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Diffstat (limited to 'arch/arm/mach-at91/at91sam9261_devices.c')
-rw-r--r--arch/arm/mach-at91/at91sam9261_devices.c398
1 files changed, 220 insertions, 178 deletions
diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c
index 245641263fc..29baacb5c35 100644
--- a/arch/arm/mach-at91/at91sam9261_devices.c
+++ b/arch/arm/mach-at91/at91sam9261_devices.c
@@ -14,20 +14,22 @@
#include <asm/mach/map.h>
#include <linux/dma-mapping.h>
+#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <linux/i2c-gpio.h>
#include <linux/fb.h>
#include <video/atmel_lcdc.h>
-#include <asm/arch/board.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/at91sam9261.h>
-#include <asm/arch/at91sam9261_matrix.h>
-#include <asm/arch/at91sam926x_mc.h>
+#include <mach/at91sam9261.h>
+#include <mach/at91sam9261_matrix.h>
+#include <mach/at91_matrix.h>
+#include <mach/at91sam9_smc.h>
+#include <mach/hardware.h>
+#include "board.h"
#include "generic.h"
-
+#include "gpio.h"
/* --------------------------------------------------------------------
* USB Host
@@ -44,8 +46,8 @@ static struct resource usbh_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9261_ID_UHP,
- .end = AT91SAM9261_ID_UHP,
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_UHP,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_UHP,
.flags = IORESOURCE_IRQ,
},
};
@@ -64,9 +66,17 @@ static struct platform_device at91sam9261_usbh_device = {
void __init at91_add_device_usbh(struct at91_usbh_data *data)
{
+ int i;
+
if (!data)
return;
+ /* Enable overcurrent notification */
+ for (i = 0; i < data->ports; i++) {
+ if (gpio_is_valid(data->overcurrent_pin[i]))
+ at91_set_gpio_input(data->overcurrent_pin[i], 1);
+ }
+
usbh_data = *data;
platform_device_register(&at91sam9261_usbh_device);
}
@@ -79,7 +89,7 @@ void __init at91_add_device_usbh(struct at91_usbh_data *data) {}
* USB Device (Gadget)
* -------------------------------------------------------------------- */
-#ifdef CONFIG_USB_GADGET_AT91
+#if defined(CONFIG_USB_AT91) || defined(CONFIG_USB_AT91_MODULE)
static struct at91_udc_data udc_data;
static struct resource udc_resources[] = {
@@ -89,8 +99,8 @@ static struct resource udc_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9261_ID_UDP,
- .end = AT91SAM9261_ID_UDP,
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_UDP,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_UDP,
.flags = IORESOURCE_IRQ,
},
};
@@ -110,7 +120,7 @@ void __init at91_add_device_udc(struct at91_udc_data *data)
if (!data)
return;
- if (data->vbus_pin) {
+ if (gpio_is_valid(data->vbus_pin)) {
at91_set_gpio_input(data->vbus_pin, 0);
at91_set_deglitch(data->vbus_pin, 1);
}
@@ -128,9 +138,9 @@ void __init at91_add_device_udc(struct at91_udc_data *data) {}
* MMC / SD
* -------------------------------------------------------------------- */
-#if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE)
+#if IS_ENABLED(CONFIG_MMC_ATMELMCI)
static u64 mmc_dmamask = DMA_BIT_MASK(32);
-static struct at91_mmc_data mmc_data;
+static struct mci_platform_data mmc_data;
static struct resource mmc_resources[] = {
[0] = {
@@ -139,14 +149,14 @@ static struct resource mmc_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9261_ID_MCI,
- .end = AT91SAM9261_ID_MCI,
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_MCI,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_MCI,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9261_mmc_device = {
- .name = "at91_mci",
+ .name = "atmel_mci",
.id = -1,
.dev = {
.dma_mask = &mmc_dmamask,
@@ -157,40 +167,40 @@ static struct platform_device at91sam9261_mmc_device = {
.num_resources = ARRAY_SIZE(mmc_resources),
};
-void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data)
+void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data)
{
if (!data)
return;
- /* input/irq */
- if (data->det_pin) {
- at91_set_gpio_input(data->det_pin, 1);
- at91_set_deglitch(data->det_pin, 1);
- }
- if (data->wp_pin)
- at91_set_gpio_input(data->wp_pin, 1);
- if (data->vcc_pin)
- at91_set_gpio_output(data->vcc_pin, 0);
-
- /* CLK */
- at91_set_B_periph(AT91_PIN_PA2, 0);
-
- /* CMD */
- at91_set_B_periph(AT91_PIN_PA1, 1);
-
- /* DAT0, maybe DAT1..DAT3 */
- at91_set_B_periph(AT91_PIN_PA0, 1);
- if (data->wire4) {
- at91_set_B_periph(AT91_PIN_PA4, 1);
- at91_set_B_periph(AT91_PIN_PA5, 1);
- at91_set_B_periph(AT91_PIN_PA6, 1);
- }
+ if (data->slot[0].bus_width) {
+ /* input/irq */
+ if (gpio_is_valid(data->slot[0].detect_pin)) {
+ at91_set_gpio_input(data->slot[0].detect_pin, 1);
+ at91_set_deglitch(data->slot[0].detect_pin, 1);
+ }
+ if (gpio_is_valid(data->slot[0].wp_pin))
+ at91_set_gpio_input(data->slot[0].wp_pin, 1);
+
+ /* CLK */
+ at91_set_B_periph(AT91_PIN_PA2, 0);
+
+ /* CMD */
+ at91_set_B_periph(AT91_PIN_PA1, 1);
- mmc_data = *data;
- platform_device_register(&at91sam9261_mmc_device);
+ /* DAT0, maybe DAT1..DAT3 */
+ at91_set_B_periph(AT91_PIN_PA0, 1);
+ if (data->slot[0].bus_width == 4) {
+ at91_set_B_periph(AT91_PIN_PA4, 1);
+ at91_set_B_periph(AT91_PIN_PA5, 1);
+ at91_set_B_periph(AT91_PIN_PA6, 1);
+ }
+
+ mmc_data = *data;
+ platform_device_register(&at91sam9261_mmc_device);
+ }
}
#else
-void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
+void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data) {}
#endif
@@ -198,8 +208,8 @@ void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
* NAND / SmartMedia
* -------------------------------------------------------------------- */
-#if defined(CONFIG_MTD_NAND_AT91) || defined(CONFIG_MTD_NAND_AT91_MODULE)
-static struct at91_nand_data nand_data;
+#if defined(CONFIG_MTD_NAND_ATMEL) || defined(CONFIG_MTD_NAND_ATMEL_MODULE)
+static struct atmel_nand_data nand_data;
#define NAND_BASE AT91_CHIPSELECT_3
@@ -211,8 +221,8 @@ static struct resource nand_resources[] = {
}
};
-static struct platform_device at91_nand_device = {
- .name = "at91_nand",
+static struct platform_device atmel_nand_device = {
+ .name = "atmel_nand",
.id = -1,
.dev = {
.platform_data = &nand_data,
@@ -221,52 +231,37 @@ static struct platform_device at91_nand_device = {
.num_resources = ARRAY_SIZE(nand_resources),
};
-void __init at91_add_device_nand(struct at91_nand_data *data)
+void __init at91_add_device_nand(struct atmel_nand_data *data)
{
- unsigned long csa, mode;
+ unsigned long csa;
if (!data)
return;
- csa = at91_sys_read(AT91_MATRIX_EBICSA);
- at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
-
- /* set the bus interface characteristics */
- at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(0) | AT91_SMC_NCS_WRSETUP_(0)
- | AT91_SMC_NRDSETUP_(0) | AT91_SMC_NCS_RDSETUP_(0));
-
- at91_sys_write(AT91_SMC_PULSE(3), AT91_SMC_NWEPULSE_(2) | AT91_SMC_NCS_WRPULSE_(5)
- | AT91_SMC_NRDPULSE_(2) | AT91_SMC_NCS_RDPULSE_(5));
-
- at91_sys_write(AT91_SMC_CYCLE(3), AT91_SMC_NWECYCLE_(7) | AT91_SMC_NRDCYCLE_(7));
-
- if (data->bus_width_16)
- mode = AT91_SMC_DBW_16;
- else
- mode = AT91_SMC_DBW_8;
- at91_sys_write(AT91_SMC_MODE(3), mode | AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_TDF_(1));
+ csa = at91_matrix_read(AT91_MATRIX_EBICSA);
+ at91_matrix_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
/* enable pin */
- if (data->enable_pin)
+ if (gpio_is_valid(data->enable_pin))
at91_set_gpio_output(data->enable_pin, 1);
/* ready/busy pin */
- if (data->rdy_pin)
+ if (gpio_is_valid(data->rdy_pin))
at91_set_gpio_input(data->rdy_pin, 1);
/* card detect pin */
- if (data->det_pin)
+ if (gpio_is_valid(data->det_pin))
at91_set_gpio_input(data->det_pin, 1);
at91_set_A_periph(AT91_PIN_PC0, 0); /* NANDOE */
at91_set_A_periph(AT91_PIN_PC1, 0); /* NANDWE */
nand_data = *data;
- platform_device_register(&at91_nand_device);
+ platform_device_register(&atmel_nand_device);
}
#else
-void __init at91_add_device_nand(struct at91_nand_data *data) {}
+void __init at91_add_device_nand(struct atmel_nand_data *data) {}
#endif
@@ -291,7 +286,7 @@ static struct i2c_gpio_platform_data pdata = {
static struct platform_device at91sam9261_twi_device = {
.name = "i2c-gpio",
- .id = -1,
+ .id = 0,
.dev.platform_data = &pdata,
};
@@ -316,27 +311,33 @@ static struct resource twi_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9261_ID_TWI,
- .end = AT91SAM9261_ID_TWI,
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_TWI,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_TWI,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9261_twi_device = {
- .name = "at91_i2c",
- .id = -1,
+ .id = 0,
.resource = twi_resources,
.num_resources = ARRAY_SIZE(twi_resources),
};
void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
{
+ /* IP version is not the same on 9261 and g10 */
+ if (cpu_is_at91sam9g10()) {
+ at91sam9261_twi_device.name = "i2c-at91sam9g10";
+ /* I2C PIO must not be configured as open-drain on this chip */
+ } else {
+ at91sam9261_twi_device.name = "i2c-at91sam9261";
+ at91_set_multi_drive(AT91_PIN_PA7, 1);
+ at91_set_multi_drive(AT91_PIN_PA8, 1);
+ }
+
/* pins used for TWI interface */
at91_set_A_periph(AT91_PIN_PA7, 0); /* TWD */
- at91_set_multi_drive(AT91_PIN_PA7, 1);
-
at91_set_A_periph(AT91_PIN_PA8, 0); /* TWCK */
- at91_set_multi_drive(AT91_PIN_PA8, 1);
i2c_register_board_info(0, devices, nr_devices);
platform_device_register(&at91sam9261_twi_device);
@@ -360,8 +361,8 @@ static struct resource spi0_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9261_ID_SPI0,
- .end = AT91SAM9261_ID_SPI0,
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_SPI0,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_SPI0,
.flags = IORESOURCE_IRQ,
},
};
@@ -386,8 +387,8 @@ static struct resource spi1_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9261_ID_SPI1,
- .end = AT91SAM9261_ID_SPI1,
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_SPI1,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_SPI1,
.flags = IORESOURCE_IRQ,
},
};
@@ -421,6 +422,9 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
else
cs_pin = spi1_standard_cs[devices[i].chip_select];
+ if (!gpio_is_valid(cs_pin))
+ continue;
+
if (devices[i].bus_num == 0)
enable_spi0 = 1;
else
@@ -441,7 +445,6 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
at91_set_A_periph(AT91_PIN_PA1, 0); /* SPI0_MOSI */
at91_set_A_periph(AT91_PIN_PA2, 0); /* SPI0_SPCK */
- at91_clock_associate("spi0_clk", &at91sam9261_spi0_device.dev, "spi_clk");
platform_device_register(&at91sam9261_spi0_device);
}
if (enable_spi1) {
@@ -449,7 +452,6 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
at91_set_A_periph(AT91_PIN_PB31, 0); /* SPI1_MOSI */
at91_set_A_periph(AT91_PIN_PB29, 0); /* SPI1_SPCK */
- at91_clock_associate("spi1_clk", &at91sam9261_spi1_device.dev, "spi_clk");
platform_device_register(&at91sam9261_spi1_device);
}
}
@@ -464,7 +466,7 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
static u64 lcdc_dmamask = DMA_BIT_MASK(32);
-static struct atmel_lcdfb_info lcdc_data;
+static struct atmel_lcdfb_pdata lcdc_data;
static struct resource lcdc_resources[] = {
[0] = {
@@ -473,8 +475,8 @@ static struct resource lcdc_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9261_ID_LCDC,
- .end = AT91SAM9261_ID_LCDC,
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_LCDC,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_LCDC,
.flags = IORESOURCE_IRQ,
},
#if defined(CONFIG_FB_INTSRAM)
@@ -487,7 +489,6 @@ static struct resource lcdc_resources[] = {
};
static struct platform_device at91_lcdc_device = {
- .name = "atmel_lcdfb",
.id = 0,
.dev = {
.dma_mask = &lcdc_dmamask,
@@ -498,12 +499,17 @@ static struct platform_device at91_lcdc_device = {
.num_resources = ARRAY_SIZE(lcdc_resources),
};
-void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data)
+void __init at91_add_device_lcdc(struct atmel_lcdfb_pdata *data)
{
if (!data) {
return;
}
+ if (cpu_is_at91sam9g10())
+ at91_lcdc_device.name = "at91sam9g10-lcdfb";
+ else
+ at91_lcdc_device.name = "at91sam9261-lcdfb";
+
#if defined(CONFIG_FB_ATMEL_STN)
at91_set_A_periph(AT91_PIN_PB0, 0); /* LCDVSYNC */
at91_set_A_periph(AT91_PIN_PB1, 0); /* LCDHSYNC */
@@ -539,11 +545,67 @@ void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data)
at91_set_B_periph(AT91_PIN_PB28, 0); /* LCDD23 */
#endif
+ if (ARRAY_SIZE(lcdc_resources) > 2) {
+ void __iomem *fb;
+ struct resource *fb_res = &lcdc_resources[2];
+ size_t fb_len = resource_size(fb_res);
+
+ fb = ioremap(fb_res->start, fb_len);
+ if (fb) {
+ memset(fb, 0, fb_len);
+ iounmap(fb);
+ }
+ }
lcdc_data = *data;
platform_device_register(&at91_lcdc_device);
}
#else
-void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
+void __init at91_add_device_lcdc(struct atmel_lcdfb_pdata *data) {}
+#endif
+
+
+/* --------------------------------------------------------------------
+ * Timer/Counter block
+ * -------------------------------------------------------------------- */
+
+#ifdef CONFIG_ATMEL_TCLIB
+
+static struct resource tcb_resources[] = {
+ [0] = {
+ .start = AT91SAM9261_BASE_TCB0,
+ .end = AT91SAM9261_BASE_TCB0 + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_TC0,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_TC0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_TC1,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_TC1,
+ .flags = IORESOURCE_IRQ,
+ },
+ [3] = {
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_TC2,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_TC2,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device at91sam9261_tcb_device = {
+ .name = "atmel_tcb",
+ .id = 0,
+ .resource = tcb_resources,
+ .num_resources = ARRAY_SIZE(tcb_resources),
+};
+
+static void __init at91_add_device_tc(void)
+{
+ platform_device_register(&at91sam9261_tcb_device);
+}
+#else
+static void __init at91_add_device_tc(void) { }
#endif
@@ -553,21 +615,48 @@ void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
static struct resource rtt_resources[] = {
{
- .start = AT91_BASE_SYS + AT91_RTT,
- .end = AT91_BASE_SYS + AT91_RTT + SZ_16 - 1,
+ .start = AT91SAM9261_BASE_RTT,
+ .end = AT91SAM9261_BASE_RTT + SZ_16 - 1,
.flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_IRQ,
}
};
static struct platform_device at91sam9261_rtt_device = {
.name = "at91_rtt",
- .id = -1,
+ .id = 0,
.resource = rtt_resources,
- .num_resources = ARRAY_SIZE(rtt_resources),
};
+#if IS_ENABLED(CONFIG_RTC_DRV_AT91SAM9)
+static void __init at91_add_device_rtt_rtc(void)
+{
+ at91sam9261_rtt_device.name = "rtc-at91sam9";
+ /*
+ * The second resource is needed:
+ * GPBR will serve as the storage for RTC time offset
+ */
+ at91sam9261_rtt_device.num_resources = 3;
+ rtt_resources[1].start = AT91SAM9261_BASE_GPBR +
+ 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
+ rtt_resources[1].end = rtt_resources[1].start + 3;
+ rtt_resources[2].start = NR_IRQS_LEGACY + AT91_ID_SYS;
+ rtt_resources[2].end = NR_IRQS_LEGACY + AT91_ID_SYS;
+}
+#else
+static void __init at91_add_device_rtt_rtc(void)
+{
+ /* Only one resource is needed: RTT not used as RTC */
+ at91sam9261_rtt_device.num_resources = 1;
+}
+#endif
+
static void __init at91_add_device_rtt(void)
{
+ at91_add_device_rtt_rtc();
platform_device_register(&at91sam9261_rtt_device);
}
@@ -576,11 +665,20 @@ static void __init at91_add_device_rtt(void)
* Watchdog
* -------------------------------------------------------------------- */
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
+static struct resource wdt_resources[] = {
+ {
+ .start = AT91SAM9261_BASE_WDT,
+ .end = AT91SAM9261_BASE_WDT + SZ_16 - 1,
+ .flags = IORESOURCE_MEM,
+ }
+};
+
static struct platform_device at91sam9261_wdt_device = {
.name = "at91_wdt",
.id = -1,
- .num_resources = 0,
+ .resource = wdt_resources,
+ .num_resources = ARRAY_SIZE(wdt_resources),
};
static void __init at91_add_device_watchdog(void)
@@ -606,14 +704,14 @@ static struct resource ssc0_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9261_ID_SSC0,
- .end = AT91SAM9261_ID_SSC0,
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_SSC0,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_SSC0,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9261_ssc0_device = {
- .name = "ssc",
+ .name = "at91rm9200_ssc",
.id = 0,
.dev = {
.dma_mask = &ssc0_dmamask,
@@ -648,14 +746,14 @@ static struct resource ssc1_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9261_ID_SSC1,
- .end = AT91SAM9261_ID_SSC1,
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_SSC1,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_SSC1,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9261_ssc1_device = {
- .name = "ssc",
+ .name = "at91rm9200_ssc",
.id = 1,
.dev = {
.dma_mask = &ssc1_dmamask,
@@ -690,14 +788,14 @@ static struct resource ssc2_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9261_ID_SSC2,
- .end = AT91SAM9261_ID_SSC2,
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_SSC2,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_SSC2,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9261_ssc2_device = {
- .name = "ssc",
+ .name = "at91rm9200_ssc",
.id = 2,
.dev = {
.dma_mask = &ssc2_dmamask,
@@ -741,17 +839,14 @@ void __init at91_add_device_ssc(unsigned id, unsigned pins)
case AT91SAM9261_ID_SSC0:
pdev = &at91sam9261_ssc0_device;
configure_ssc0_pins(pins);
- at91_clock_associate("ssc0_clk", &pdev->dev, "pclk");
break;
case AT91SAM9261_ID_SSC1:
pdev = &at91sam9261_ssc1_device;
configure_ssc1_pins(pins);
- at91_clock_associate("ssc1_clk", &pdev->dev, "pclk");
break;
case AT91SAM9261_ID_SSC2:
pdev = &at91sam9261_ssc2_device;
configure_ssc2_pins(pins);
- at91_clock_associate("ssc2_clk", &pdev->dev, "pclk");
break;
default:
return;
@@ -772,13 +867,13 @@ void __init at91_add_device_ssc(unsigned id, unsigned pins) {}
#if defined(CONFIG_SERIAL_ATMEL)
static struct resource dbgu_resources[] = {
[0] = {
- .start = AT91_VA_BASE_SYS + AT91_DBGU,
- .end = AT91_VA_BASE_SYS + AT91_DBGU + SZ_512 - 1,
+ .start = AT91SAM9261_BASE_DBGU,
+ .end = AT91SAM9261_BASE_DBGU + SZ_512 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91_ID_SYS,
- .end = AT91_ID_SYS,
+ .start = NR_IRQS_LEGACY + AT91_ID_SYS,
+ .end = NR_IRQS_LEGACY + AT91_ID_SYS,
.flags = IORESOURCE_IRQ,
},
};
@@ -786,7 +881,6 @@ static struct resource dbgu_resources[] = {
static struct atmel_uart_data dbgu_data = {
.use_dma_tx = 0,
.use_dma_rx = 0, /* DBGU not capable of receive DMA */
- .regs = (void __iomem *)(AT91_VA_BASE_SYS + AT91_DBGU),
};
static u64 dbgu_dmamask = DMA_BIT_MASK(32);
@@ -816,8 +910,8 @@ static struct resource uart0_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9261_ID_US0,
- .end = AT91SAM9261_ID_US0,
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_US0,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_US0,
.flags = IORESOURCE_IRQ,
},
};
@@ -859,8 +953,8 @@ static struct resource uart1_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9261_ID_US1,
- .end = AT91SAM9261_ID_US1,
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_US1,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_US1,
.flags = IORESOURCE_IRQ,
},
};
@@ -902,8 +996,8 @@ static struct resource uart2_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9261_ID_US2,
- .end = AT91SAM9261_ID_US2,
+ .start = NR_IRQS_LEGACY + AT91SAM9261_ID_US2,
+ .end = NR_IRQS_LEGACY + AT91SAM9261_ID_US2,
.flags = IORESOURCE_IRQ,
},
};
@@ -938,91 +1032,40 @@ static inline void configure_usart2_pins(unsigned pins)
at91_set_B_periph(AT91_PIN_PA16, 0); /* CTS2 */
}
-static struct platform_device *at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
-struct platform_device *atmel_default_console_device; /* the serial console device */
-
-void __init __deprecated at91_init_serial(struct at91_uart_config *config)
-{
- int i;
-
- /* Fill in list of supported UARTs */
- for (i = 0; i < config->nr_tty; i++) {
- switch (config->tty_map[i]) {
- case 0:
- configure_usart0_pins(ATMEL_UART_CTS | ATMEL_UART_RTS);
- at91_uarts[i] = &at91sam9261_uart0_device;
- at91_clock_associate("usart0_clk", &at91sam9261_uart0_device.dev, "usart");
- break;
- case 1:
- configure_usart1_pins(0);
- at91_uarts[i] = &at91sam9261_uart1_device;
- at91_clock_associate("usart1_clk", &at91sam9261_uart1_device.dev, "usart");
- break;
- case 2:
- configure_usart2_pins(0);
- at91_uarts[i] = &at91sam9261_uart2_device;
- at91_clock_associate("usart2_clk", &at91sam9261_uart2_device.dev, "usart");
- break;
- case 3:
- configure_dbgu_pins();
- at91_uarts[i] = &at91sam9261_dbgu_device;
- at91_clock_associate("mck", &at91sam9261_dbgu_device.dev, "usart");
- break;
- default:
- continue;
- }
- at91_uarts[i]->id = i; /* update ID number to mapped ID */
- }
-
- /* Set serial console device */
- if (config->console_tty < ATMEL_MAX_UART)
- atmel_default_console_device = at91_uarts[config->console_tty];
- if (!atmel_default_console_device)
- printk(KERN_INFO "AT91: No default serial console defined.\n");
-}
+static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
{
struct platform_device *pdev;
+ struct atmel_uart_data *pdata;
switch (id) {
case 0: /* DBGU */
pdev = &at91sam9261_dbgu_device;
configure_dbgu_pins();
- at91_clock_associate("mck", &pdev->dev, "usart");
break;
case AT91SAM9261_ID_US0:
pdev = &at91sam9261_uart0_device;
configure_usart0_pins(pins);
- at91_clock_associate("usart0_clk", &pdev->dev, "usart");
break;
case AT91SAM9261_ID_US1:
pdev = &at91sam9261_uart1_device;
configure_usart1_pins(pins);
- at91_clock_associate("usart1_clk", &pdev->dev, "usart");
break;
case AT91SAM9261_ID_US2:
pdev = &at91sam9261_uart2_device;
configure_usart2_pins(pins);
- at91_clock_associate("usart2_clk", &pdev->dev, "usart");
break;
default:
return;
}
- pdev->id = portnr; /* update to mapped ID */
+ pdata = pdev->dev.platform_data;
+ pdata->num = portnr; /* update to mapped ID */
if (portnr < ATMEL_MAX_UART)
at91_uarts[portnr] = pdev;
}
-void __init at91_set_serial_console(unsigned portnr)
-{
- if (portnr < ATMEL_MAX_UART)
- atmel_default_console_device = at91_uarts[portnr];
- if (!atmel_default_console_device)
- printk(KERN_INFO "AT91: No default serial console defined.\n");
-}
-
void __init at91_add_device_serial(void)
{
int i;
@@ -1033,9 +1076,7 @@ void __init at91_add_device_serial(void)
}
}
#else
-void __init __deprecated at91_init_serial(struct at91_uart_config *config) {}
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) {}
-void __init at91_set_serial_console(unsigned portnr) {}
void __init at91_add_device_serial(void) {}
#endif
@@ -1050,6 +1091,7 @@ static int __init at91_add_standard_devices(void)
{
at91_add_device_rtt();
at91_add_device_watchdog();
+ at91_add_device_tc();
return 0;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-10 07:08:13 +0000