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authorJanusz Krzysztofik <jkrzyszt@tis.icnet.pl>2010-12-21 21:08:15 -0700
committerPaul Walmsley <paul@pwsan.com>2010-12-21 21:08:15 -0700
commit65ae65c9058eb41e9566ffd12699607c68b23e5f (patch)
treee0ee0ea0c81355d91057f4514ca44583bd26d4be /arch/arm/mach-omap1
parent1124d2f9186ec9e42e1c3f78c20199ba2cb597e2 (diff)
OMAP1: clock_data: use runtime cpu / machine checks
Otherwise multi-omap1 configurations may set wrong clock speed. Created and tested against l-o master on Amstrad Delta. Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl> Signed-off-by: Paul Walmsley <paul@pwsan.com>
Diffstat (limited to 'arch/arm/mach-omap1')
-rw-r--r--arch/arm/mach-omap1/clock_data.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/arch/arm/mach-omap1/clock_data.c b/arch/arm/mach-omap1/clock_data.c
index 12fee24181b2..92400b9eb69f 100644
--- a/arch/arm/mach-omap1/clock_data.c
+++ b/arch/arm/mach-omap1/clock_data.c
@@ -823,12 +823,10 @@ int __init omap1_clk_init(void)
crystal_type = info->system_clock_type;
}
-#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
- ck_ref.rate = 13000000;
-#elif defined(CONFIG_ARCH_OMAP16XX)
- if (crystal_type == 2)
+ if (cpu_is_omap7xx())
+ ck_ref.rate = 13000000;
+ if (cpu_is_omap16xx() && crystal_type == 2)
ck_ref.rate = 19200000;
-#endif
pr_info("Clocks: ARM_SYSST: 0x%04x DPLL_CTL: 0x%04x ARM_CKCTL: "
"0x%04x\n", omap_readw(ARM_SYSST), omap_readw(DPLL_CTL),
@@ -883,10 +881,11 @@ int __init omap1_clk_init(void)
ck_dpll1.rate / 1000000, (ck_dpll1.rate / 100000) % 10,
arm_ck.rate / 1000000, (arm_ck.rate / 100000) % 10);
-#if defined(CONFIG_MACH_OMAP_PERSEUS2) || defined(CONFIG_MACH_OMAP_FSAMPLE)
- /* Select slicer output as OMAP input clock */
- omap_writew(omap_readw(OMAP7XX_PCC_UPLD_CTRL) & ~0x1, OMAP7XX_PCC_UPLD_CTRL);
-#endif
+ if (machine_is_omap_perseus2() || machine_is_omap_fsample()) {
+ /* Select slicer output as OMAP input clock */
+ omap_writew(omap_readw(OMAP7XX_PCC_UPLD_CTRL) & ~0x1,
+ OMAP7XX_PCC_UPLD_CTRL);
+ }
/* Amstrad Delta wants BCLK high when inactive */
if (machine_is_ams_delta())