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Message-Id: <1255954248-28945-1-git-send-email-amit.kucheria@verdurent.com> Date: Mon, 19 Oct 2009 15:10:48 +0300 From: Amit Kucheria <amit.kucheria@...durent.com> To: List Linux Kernel <linux-kernel@...r.kernel.org> Cc: sameo@...ux.intel.com, linux-omap@...r.kernel.org Subject: [PATCH 2/5] mfd: twl4030-power: Add comments for the register and bit layout Describe how the resource registers are laid out and the various bit-fields in them. Signed-off-by: Amit Kucheria <amit.kucheria@...durent.com> Cc: sameo@...ux.intel.com Cc: linux-omap@...r.kernel.org --- drivers/mfd/twl4030-power.c | 12 ++++++++++-- 1 files changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/mfd/twl4030-power.c b/drivers/mfd/twl4030-power.c index 82e3bcb..2c38ac1 100644 --- a/drivers/mfd/twl4030-power.c +++ b/drivers/mfd/twl4030-power.c @@ -67,14 +67,22 @@ static u8 twl4030_start_script_address = 0x2b; #define R_KEY_1 0xC0 #define R_KEY_2 0x0C -/* resource configuration registers */ - +/* resource configuration registers + <RESOURCE>_DEV_GRP at address 'n+0' + <RESOURCE>_TYPE at address 'n+1' + <RESOURCE>_REMAP at address 'n+2' + <RESOURCE>_DEDICATED at address 'n+3' +*/ #define DEV_GRP_OFFSET 0 #define TYPE_OFFSET 1 /* Bit positions in the registers */ + +/* <RESOURCE>_DEV_GRP */ #define DEV_GRP_SHIFT 5 #define DEV_GRP_MASK (7 << DEV_GRP_SHIFT) + +/* <RESOURCE>_TYPE */ #define TYPE_SHIFT 0 #define TYPE_MASK (7 << TYPE_SHIFT) #define TYPE2_SHIFT 3 -- 1.6.3.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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