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soc: riscv: telink_b91: new pinctrl driver support

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Added basic support for new pinctrl driver.

Signed-off-by: Yuriy Vynnychek <yura.vynnychek@telink-semi.com>
This commit is contained in:
Yuriy Vynnychek 2022-02-11 13:55:54 +02:00 • committed by Anas Nashif
commit 45744e7b35
2 changed files with 46 additions and 0 deletions
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3
soc/riscv/riscv-privilege/telink_b91/Kconfig.defconfig.series
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@ -31,6 +31,9 @@ config NUM_IRQS
int
default 64
config PINCTRL
default y
config XIP
bool
default n

43
soc/riscv/riscv-privilege/telink_b91/pinctrl_soc.h Normal file
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@ -0,0 +1,43 @@
/*
* Copyright (c) 2022 Telink Semiconductor
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef SOC_RISCV_TELINK_B91_PINCTRL_SOC_H
#define SOC_RISCV_TELINK_B91_PINCTRL_SOC_H
#include <stdint.h>
#include <devicetree.h>
#include <dt-bindings/pinctrl/b91-pinctrl.h>
/**
* @brief Telink B91 pin type.
*/
typedef uint32_t pinctrl_soc_pin_t;
/**
* @brief Utility macro to initialize each pin.
*
* @param node_id Node identifier.
* @param prop Property name.
* @param idx Property entry index.
*/
#define Z_PINCTRL_STATE_PIN_INIT(node_id, prop, idx) \
(DT_PROP(DT_PROP_BY_IDX(node_id, prop, idx), pinmux) | \
((B91_PULL_DOWN * DT_PROP(DT_PROP_BY_IDX(node_id, prop, idx), bias_pull_down)) \
<< B91_PULL_POS) | \
((B91_PULL_UP * DT_PROP(DT_PROP_BY_IDX(node_id, prop, idx), bias_pull_up)) \
<< B91_PULL_POS) \
),
/**
* @brief Utility macro to initialize state pins contained in a given property.
*
* @param node_id Node identifier.
* @param prop Property name describing state pins.
*/
#define Z_PINCTRL_STATE_PINS_INIT(node_id, prop) \
{ DT_FOREACH_PROP_ELEM(node_id, prop, Z_PINCTRL_STATE_PIN_INIT) }
#endif /* SOC_RISCV_TELINK_B91_PINCTRL_SOC_H */