[PATCH 07/10] ARM: davinci: dm365: switch to using the clocksource driver

[Bartosz Golaszewski]

From: Bartosz Golaszewski <bgolaszew...@baylibre.com>

We now have a proper clocksource driver for davinci. Switch the dm365
platform to using it.

Signed-off-by: Bartosz Golaszewski <bgolaszew...@baylibre.com>
Reviewed-by: David Lechner <da...@lechnology.com>
---
 arch/arm/mach-davinci/dm365.c | 22 +++++++++++++++-------
 1 file changed, 15 insertions(+), 7 deletions(-)

diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c
index 8062412be70f..2299ca445c0e 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_4K),
+       .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)
-- 
2.21.0