/******************************************************************************
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*
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* Copyright(c) 2016 - 2019 Realtek Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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******************************************************************************/
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#include "halmac_gpio_88xx.h"
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#if HALMAC_88XX_SUPPORT
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/**
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* pinmux_wl_led_mode_88xx() -control wlan led gpio function
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* @adapter : the adapter of halmac
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* @mode : wlan led mode
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* Author : Ivan Lin
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* Return : enum halmac_ret_status
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* More details of status code can be found in prototype document
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*/
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enum halmac_ret_status
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pinmux_wl_led_mode_88xx(struct halmac_adapter *adapter,
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enum halmac_wlled_mode mode)
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{
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u8 value8;
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struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
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PLTFM_MSG_TRACE("[TRACE]%s ===>\n", __func__);
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value8 = HALMAC_REG_R8(REG_LED_CFG + 2);
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value8 &= ~(BIT(6));
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value8 |= BIT(3);
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value8 &= ~(BIT(0) | BIT(1) | BIT(2));
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switch (mode) {
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case HALMAC_WLLED_MODE_TRX:
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value8 |= 2;
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break;
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case HALMAC_WLLED_MODE_TX:
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value8 |= 4;
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break;
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case HALMAC_WLLED_MODE_RX:
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value8 |= 6;
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break;
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case HALMAC_WLLED_MODE_SW_CTRL:
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value8 |= 0;
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break;
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default:
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return HALMAC_RET_SWITCH_CASE_ERROR;
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}
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HALMAC_REG_W8(REG_LED_CFG + 2, value8);
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PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
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return HALMAC_RET_SUCCESS;
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}
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/**
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* pinmux_wl_led_sw_ctrl_88xx() -control wlan led on/off
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* @adapter : the adapter of halmac
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* @on : on(1), off(0)
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* Author : Ivan Lin
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* Return : enum halmac_ret_status
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* More details of status code can be found in prototype document
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*/
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void
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pinmux_wl_led_sw_ctrl_88xx(struct halmac_adapter *adapter, u8 on)
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{
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u8 value8;
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struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
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value8 = HALMAC_REG_R8(REG_LED_CFG + 2);
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value8 = (on == 0) ? value8 | BIT(3) : value8 & ~(BIT(3));
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HALMAC_REG_W8(REG_LED_CFG + 2, value8);
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}
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/**
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* pinmux_sdio_int_polarity_88xx() -control sdio int polarity
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* @adapter : the adapter of halmac
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* @low_active : low active(1), high active(0)
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* Author : Ivan Lin
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* Return : enum halmac_ret_status
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* More details of status code can be found in prototype document
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*/
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void
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pinmux_sdio_int_polarity_88xx(struct halmac_adapter *adapter, u8 low_active)
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{
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u8 value8;
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struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
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value8 = HALMAC_REG_R8(REG_SYS_SDIO_CTRL + 2);
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value8 = (low_active == 0) ? value8 | BIT(3) : value8 & ~(BIT(3));
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HALMAC_REG_W8(REG_SYS_SDIO_CTRL + 2, value8);
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}
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/**
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* pinmux_gpio_mode_88xx() -control gpio io mode
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* @adapter : the adapter of halmac
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* @gpio_id : gpio0~15(0~15)
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* @output : output(1), input(0)
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* Author : Ivan Lin
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* Return : enum halmac_ret_status
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* More details of status code can be found in prototype document
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*/
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enum halmac_ret_status
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pinmux_gpio_mode_88xx(struct halmac_adapter *adapter, u8 gpio_id, u8 output)
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{
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u16 value16;
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u8 in_out;
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u32 offset;
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struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
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if (gpio_id <= 7)
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offset = REG_GPIO_PIN_CTRL + 2;
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else if (gpio_id >= 8 && gpio_id <= 15)
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offset = REG_GPIO_EXT_CTRL + 2;
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else
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return HALMAC_RET_WRONG_GPIO;
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in_out = (output == 0) ? 0 : 1;
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gpio_id &= (8 - 1);
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value16 = HALMAC_REG_R16(offset);
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value16 &= ~((1 << gpio_id) | (1 << gpio_id << 8));
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value16 |= (in_out << gpio_id);
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HALMAC_REG_W16(offset, value16);
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return HALMAC_RET_SUCCESS;
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}
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/**
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* pinmux_gpio_output_88xx() -control gpio output high/low
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* @adapter : the adapter of halmac
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* @gpio_id : gpio0~15(0~15)
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* @high : high(1), low(0)
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* Author : Ivan Lin
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* Return : enum halmac_ret_status
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* More details of status code can be found in prototype document
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*/
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enum halmac_ret_status
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pinmux_gpio_output_88xx(struct halmac_adapter *adapter, u8 gpio_id, u8 high)
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{
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u8 value8;
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u8 hi_low;
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u32 offset;
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struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
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if (gpio_id <= 7)
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offset = REG_GPIO_PIN_CTRL + 1;
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else if (gpio_id >= 8 && gpio_id <= 15)
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offset = REG_GPIO_EXT_CTRL + 1;
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else
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return HALMAC_RET_WRONG_GPIO;
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hi_low = (high == 0) ? 0 : 1;
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gpio_id &= (8 - 1);
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value8 = HALMAC_REG_R8(offset);
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value8 &= ~(1 << gpio_id);
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value8 |= (hi_low << gpio_id);
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HALMAC_REG_W8(offset, value8);
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return HALMAC_RET_SUCCESS;
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}
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/**
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* halmac_pinmux_status_88xx() -get current gpio status(high/low)
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* @adapter : the adapter of halmac
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* @pin_id : 0~15(0~15)
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* @phigh : high(1), low(0)
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* Author : Ivan Lin
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* Return : enum halmac_ret_status
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* More details of status code can be found in prototype document
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*/
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enum halmac_ret_status
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pinmux_pin_status_88xx(struct halmac_adapter *adapter, u8 pin_id, u8 *high)
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{
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u8 value8;
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u32 offset;
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struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
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if (pin_id <= 7)
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offset = REG_GPIO_PIN_CTRL;
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else if (pin_id >= 8 && pin_id <= 15)
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offset = REG_GPIO_EXT_CTRL;
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else
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return HALMAC_RET_WRONG_GPIO;
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pin_id &= (8 - 1);
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value8 = HALMAC_REG_R8(offset);
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*high = (value8 & (1 << pin_id)) >> pin_id;
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return HALMAC_RET_SUCCESS;
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}
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enum halmac_ret_status
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pinmux_parser_88xx(struct halmac_adapter *adapter,
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const struct halmac_gpio_pimux_list *list, u32 size,
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u32 gpio_id, u32 *cur_func)
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{
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u32 i;
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u8 value8;
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const struct halmac_gpio_pimux_list *cur_list = list;
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enum halmac_gpio_cfg_state *state;
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struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
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state = &adapter->halmac_state.gpio_cfg_state;
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if (*state == HALMAC_GPIO_CFG_STATE_BUSY)
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return HALMAC_RET_BUSY_STATE;
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*state = HALMAC_GPIO_CFG_STATE_BUSY;
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for (i = 0; i < size; i++) {
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if (gpio_id != cur_list->id) {
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PLTFM_MSG_ERR("[ERR]offset:%X, value:%X, func:%X\n",
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cur_list->offset, cur_list->value,
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cur_list->func);
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PLTFM_MSG_ERR("[ERR]id1 : %X, id2 : %X\n",
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gpio_id, cur_list->id);
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*state = HALMAC_GPIO_CFG_STATE_IDLE;
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return HALMAC_RET_GET_PINMUX_ERR;
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}
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value8 = HALMAC_REG_R8(cur_list->offset);
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value8 &= cur_list->msk;
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if (value8 == cur_list->value) {
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*cur_func = cur_list->func;
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break;
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}
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cur_list++;
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}
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switch (*cur_func) {
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case HALMAC_BT_DPDT_SEL:
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*cur_func = (HALMAC_REG_R8(REG_LED_CFG + 3) & BIT(0)) ?
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HALMAC_WL_DPDT_SEL : HALMAC_BT_DPDT_SEL;
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break;
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case HALMAC_BT_PAPE_SEL:
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*cur_func = (HALMAC_REG_R8(REG_PAD_CTRL1 + 3) & BIT(5)) ?
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HALMAC_WL_PAPE_SEL : HALMAC_BT_PAPE_SEL;
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break;
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case HALMAC_BT_LNAON_SEL:
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*cur_func = (HALMAC_REG_R8(REG_PAD_CTRL1 + 3) & BIT(4)) ?
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HALMAC_WL_LNAON_SEL : HALMAC_BT_LNAON_SEL;
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break;
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default:
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break;
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}
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*state = HALMAC_GPIO_CFG_STATE_IDLE;
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if (i == size)
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return HALMAC_RET_GET_PINMUX_ERR;
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return HALMAC_RET_SUCCESS;
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}
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#endif /* HALMAC_88XX_SUPPORT */
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