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/**
* @file hal_sdhost.c
* @author ALLWINNERTECH IOT WLAN Team
*/
/*
* Copyright (C) 2017 ALLWINNERTECH TECHNOLOGY CO., LTD. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
* 3. Neither the name of ALLWINNERTECH TECHNOLOGY CO., LTD. nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, )|hhst->sdio_irq_maskPROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <hal_gpio.h>
#include <stdio.h>
#include <stdlib.h>
#ifndef CONFIG_KERNEL_FREERTOS
#include <log.h>
#endif
#include "_sdhost.h"
#include "_sd_define.h"
#ifndef SDC_MAX_PIN_NUM
#define SDC_MAX_PIN_NUM 13
#endif
typedef struct
{
uint32_t *pin;
uint8_t pin_num : 3;
uint8_t pin_mux : 3;
uint8_t pin_drv : 2;
} sdmmc_pin_t;
static sdmmc_pin_t sunxi_sdmmc_pin[4];
int32_t sdmmc_pinctl_set_from_cfg(struct mmc_host *host, char *sdc_str, uint32_t pin_num)
{
#ifdef HAL_SetPin
int32_t ret = 0;
user_gpio_set_t gpiocfg[SDC_MAX_PIN_NUM] = {0};
int i = 0;
int gpio_num = 0;
if (pin_num > SDC_MAX_PIN_NUM) {
SDC_LOGE("pin num over %d\n", SDC_MAX_PIN_NUM);
return ret;
}
ret = Hal_Cfg_GetGPIOSecData(sdc_str, gpiocfg, pin_num);
if(ret < 0) {
SDC_LOGE("%s not has pin setting on sys_config.fex\n", sdc_str);
return ret;
}
for (i = 0;i < pin_num; i++) {
SDC_LOGD("name %s,port %d,port_num %d,mul_sel %d, pull %d, drv_level %d\n",\
gpiocfg[i].gpio_name, gpiocfg[i].port, gpiocfg[i].port_num, \
gpiocfg[i].mul_sel, gpiocfg[i].pull, gpiocfg[i].drv_level);
}
for(i = 0; i< pin_num; i++ ) {
gpio_num = (gpiocfg[i].port - 1) * PINS_PER_BANK + gpiocfg[i].port_num;
ret = hal_gpio_pinmux_set_function(gpio_num, gpiocfg[i].mul_sel);
if (ret) {
SDC_LOGE(
"[sdmmc %s] PIN%lu set function failed! return %d\n",
sdc_str, gpio_num, ret);
return -1;
}
ret = hal_gpio_set_driving_level(gpio_num, gpiocfg[i].drv_level);
if (ret) {
SDC_LOGE(
"[sdmmc %s] PIN%lu set driving level failed! return %d\n",
sdc_str, gpio_num, ret);
return -1;
}
ret = hal_gpio_set_pull(gpio_num, gpiocfg[i].pull);
if (ret) {
SDC_LOGE(
"[sdmmc %s] PIN%lu set driving level failed! return %d\n",
sdc_str, gpio_num, ret);
return -1;
}
}
return ret;
#else
SDC_LOGN("unsupport sys fex %d\n");
return -1;
#endif
}
uint32_t sdmmc_pinctrl_init(struct mmc_host *host)
{
uint8_t i;
uint32_t flags = 0;
int ret;
uint32_t host_id = host->sdc_id;
switch (host_id) {
case 0:
ret = sdmmc_pinctl_set_from_cfg(host, "sdc0", SDC0_NUM);
if(ret < 0) {
sunxi_sdmmc_pin[host_id].pin_num = SDC0_NUM;
sunxi_sdmmc_pin[host_id].pin_mux = SDMMC_MUXSEL;
sunxi_sdmmc_pin[host_id].pin_drv = SDMMC_DRVSEL;
sunxi_sdmmc_pin[host_id].pin = malloc(sizeof(uint32_t) * SDC0_NUM);
sunxi_sdmmc_pin[host_id].pin[0] = SDC0_CLK;
sunxi_sdmmc_pin[host_id].pin[1] = SDC0_CMD;
sunxi_sdmmc_pin[host_id].pin[2] = SDC0_D0;
sunxi_sdmmc_pin[host_id].pin[3] = SDC0_D1;
sunxi_sdmmc_pin[host_id].pin[4] = SDC0_D2;
sunxi_sdmmc_pin[host_id].pin[5] = SDC0_D3;
SDC_LOGE("sdmmc%ld use default pin setting\n", host_id);
} else {
SDC_LOGD("sdmmc%ld use pin setting on sys_config.fex\n", host_id);
goto out;
}
break;
case 1:
if (host->param.pwr_mode == POWER_MODE_330) {
hal_gpio_sel_vol_mode(SDC1_D0, POWER_MODE_330);
} else {
hal_gpio_sel_vol_mode(SDC1_D0, POWER_MODE_180);
}
ret = sdmmc_pinctl_set_from_cfg(host, "sdc1", SDC1_NUM);
if(ret < 0) {
sunxi_sdmmc_pin[host_id].pin_num = SDC1_NUM;
sunxi_sdmmc_pin[host_id].pin_mux = SDMMC_MUXSEL;
sunxi_sdmmc_pin[host_id].pin_drv = SDMMC_DRVSEL;
sunxi_sdmmc_pin[host_id].pin = malloc(sizeof(uint32_t) * SDC1_NUM);
sunxi_sdmmc_pin[host_id].pin[0] = SDC1_CLK;
sunxi_sdmmc_pin[host_id].pin[1] = SDC1_CMD;
sunxi_sdmmc_pin[host_id].pin[2] = SDC1_D0;
// sunxi_sdmmc_pin[host_id].pin[3] = SDC1_D1;
// sunxi_sdmmc_pin[host_id].pin[4] = SDC1_D2;
// sunxi_sdmmc_pin[host_id].pin[5] = SDC1_D3;
SDC_LOGE("sdmmc%ld use default pin setting\n", host_id);
} else {
SDC_LOGD("sdmmc%ld use pin setting on sys_config.fex\n", host_id);
goto out;
}
break;
default:
SDC_LOGE("sdmmc%ld is invalid\n", host_id);
return -1;
}
for (i = 0; i < sunxi_sdmmc_pin[host_id].pin_num; i++)
{
ret = hal_gpio_pinmux_set_function(sunxi_sdmmc_pin[host_id].pin[i], sunxi_sdmmc_pin[host_id].pin_mux);
if (ret)
{
SDC_LOGE(
"[sdmmc%ld] PIN%lu set function failed! return %d\n",
host_id, sunxi_sdmmc_pin[host_id].pin[i], ret);
return -1;
}
ret = hal_gpio_set_driving_level(sunxi_sdmmc_pin[host_id].pin[i], sunxi_sdmmc_pin[host_id].pin_drv);
if (ret)
{
SDC_LOGE(
"[sdmmc%ld] PIN%lu set driving level failed! return %d\n",
host_id, sunxi_sdmmc_pin[host_id].pin[i], ret);
return -1;
}
ret = hal_gpio_set_pull(sunxi_sdmmc_pin[host_id].pin[i], GPIO_PULL_UP);
// ret = drv_gpio_set_pull_state(sunxi_sdmmc_pin[host_id].pin[i], DRV_GPIO_PULL_DOWN_DISABLE);
}
out:
return 0;
}
int mmc_gpiod_request_cd_irq(struct mmc_host *host)
{
uint32_t irq;
int ret = 0;
gpio_pull_status_t pull_state;
gpio_direction_t gpio_direction;
gpio_data_t gpio_data;
host->cd_gpio_pin = SDC0_DET;
/*set gpio detect-clk 24M*/
hal_gpio_set_debounce(host->cd_gpio_pin, 1);
ret = hal_gpio_to_irq(host->cd_gpio_pin, &irq);
if (ret < 0)
{
SDC_LOGE("gpio to irq error, error num: %d\n", ret);
return ret;
}
/*set pin mux*/
ret = hal_gpio_pinmux_set_function(host->cd_gpio_pin, 0);
ret = hal_gpio_set_driving_level(host->cd_gpio_pin, 3);
ret = hal_gpio_set_pull(host->cd_gpio_pin, 1);
if (ret < 0)
{
SDC_LOGE("set pin mux error!\n");
return -1;
}
host->cd_irq = irq;
ret = hal_gpio_irq_request(irq, host->cd_gpio_isr, IRQ_TYPE_EDGE_BOTH, host);
if (ret < 0)
{
SDC_LOGE("request irq error, irq num:%lu error num: %d\n", (unsigned long)irq, ret);
return ret;
}
#if 0
ret = drv_gpio_irq_enable(irq);
if (ret < 0)
{
printf("request irq error, error num: %d\n", ret);
return ret;
}
ret = drv_gpio_irq_disable(irq);
if (ret < 0)
{
printf("disable irq error, irq num:%lu,error num: %d\n", irq, ret);
return ret;
}
ret = drv_gpio_irq_free(irq);
if (ret < 0)
{
printf("free irq error, error num: %d\n", ret);
return ret;
}
#endif
return ret;
}
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