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Diffstat (limited to 'arch/arm/mach-at91/at91sam9g45_devices.c')
-rw-r--r--arch/arm/mach-at91/at91sam9g45_devices.c512
1 files changed, 393 insertions, 119 deletions
diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c
index b7582dd10dc..391ab6bb536 100644
--- a/arch/arm/mach-at91/at91sam9g45_devices.c
+++ b/arch/arm/mach-at91/at91sam9g45_devices.c
@@ -14,21 +14,31 @@
#include <linux/dma-mapping.h>
#include <linux/gpio.h>
+#include <linux/clk.h>
#include <linux/platform_device.h>
#include <linux/i2c-gpio.h>
#include <linux/atmel-mci.h>
+#include <linux/platform_data/crypto-atmel.h>
+
+#include <linux/platform_data/at91_adc.h>
#include <linux/fb.h>
#include <video/atmel_lcdc.h>
-#include <mach/board.h>
#include <mach/at91sam9g45.h>
#include <mach/at91sam9g45_matrix.h>
+#include <mach/at91_matrix.h>
#include <mach/at91sam9_smc.h>
-#include <mach/at_hdmac.h>
+#include <linux/platform_data/dma-atmel.h>
#include <mach/atmel-mci.h>
+#include <mach/hardware.h>
+
+#include <media/atmel-isi.h>
+#include "board.h"
#include "generic.h"
+#include "clock.h"
+#include "gpio.h"
/* --------------------------------------------------------------------
@@ -38,10 +48,6 @@
#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 = 8,
-};
-
static struct resource hdmac_resources[] = {
[0] = {
.start = AT91SAM9G45_BASE_DMA,
@@ -49,19 +55,18 @@ static struct resource hdmac_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_DMA,
- .end = AT91SAM9G45_ID_DMA,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_DMA,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_DMA,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at_hdmac_device = {
- .name = "at_hdmac",
+ .name = "at91sam9g45_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),
@@ -69,8 +74,6 @@ static struct platform_device at_hdmac_device = {
void __init at91_add_device_hdmac(void)
{
- dma_cap_set(DMA_MEMCPY, atdma_pdata.cap_mask);
- dma_cap_set(DMA_SLAVE, atdma_pdata.cap_mask);
platform_device_register(&at_hdmac_device);
}
#else
@@ -93,8 +96,8 @@ static struct resource usbh_ohci_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_UHPHS,
- .end = AT91SAM9G45_ID_UHPHS,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_UHPHS,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_UHPHS,
.flags = IORESOURCE_IRQ,
},
};
@@ -121,12 +124,13 @@ void __init at91_add_device_usbh_ohci(struct at91_usbh_data *data)
/* Enable VBus control for UHP ports */
for (i = 0; i < data->ports; i++) {
if (gpio_is_valid(data->vbus_pin[i]))
- at91_set_gpio_output(data->vbus_pin[i], 0);
+ at91_set_gpio_output(data->vbus_pin[i],
+ data->vbus_pin_active_low[i]);
}
/* Enable overcurrent notification */
for (i = 0; i < data->ports; i++) {
- if (data->overcurrent_pin[i])
+ if (gpio_is_valid(data->overcurrent_pin[i]))
at91_set_gpio_input(data->overcurrent_pin[i], 1);
}
@@ -154,8 +158,8 @@ static struct resource usbh_ehci_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_UHPHS,
- .end = AT91SAM9G45_ID_UHPHS,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_UHPHS,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_UHPHS,
.flags = IORESOURCE_IRQ,
},
};
@@ -182,7 +186,8 @@ void __init at91_add_device_usbh_ehci(struct at91_usbh_data *data)
/* Enable VBus control for UHP ports */
for (i = 0; i < data->ports; i++) {
if (gpio_is_valid(data->vbus_pin[i]))
- at91_set_gpio_output(data->vbus_pin[i], 0);
+ at91_set_gpio_output(data->vbus_pin[i],
+ data->vbus_pin_active_low[i]);
}
usbh_ehci_data = *data;
@@ -210,8 +215,8 @@ static struct resource usba_udc_resources[] = {
.flags = IORESOURCE_MEM,
},
[2] = {
- .start = AT91SAM9G45_ID_UDPHS,
- .end = AT91SAM9G45_ID_UDPHS,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_UDPHS,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_UDPHS,
.flags = IORESOURCE_IRQ,
},
};
@@ -293,8 +298,8 @@ static struct resource eth_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_EMAC,
- .end = AT91SAM9G45_ID_EMAC,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_EMAC,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_EMAC,
.flags = IORESOURCE_IRQ,
},
};
@@ -367,8 +372,8 @@ static struct resource mmc0_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_MCI0,
- .end = AT91SAM9G45_ID_MCI0,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_MCI0,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_MCI0,
.flags = IORESOURCE_IRQ,
},
};
@@ -392,8 +397,8 @@ static struct resource mmc1_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_MCI1,
- .end = AT91SAM9G45_ID_MCI1,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_MCI1,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_MCI1,
.flags = IORESOURCE_IRQ,
},
};
@@ -431,10 +436,8 @@ void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data)
/* DMA slave channel configuration */
atslave->dma_dev = &at_hdmac_device.dev;
- atslave->reg_width = AT_DMA_SLAVE_WIDTH_32BIT;
atslave->cfg = ATC_FIFOCFG_HALFFIFO
| ATC_SRC_H2SEL_HW | ATC_DST_H2SEL_HW;
- atslave->ctrla = ATC_SCSIZE_16 | ATC_DCSIZE_16;
if (mmc_id == 0) /* MCI0 */
atslave->cfg |= ATC_SRC_PER(AT_DMA_ID_MCI0)
| ATC_DST_PER(AT_DMA_ID_MCI0);
@@ -552,8 +555,8 @@ 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_EBI_CS3A_SMC_SMARTMEDIA);
+ csa = at91_matrix_read(AT91_MATRIX_EBICSA);
+ at91_matrix_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA);
/* enable pin */
if (gpio_is_valid(data->enable_pin))
@@ -644,14 +647,14 @@ static struct resource twi0_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_TWI0,
- .end = AT91SAM9G45_ID_TWI0,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_TWI0,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_TWI0,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9g45_twi0_device = {
- .name = "at91_i2c",
+ .name = "i2c-at91sam9g10",
.id = 0,
.resource = twi0_resources,
.num_resources = ARRAY_SIZE(twi0_resources),
@@ -664,14 +667,14 @@ static struct resource twi1_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_TWI1,
- .end = AT91SAM9G45_ID_TWI1,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_TWI1,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_TWI1,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9g45_twi1_device = {
- .name = "at91_i2c",
+ .name = "i2c-at91sam9g10",
.id = 1,
.resource = twi1_resources,
.num_resources = ARRAY_SIZE(twi1_resources),
@@ -684,18 +687,12 @@ void __init at91_add_device_i2c(short i2c_id, struct i2c_board_info *devices, in
/* pins used for TWI interface */
if (i2c_id == 0) {
at91_set_A_periph(AT91_PIN_PA20, 0); /* TWD */
- at91_set_multi_drive(AT91_PIN_PA20, 1);
-
at91_set_A_periph(AT91_PIN_PA21, 0); /* TWCK */
- at91_set_multi_drive(AT91_PIN_PA21, 1);
platform_device_register(&at91sam9g45_twi0_device);
} else {
at91_set_A_periph(AT91_PIN_PB10, 0); /* TWD */
- at91_set_multi_drive(AT91_PIN_PB10, 1);
-
at91_set_A_periph(AT91_PIN_PB11, 0); /* TWCK */
- at91_set_multi_drive(AT91_PIN_PB11, 1);
platform_device_register(&at91sam9g45_twi1_device);
}
@@ -719,8 +716,8 @@ static struct resource spi0_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_SPI0,
- .end = AT91SAM9G45_ID_SPI0,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_SPI0,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_SPI0,
.flags = IORESOURCE_IRQ,
},
};
@@ -745,8 +742,8 @@ static struct resource spi1_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_SPI1,
- .end = AT91SAM9G45_ID_SPI1,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_SPI1,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_SPI1,
.flags = IORESOURCE_IRQ,
},
};
@@ -780,6 +777,9 @@ 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
@@ -830,8 +830,8 @@ static struct resource ac97_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_AC97C,
- .end = AT91SAM9G45_ID_AC97C,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_AC97C,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_AC97C,
.flags = IORESOURCE_IRQ,
},
};
@@ -869,6 +869,96 @@ void __init at91_add_device_ac97(struct ac97c_platform_data *data)
void __init at91_add_device_ac97(struct ac97c_platform_data *data) {}
#endif
+/* --------------------------------------------------------------------
+ * Image Sensor Interface
+ * -------------------------------------------------------------------- */
+#if defined(CONFIG_VIDEO_ATMEL_ISI) || defined(CONFIG_VIDEO_ATMEL_ISI_MODULE)
+static u64 isi_dmamask = DMA_BIT_MASK(32);
+static struct isi_platform_data isi_data;
+
+struct resource isi_resources[] = {
+ [0] = {
+ .start = AT91SAM9G45_BASE_ISI,
+ .end = AT91SAM9G45_BASE_ISI + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_ISI,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_ISI,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device at91sam9g45_isi_device = {
+ .name = "atmel_isi",
+ .id = 0,
+ .dev = {
+ .dma_mask = &isi_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &isi_data,
+ },
+ .resource = isi_resources,
+ .num_resources = ARRAY_SIZE(isi_resources),
+};
+
+static struct clk_lookup isi_mck_lookups[] = {
+ CLKDEV_CON_DEV_ID("isi_mck", "atmel_isi.0", NULL),
+};
+
+void __init at91_add_device_isi(struct isi_platform_data *data,
+ bool use_pck_as_mck)
+{
+ struct clk *pck;
+ struct clk *parent;
+
+ if (!data)
+ return;
+ isi_data = *data;
+
+ at91_set_A_periph(AT91_PIN_PB20, 0); /* ISI_D0 */
+ at91_set_A_periph(AT91_PIN_PB21, 0); /* ISI_D1 */
+ at91_set_A_periph(AT91_PIN_PB22, 0); /* ISI_D2 */
+ at91_set_A_periph(AT91_PIN_PB23, 0); /* ISI_D3 */
+ at91_set_A_periph(AT91_PIN_PB24, 0); /* ISI_D4 */
+ at91_set_A_periph(AT91_PIN_PB25, 0); /* ISI_D5 */
+ at91_set_A_periph(AT91_PIN_PB26, 0); /* ISI_D6 */
+ at91_set_A_periph(AT91_PIN_PB27, 0); /* ISI_D7 */
+ at91_set_A_periph(AT91_PIN_PB28, 0); /* ISI_PCK */
+ at91_set_A_periph(AT91_PIN_PB30, 0); /* ISI_HSYNC */
+ at91_set_A_periph(AT91_PIN_PB29, 0); /* ISI_VSYNC */
+ at91_set_B_periph(AT91_PIN_PB8, 0); /* ISI_PD8 */
+ at91_set_B_periph(AT91_PIN_PB9, 0); /* ISI_PD9 */
+ at91_set_B_periph(AT91_PIN_PB10, 0); /* ISI_PD10 */
+ at91_set_B_periph(AT91_PIN_PB11, 0); /* ISI_PD11 */
+
+ platform_device_register(&at91sam9g45_isi_device);
+
+ if (use_pck_as_mck) {
+ at91_set_B_periph(AT91_PIN_PB31, 0); /* ISI_MCK (PCK1) */
+
+ pck = clk_get(NULL, "pck1");
+ parent = clk_get(NULL, "plla");
+
+ BUG_ON(IS_ERR(pck) || IS_ERR(parent));
+
+ if (clk_set_parent(pck, parent)) {
+ pr_err("Failed to set PCK's parent\n");
+ } else {
+ /* Register PCK as ISI_MCK */
+ isi_mck_lookups[0].clk = pck;
+ clkdev_add_table(isi_mck_lookups,
+ ARRAY_SIZE(isi_mck_lookups));
+ }
+
+ clk_put(pck);
+ clk_put(parent);
+ }
+}
+#else
+void __init at91_add_device_isi(struct isi_platform_data *data,
+ bool use_pck_as_mck) {}
+#endif
+
/* --------------------------------------------------------------------
* LCD Controller
@@ -876,7 +966,7 @@ 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] = {
@@ -885,14 +975,13 @@ static struct resource lcdc_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_LCDC,
- .end = AT91SAM9G45_ID_LCDC,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_LCDC,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_LCDC,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91_lcdc_device = {
- .name = "atmel_lcdfb",
.id = 0,
.dev = {
.dma_mask = &lcdc_dmamask,
@@ -903,11 +992,16 @@ 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_at91sam9g45es())
+ at91_lcdc_device.name = "at91sam9g45es-lcdfb";
+ else
+ at91_lcdc_device.name = "at91sam9g45-lcdfb";
+
at91_set_A_periph(AT91_PIN_PE0, 0); /* LCDDPWR */
at91_set_A_periph(AT91_PIN_PE2, 0); /* LCDCC */
@@ -944,7 +1038,7 @@ 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
@@ -956,12 +1050,12 @@ void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
static struct resource tcb0_resources[] = {
[0] = {
.start = AT91SAM9G45_BASE_TCB0,
- .end = AT91SAM9G45_BASE_TCB0 + SZ_16K - 1,
+ .end = AT91SAM9G45_BASE_TCB0 + SZ_256 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_TCB,
- .end = AT91SAM9G45_ID_TCB,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_TCB,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_TCB,
.flags = IORESOURCE_IRQ,
},
};
@@ -977,12 +1071,12 @@ static struct platform_device at91sam9g45_tcb0_device = {
static struct resource tcb1_resources[] = {
[0] = {
.start = AT91SAM9G45_BASE_TCB1,
- .end = AT91SAM9G45_BASE_TCB1 + SZ_16K - 1,
+ .end = AT91SAM9G45_BASE_TCB1 + SZ_256 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_TCB,
- .end = AT91SAM9G45_ID_TCB,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_TCB,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_TCB,
.flags = IORESOURCE_IRQ,
},
};
@@ -1016,8 +1110,8 @@ static struct resource rtc_resources[] = {
.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,
},
};
@@ -1039,56 +1133,94 @@ static void __init at91_add_device_rtc(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 = AT91SAM9G45_BASE_TSC,
.end = AT91SAM9G45_BASE_TSC + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_TSC,
- .end = AT91SAM9G45_ID_TSC,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_TSC,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_TSC,
.flags = IORESOURCE_IRQ,
}
};
-static struct platform_device at91sam9g45_tsadcc_device = {
- .name = "atmel_tsadcc",
+static struct platform_device at91_adc_device = {
+ .name = "at91sam9g45-adc",
.id = -1,
.dev = {
- .dma_mask = &tsadcc_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &tsadcc_data,
+ .platform_data = &adc_data,
+ },
+ .resource = adc_resources,
+ .num_resources = ARRAY_SIZE(adc_resources),
+};
+
+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,
},
- .resource = tsadcc_resources,
- .num_resources = ARRAY_SIZE(tsadcc_resources),
};
-void __init at91_add_device_tsadcc(struct at91_tsadcc_data *data)
+void __init at91_add_device_adc(struct at91_adc_data *data)
{
if (!data)
return;
- at91_set_gpio_input(AT91_PIN_PD20, 0); /* AD0_XR */
- at91_set_gpio_input(AT91_PIN_PD21, 0); /* AD1_XL */
- at91_set_gpio_input(AT91_PIN_PD22, 0); /* AD2_YT */
- at91_set_gpio_input(AT91_PIN_PD23, 0); /* AD3_TB */
-
- tsadcc_data = *data;
- platform_device_register(&at91sam9g45_tsadcc_device);
+ if (test_bit(0, &data->channels_used))
+ at91_set_gpio_input(AT91_PIN_PD20, 0);
+ if (test_bit(1, &data->channels_used))
+ at91_set_gpio_input(AT91_PIN_PD21, 0);
+ if (test_bit(2, &data->channels_used))
+ at91_set_gpio_input(AT91_PIN_PD22, 0);
+ if (test_bit(3, &data->channels_used))
+ at91_set_gpio_input(AT91_PIN_PD23, 0);
+ if (test_bit(4, &data->channels_used))
+ at91_set_gpio_input(AT91_PIN_PD24, 0);
+ if (test_bit(5, &data->channels_used))
+ at91_set_gpio_input(AT91_PIN_PD25, 0);
+ if (test_bit(6, &data->channels_used))
+ at91_set_gpio_input(AT91_PIN_PD26, 0);
+ if (test_bit(7, &data->channels_used))
+ at91_set_gpio_input(AT91_PIN_PD27, 0);
+
+ if (data->use_external_triggers)
+ at91_set_A_periph(AT91_PIN_PD28, 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
-
/* --------------------------------------------------------------------
* RTT
* -------------------------------------------------------------------- */
@@ -1098,6 +1230,10 @@ static struct resource rtt_resources[] = {
.start = AT91SAM9G45_BASE_RTT,
.end = AT91SAM9G45_BASE_RTT + SZ_16 - 1,
.flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_IRQ,
}
};
@@ -1105,11 +1241,34 @@ static struct platform_device at91sam9g45_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)
+{
+ at91sam9g45_rtt_device.name = "rtc-at91sam9";
+ /*
+ * The second resource is needed:
+ * GPBR will serve as the storage for RTC time offset
+ */
+ at91sam9g45_rtt_device.num_resources = 3;
+ rtt_resources[1].start = AT91SAM9G45_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 */
+ at91sam9g45_rtt_device.num_resources = 1;
+}
+#endif
+
static void __init at91_add_device_rtt(void)
{
+ at91_add_device_rtt_rtc();
platform_device_register(&at91sam9g45_rtt_device);
}
@@ -1185,8 +1344,8 @@ static struct resource pwm_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_PWMC,
- .end = AT91SAM9G45_ID_PWMC,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_PWMC,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_PWMC,
.flags = IORESOURCE_IRQ,
},
};
@@ -1238,14 +1397,14 @@ static struct resource ssc0_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_SSC0,
- .end = AT91SAM9G45_ID_SSC0,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_SSC0,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_SSC0,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9g45_ssc0_device = {
- .name = "ssc",
+ .name = "at91sam9g45_ssc",
.id = 0,
.dev = {
.dma_mask = &ssc0_dmamask,
@@ -1280,14 +1439,14 @@ static struct resource ssc1_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_SSC1,
- .end = AT91SAM9G45_ID_SSC1,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_SSC1,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_SSC1,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device at91sam9g45_ssc1_device = {
- .name = "ssc",
+ .name = "at91sam9g45_ssc",
.id = 1,
.dev = {
.dma_mask = &ssc1_dmamask,
@@ -1360,8 +1519,8 @@ static struct resource dbgu_resources[] = {
.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,
},
};
@@ -1398,8 +1557,8 @@ static struct resource uart0_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_US0,
- .end = AT91SAM9G45_ID_US0,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_US0,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_US0,
.flags = IORESOURCE_IRQ,
},
};
@@ -1441,8 +1600,8 @@ static struct resource uart1_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_US1,
- .end = AT91SAM9G45_ID_US1,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_US1,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_US1,
.flags = IORESOURCE_IRQ,
},
};
@@ -1484,8 +1643,8 @@ static struct resource uart2_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_US2,
- .end = AT91SAM9G45_ID_US2,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_US2,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_US2,
.flags = IORESOURCE_IRQ,
},
};
@@ -1527,8 +1686,8 @@ static struct resource uart3_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AT91SAM9G45_ID_US3,
- .end = AT91SAM9G45_ID_US3,
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_US3,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_US3,
.flags = IORESOURCE_IRQ,
},
};
@@ -1564,7 +1723,6 @@ 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)
{
@@ -1602,14 +1760,6 @@ void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
at91_uarts[portnr] = pdev;
}
-void __init at91_set_serial_console(unsigned portnr)
-{
- if (portnr < ATMEL_MAX_UART) {
- atmel_default_console_device = at91_uarts[portnr];
- at91sam9g45_set_console_clock(at91_uarts[portnr]->id);
- }
-}
-
void __init at91_add_device_serial(void)
{
int i;
@@ -1618,16 +1768,134 @@ 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
+/* --------------------------------------------------------------------
+ * SHA1/SHA256
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_CRYPTO_DEV_ATMEL_SHA) || defined(CONFIG_CRYPTO_DEV_ATMEL_SHA_MODULE)
+static struct resource sha_resources[] = {
+ {
+ .start = AT91SAM9G45_BASE_SHA,
+ .end = AT91SAM9G45_BASE_SHA + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_AESTDESSHA,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_AESTDESSHA,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device at91sam9g45_sha_device = {
+ .name = "atmel_sha",
+ .id = -1,
+ .resource = sha_resources,
+ .num_resources = ARRAY_SIZE(sha_resources),
+};
+
+static void __init at91_add_device_sha(void)
+{
+ platform_device_register(&at91sam9g45_sha_device);
+}
+#else
+static void __init at91_add_device_sha(void) {}
+#endif
+
+/* --------------------------------------------------------------------
+ * DES/TDES
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_CRYPTO_DEV_ATMEL_TDES) || defined(CONFIG_CRYPTO_DEV_ATMEL_TDES_MODULE)
+static struct resource tdes_resources[] = {
+ [0] = {
+ .start = AT91SAM9G45_BASE_TDES,
+ .end = AT91SAM9G45_BASE_TDES + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_AESTDESSHA,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_AESTDESSHA,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device at91sam9g45_tdes_device = {
+ .name = "atmel_tdes",
+ .id = -1,
+ .resource = tdes_resources,
+ .num_resources = ARRAY_SIZE(tdes_resources),
+};
+
+static void __init at91_add_device_tdes(void)
+{
+ platform_device_register(&at91sam9g45_tdes_device);
+}
+#else
+static void __init at91_add_device_tdes(void) {}
+#endif
+
+/* --------------------------------------------------------------------
+ * AES
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_CRYPTO_DEV_ATMEL_AES) || defined(CONFIG_CRYPTO_DEV_ATMEL_AES_MODULE)
+static struct crypto_platform_data aes_data;
+static struct crypto_dma_data alt_atslave;
+static u64 aes_dmamask = DMA_BIT_MASK(32);
+
+static struct resource aes_resources[] = {
+ [0] = {
+ .start = AT91SAM9G45_BASE_AES,
+ .end = AT91SAM9G45_BASE_AES + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_AESTDESSHA,
+ .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_AESTDESSHA,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device at91sam9g45_aes_device = {
+ .name = "atmel_aes",
+ .id = -1,
+ .dev = {
+ .dma_mask = &aes_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &aes_data,
+ },
+ .resource = aes_resources,
+ .num_resources = ARRAY_SIZE(aes_resources),
+};
+
+static void __init at91_add_device_aes(void)
+{
+ struct at_dma_slave *atslave;
+
+ /* DMA TX slave channel configuration */
+ atslave = &alt_atslave.txdata;
+ atslave->dma_dev = &at_hdmac_device.dev;
+ atslave->cfg = ATC_FIFOCFG_ENOUGHSPACE | ATC_SRC_H2SEL_HW |
+ ATC_SRC_PER(AT_DMA_ID_AES_RX);
+
+ /* DMA RX slave channel configuration */
+ atslave = &alt_atslave.rxdata;
+ atslave->dma_dev = &at_hdmac_device.dev;
+ atslave->cfg = ATC_FIFOCFG_ENOUGHSPACE | ATC_DST_H2SEL_HW |
+ ATC_DST_PER(AT_DMA_ID_AES_TX);
+
+ aes_data.dma_slave = &alt_atslave;
+ platform_device_register(&at91sam9g45_aes_device);
+}
+#else
+static void __init at91_add_device_aes(void) {}
+#endif
/* -------------------------------------------------------------------- */
/*
@@ -1636,12 +1904,18 @@ void __init at91_add_device_serial(void) {}
*/
static int __init at91_add_standard_devices(void)
{
+ if (of_have_populated_dt())
+ return 0;
+
at91_add_device_hdmac();
at91_add_device_rtc();
at91_add_device_rtt();
at91_add_device_trng();
at91_add_device_watchdog();
at91_add_device_tc();
+ at91_add_device_sha();
+ at91_add_device_tdes();
+ at91_add_device_aes();
return 0;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 14:00:27 +0000