* [RESEND PATCH] mfd: wm5110: Add register patch for rev D chip
@ 2014-01-09 11:53 Charles Keepax
2014-01-10 10:09 ` Lee Jones
0 siblings, 1 reply; 2+ messages in thread
From: Charles Keepax @ 2014-01-09 11:53 UTC (permalink / raw)
To: lee.jones; +Cc: sameo, patches, linux-kernel
Evaluation of revision D of WM5110 suggests updates to the register
patch for optimal performance. For the sake of clarity rev C of the chip
does not require a register patch.
Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
---
drivers/mfd/wm5110-tables.c | 30 +++++++++++++++++++++++++++++-
1 files changed, 29 insertions(+), 1 deletions(-)
diff --git a/drivers/mfd/wm5110-tables.c b/drivers/mfd/wm5110-tables.c
index 8dc49ec..24ec464 100644
--- a/drivers/mfd/wm5110-tables.c
+++ b/drivers/mfd/wm5110-tables.c
@@ -224,6 +224,31 @@ static const struct reg_default wm5110_revb_patch[] = {
{ 0x80, 0x0 },
};
+static const struct reg_default wm5110_revd_patch[] = {
+ { 0x80, 0x3 },
+ { 0x80, 0x3 },
+ { 0x393, 0x27 },
+ { 0x394, 0x27 },
+ { 0x395, 0x27 },
+ { 0x396, 0x27 },
+ { 0x397, 0x27 },
+ { 0x398, 0x26 },
+ { 0x221, 0x90 },
+ { 0x211, 0x8 },
+ { 0x36c, 0x1fb },
+ { 0x26e, 0x64 },
+ { 0x26f, 0xea },
+ { 0x270, 0x1f16 },
+ { 0x51b, 0x1 },
+ { 0x55b, 0x1 },
+ { 0x59b, 0x1 },
+ { 0x4f0, 0x633 },
+ { 0x441, 0xc059 },
+ { 0x209, 0x27 },
+ { 0x80, 0x0 },
+ { 0x80, 0x0 },
+};
+
/* We use a function so we can use ARRAY_SIZE() */
int wm5110_patch(struct arizona *arizona)
{
@@ -236,7 +261,10 @@ int wm5110_patch(struct arizona *arizona)
return regmap_register_patch(arizona->regmap,
wm5110_revb_patch,
ARRAY_SIZE(wm5110_revb_patch));
-
+ case 3:
+ return regmap_register_patch(arizona->regmap,
+ wm5110_revd_patch,
+ ARRAY_SIZE(wm5110_revd_patch));
default:
return 0;
}
--
1.7.2.5
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [RESEND PATCH] mfd: wm5110: Add register patch for rev D chip
2014-01-09 11:53 [RESEND PATCH] mfd: wm5110: Add register patch for rev D chip Charles Keepax
@ 2014-01-10 10:09 ` Lee Jones
0 siblings, 0 replies; 2+ messages in thread
From: Lee Jones @ 2014-01-10 10:09 UTC (permalink / raw)
To: Charles Keepax; +Cc: sameo, patches, linux-kernel
> Evaluation of revision D of WM5110 suggests updates to the register
> patch for optimal performance. For the sake of clarity rev C of the chip
> does not require a register patch.
>
> Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
> ---
> drivers/mfd/wm5110-tables.c | 30 +++++++++++++++++++++++++++++-
> 1 files changed, 29 insertions(+), 1 deletions(-)
Applied, thanks.
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
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