[PATCH 2/2] omap_twl: Prevent SR to enable for am3517/am3505 devices
From: Abhilash K V <hidden>
Date: 2011-08-04 15:59:46
Also in:
linux-omap, lkml
Subsystem:
arm port, omap2+ support, the rest · Maintainers:
Russell King, Aaro Koskinen, Andreas Kemnade, Kevin Hilman, Roger Quadros, Tony Lindgren, Linus Torvalds
From: Vaibhav Hiremath <redacted> In case of AM3517 & AM3505, Smart Reflex is not applicable so we must not enable it. So add check for am3517/05 cpu revision in omap3_twl_init() and return -ENODEV if true, else continue. Signed-off-by: Vaibhav Hiremath <redacted> Signed-off-by: Abhilash K V <redacted> --- arch/arm/mach-omap2/omap_twl.c | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/omap_twl.c b/arch/arm/mach-omap2/omap_twl.c
index 07d6140..92fadcb 100644
--- a/arch/arm/mach-omap2/omap_twl.c
+++ b/arch/arm/mach-omap2/omap_twl.c@@ -269,6 +269,14 @@ int __init omap3_twl_init(void) if (!cpu_is_omap34xx()) return -ENODEV; + /* + * In case of AM3517/AM3505 we should not be going down + * further, since SR is not applicable there. + */ + if (cpu_is_omap3505() || cpu_is_omap3517()) { + return -ENODEV; + } + if (cpu_is_omap3630()) { omap3_mpu_volt_info.vp_vddmin = OMAP3630_VP1_VLIMITTO_VDDMIN; omap3_mpu_volt_info.vp_vddmax = OMAP3630_VP1_VLIMITTO_VDDMAX;
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1.7.1