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Diffstat (limited to 'arch/arm/mach-mx28/mx28evk_pins.c')
-rw-r--r--arch/arm/mach-mx28/mx28evk_pins.c287
1 files changed, 197 insertions, 90 deletions
diff --git a/arch/arm/mach-mx28/mx28evk_pins.c b/arch/arm/mach-mx28/mx28evk_pins.c
index 8bb253607658..7d5b64328324 100644
--- a/arch/arm/mach-mx28/mx28evk_pins.c
+++ b/arch/arm/mach-mx28/mx28evk_pins.c
@@ -21,6 +21,7 @@
#include <linux/platform_device.h>
#include <linux/irq.h>
#include <linux/gpio.h>
+#include <linux/delay.h>
#include <mach/pinctrl.h>
@@ -530,15 +531,106 @@ static struct pin_desc mx28evk_fixed_pins[] = {
.name = "SSP0_SCK",
.id = PINID_SSP0_SCK,
.fun = PIN_FUN1,
- .strength = PAD_8MA,
+ .strength = PAD_12MA,
.voltage = PAD_3_3V,
.pullup = 0,
- .drive = 1,
+ .drive = 2,
.pull = 0,
},
#endif
+#if defined(CONFIG_LEDS_MXS) || defined(CONFIG_LEDS_MXS_MODULE)
+ {
+ .name = "LEDS_PWM0",
+ .id = PINID_AUART1_RX,
+ .fun = PIN_FUN3,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .pullup = 1,
+ .drive = 1,
+ .pull = 1,
+ },
+ {
+ .name = "LEDS_PWM1",
+ .id = PINID_AUART1_TX,
+ .fun = PIN_FUN3,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .pullup = 1,
+ .drive = 1,
+ .pull = 1,
+ },
+#endif
+#if defined(CONFIG_SND_MXS_SOC_DAI) || defined(CONFIG_SND_MXS_SOC_DAI_MODULE)
+ /* Configurations of SAIF0 port pins */
+ {
+ .name = "SAIF0_MCLK",
+ .id = PINID_SAIF0_MCLK,
+ .fun = PIN_FUN1,
+ .strength = PAD_12MA,
+ .voltage = PAD_3_3V,
+ .pullup = 1,
+ .drive = 1,
+ .pull = 1,
+ },
+ {
+ .name = "SAIF0_LRCLK",
+ .id = PINID_SAIF0_LRCLK,
+ .fun = PIN_FUN1,
+ .strength = PAD_12MA,
+ .voltage = PAD_3_3V,
+ .pullup = 1,
+ .drive = 1,
+ .pull = 1,
+ },
+ {
+ .name = "SAIF0_BITCLK",
+ .id = PINID_SAIF0_BITCLK,
+ .fun = PIN_FUN1,
+ .strength = PAD_12MA,
+ .voltage = PAD_3_3V,
+ .pullup = 1,
+ .drive = 1,
+ .pull = 1,
+ },
+ {
+ .name = "SAIF0_SDATA0",
+ .id = PINID_SAIF0_SDATA0,
+ .fun = PIN_FUN1,
+ .strength = PAD_12MA,
+ .voltage = PAD_3_3V,
+ .pullup = 1,
+ .drive = 1,
+ .pull = 1,
+ },
+ {
+ .name = "SAIF1_SDATA0",
+ .id = PINID_SAIF1_SDATA0,
+ .fun = PIN_FUN1,
+ .strength = PAD_12MA,
+ .voltage = PAD_3_3V,
+ .pullup = 1,
+ .drive = 1,
+ .pull = 1,
+ },
+#endif
+#if defined(CONFIG_SND_SOC_MXS_SPDIF) || \
+ defined(CONFIG_SND_SOC_MXS_SPDIF_MODULE)
+ {
+ .name = "SPDIF",
+ .id = PINID_SPDIF,
+ .fun = PIN_FUN1,
+ .strength = PAD_12MA,
+ .voltage = PAD_3_3V,
+ .pullup = 1,
+ .drive = 1,
+ .pull = 1,
+ },
+#endif
+};
-#if defined(CONFIG_FEC) || defined(CONFIG_FEC_MODULE)
+#if defined(CONFIG_FEC) || defined(CONFIG_FEC_MODULE)\
+ || defined(CONFIG_FEC_L2SWITCH)
+static struct pin_desc mx28evk_eth_pins[] = {
{
.name = "ENET0_MDC",
.id = PINID_ENET0_MDC,
@@ -620,106 +712,77 @@ static struct pin_desc mx28evk_fixed_pins[] = {
.drive = 1,
},
{
- .name = "ENET_CLK",
- .id = PINID_ENET_CLK,
- .fun = PIN_FUN1,
+ .name = "ENET1_RX_EN",
+ .id = PINID_ENET0_CRS,
+ .fun = PIN_FUN2,
.strength = PAD_8MA,
.pull = 1,
.pullup = 1,
.voltage = PAD_3_3V,
- .drive = 1,
- },
-#endif
-#if defined(CONFIG_LEDS_MXS) || defined(CONFIG_LEDS_MXS_MODULE)
- {
- .name = "LEDS_PWM0",
- .id = PINID_AUART1_RX,
- .fun = PIN_FUN3,
- .strength = PAD_8MA,
- .voltage = PAD_3_3V,
- .pullup = 1,
- .drive = 1,
- .pull = 1,
+ .drive = 1,
},
{
- .name = "LEDS_PWM1",
- .id = PINID_AUART1_TX,
- .fun = PIN_FUN3,
- .strength = PAD_8MA,
- .voltage = PAD_3_3V,
- .pullup = 1,
- .drive = 1,
- .pull = 1,
+ .name = "ENET1_RXD0",
+ .id = PINID_ENET0_RXD2,
+ .fun = PIN_FUN2,
+ .strength = PAD_8MA,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ .drive = 1,
},
-#endif
-#if defined(CONFIG_SND_MXS_SOC_DAI) || defined(CONFIG_SND_MXS_SOC_DAI_MODULE)
- /* Configurations of SAIF0 port pins */
{
- .name = "SAIF0_MCLK",
- .id = PINID_SAIF0_MCLK,
- .fun = PIN_FUN1,
- .strength = PAD_12MA,
- .voltage = PAD_3_3V,
- .pullup = 1,
- .drive = 1,
- .pull = 1,
+ .name = "ENET1_RXD1",
+ .id = PINID_ENET0_RXD3,
+ .fun = PIN_FUN2,
+ .strength = PAD_8MA,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ .drive = 1,
},
{
- .name = "SAIF0_LRCLK",
- .id = PINID_SAIF0_LRCLK,
- .fun = PIN_FUN1,
- .strength = PAD_12MA,
- .voltage = PAD_3_3V,
- .pullup = 1,
- .drive = 1,
- .pull = 1,
+ .name = "ENET1_TX_EN",
+ .id = PINID_ENET0_COL,
+ .fun = PIN_FUN2,
+ .strength = PAD_8MA,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ .drive = 1,
},
{
- .name = "SAIF0_BITCLK",
- .id = PINID_SAIF0_BITCLK,
- .fun = PIN_FUN1,
- .strength = PAD_12MA,
- .voltage = PAD_3_3V,
- .pullup = 1,
- .drive = 1,
- .pull = 1,
+ .name = "ENET1_TXD0",
+ .id = PINID_ENET0_TXD2,
+ .fun = PIN_FUN2,
+ .strength = PAD_8MA,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ .drive = 1,
},
{
- .name = "SAIF0_SDATA0",
- .id = PINID_SAIF0_SDATA0,
- .fun = PIN_FUN1,
- .strength = PAD_12MA,
- .voltage = PAD_3_3V,
- .pullup = 1,
- .drive = 1,
- .pull = 1,
+ .name = "ENET1_TXD1",
+ .id = PINID_ENET0_TXD3,
+ .fun = PIN_FUN2,
+ .strength = PAD_8MA,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ .drive = 1,
},
{
- .name = "SAIF1_SDATA0",
- .id = PINID_SAIF1_SDATA0,
- .fun = PIN_FUN1,
- .strength = PAD_12MA,
- .voltage = PAD_3_3V,
- .pullup = 1,
- .drive = 1,
- .pull = 1,
+ .name = "ENET_CLK",
+ .id = PINID_ENET_CLK,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ .drive = 1,
},
-#endif
-#if defined(CONFIG_SND_SOC_MXS_SPDIF) || \
- defined(CONFIG_SND_SOC_MXS_SPDIF_MODULE)
- {
- .name = "SPDIF",
- .id = PINID_SPDIF,
- .fun = PIN_FUN1,
- .strength = PAD_12MA,
- .voltage = PAD_3_3V,
- .pullup = 1,
- .drive = 1,
- .pull = 1,
- },
-#endif
};
-
+#endif
static int __initdata enable_ssp1 = { 0 };
static int __init ssp1_setup(char *__unused)
@@ -835,16 +898,16 @@ static struct pin_desc mx28evk_ssp1_pins[] = {
.name = "SSP1_SCK",
.id = PINID_GPMI_WRN,
.fun = PIN_FUN2,
- .strength = PAD_8MA,
+ .strength = PAD_12MA,
.voltage = PAD_3_3V,
.pullup = 0,
- .drive = 1,
+ .drive = 2,
.pull = 0,
},
};
-int __initdata enable_gpmi = { 0 };
+int enable_gpmi = { 0 };
static int __init gpmi_setup(char *__unused)
{
enable_gpmi = 1;
@@ -1009,7 +1072,8 @@ static struct pin_desc mx28evk_gpmi_pins[] = {
},
};
-#if defined(CONFIG_FEC) || defined(CONFIG_FEC_MODULE)
+#if defined(CONFIG_FEC) || defined(CONFIG_FEC_MODULE)\
+ || defined(CONFIG_FEC_L2SWITCH)
int mx28evk_enet_gpio_init(void)
{
/* pwr */
@@ -1019,15 +1083,54 @@ int mx28evk_enet_gpio_init(void)
/* reset phy */
gpio_request(MXS_PIN_TO_GPIO(PINID_ENET0_RX_CLK), "PHY_RESET");
gpio_direction_output(MXS_PIN_TO_GPIO(PINID_ENET0_RX_CLK), 0);
+ mdelay(10);
gpio_direction_output(MXS_PIN_TO_GPIO(PINID_ENET0_RX_CLK), 1);
return 0;
}
+
+void mx28evk_enet_io_lowerpower_enter(void)
+{
+ int i;
+ gpio_direction_output(MXS_PIN_TO_GPIO(PINID_SSP1_DATA3), 1);
+ gpio_direction_output(MXS_PIN_TO_GPIO(PINID_ENET0_RX_CLK), 0);
+ gpio_request(MXS_PIN_TO_GPIO(PINID_ENET0_TX_CLK), "ETH_INT");
+ gpio_direction_output(MXS_PIN_TO_GPIO(PINID_ENET0_TX_CLK), 0);
+
+ for (i = 0; i < ARRAY_SIZE(mx28evk_eth_pins); i++) {
+ mxs_release_pin(mx28evk_eth_pins[i].id,
+ mx28evk_eth_pins[i].name);
+ gpio_request(MXS_PIN_TO_GPIO(mx28evk_eth_pins[i].id),
+ mx28evk_eth_pins[i].name);
+ gpio_direction_output(
+ MXS_PIN_TO_GPIO(mx28evk_eth_pins[i].id), 0);
+ }
+
+}
+
+void mx28evk_enet_io_lowerpower_exit(void)
+{
+ int i;
+ gpio_direction_output(MXS_PIN_TO_GPIO(PINID_SSP1_DATA3), 0);
+ gpio_direction_output(MXS_PIN_TO_GPIO(PINID_ENET0_RX_CLK), 1);
+ gpio_free(MXS_PIN_TO_GPIO(PINID_ENET0_TX_CLK));
+ for (i = 0; i < ARRAY_SIZE(mx28evk_eth_pins); i++) {
+ gpio_free(MXS_PIN_TO_GPIO(mx28evk_eth_pins[i].id));
+ mxs_request_pin(mx28evk_eth_pins[i].id,
+ mx28evk_eth_pins[i].fun,
+ mx28evk_eth_pins[i].name);
+ }
+}
+
#else
int mx28evk_enet_gpio_init(void)
{
return 0;
}
+void mx28evk_enet_io_lowerpower_enter(void)
+{}
+void mx28evk_enet_io_lowerpower_exit(void)
+{}
#endif
void __init mx28evk_init_pin_group(struct pin_desc *pins, unsigned count)
@@ -1071,5 +1174,9 @@ void __init mx28evk_pins_init(void)
mx28evk_init_pin_group(mx28evk_gpmi_pins,
ARRAY_SIZE(mx28evk_gpmi_pins));
}
-
+#if defined(CONFIG_FEC) || defined(CONFIG_FEC_MODULE)\
+ || defined(CONFIG_FEC_L2SWITCH)
+ mx28evk_init_pin_group(mx28evk_eth_pins,
+ ARRAY_SIZE(mx28evk_eth_pins));
+#endif
}
generated by cgit v1.2.3 (git 2.0.4) at 2024-04-27 06:31:02 +0000