Re: [PATCH 09/23] hisi_sas: add v2 hw init
From: Mark Rutland <mark.rutland@arm.com>
Date: 2016-01-08 15:08:15
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linux-devicetree, lkml
On Fri, Jan 08, 2016 at 10:15:28PM +0800, John Garry wrote:
+ /* Global registers init*/
+ if (of_get_property(np, "am-max-trans", NULL)) {
+ hisi_sas_write32(hisi_hba, AM_CFG_MAX_TRANS, 0x2020);
+ hisi_sas_write32(hisi_hba, AM_CFG_SINGLE_PORT_MAX_TRANS,
+ 0x2020);
+ }Use of_property_read_bool for boolean properties like this. I still don't follow exactly what this property means, and why it is necessary, but that's an issue for the binding document. Thanks, Mark.