drivers: mfd: intel-m10-bmc add debugfs support to regmap

Add access tables and a max_registers field to enable
the regmap-debugfs interface.

Signed-off-by: Matthew Gerlach <matthew.gerlach@linux.intel.com>

Author: matthew-gerlach

drivers/mfd/intel-m10-bmc.c

@@ -126,10 +126,22 @@ int m10bmc_sys_update_bits(struct intel_m10bmc *m10bmc, unsigned int offset,
 }
 EXPORT_SYMBOL_GPL(m10bmc_sys_update_bits);
 
+static const struct regmap_range m10_regmap_range[] = {
+	regmap_reg_range(M10BMC_LEGACY_SYS_BASE, M10BMC_SYS_END),
+	regmap_reg_range(M10BMC_FLASH_BASE, M10BMC_MEM_END),
+};
+
+static const struct regmap_access_table m10_access_table = {
+	.yes_ranges	= m10_regmap_range,
+	.n_yes_ranges	= ARRAY_SIZE(m10_regmap_range),
+};
+
 static struct regmap_config intel_m10bmc_regmap_config = {
 	.reg_bits = 32,
 	.val_bits = 32,
 	.reg_stride = 4,
+	.wr_table = &m10_access_table,
+	.rd_table = &m10_access_table,
 	.max_register = M10BMC_MEM_END,
 };
 

include/linux/mfd/intel-m10-bmc.h

@@ -18,8 +18,10 @@ enum m10bmc_type {
 
 #define M10BMC_LEGACY_SYS_BASE		0x300400
 #define M10BMC_SYS_BASE			0x300800
+#define M10BMC_SYS_END			0x300fff
 #define M10BMC_MEM_END			0x200000fc
 
+#define M10BMC_FLASH_BASE		0x10000000
 #define M10BMC_STAGING_BASE		0x18000000
 #define M10BMC_STAGING_SIZE		0x3800000