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nfc driver: Enable nfc clk request gpio and RF_CLK3 configuration

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Enabled nfc clk request gpio and RF_CLK3 configuration for pitti.

Change-Id: I540a09798777b05f2a1b82e6d89c0641e3fe1da3
Signed-off-by: Khageswararao Rao B <quic_kraob@quicinc.com>
This commit is contained in:
Khageswararao Rao B
2024-03-19 23:30:47 +05:30
parent 1680e1885f
commit f238c7389c
1 changed files with 19 additions and 18 deletions
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37
nfc/common.c
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@@ -69,17 +69,20 @@ int nfc_parse_dt(struct device *dev, struct platform_configs *nfc_configs,
pr_warn("NxpDrv: %s: dwl_req gpio invalid %d\n", __func__, pr_warn("NxpDrv: %s: dwl_req gpio invalid %d\n", __func__,
nfc_gpio->dwl_req); nfc_gpio->dwl_req);
} }
/* Read clock request gpio configuration if MGPIO configurations are not preasent */ /* Read clock request gpio configuration if MGPIO configurations are not preasent */
if (of_property_read_string(np, DTS_CLKSRC_GPIO_STR, &nfc_configs->clk_src_name)) { if (of_property_read_string(np, DTS_CLKSRC_GPIO_STR, &nfc_configs->clk_src_name)) {
nfc_configs->clk_pin_voting = false; nfc_configs->clk_pin_voting = false;
nfc_gpio->clkreq = of_get_named_gpio(np, DTS_CLKREQ_GPIO_STR, 0);
if (!gpio_is_valid(nfc_gpio->clkreq)) {
dev_err(dev, "NxpDrv: clkreq gpio invalid %d\n", nfc_gpio->clkreq);
return -EINVAL;
}
} else } else
nfc_configs->clk_pin_voting = true; nfc_configs->clk_pin_voting = true;
/* Read clkreq GPIO pin number from DTSI */
nfc_gpio->clkreq = of_get_named_gpio(np, DTS_CLKREQ_GPIO_STR, 0);
if (!gpio_is_valid(nfc_gpio->clkreq)) {
dev_err(dev, "NxpDrv: clkreq gpio invalid %d\n", nfc_gpio->clkreq);
return -EINVAL;
}
#ifdef NFC_SECURE_PERIPHERAL_ENABLED #ifdef NFC_SECURE_PERIPHERAL_ENABLED
/* Read DTS_SZONE_STR to check secure zone support */ /* Read DTS_SZONE_STR to check secure zone support */
if (of_property_read_string(np, DTS_SZONE_STR, &nfc_configs->szone)) { if (of_property_read_string(np, DTS_SZONE_STR, &nfc_configs->szone)) {
@@ -494,22 +497,20 @@ int nfc_post_init(struct nfc_dev *nfc_dev)
__func__, nfc_gpio->dwl_req); __func__, nfc_gpio->dwl_req);
} }
if (!(nfc_configs.clk_pin_voting)) { /* Read clkreq GPIO number from device tree*/
/* Read clkreq GPIO number from device tree*/ ret = of_property_read_u32_index(nfc_dev->i2c_dev.client->dev.of_node,
ret = of_property_read_u32_index(nfc_dev->i2c_dev.client->dev.of_node,
DTS_CLKREQ_GPIO_STR, 1, &clkreq_gpio); DTS_CLKREQ_GPIO_STR, 1, &clkreq_gpio);
if (ret < 0) { if (ret < 0) {
pr_err("NxpDrv: %s Failed to read clkreq gipo number, ret: %d\n", pr_err("NxpDrv: %s Failed to read clkreq gipo number, ret: %d\n",
__func__, ret); __func__, ret);
return ret; return ret;
} }
/* configure clkreq GPIO as wakeup capable */ /* configure clkreq GPIO as wakeup capable */
ret = msm_gpio_mpm_wake_set(clkreq_gpio, true); ret = msm_gpio_mpm_wake_set(clkreq_gpio, true);
if (ret < 0) { if (ret < 0) {
pr_err("NxpDrv: %s clkreq gpio %d as wakeup capable failed, ret: %d\n", pr_err("NxpDrv: %s clkreq gpio %d as wakeup capable failed, ret: %d\n",
__func__, clkreq_gpio, ret); __func__, clkreq_gpio, ret);
return ret; return ret;
}
} }
ret = nfcc_hw_check(nfc_dev); ret = nfcc_hw_check(nfc_dev);