This patch adds multiple copy support for functions that can be mapped to more
than one pin and that also require an additional mux configuration setting to
work properly.
Signed-off-by: Andy Gross <agross@xxxxxxxxxxxxxx>
---
.../bindings/pinctrl/qcom,apq8064-pinctrl.txt | 3 +-
drivers/pinctrl/qcom/pinctrl-apq8064.c | 29 +++++++++++++++-----
2 files changed, 24 insertions(+), 8 deletions(-)
diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,apq8064-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/qcom,apq8064-pinctrl.txt
index a7bde64..37ffe9b 100644
--- a/Documentation/devicetree/bindings/pinctrl/qcom,apq8064-pinctrl.txt
+++ b/Documentation/devicetree/bindings/pinctrl/qcom,apq8064-pinctrl.txt
@@ -50,7 +50,8 @@ Valid values for function are:
gsbi4_cam_i2c, gsbi5, gsbi5_spi_cs1, gsbi5_spi_cs2, gsbi5_spi_cs3, gsbi6,
gsbi6_spi_cs1, gsbi6_spi_cs2, gsbi6_spi_cs3, gsbi7, gsbi7_spi_cs1,
gsbi7_spi_cs2, gsbi7_spi_cs3, gsbi_cam_i2c, hdmi, mi2s, riva_bt, riva_fm,
- riva_wlan, sdc2, sdc4, slimbus, spkr_i2s, tsif1, tsif2, usb2_hsic, ps_hold
+ riva_wlan, sdc2, sdc4, slimbus_a, slimbus_b, spkr_i2s, tsif1, tsif2,
+ usb2_hsic, ps_hold
Example:
diff --git a/drivers/pinctrl/qcom/pinctrl-apq8064.c b/drivers/pinctrl/qcom/pinctrl-apq8064.c
index cd96699..e2d1dc1 100644
--- a/drivers/pinctrl/qcom/pinctrl-apq8064.c
+++ b/drivers/pinctrl/qcom/pinctrl-apq8064.c
@@ -224,6 +224,16 @@ static const unsigned int sdc3_data_pins[] = { 95 };
.ngroups = ARRAY_SIZE(fname##_groups), \
}
+#define FUNCTION_MULTI_COPY(fname, reg, value) \
+ [APQ_MUX_##fname] = { \
+ .name = #fname, \
+ .groups = fname##_groups, \
+ .ngroups = ARRAY_SIZE(fname##_groups), \
+ .requires_copy_select = 1, \
+ .copy_select_reg = reg, \
+ .copy_select_value = value, \
+ }
+
#define PINGROUP(id, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10) \
{ \
.name = "gpio" #id, \
@@ -321,7 +331,8 @@ enum apq8064_functions {
APQ_MUX_riva_wlan,
APQ_MUX_sdc2,
APQ_MUX_sdc4,
- APQ_MUX_slimbus,
+ APQ_MUX_slimbus_a,
+ APQ_MUX_slimbus_b,
APQ_MUX_spkr_i2s,
APQ_MUX_tsif1,
APQ_MUX_tsif2,
@@ -432,9 +443,12 @@ static const char * const sdc2_groups[] = {
static const char * const sdc4_groups[] = {
"gpio63", "gpio64", "gpio65", "gpio66", "gpio67", "gpio68"
};
-static const char * const slimbus_groups[] = {
+static const char * const slimbus_a_groups[] = {
"gpio40", "gpio41"
};
+static const char * const slimbus_b_groups[] = {
+ "gpio30", "gpio31"
+};
static const char * const spkr_i2s_groups[] = {
"gpio47", "gpio48", "gpio49", "gpio50"
};
@@ -478,7 +492,8 @@ static const struct msm_function apq8064_functions[] = {
FUNCTION(riva_wlan),
FUNCTION(sdc2),
FUNCTION(sdc4),
- FUNCTION(slimbus),
+ FUNCTION_MULTI_COPY(slimbus_a, 0x2074, 0),
+ FUNCTION_MULTI_COPY(slimbus_b, 0x2074, 1),
FUNCTION(spkr_i2s),
FUNCTION(tsif1),
FUNCTION(tsif2),
@@ -517,8 +532,8 @@ static const struct msm_pingroup apq8064_groups[] = {
PINGROUP(27, mi2s, NA, NA, NA, NA, NA, NA, NA, NA, NA),
PINGROUP(28, mi2s, NA, NA, NA, NA, NA, NA, NA, NA, NA),
PINGROUP(29, mi2s, NA, NA, NA, NA, NA, NA, NA, NA, NA),
- PINGROUP(30, mi2s, NA, NA, NA, NA, NA, NA, NA, NA, NA),
- PINGROUP(31, mi2s, NA, gsbi5_spi_cs2, gsbi6_spi_cs2, gsbi7_spi_cs2, NA, NA, NA, NA, NA),
+ PINGROUP(30, mi2s, slimbus_b, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(31, mi2s, slimbus_b, gsbi5_spi_cs2, gsbi6_spi_cs2, gsbi7_spi_cs2, NA, NA, NA, NA, NA),
PINGROUP(32, mi2s, NA, NA, NA, NA, gsbi5_spi_cs3, gsbi6_spi_cs3, gsbi7_spi_cs3, NA, NA),
PINGROUP(33, mi2s, NA, NA, NA, NA, NA, NA, NA, NA, NA),
PINGROUP(34, codec_mic_i2s, NA, NA, NA, NA, NA, NA, NA, NA, NA),
@@ -527,8 +542,8 @@ static const struct msm_pingroup apq8064_groups[] = {
PINGROUP(37, codec_mic_i2s, NA, NA, NA, NA, NA, NA, NA, NA, NA),
PINGROUP(38, codec_mic_i2s, NA, NA, NA, NA, NA, NA, NA, NA, NA),
PINGROUP(39, codec_spkr_i2s, NA, NA, NA, NA, NA, NA, NA, NA, NA),
- PINGROUP(40, slimbus, codec_spkr_i2s, NA, NA, NA, NA, NA, NA, NA, NA),
- PINGROUP(41, slimbus, codec_spkr_i2s, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(40, slimbus_a, codec_spkr_i2s, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(41, slimbus_a, codec_spkr_i2s, NA, NA, NA, NA, NA, NA, NA, NA),
PINGROUP(42, codec_spkr_i2s, NA, NA, NA, NA, NA, NA, NA, NA, NA),
PINGROUP(43, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
PINGROUP(44, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA),
--
Qualcomm Innovation Center, Inc
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
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