This function has a similar name to the common wait_ticks(). It is only used in one place and seems small enough to drop.
Inline it.
Signed-off-by: Simon Glass sjg@chromium.org Reviewed-by: Tom Rini trini@konsulko.com ---
Changes in v4: None Changes in v3: - Add new patch to inline pxa_wait_ticks()
Changes in v2: None
arch/arm/cpu/pxa/pxa2xx.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-)
diff --git a/arch/arm/cpu/pxa/pxa2xx.c b/arch/arm/cpu/pxa/pxa2xx.c index 0b28f0a3ef..14fe307c1a 100644 --- a/arch/arm/cpu/pxa/pxa2xx.c +++ b/arch/arm/cpu/pxa/pxa2xx.c @@ -39,13 +39,6 @@ int cleanup_before_linux(void) return 0; }
-void pxa_wait_ticks(int ticks) -{ - writel(0, OSCR); - while (readl(OSCR) < ticks) - asm volatile("" : : : "memory"); -} - inline void writelrb(uint32_t val, uint32_t addr) { writel(val, addr); @@ -136,8 +129,11 @@ void pxa2xx_dram_init(void)
writelrb(CONFIG_SYS_MDCNFG_VAL & ~(MDCNFG_DE0 | MDCNFG_DE1 | MDCNFG_DE2 | MDCNFG_DE3), MDCNFG); + /* Wait for the clock to the SDRAMs to stabilize, 100..200 usec. */ - pxa_wait_ticks(0x300); + writel(0, OSCR); + while (readl(OSCR) < 0x300) + asm volatile("" : : : "memory");
/* * 8) Trigger a number (usually 8) refresh cycles by attempting