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ARM: OMAP2+: id: Add am33xx SoC type detection 

Determine SoC type, i.e. whether GP or HS

Note: cpu_is_34xx() is true for am33xx also. Doing
cpu_is_am33xx() check after cpu_is_34xx() will not
achieve what we want due to the above reason.
Hence cpu_is_am33xx() is done before cpu_is_34xx()

Signed-off-by: Afzal Mohammed <afzal@ti.com>
Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Afzal Mohammed 2012-03-05 16:11:01 -08:00 committed by Tony Lindgren
parent f611b020e7
commit fb3cfb1ff9
2 changed files with 7 additions and 0 deletions
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5
arch/arm/mach-omap2/control.h
View File

@ -338,6 +338,11 @@
#define AM35XX_HECC_SW_RST BIT(3)
#define AM35XX_VPFE_PCLK_SW_RST BIT(4)
/*
* CONTROL AM33XX STATUS register
*/
#define AM33XX_CONTROL_STATUS 0x040
/*
* CONTROL OMAP STATUS register to identify OMAP3 features
*/

2
arch/arm/mach-omap2/id.c
View File

@ -44,6 +44,8 @@ int omap_type(void)
if (cpu_is_omap24xx()) {
val = omap_ctrl_readl(OMAP24XX_CONTROL_STATUS);
} else if (cpu_is_am33xx()) {
val = omap_ctrl_readl(AM33XX_CONTROL_STATUS);
} else if (cpu_is_omap34xx()) {
val = omap_ctrl_readl(OMAP343X_CONTROL_STATUS);
} else if (cpu_is_omap44xx()) {