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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
commit | 76cb841cb886eef6b3bee341a2266c76578724ad (patch) | |
tree | f5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /include/dt-bindings/usb | |
parent | Initial commit. (diff) | |
download | linux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip |
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/dt-bindings/usb')
-rw-r--r-- | include/dt-bindings/usb/pd.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/include/dt-bindings/usb/pd.h b/include/dt-bindings/usb/pd.h new file mode 100644 index 000000000..7b7a92fef --- /dev/null +++ b/include/dt-bindings/usb/pd.h @@ -0,0 +1,62 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __DT_POWER_DELIVERY_H +#define __DT_POWER_DELIVERY_H + +/* Power delivery Power Data Object definitions */ +#define PDO_TYPE_FIXED 0 +#define PDO_TYPE_BATT 1 +#define PDO_TYPE_VAR 2 +#define PDO_TYPE_APDO 3 + +#define PDO_TYPE_SHIFT 30 +#define PDO_TYPE_MASK 0x3 + +#define PDO_TYPE(t) ((t) << PDO_TYPE_SHIFT) + +#define PDO_VOLT_MASK 0x3ff +#define PDO_CURR_MASK 0x3ff +#define PDO_PWR_MASK 0x3ff + +#define PDO_FIXED_DUAL_ROLE (1 << 29) /* Power role swap supported */ +#define PDO_FIXED_SUSPEND (1 << 28) /* USB Suspend supported (Source) */ +#define PDO_FIXED_HIGHER_CAP (1 << 28) /* Requires more than vSafe5V (Sink) */ +#define PDO_FIXED_EXTPOWER (1 << 27) /* Externally powered */ +#define PDO_FIXED_USB_COMM (1 << 26) /* USB communications capable */ +#define PDO_FIXED_DATA_SWAP (1 << 25) /* Data role swap supported */ +#define PDO_FIXED_VOLT_SHIFT 10 /* 50mV units */ +#define PDO_FIXED_CURR_SHIFT 0 /* 10mA units */ + +#define PDO_FIXED_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_FIXED_VOLT_SHIFT) +#define PDO_FIXED_CURR(ma) ((((ma) / 10) & PDO_CURR_MASK) << PDO_FIXED_CURR_SHIFT) + +#define PDO_FIXED(mv, ma, flags) \ + (PDO_TYPE(PDO_TYPE_FIXED) | (flags) | \ + PDO_FIXED_VOLT(mv) | PDO_FIXED_CURR(ma)) + +#define VSAFE5V 5000 /* mv units */ + +#define PDO_BATT_MAX_VOLT_SHIFT 20 /* 50mV units */ +#define PDO_BATT_MIN_VOLT_SHIFT 10 /* 50mV units */ +#define PDO_BATT_MAX_PWR_SHIFT 0 /* 250mW units */ + +#define PDO_BATT_MIN_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_BATT_MIN_VOLT_SHIFT) +#define PDO_BATT_MAX_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_BATT_MAX_VOLT_SHIFT) +#define PDO_BATT_MAX_POWER(mw) ((((mw) / 250) & PDO_PWR_MASK) << PDO_BATT_MAX_PWR_SHIFT) + +#define PDO_BATT(min_mv, max_mv, max_mw) \ + (PDO_TYPE(PDO_TYPE_BATT) | PDO_BATT_MIN_VOLT(min_mv) | \ + PDO_BATT_MAX_VOLT(max_mv) | PDO_BATT_MAX_POWER(max_mw)) + +#define PDO_VAR_MAX_VOLT_SHIFT 20 /* 50mV units */ +#define PDO_VAR_MIN_VOLT_SHIFT 10 /* 50mV units */ +#define PDO_VAR_MAX_CURR_SHIFT 0 /* 10mA units */ + +#define PDO_VAR_MIN_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_VAR_MIN_VOLT_SHIFT) +#define PDO_VAR_MAX_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_VAR_MAX_VOLT_SHIFT) +#define PDO_VAR_MAX_CURR(ma) ((((ma) / 10) & PDO_CURR_MASK) << PDO_VAR_MAX_CURR_SHIFT) + +#define PDO_VAR(min_mv, max_mv, max_ma) \ + (PDO_TYPE(PDO_TYPE_VAR) | PDO_VAR_MIN_VOLT(min_mv) | \ + PDO_VAR_MAX_VOLT(max_mv) | PDO_VAR_MAX_CURR(max_ma)) + + #endif /* __DT_POWER_DELIVERY_H */ |