linux-kernel - [PATCH v2 08/11] intel-m10-bmc: Add regmap_indirect

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Message-Id: <20221117120515.37807-9-ilpo.jarvinen@linux.intel.com>
Date:   Thu, 17 Nov 2022 14:05:12 +0200
From:   Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To:     linux-fpga@...r.kernel.org, Xu Yilun <yilun.xu@...el.com>,
        Wu Hao <hao.wu@...el.com>, Tom Rix <trix@...hat.com>,
        Moritz Fischer <mdf@...nel.org>, Lee Jones <lee@...nel.org>,
        Matthew Gerlach <matthew.gerlach@...ux.intel.com>,
        Russ Weight <russell.h.weight@...el.com>,
        Tianfei zhang <tianfei.zhang@...el.com>,
        Mark Brown <broonie@...nel.org>,
        Greg KH <gregkh@...uxfoundation.org>,
        Marco Pagani <marpagan@...hat.com>,
        linux-kernel@...r.kernel.org
Cc:     Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Subject: [PATCH v2 08/11] intel-m10-bmc: Add regmap_indirect_cfg for Intel FPGA IPs

Create the regmap_indirect_cfg with offsets and commands for Intel FPGA
IPs indirect register access.

Reviewed-by: Matthew Gerlach <matthew.gerlach@...ux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
---
 include/linux/mfd/intel-m10-bmc.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/include/linux/mfd/intel-m10-bmc.h b/include/linux/mfd/intel-m10-bmc.h
index 200425b5b266..03ba92a68e01 100644
--- a/include/linux/mfd/intel-m10-bmc.h
+++ b/include/linux/mfd/intel-m10-bmc.h
@@ -9,6 +9,19 @@
 
 #include <linux/regmap.h>
 
+#define INTEL_M10_REGMAP_INDIRECT_CFG	\
+	.cmd_offset = 0,	\
+	.idle_cmd = 0,		\
+	.read_cmd = BIT(0),	\
+	.write_cmd = BIT(1),	\
+	.ack_offset = 0,	\
+	.ack_mask = BIT(2),	\
+	.addr_offset = 0x4,	\
+	.read_offset = 0x8,	\
+	.write_offset = 0xc,	\
+	.sleep_us = 1,		\
+	.timeout_us = 10000
+
 #define M10BMC_STAGING_SIZE		0x3800000
 
 /* Doorbell register fields */
-- 
2.30.2