[PATCH v3 07/11] ARM: davinci: dm355: switch to using the clocksource driver

Bartosz Golaszewski
2019-02-26T12:08:39Z

We now have a proper clocksource driver for davinci. Switch the dm355
platform to using it.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
---
arch/arm/mach-davinci/dm355.c | 18 +++++++++++-------
1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
index 57c5a660758e..c51a574c1b4c 100644
--- a/arch/arm/mach-davinci/dm355.c
+++ b/arch/arm/mach-davinci/dm355.c
@@ -29,7 +29,8 @@
#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"
@@ -624,10 +625,12 @@ static struct davinci_id dm355_ids[] = {
* T1_BOT: Timer 1, bottom: (used by DSP in TI DSPLink code)
* T1_TOP: Timer 1, top : <unused>
*/
-static struct davinci_timer_info dm355_timer_info = {
- .timers = davinci_timer_instance,
- .clockevent_id = T0_BOT,
- .clocksource_id = T0_TOP,
+static const struct davinci_timer_cfg dm355_timer_cfg = {
+ .reg = DEFINE_RES_IO(DAVINCI_TIMER0_BASE, SZ_4K),
+ .irq = {
+ DEFINE_RES_IRQ(DAVINCI_INTC_IRQ(IRQ_TINT0_TINT12)),
+ DEFINE_RES_IRQ(DAVINCI_INTC_IRQ(IRQ_TINT0_TINT34)),
+ },
};

static struct plat_serial8250_port dm355_serial0_platform_data[] = {
@@ -705,7 +708,6 @@ static const struct davinci_soc_info davinci_soc_info_dm355 = {
.pinmux_base = DAVINCI_SYSTEM_MODULE_BASE,
.pinmux_pins = dm355_pins,
.pinmux_pins_num = ARRAY_SIZE(dm355_pins),
- .timer_info = &dm355_timer_info,
.sram_dma = 0x00010000,
.sram_len = SZ_32K,
};
@@ -732,6 +734,7 @@ void __init dm355_init_time(void)
{
void __iomem *pll1, *psc;
struct clk *clk;
+ int rv;

clk_register_fixed_rate(NULL, "ref_clk", NULL, 0, DM355_REF_FREQ);

@@ -747,7 +750,8 @@ void __init dm355_init_time(void)
return;
}

- davinci_timer_init(clk);
+ rv = davinci_timer_register(clk, &dm355_timer_cfg);
+ WARN(rv, "Unable to register the timer: %d\n", rv);
}

static struct resource dm355_pll2_resources[] = {
--
2.20.1