The SPI0 block is not at all connected to the AB8500 on the
Snowball: it is connected to the external header. These pins
on the header may also be used for GPIO, but let's assume
that SPI is a probable usecase on the Snowball and mux in the
SPI block and use these for SPI.
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
---
arch/arm/boot/dts/ste-snowball.dts | 28 ++++++++++++++++++++++++++++
arch/arm/mach-ux500/board-mop500-pins.c | 5 -----
2 files changed, 28 insertions(+), 5 deletions(-)
diff --git a/arch/arm/boot/dts/ste-snowball.dts b/arch/arm/boot/dts/ste-snowball.dts
index 4f5457a91589..744ab956059a 100644
--- a/arch/arm/boot/dts/ste-snowball.dts
+++ b/arch/arm/boot/dts/ste-snowball.dts
@@ -248,6 +248,11 @@
pinctrl-1 = <&i2c3_sleep_mode>;
};
+ ssp@80002000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&ssp0_snowball_mode>;
+ };
+
cpufreq-cooling {
status = "okay";
};
@@ -386,6 +391,29 @@
};
};
+ ssp0 {
+ ssp0_snowball_mode: ssp0_snowball_default {
+ snowball_mux {
+ ste,function = "ssp0";
+ ste,pins = "ssp0_a_1";
+ };
+ snowball_cfg1 {
+ ste,pins = "GPIO144_B13"; /* FRM */
+ ste,config = <&gpio_out_hi>;
+ };
+ snowball_cfg2 {
+ ste,pins = "GPIO145_C13"; /* RXD */
+ ste,config = <&in_pd>;
+ };
+ snowball_cfg3 {
+ ste,pins =
+ "GPIO146_D13", /* TXD */
+ "GPIO143_D12"; /* CLK */
+ ste,config = <&out_lo>;
+ };
+
+ };
+ };
};
mcde@a0350000 {
diff --git a/arch/arm/mach-ux500/board-mop500-pins.c b/arch/arm/mach-ux500/board-mop500-pins.c
index 55da56e39974..0e5d2684bc9a 100644
--- a/arch/arm/mach-ux500/board-mop500-pins.c
+++ b/arch/arm/mach-ux500/board-mop500-pins.c
@@ -19,8 +19,6 @@
/* These simply sets bias for pins */
#define BIAS(a,b) static unsigned long a[] = { b }
-BIAS(pd, PIN_PULL_DOWN);
-
BIAS(abx500_out_lo, PIN_CONF_PACKED(PIN_CONFIG_OUTPUT, 0));
BIAS(abx500_in_pd, PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_DOWN, 1));
BIAS(abx500_in_nopull, PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_DOWN, 0));
@@ -299,9 +297,6 @@ static struct pinctrl_map __initdata ab8505_pinmap[] = {
};
static struct pinctrl_map __initdata snowball_pinmap[] = {
- /* Mux in SSP0 connected to AB8500, pull down RXD pin */
- DB8500_MUX_HOG("ssp0_a_1", "ssp0"),
- DB8500_PIN_HOG("GPIO145_C13", pd),
/* User LED */
DB8500_PIN_HOG("GPIO142_C11", gpio_out_hi),
/* Accelerometer/Magnetometer */
--
1.8.3.1
--
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