dany/u-boot-megous
1
0
Fork 0
mirror of https://xff.cz/git/u-boot/ synced 2025-09-02 09:12:08 +02:00
Code Issues Packages Projects Releases Wiki Activity

pinctrl: qcom: sm8650: add special pins pins configuration data

Browse Source 
Add the special pins configuration data to allow setup the bias
of the UFS and SDCard pins on the SM8650 SoC.

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Sumit Garg <sumit.garg@linaro.org>
This commit is contained in:
Neil Armstrong
2024-05-28 10:31:57 +02:00
committed by Caleb Connolly
parent c89ab4aa17
commit 951937b23d
1 changed files with 34 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

42
drivers/pinctrl/qcom/pinctrl-sm8650.c
View File

@@ -18,6 +18,37 @@ static const struct pinctrl_function msm_pinctrl_functions[] = {
{"gpio", 0}, {"gpio", 0},
}; };
#define SDC_QDSD_PINGROUP(pg_name, ctl, pull, drv) \
{ \
.name = pg_name, \
.ctl_reg = ctl, \
.io_reg = 0, \
.pull_bit = pull, \
.drv_bit = drv, \
.oe_bit = -1, \
.in_bit = -1, \
.out_bit = -1, \
}
#define UFS_RESET(pg_name, ctl, io) \
{ \
.name = pg_name, \
.ctl_reg = ctl, \
.io_reg = io, \
.pull_bit = 3, \
.drv_bit = 0, \
.oe_bit = -1, \
.in_bit = -1, \
.out_bit = 0, \
}
static const struct msm_special_pin_data msm_special_pins_data[] = {
[0] = UFS_RESET("ufs_reset", 0xde004, 0xdf000),
[1] = SDC_QDSD_PINGROUP("sdc2_clk", 0xd6000, 14, 6),
[2] = SDC_QDSD_PINGROUP("sdc2_cmd", 0xd6000, 11, 3),
[3] = SDC_QDSD_PINGROUP("sdc2_data", 0xd6000, 9, 0),
};
static const char *sm8650_get_function_name(struct udevice *dev, static const char *sm8650_get_function_name(struct udevice *dev,
unsigned int selector) unsigned int selector)
{ {
@@ -27,15 +58,9 @@ static const char *sm8650_get_function_name(struct udevice *dev,
static const char *sm8650_get_pin_name(struct udevice *dev, static const char *sm8650_get_pin_name(struct udevice *dev,
unsigned int selector) unsigned int selector)
{ {
static const char *special_pins_names[] = {
"ufs_reset",
"sdc2_clk",
"sdc2_cmd",
"sdc2_data",
};
if (selector >= 210 && selector <= 213) if (selector >= 210 && selector <= 213)
snprintf(pin_name, MAX_PIN_NAME_LEN, special_pins_names[selector - 210]); snprintf(pin_name, MAX_PIN_NAME_LEN,
msm_special_pins_data[selector - 210].name);
else else
snprintf(pin_name, MAX_PIN_NAME_LEN, "gpio%u", selector); snprintf(pin_name, MAX_PIN_NAME_LEN, "gpio%u", selector);
@@ -52,6 +77,7 @@ static struct msm_pinctrl_data sm8650_data = {
.pin_data = { .pin_data = {
.pin_count = 214, .pin_count = 214,
.special_pins_start = 210, .special_pins_start = 210,
.special_pins_data = msm_special_pins_data,
}, },
.functions_count = ARRAY_SIZE(msm_pinctrl_functions), .functions_count = ARRAY_SIZE(msm_pinctrl_functions),
.get_function_name = sm8650_get_function_name, .get_function_name = sm8650_get_function_name,