ARM: davinci: psc: fix incorrect mask
There are 5 LSB bits defined in PDSTAT and the code currently uses a mask of 1 bit to check the status. Use a proper mask per the hardware specification. While at it, use a #define for the mask to improve readability. Reviewed-by: Sergei Shtylyov <sshtylyov@mvista.com> Signed-off-by: Murali Karicheri <m-karicheri2@ti.com> Signed-off-by: Sekhar Nori <nsekhar@ti.com>
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@ -244,6 +244,7 @@
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#define PSC_STATE_ENABLE 3
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#define MDSTAT_STATE_MASK 0x3f
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#define PDSTAT_STATE_MASK 0x1f
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#define MDCTL_FORCE BIT(31)
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#ifndef __ASSEMBLER__
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@ -80,7 +80,7 @@ void davinci_psc_config(unsigned int domain, unsigned int ctlr,
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__raw_writel(mdctl, psc_base + MDCTL + 4 * id);
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pdstat = __raw_readl(psc_base + PDSTAT);
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if ((pdstat & 0x00000001) == 0) {
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if ((pdstat & PDSTAT_STATE_MASK) == 0) {
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pdctl1 = __raw_readl(psc_base + PDCTL1);
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pdctl1 |= 0x1;
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__raw_writel(pdctl1, psc_base + PDCTL1);
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