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Diffstat (limited to 'arch/arm/mach-at91/at91sam9rl_devices.c')
-rw-r--r--arch/arm/mach-at91/at91sam9rl_devices.c362
1 files changed, 204 insertions, 158 deletions
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index 53aaa94df75..0b1d71a7d9b 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -10,20 +10,24 @@
#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 <mach/board.h>
-#include <mach/gpio.h>
#include <mach/at91sam9rl.h>
#include <mach/at91sam9rl_matrix.h>
+#include <mach/at91_matrix.h>
#include <mach/at91sam9_smc.h>
-#include <mach/at_hdmac.h>
+#include <mach/hardware.h>
+#include <linux/platform_data/dma-atmel.h>
+#include <linux/platform_data/at91_adc.h>
+#include "board.h"
#include "generic.h"
+#include "gpio.h"
/* --------------------------------------------------------------------
@@ -33,30 +37,25 @@
#if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
static u64 hdmac_dmamask = DMA_BIT_MASK(32);
-static struct at_dma_platform_data atdma_pdata = {
- .nr_channels = 2,
-};
-
static struct resource hdmac_resources[] = {
[0] = {
- .start = AT91_BASE_SYS + AT91_DMA,
- .end = AT91_BASE_SYS + AT91_DMA + SZ_512 - 1,
+ .start = AT91SAM9RL_BASE_DMA,
+ .end = AT91SAM9RL_BASE_DMA + SZ_512 - 1,
.flags = IORESOURCE_MEM,
},
[2] = {
- .start = AT91SAM9RL_ID_DMA,
- .end = AT91SAM9RL_ID_DMA,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_DMA,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_DMA,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at_hdmac_device = {
- .name = "at_hdmac",
+ .name = "at91sam9rl_dma",
.id = -1,
.dev = {
.dma_mask = &hdmac_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &atdma_pdata,
},
.resource = hdmac_resources,
.num_resources = ARRAY_SIZE(hdmac_resources),
@@ -64,7 +63,6 @@ static struct platform_device at_hdmac_device = {
void __init at91_add_device_hdmac(void)
{
- dma_cap_set(DMA_MEMCPY, atdma_pdata.cap_mask);
platform_device_register(&at_hdmac_device);
}
#else
@@ -75,7 +73,7 @@ void __init at91_add_device_hdmac(void) {}
* USB HS Device (Gadget)
* -------------------------------------------------------------------- */
-#if defined(CONFIG_USB_GADGET_ATMEL_USBA) || defined(CONFIG_USB_GADGET_ATMEL_USBA_MODULE)
+#if defined(CONFIG_USB_ATMEL_USBA) || defined(CONFIG_USB_ATMEL_USBA_MODULE)
static struct resource usba_udc_resources[] = {
[0] = {
@@ -89,8 +87,8 @@ static struct resource usba_udc_resources[] = {
.flags = IORESOURCE_MEM,
},
[2] = {
- .start = AT91SAM9RL_ID_UDPHS,
- .end = AT91SAM9RL_ID_UDPHS,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_UDPHS,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_UDPHS,
.flags = IORESOURCE_IRQ,
},
};
@@ -145,9 +143,9 @@ void __init at91_add_device_usba(struct usba_platform_data *data)
*/
usba_udc_data.pdata.vbus_pin = -EINVAL;
usba_udc_data.pdata.num_ep = ARRAY_SIZE(usba_udc_ep);
- memcpy(usba_udc_data.ep, usba_udc_ep, sizeof(usba_udc_ep));;
+ memcpy(usba_udc_data.ep, usba_udc_ep, sizeof(usba_udc_ep));
- if (data && data->vbus_pin > 0) {
+ if (data && gpio_is_valid(data->vbus_pin)) {
at91_set_gpio_input(data->vbus_pin, 0);
at91_set_deglitch(data->vbus_pin, 1);
usba_udc_data.pdata.vbus_pin = data->vbus_pin;
@@ -155,10 +153,6 @@ void __init at91_add_device_usba(struct usba_platform_data *data)
/* Pullup pin is handled internally by USB device peripheral */
- /* Clocks */
- at91_clock_associate("utmi_clk", &at91_usba_udc_device.dev, "hclk");
- at91_clock_associate("udphs_clk", &at91_usba_udc_device.dev, "pclk");
-
platform_device_register(&at91_usba_udc_device);
}
#else
@@ -170,9 +164,9 @@ void __init at91_add_device_usba(struct usba_platform_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] = {
@@ -181,14 +175,14 @@ static struct resource mmc_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9RL_ID_MCI,
- .end = AT91SAM9RL_ID_MCI,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_MCI,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_MCI,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9rl_mmc_device = {
- .name = "at91_mci",
+ .name = "atmel_mci",
.id = -1,
.dev = {
.dma_mask = &mmc_dmamask,
@@ -199,40 +193,40 @@ static struct platform_device at91sam9rl_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_A_periph(AT91_PIN_PA2, 0);
-
- /* CMD */
- at91_set_A_periph(AT91_PIN_PA1, 1);
-
- /* DAT0, maybe DAT1..DAT3 */
- at91_set_A_periph(AT91_PIN_PA0, 1);
- if (data->wire4) {
- at91_set_A_periph(AT91_PIN_PA3, 1);
- at91_set_A_periph(AT91_PIN_PA4, 1);
- at91_set_A_periph(AT91_PIN_PA5, 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_A_periph(AT91_PIN_PA2, 0);
+
+ /* CMD */
+ at91_set_A_periph(AT91_PIN_PA1, 1);
+
+ /* DAT0, maybe DAT1..DAT3 */
+ at91_set_A_periph(AT91_PIN_PA0, 1);
+ if (data->slot[0].bus_width == 4) {
+ at91_set_A_periph(AT91_PIN_PA3, 1);
+ at91_set_A_periph(AT91_PIN_PA4, 1);
+ at91_set_A_periph(AT91_PIN_PA5, 1);
+ }
+
+ mmc_data = *data;
+ platform_device_register(&at91sam9rl_mmc_device);
}
-
- mmc_data = *data;
- platform_device_register(&at91sam9rl_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
@@ -252,8 +246,8 @@ static struct resource nand_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91_BASE_SYS + AT91_ECC,
- .end = AT91_BASE_SYS + AT91_ECC + SZ_512 - 1,
+ .start = AT91SAM9RL_BASE_ECC,
+ .end = AT91SAM9RL_BASE_ECC + SZ_512 - 1,
.flags = IORESOURCE_MEM,
}
};
@@ -275,19 +269,19 @@ void __init at91_add_device_nand(struct atmel_nand_data *data)
if (!data)
return;
- csa = at91_sys_read(AT91_MATRIX_EBICSA);
- at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
+ 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_PB4, 0); /* NANDOE */
@@ -323,7 +317,7 @@ static struct i2c_gpio_platform_data pdata = {
static struct platform_device at91sam9rl_twi_device = {
.name = "i2c-gpio",
- .id = -1,
+ .id = 0,
.dev.platform_data = &pdata,
};
@@ -348,15 +342,15 @@ static struct resource twi_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9RL_ID_TWI0,
- .end = AT91SAM9RL_ID_TWI0,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_TWI0,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_TWI0,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9rl_twi_device = {
- .name = "at91_i2c",
- .id = -1,
+ .name = "i2c-at91sam9g20",
+ .id = 0,
.resource = twi_resources,
.num_resources = ARRAY_SIZE(twi_resources),
};
@@ -392,8 +386,8 @@ static struct resource spi_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9RL_ID_SPI,
- .end = AT91SAM9RL_ID_SPI,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_SPI,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_SPI,
.flags = IORESOURCE_IRQ,
},
};
@@ -428,6 +422,9 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
else
cs_pin = spi_standard_cs[devices[i].chip_select];
+ if (!gpio_is_valid(cs_pin))
+ continue;
+
/* enable chip-select pin */
at91_set_gpio_output(cs_pin, 1);
@@ -458,8 +455,8 @@ static struct resource ac97_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9RL_ID_AC97C,
- .end = AT91SAM9RL_ID_AC97C,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_AC97C,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_AC97C,
.flags = IORESOURCE_IRQ,
},
};
@@ -487,7 +484,7 @@ void __init at91_add_device_ac97(struct ac97c_platform_data *data)
at91_set_A_periph(AT91_PIN_PD4, 0); /* AC97RX */
/* reset */
- if (data->reset_pin)
+ if (gpio_is_valid(data->reset_pin))
at91_set_gpio_output(data->reset_pin, 0);
ac97_data = *data;
@@ -504,7 +501,7 @@ void __init at91_add_device_ac97(struct ac97c_platform_data *data) {}
#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] = {
@@ -513,14 +510,14 @@ static struct resource lcdc_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9RL_ID_LCDC,
- .end = AT91SAM9RL_ID_LCDC,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_LCDC,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_LCDC,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91_lcdc_device = {
- .name = "atmel_lcdfb",
+ .name = "at91sam9rl-lcdfb",
.id = 0,
.dev = {
.dma_mask = &lcdc_dmamask,
@@ -531,7 +528,7 @@ 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;
@@ -563,7 +560,7 @@ void __init at91_add_device_lcdc(struct atmel_lcdfb_info *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
@@ -580,18 +577,18 @@ static struct resource tcb_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9RL_ID_TC0,
- .end = AT91SAM9RL_ID_TC0,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC0,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC0,
.flags = IORESOURCE_IRQ,
},
[2] = {
- .start = AT91SAM9RL_ID_TC1,
- .end = AT91SAM9RL_ID_TC1,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC1,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC1,
.flags = IORESOURCE_IRQ,
},
[3] = {
- .start = AT91SAM9RL_ID_TC2,
- .end = AT91SAM9RL_ID_TC2,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC2,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_TC2,
.flags = IORESOURCE_IRQ,
},
};
@@ -605,10 +602,6 @@ static struct platform_device at91sam9rl_tcb_device = {
static void __init at91_add_device_tc(void)
{
- /* this chip has a separate clock and irq for each TC channel */
- at91_clock_associate("tc0_clk", &at91sam9rl_tcb_device.dev, "t0_clk");
- at91_clock_associate("tc1_clk", &at91sam9rl_tcb_device.dev, "t1_clk");
- at91_clock_associate("tc2_clk", &at91sam9rl_tcb_device.dev, "t2_clk");
platform_device_register(&at91sam9rl_tcb_device);
}
#else
@@ -617,56 +610,90 @@ static void __init at91_add_device_tc(void) { }
/* --------------------------------------------------------------------
- * Touchscreen
+ * ADC and Touchscreen
* -------------------------------------------------------------------- */
-#if defined(CONFIG_TOUCHSCREEN_ATMEL_TSADCC) || defined(CONFIG_TOUCHSCREEN_ATMEL_TSADCC_MODULE)
-static u64 tsadcc_dmamask = DMA_BIT_MASK(32);
-static struct at91_tsadcc_data tsadcc_data;
+#if IS_ENABLED(CONFIG_AT91_ADC)
+static struct at91_adc_data adc_data;
-static struct resource tsadcc_resources[] = {
+static struct resource adc_resources[] = {
[0] = {
.start = AT91SAM9RL_BASE_TSC,
.end = AT91SAM9RL_BASE_TSC + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9RL_ID_TSC,
- .end = AT91SAM9RL_ID_TSC,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_TSC,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_TSC,
.flags = IORESOURCE_IRQ,
}
};
-static struct platform_device at91sam9rl_tsadcc_device = {
- .name = "atmel_tsadcc",
- .id = -1,
- .dev = {
- .dma_mask = &tsadcc_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &tsadcc_data,
+static struct platform_device at91_adc_device = {
+ .name = "at91sam9rl-adc",
+ .id = -1,
+ .dev = {
+ .platform_data = &adc_data,
},
- .resource = tsadcc_resources,
- .num_resources = ARRAY_SIZE(tsadcc_resources),
+ .resource = adc_resources,
+ .num_resources = ARRAY_SIZE(adc_resources),
};
-void __init at91_add_device_tsadcc(struct at91_tsadcc_data *data)
+static struct at91_adc_trigger at91_adc_triggers[] = {
+ [0] = {
+ .name = "external-rising",
+ .value = 1,
+ .is_external = true,
+ },
+ [1] = {
+ .name = "external-falling",
+ .value = 2,
+ .is_external = true,
+ },
+ [2] = {
+ .name = "external-any",
+ .value = 3,
+ .is_external = true,
+ },
+ [3] = {
+ .name = "continuous",
+ .value = 6,
+ .is_external = false,
+ },
+};
+
+void __init at91_add_device_adc(struct at91_adc_data *data)
{
if (!data)
return;
- at91_set_A_periph(AT91_PIN_PA17, 0); /* AD0_XR */
- at91_set_A_periph(AT91_PIN_PA18, 0); /* AD1_XL */
- at91_set_A_periph(AT91_PIN_PA19, 0); /* AD2_YT */
- at91_set_A_periph(AT91_PIN_PA20, 0); /* AD3_TB */
-
- tsadcc_data = *data;
- platform_device_register(&at91sam9rl_tsadcc_device);
+ if (test_bit(0, &data->channels_used))
+ at91_set_A_periph(AT91_PIN_PA17, 0);
+ if (test_bit(1, &data->channels_used))
+ at91_set_A_periph(AT91_PIN_PA18, 0);
+ if (test_bit(2, &data->channels_used))
+ at91_set_A_periph(AT91_PIN_PA19, 0);
+ if (test_bit(3, &data->channels_used))
+ at91_set_A_periph(AT91_PIN_PA20, 0);
+ if (test_bit(4, &data->channels_used))
+ at91_set_A_periph(AT91_PIN_PD6, 0);
+ if (test_bit(5, &data->channels_used))
+ at91_set_A_periph(AT91_PIN_PD7, 0);
+
+ if (data->use_external_triggers)
+ at91_set_A_periph(AT91_PIN_PB15, 0);
+
+ data->startup_time = 40;
+ data->trigger_number = 4;
+ data->trigger_list = at91_adc_triggers;
+
+ adc_data = *data;
+ platform_device_register(&at91_adc_device);
}
#else
-void __init at91_add_device_tsadcc(struct at91_tsadcc_data *data) {}
+void __init at91_add_device_adc(struct at91_adc_data *data) {}
#endif
-
/* --------------------------------------------------------------------
* RTC
* -------------------------------------------------------------------- */
@@ -693,9 +720,13 @@ static void __init at91_add_device_rtc(void) {}
static struct resource rtt_resources[] = {
{
- .start = AT91_BASE_SYS + AT91_RTT,
- .end = AT91_BASE_SYS + AT91_RTT + SZ_16 - 1,
+ .start = AT91SAM9RL_BASE_RTT,
+ .end = AT91SAM9RL_BASE_RTT + SZ_16 - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
.flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_IRQ,
}
};
@@ -703,11 +734,34 @@ static struct platform_device at91sam9rl_rtt_device = {
.name = "at91_rtt",
.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)
+{
+ at91sam9rl_rtt_device.name = "rtc-at91sam9";
+ /*
+ * The second resource is needed:
+ * GPBR will serve as the storage for RTC time offset
+ */
+ at91sam9rl_rtt_device.num_resources = 3;
+ rtt_resources[1].start = AT91SAM9RL_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 */
+ at91sam9rl_rtt_device.num_resources = 1;
+}
+#endif
+
static void __init at91_add_device_rtt(void)
{
+ at91_add_device_rtt_rtc();
platform_device_register(&at91sam9rl_rtt_device);
}
@@ -717,10 +771,19 @@ static void __init at91_add_device_rtt(void)
* -------------------------------------------------------------------- */
#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
+static struct resource wdt_resources[] = {
+ {
+ .start = AT91SAM9RL_BASE_WDT,
+ .end = AT91SAM9RL_BASE_WDT + SZ_16 - 1,
+ .flags = IORESOURCE_MEM,
+ }
+};
+
static struct platform_device at91sam9rl_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)
@@ -746,8 +809,8 @@ static struct resource pwm_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9RL_ID_PWMC,
- .end = AT91SAM9RL_ID_PWMC,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_PWMC,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_PWMC,
.flags = IORESOURCE_IRQ,
},
};
@@ -799,14 +862,14 @@ static struct resource ssc0_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9RL_ID_SSC0,
- .end = AT91SAM9RL_ID_SSC0,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_SSC0,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_SSC0,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9rl_ssc0_device = {
- .name = "ssc",
+ .name = "at91rm9200_ssc",
.id = 0,
.dev = {
.dma_mask = &ssc0_dmamask,
@@ -841,14 +904,14 @@ static struct resource ssc1_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9RL_ID_SSC1,
- .end = AT91SAM9RL_ID_SSC1,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_SSC1,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_SSC1,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9rl_ssc1_device = {
- .name = "ssc",
+ .name = "at91rm9200_ssc",
.id = 1,
.dev = {
.dma_mask = &ssc1_dmamask,
@@ -892,12 +955,10 @@ void __init at91_add_device_ssc(unsigned id, unsigned pins)
case AT91SAM9RL_ID_SSC0:
pdev = &at91sam9rl_ssc0_device;
configure_ssc0_pins(pins);
- at91_clock_associate("ssc0_clk", &pdev->dev, "pclk");
break;
case AT91SAM9RL_ID_SSC1:
pdev = &at91sam9rl_ssc1_device;
configure_ssc1_pins(pins);
- at91_clock_associate("ssc1_clk", &pdev->dev, "pclk");
break;
default:
return;
@@ -918,13 +979,13 @@ 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 = AT91SAM9RL_BASE_DBGU,
+ .end = AT91SAM9RL_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,
},
};
@@ -932,7 +993,6 @@ 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);
@@ -962,8 +1022,8 @@ static struct resource uart0_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9RL_ID_US0,
- .end = AT91SAM9RL_ID_US0,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_US0,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_US0,
.flags = IORESOURCE_IRQ,
},
};
@@ -1013,8 +1073,8 @@ static struct resource uart1_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9RL_ID_US1,
- .end = AT91SAM9RL_ID_US1,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_US1,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_US1,
.flags = IORESOURCE_IRQ,
},
};
@@ -1056,8 +1116,8 @@ static struct resource uart2_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9RL_ID_US2,
- .end = AT91SAM9RL_ID_US2,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_US2,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_US2,
.flags = IORESOURCE_IRQ,
},
};
@@ -1099,8 +1159,8 @@ static struct resource uart3_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9RL_ID_US3,
- .end = AT91SAM9RL_ID_US3,
+ .start = NR_IRQS_LEGACY + AT91SAM9RL_ID_US3,
+ .end = NR_IRQS_LEGACY + AT91SAM9RL_ID_US3,
.flags = IORESOURCE_IRQ,
},
};
@@ -1136,53 +1196,43 @@ static inline void configure_usart3_pins(unsigned pins)
}
static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
-struct platform_device *atmel_default_console_device; /* the serial console device */
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 = &at91sam9rl_dbgu_device;
configure_dbgu_pins();
- at91_clock_associate("mck", &pdev->dev, "usart");
break;
case AT91SAM9RL_ID_US0:
pdev = &at91sam9rl_uart0_device;
configure_usart0_pins(pins);
- at91_clock_associate("usart0_clk", &pdev->dev, "usart");
break;
case AT91SAM9RL_ID_US1:
pdev = &at91sam9rl_uart1_device;
configure_usart1_pins(pins);
- at91_clock_associate("usart1_clk", &pdev->dev, "usart");
break;
case AT91SAM9RL_ID_US2:
pdev = &at91sam9rl_uart2_device;
configure_usart2_pins(pins);
- at91_clock_associate("usart2_clk", &pdev->dev, "usart");
break;
case AT91SAM9RL_ID_US3:
pdev = &at91sam9rl_uart3_device;
configure_usart3_pins(pins);
- at91_clock_associate("usart3_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];
-}
-
void __init at91_add_device_serial(void)
{
int i;
@@ -1191,13 +1241,9 @@ void __init at91_add_device_serial(void)
if (at91_uarts[i])
platform_device_register(at91_uarts[i]);
}
-
- if (!atmel_default_console_device)
- printk(KERN_INFO "AT91: No default serial console defined.\n");
}
#else
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
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-06 06:04:42 +0000