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Diffstat (limited to 'arch/arm/mach-u300/core.c')
-rw-r--r--arch/arm/mach-u300/core.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c
index 3333974..03acf18 100644
--- a/arch/arm/mach-u300/core.c
+++ b/arch/arm/mach-u300/core.c
@@ -30,6 +30,7 @@
#include <linux/pinctrl/consumer.h>
#include <linux/pinctrl/pinconf-generic.h>
#include <linux/dma-mapping.h>
+#include <linux/platform_data/clk-u300.h>
#include <asm/types.h>
#include <asm/setup.h>
@@ -44,7 +45,6 @@
#include <mach/dma_channels.h>
#include <mach/gpio-u300.h>
-#include "clock.h"
#include "spi.h"
#include "i2c.h"
#include "u300-gpio.h"
@@ -1658,12 +1658,20 @@ void __init u300_init_irq(void)
int i;
/* initialize clocking early, we want to clock the INTCON */
- u300_clock_init();
+ u300_clk_init(U300_SYSCON_VBASE);
+
+ /* Bootstrap EMIF and SEMI clocks */
+ clk = clk_get_sys("pl172", NULL);
+ BUG_ON(IS_ERR(clk));
+ clk_prepare_enable(clk);
+ clk = clk_get_sys("semi", NULL);
+ BUG_ON(IS_ERR(clk));
+ clk_prepare_enable(clk);
/* Clock the interrupt controller */
clk = clk_get_sys("intcon", NULL);
BUG_ON(IS_ERR(clk));
- clk_enable(clk);
+ clk_prepare_enable(clk);
for (i = 0; i < U300_VIC_IRQS_END; i++)
set_bit(i, (unsigned long *) &mask[0]);
@@ -1811,13 +1819,6 @@ void __init u300_init_devices(void)
/* Check what platform we run and print some status information */
u300_init_check_chip();
- /* Set system to run at PLL208, max performance, a known state. */
- val = readw(U300_SYSCON_VBASE + U300_SYSCON_CCR);
- val &= ~U300_SYSCON_CCR_CLKING_PERFORMANCE_MASK;
- writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
- /* Wait for the PLL208 to lock if not locked in yet */
- while (!(readw(U300_SYSCON_VBASE + U300_SYSCON_CSR) &
- U300_SYSCON_CSR_PLL208_LOCK_IND));
/* Initialize SPI device with some board specifics */
u300_spi_init(&pl022_device);