAVINCI_INTC_IRQ(IRQ_TINT0_TINT34)),
+ },
};
#define DM365_UART1_BASE (IO_PHYS + 0x106000)
@@ -723,7 +730,6 @@ static const struct davinci_soc_info davinci_soc_info_dm365 = {
.pinmux_base = DAVINCI_SYSTEM_MODULE_BASE,
.pinmux_pins = dm365_pins,
.pinmux_pins_num = ARRAY_SIZE(dm365_pins),
- .timer_info = &dm365_timer_info,
.emac_pdata = &dm365_emac_pdata,
.sram_dma = 0x00010000,
.sram_len = SZ_32K,
@@ -771,6 +777,7 @@ void __init dm365_init_time(void)
{
void __iomem *pll1, *pll2, *psc;
struct clk *clk;
+ int rv;
clk_register_fixed_rate(NULL, "ref_clk", NULL, 0, DM365_REF_FREQ);
@@ -789,7 +796,8 @@ void __init dm365_init_time(void)
return;
}
- davinci_timer_init(clk);
+ rv = davinci_timer_register(clk, &dm365_timer_cfg);
+ WARN(rv, "Unable to register the timer: %d\n", rv);
}
void __init dm365_register_clocks(void)