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authorLinus Torvalds <torvalds@linux-foundation.org>2020-10-14 15:56:58 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-10-14 15:56:58 -0700
commit1a31c12371556bfbe511edd268dab721b504d511 (patch)
tree862c9a1cf5fb3a95422c4f3db9650e84cd04b635 /include
parentf888bdf9823c85fe945c4eb3ba353f749dec3856 (diff)
parent6d81dc3c79d46b66b29712eb1ac5ad2cbe4231d2 (diff)
Merge tag 'mfd-next-5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
Pull MFD updates from Lee Jones: "New Drivers: - Add support for initialising shared (between children) Regmaps - Add support for Kontron SL28CPLD - Add support for ENE KB3930 Embedded Controller - Add support for Intel FPGA PAC MAX 10 BMC New Device Support: - Add support for Power to Ricoh RN5T618 - Add support for UART to Intel Lakefield - Add support for LP87524_Q1 to Texas Instruments LP87565 New Functionality: - Device Tree; ene-kb3930, sl28cpld, syscon, lp87565, lp87524-q1 - Use new helper dev_err_probe(); madera-core, stmfx, wcd934x - Use new GPIOD API; dm355evm_msp - Add wake-up capability; sprd-sc27xx-spi - Add ACPI support; kempld-core Fix-ups: - Trivial (spelling/whitespace); Kconfig, ab8500 - Fix for unused variables; khadas-mcu, kempld-core - Remove unused header file(s); mt6360-core - Use correct IRQ flags in docs; act8945a, gateworks-gsc, rohm,bd70528-pmic - Add COMPILE_TEST support; asic3, tmio_core - Add dependency on I2C; SL28CPLD Bug Fixes: - Fix memory leak(s); sm501 - Do not free regmap_config's 'name' until exit; syscon" * tag 'mfd-next-5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (34 commits) mfd: kempld-core: Fix unused variable 'kempld_acpi_table' when !ACPI mfd: sl28cpld: Depend on I2C mfd: asic3: Build if COMPILE_TEST=y dt-bindings: mfd: Correct interrupt flags in examples mfd: Add ACPI support to Kontron PLD driver mfd: intel-m10-bmc: Add Intel MAX 10 BMC chip support for Intel FPGA PAC mfd: lp87565: Add LP87524-Q1 variant dt-bindings: mfd: Add LP87524-Q1 dt-bindings: mfd: lp87565: Convert to yaml mfd: mt6360: Remove unused include <linux/version.h> mfd: sm501: Fix leaks in probe() mfd: syscon: Don't free allocated name for regmap_config dt-bindings: mfd: syscon: Document Exynos3 and Exynos5433 compatibles dt-bindings: mfd: syscon: Merge Samsung Exynos Sysreg bindings dt-bindings: mfd: ab8500: Remove weird Unicode characters mfd: sprd: Add wakeup capability for PMIC IRQ mfd: intel-lpss: Add device IDs for UART ports for Lakefield mfd: dm355evm_msp: Convert LEDs to GPIO descriptor table mfd: wcd934x: Simplify with dev_err_probe() mfd: stmfx: Simplify with dev_err_probe() ...
Diffstat (limited to 'include')
-rw-r--r--include/linux/mfd/intel-m10-bmc.h65
-rw-r--r--include/linux/mfd/lp87565.h1
2 files changed, 66 insertions, 0 deletions
diff --git a/include/linux/mfd/intel-m10-bmc.h b/include/linux/mfd/intel-m10-bmc.h
new file mode 100644
index 000000000000..c8ef2f1654a4
--- /dev/null
+++ b/include/linux/mfd/intel-m10-bmc.h
@@ -0,0 +1,65 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Intel MAX 10 Board Management Controller chip.
+ *
+ * Copyright (C) 2018-2020 Intel Corporation, Inc.
+ */
+#ifndef __MFD_INTEL_M10_BMC_H
+#define __MFD_INTEL_M10_BMC_H
+
+#include <linux/regmap.h>
+
+#define M10BMC_LEGACY_SYS_BASE 0x300400
+#define M10BMC_SYS_BASE 0x300800
+#define M10BMC_MEM_END 0x200000fc
+
+/* Register offset of system registers */
+#define NIOS2_FW_VERSION 0x0
+#define M10BMC_TEST_REG 0x3c
+#define M10BMC_BUILD_VER 0x68
+#define M10BMC_VER_MAJOR_MSK GENMASK(23, 16)
+#define M10BMC_VER_PCB_INFO_MSK GENMASK(31, 24)
+#define M10BMC_VER_LEGACY_INVALID 0xffffffff
+
+/**
+ * struct intel_m10bmc - Intel MAX 10 BMC parent driver data structure
+ * @dev: this device
+ * @regmap: the regmap used to access registers by m10bmc itself
+ */
+struct intel_m10bmc {
+ struct device *dev;
+ struct regmap *regmap;
+};
+
+/*
+ * register access helper functions.
+ *
+ * m10bmc_raw_read - read m10bmc register per addr
+ * m10bmc_sys_read - read m10bmc system register per offset
+ */
+static inline int
+m10bmc_raw_read(struct intel_m10bmc *m10bmc, unsigned int addr,
+ unsigned int *val)
+{
+ int ret;
+
+ ret = regmap_read(m10bmc->regmap, addr, val);
+ if (ret)
+ dev_err(m10bmc->dev, "fail to read raw reg %x: %d\n",
+ addr, ret);
+
+ return ret;
+}
+
+/*
+ * The base of the system registers could be configured by HW developers, and
+ * in HW SPEC, the base is not added to the addresses of the system registers.
+ *
+ * This macro helps to simplify the accessing of the system registers. And if
+ * the base is reconfigured in HW, SW developers could simply change the
+ * M10BMC_SYS_BASE accordingly.
+ */
+#define m10bmc_sys_read(m10bmc, offset, val) \
+ m10bmc_raw_read(m10bmc, M10BMC_SYS_BASE + (offset), val)
+
+#endif /* __MFD_INTEL_M10_BMC_H */
diff --git a/include/linux/mfd/lp87565.h b/include/linux/mfd/lp87565.h
index 43716aca46fa..d44ddfb6bb63 100644
--- a/include/linux/mfd/lp87565.h
+++ b/include/linux/mfd/lp87565.h
@@ -14,6 +14,7 @@
enum lp87565_device_type {
LP87565_DEVICE_TYPE_UNKNOWN = 0,
+ LP87565_DEVICE_TYPE_LP87524_Q1,
LP87565_DEVICE_TYPE_LP87561_Q1,
LP87565_DEVICE_TYPE_LP87565_Q1,
};