diff options
| author | Simon Glass <sjg@chromium.org> | 2019-11-14 12:57:28 -0700 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2019-12-02 18:23:11 -0500 |
| commit | e3107d159c180698bd45511afb76e9ab8f9957fb (patch) | |
| tree | 48b41d2d695050e9f3400d377df947edca95e032 /arch/arm/cpu/pxa | |
| parent | 036a017f79f6c485605c555b3a8733debb72d995 (diff) | |
| download | u-boot-e3107d159c180698bd45511afb76e9ab8f9957fb.tar.gz u-boot-e3107d159c180698bd45511afb76e9ab8f9957fb.tar.bz2 u-boot-e3107d159c180698bd45511afb76e9ab8f9957fb.zip | |
arm: pxa: Drop pxa_wait_ticks()
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>
Diffstat (limited to 'arch/arm/cpu/pxa')
| -rw-r--r-- | arch/arm/cpu/pxa/pxa2xx.c | 12 |
1 files 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 |