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-rw-r--r--arch/arm/mach-at91/Kconfig1
-rw-r--r--arch/arm/mach-at91/Kconfig.non_dt7
-rw-r--r--arch/arm/mach-at91/Makefile1
-rw-r--r--arch/arm/mach-at91/at91rm9200.c8
-rw-r--r--arch/arm/mach-at91/at91sam9260.c4
-rw-r--r--arch/arm/mach-at91/at91sam9261.c4
-rw-r--r--arch/arm/mach-at91/at91sam9263.c2
-rw-r--r--arch/arm/mach-at91/at91sam9g45.c2
-rw-r--r--arch/arm/mach-at91/at91sam9rl.c2
-rw-r--r--arch/arm/mach-at91/at91x40.c7
-rw-r--r--arch/arm/mach-at91/board-dt-sama5.c3
-rw-r--r--arch/arm/mach-at91/board-rm9200dk.c228
-rw-r--r--arch/arm/mach-at91/clock.c30
-rw-r--r--arch/arm/mach-at91/cpuidle.c2
-rw-r--r--arch/arm/mach-at91/generic.h2
-rw-r--r--arch/arm/mach-at91/include/mach/at91_pmc.h3
-rw-r--r--arch/arm/mach-at91/irq.c9
-rw-r--r--arch/arm/mach-at91/pm.c2
-rw-r--r--arch/arm/mach-at91/setup.c4
-rw-r--r--arch/arm/mach-at91/soc.h1
20 files changed, 57 insertions, 265 deletions
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index 02802386b894..699b71e7f7ec 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -163,6 +163,7 @@ config MACH_SAMA5_DT
bool "Atmel SAMA5 Evaluation Kits with device-tree support"
depends on SOC_SAMA5
select USE_OF
+ select PHYLIB if NETDEVICES
help
Select this if you want to experiment device-tree with
an Atmel Evaluation Kit.
diff --git a/arch/arm/mach-at91/Kconfig.non_dt b/arch/arm/mach-at91/Kconfig.non_dt
index 6cd554a4e73c..ca900be144ce 100644
--- a/arch/arm/mach-at91/Kconfig.non_dt
+++ b/arch/arm/mach-at91/Kconfig.non_dt
@@ -62,13 +62,6 @@ config MACH_ONEARM
Select this if you are using Ajeco's 1ARM Single Board Computer.
<http://www.ajeco.fi/>
-config ARCH_AT91RM9200DK
- bool "Atmel AT91RM9200-DK Development board"
- select HAVE_AT91_DATAFLASH_CARD
- help
- Select this if you are using Atmel's AT91RM9200-DK Development board.
- (Discontinued)
-
config MACH_AT91RM9200EK
bool "Atmel AT91RM9200-EK Evaluation Kit"
select HAVE_AT91_DATAFLASH_CARD
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index d07bcfad4441..3b0a9538093c 100644
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -34,7 +34,6 @@ obj-$(CONFIG_ARCH_AT91X40) += at91x40.o at91x40_time.o
# AT91RM9200 board-specific support
obj-$(CONFIG_MACH_ONEARM) += board-1arm.o
-obj-$(CONFIG_ARCH_AT91RM9200DK) += board-rm9200dk.o
obj-$(CONFIG_MACH_AT91RM9200EK) += board-rm9200ek.o
obj-$(CONFIG_MACH_CSB337) += board-csb337.o
obj-$(CONFIG_MACH_CSB637) += board-csb637.o
diff --git a/arch/arm/mach-at91/at91rm9200.c b/arch/arm/mach-at91/at91rm9200.c
index d193a409bc45..9eb574397ee1 100644
--- a/arch/arm/mach-at91/at91rm9200.c
+++ b/arch/arm/mach-at91/at91rm9200.c
@@ -332,10 +332,6 @@ static void __init at91rm9200_initialize(void)
{
arm_pm_idle = at91rm9200_idle;
arm_pm_restart = at91rm9200_restart;
- at91_extern_irq = (1 << AT91RM9200_ID_IRQ0) | (1 << AT91RM9200_ID_IRQ1)
- | (1 << AT91RM9200_ID_IRQ2) | (1 << AT91RM9200_ID_IRQ3)
- | (1 << AT91RM9200_ID_IRQ4) | (1 << AT91RM9200_ID_IRQ5)
- | (1 << AT91RM9200_ID_IRQ6);
/* Initialize GPIO subsystem */
at91_gpio_init(at91rm9200_gpio,
@@ -388,6 +384,10 @@ static unsigned int at91rm9200_default_irq_priority[NR_AIC_IRQS] __initdata = {
AT91_SOC_START(at91rm9200)
.map_io = at91rm9200_map_io,
.default_irq_priority = at91rm9200_default_irq_priority,
+ .extern_irq = (1 << AT91RM9200_ID_IRQ0) | (1 << AT91RM9200_ID_IRQ1)
+ | (1 << AT91RM9200_ID_IRQ2) | (1 << AT91RM9200_ID_IRQ3)
+ | (1 << AT91RM9200_ID_IRQ4) | (1 << AT91RM9200_ID_IRQ5)
+ | (1 << AT91RM9200_ID_IRQ6),
.ioremap_registers = at91rm9200_ioremap_registers,
.register_clocks = at91rm9200_register_clocks,
.init = at91rm9200_initialize,
diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c
index a8ce24538da6..5de6074b4f4f 100644
--- a/arch/arm/mach-at91/at91sam9260.c
+++ b/arch/arm/mach-at91/at91sam9260.c
@@ -348,8 +348,6 @@ static void __init at91sam9260_initialize(void)
{
arm_pm_idle = at91sam9_idle;
arm_pm_restart = at91sam9_alt_restart;
- at91_extern_irq = (1 << AT91SAM9260_ID_IRQ0) | (1 << AT91SAM9260_ID_IRQ1)
- | (1 << AT91SAM9260_ID_IRQ2);
/* Register GPIO subsystem */
at91_gpio_init(at91sam9260_gpio, 3);
@@ -400,6 +398,8 @@ static unsigned int at91sam9260_default_irq_priority[NR_AIC_IRQS] __initdata = {
AT91_SOC_START(at91sam9260)
.map_io = at91sam9260_map_io,
.default_irq_priority = at91sam9260_default_irq_priority,
+ .extern_irq = (1 << AT91SAM9260_ID_IRQ0) | (1 << AT91SAM9260_ID_IRQ1)
+ | (1 << AT91SAM9260_ID_IRQ2),
.ioremap_registers = at91sam9260_ioremap_registers,
.register_clocks = at91sam9260_register_clocks,
.init = at91sam9260_initialize,
diff --git a/arch/arm/mach-at91/at91sam9261.c b/arch/arm/mach-at91/at91sam9261.c
index 25efb5ac30f1..0e0793241ab7 100644
--- a/arch/arm/mach-at91/at91sam9261.c
+++ b/arch/arm/mach-at91/at91sam9261.c
@@ -290,8 +290,6 @@ static void __init at91sam9261_initialize(void)
{
arm_pm_idle = at91sam9_idle;
arm_pm_restart = at91sam9_alt_restart;
- at91_extern_irq = (1 << AT91SAM9261_ID_IRQ0) | (1 << AT91SAM9261_ID_IRQ1)
- | (1 << AT91SAM9261_ID_IRQ2);
/* Register GPIO subsystem */
at91_gpio_init(at91sam9261_gpio, 3);
@@ -342,6 +340,8 @@ static unsigned int at91sam9261_default_irq_priority[NR_AIC_IRQS] __initdata = {
AT91_SOC_START(at91sam9261)
.map_io = at91sam9261_map_io,
.default_irq_priority = at91sam9261_default_irq_priority,
+ .extern_irq = (1 << AT91SAM9261_ID_IRQ0) | (1 << AT91SAM9261_ID_IRQ1)
+ | (1 << AT91SAM9261_ID_IRQ2),
.ioremap_registers = at91sam9261_ioremap_registers,
.register_clocks = at91sam9261_register_clocks,
.init = at91sam9261_initialize,
diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c
index f44ffd2105a7..6ce7d1850893 100644
--- a/arch/arm/mach-at91/at91sam9263.c
+++ b/arch/arm/mach-at91/at91sam9263.c
@@ -327,7 +327,6 @@ static void __init at91sam9263_initialize(void)
{
arm_pm_idle = at91sam9_idle;
arm_pm_restart = at91sam9_alt_restart;
- at91_extern_irq = (1 << AT91SAM9263_ID_IRQ0) | (1 << AT91SAM9263_ID_IRQ1);
/* Register GPIO subsystem */
at91_gpio_init(at91sam9263_gpio, 5);
@@ -378,6 +377,7 @@ static unsigned int at91sam9263_default_irq_priority[NR_AIC_IRQS] __initdata = {
AT91_SOC_START(at91sam9263)
.map_io = at91sam9263_map_io,
.default_irq_priority = at91sam9263_default_irq_priority,
+ .extern_irq = (1 << AT91SAM9263_ID_IRQ0) | (1 << AT91SAM9263_ID_IRQ1),
.ioremap_registers = at91sam9263_ioremap_registers,
.register_clocks = at91sam9263_register_clocks,
.init = at91sam9263_initialize,
diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c
index 95a418a7aabe..474ee04d24b9 100644
--- a/arch/arm/mach-at91/at91sam9g45.c
+++ b/arch/arm/mach-at91/at91sam9g45.c
@@ -376,7 +376,6 @@ static void __init at91sam9g45_initialize(void)
{
arm_pm_idle = at91sam9_idle;
arm_pm_restart = at91sam9g45_restart;
- at91_extern_irq = (1 << AT91SAM9G45_ID_IRQ0);
/* Register GPIO subsystem */
at91_gpio_init(at91sam9g45_gpio, 5);
@@ -427,6 +426,7 @@ static unsigned int at91sam9g45_default_irq_priority[NR_AIC_IRQS] __initdata = {
AT91_SOC_START(at91sam9g45)
.map_io = at91sam9g45_map_io,
.default_irq_priority = at91sam9g45_default_irq_priority,
+ .extern_irq = (1 << AT91SAM9G45_ID_IRQ0),
.ioremap_registers = at91sam9g45_ioremap_registers,
.register_clocks = at91sam9g45_register_clocks,
.init = at91sam9g45_initialize,
diff --git a/arch/arm/mach-at91/at91sam9rl.c b/arch/arm/mach-at91/at91sam9rl.c
index f77fae5591bc..d4ec0d9a9872 100644
--- a/arch/arm/mach-at91/at91sam9rl.c
+++ b/arch/arm/mach-at91/at91sam9rl.c
@@ -293,7 +293,6 @@ static void __init at91sam9rl_initialize(void)
{
arm_pm_idle = at91sam9_idle;
arm_pm_restart = at91sam9_alt_restart;
- at91_extern_irq = (1 << AT91SAM9RL_ID_IRQ0);
/* Register GPIO subsystem */
at91_gpio_init(at91sam9rl_gpio, 4);
@@ -344,6 +343,7 @@ static unsigned int at91sam9rl_default_irq_priority[NR_AIC_IRQS] __initdata = {
AT91_SOC_START(at91sam9rl)
.map_io = at91sam9rl_map_io,
.default_irq_priority = at91sam9rl_default_irq_priority,
+ .extern_irq = (1 << AT91SAM9RL_ID_IRQ0),
.ioremap_registers = at91sam9rl_ioremap_registers,
.register_clocks = at91sam9rl_register_clocks,
.init = at91sam9rl_initialize,
diff --git a/arch/arm/mach-at91/at91x40.c b/arch/arm/mach-at91/at91x40.c
index 19ca79396905..bad94b84a46f 100644
--- a/arch/arm/mach-at91/at91x40.c
+++ b/arch/arm/mach-at91/at91x40.c
@@ -55,8 +55,6 @@ static void at91x40_idle(void)
void __init at91x40_initialize(unsigned long main_clock)
{
arm_pm_idle = at91x40_idle;
- at91_extern_irq = (1 << AT91X40_ID_IRQ0) | (1 << AT91X40_ID_IRQ1)
- | (1 << AT91X40_ID_IRQ2);
}
/*
@@ -86,9 +84,10 @@ static unsigned int at91x40_default_irq_priority[NR_AIC_IRQS] __initdata = {
void __init at91x40_init_interrupts(unsigned int priority[NR_AIC_IRQS])
{
+ u32 extern_irq = (1 << AT91X40_ID_IRQ0) | (1 << AT91X40_ID_IRQ1)
+ | (1 << AT91X40_ID_IRQ2);
if (!priority)
priority = at91x40_default_irq_priority;
- at91_aic_init(priority, at91_extern_irq);
+ at91_aic_init(priority, extern_irq);
}
-
diff --git a/arch/arm/mach-at91/board-dt-sama5.c b/arch/arm/mach-at91/board-dt-sama5.c
index 705305e62bbc..ad95f6a23a28 100644
--- a/arch/arm/mach-at91/board-dt-sama5.c
+++ b/arch/arm/mach-at91/board-dt-sama5.c
@@ -62,7 +62,8 @@ static int ksz9021rn_phy_fixup(struct phy_device *phy)
static void __init sama5_dt_device_init(void)
{
- if (of_machine_is_compatible("atmel,sama5d3xcm"))
+ if (of_machine_is_compatible("atmel,sama5d3xcm") &&
+ IS_ENABLED(CONFIG_PHYLIB))
phy_register_fixup_for_uid(PHY_ID_KSZ9021, MICREL_PHY_ID_MASK,
ksz9021rn_phy_fixup);
diff --git a/arch/arm/mach-at91/board-rm9200dk.c b/arch/arm/mach-at91/board-rm9200dk.c
deleted file mode 100644
index 690541b18cbc..000000000000
--- a/arch/arm/mach-at91/board-rm9200dk.c
+++ /dev/null
@@ -1,228 +0,0 @@
-/*
- * linux/arch/arm/mach-at91/board-rm9200dk.c
- *
- * Copyright (C) 2005 SAN People
- *
- * Epson S1D framebuffer glue code is:
- * Copyright (C) 2005 Thibaut VARENE <varenet@parisc-linux.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include <linux/types.h>
-#include <linux/gpio.h>
-#include <linux/init.h>
-#include <linux/mm.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/spi/spi.h>
-#include <linux/mtd/physmap.h>
-
-#include <asm/setup.h>
-#include <asm/mach-types.h>
-#include <asm/irq.h>
-
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <asm/mach/irq.h>
-
-#include <mach/hardware.h>
-#include <mach/at91rm9200_mc.h>
-#include <mach/at91_ramc.h>
-
-#include "at91_aic.h"
-#include "board.h"
-#include "generic.h"
-
-
-static void __init dk_init_early(void)
-{
- /* Initialize processor: 18.432 MHz crystal */
- at91_initialize(18432000);
-}
-
-static struct macb_platform_data __initdata dk_eth_data = {
- .phy_irq_pin = AT91_PIN_PC4,
- .is_rmii = 1,
-};
-
-static struct at91_usbh_data __initdata dk_usbh_data = {
- .ports = 2,
- .vbus_pin = {-EINVAL, -EINVAL},
- .overcurrent_pin= {-EINVAL, -EINVAL},
-};
-
-static struct at91_udc_data __initdata dk_udc_data = {
- .vbus_pin = AT91_PIN_PD4,
- .pullup_pin = AT91_PIN_PD5,
-};
-
-static struct at91_cf_data __initdata dk_cf_data = {
- .irq_pin = -EINVAL,
- .det_pin = AT91_PIN_PB0,
- .vcc_pin = -EINVAL,
- .rst_pin = AT91_PIN_PC5,
-};
-
-#ifndef CONFIG_MTD_AT91_DATAFLASH_CARD
-static struct mci_platform_data __initdata dk_mci0_data = {
- .slot[0] = {
- .bus_width = 4,
- .detect_pin = -EINVAL,
- .wp_pin = -EINVAL,
- },
-};
-#endif
-
-static struct spi_board_info dk_spi_devices[] = {
- { /* DataFlash chip */
- .modalias = "mtd_dataflash",
- .chip_select = 0,
- .max_speed_hz = 15 * 1000 * 1000,
- },
- { /* UR6HCPS2-SP40 PS2-to-SPI adapter */
- .modalias = "ur6hcps2",
- .chip_select = 1,
- .max_speed_hz = 250 * 1000,
- },
- { /* TLV1504 ADC, 4 channels, 10 bits; one is a temp sensor */
- .modalias = "tlv1504",
- .chip_select = 2,
- .max_speed_hz = 20 * 1000 * 1000,
- },
-#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
- { /* DataFlash card */
- .modalias = "mtd_dataflash",
- .chip_select = 3,
- .max_speed_hz = 15 * 1000 * 1000,
- }
-#endif
-};
-
-static struct i2c_board_info __initdata dk_i2c_devices[] = {
- {
- I2C_BOARD_INFO("ics1523", 0x26),
- },
- {
- I2C_BOARD_INFO("x9429", 0x28),
- },
- {
- I2C_BOARD_INFO("24c1024", 0x50),
- }
-};
-
-static struct mtd_partition __initdata dk_nand_partition[] = {
- {
- .name = "NAND Partition 1",
- .offset = 0,
- .size = MTDPART_SIZ_FULL,
- },
-};
-
-static struct atmel_nand_data __initdata dk_nand_data = {
- .ale = 22,
- .cle = 21,
- .det_pin = AT91_PIN_PB1,
- .rdy_pin = AT91_PIN_PC2,
- .enable_pin = -EINVAL,
- .ecc_mode = NAND_ECC_SOFT,
- .on_flash_bbt = 1,
- .parts = dk_nand_partition,
- .num_parts = ARRAY_SIZE(dk_nand_partition),
-};
-
-#define DK_FLASH_BASE AT91_CHIPSELECT_0
-#define DK_FLASH_SIZE SZ_2M
-
-static struct physmap_flash_data dk_flash_data = {
- .width = 2,
-};
-
-static struct resource dk_flash_resource = {
- .start = DK_FLASH_BASE,
- .end = DK_FLASH_BASE + DK_FLASH_SIZE - 1,
- .flags = IORESOURCE_MEM,
-};
-
-static struct platform_device dk_flash = {
- .name = "physmap-flash",
- .id = 0,
- .dev = {
- .platform_data = &dk_flash_data,
- },
- .resource = &dk_flash_resource,
- .num_resources = 1,
-};
-
-static struct gpio_led dk_leds[] = {
- {
- .name = "led0",
- .gpio = AT91_PIN_PB2,
- .active_low = 1,
- .default_trigger = "heartbeat",
- }
-};
-
-static void __init dk_board_init(void)
-{
- /* Serial */
- /* DBGU on ttyS0. (Rx & Tx only) */
- at91_register_uart(0, 0, 0);
-
- /* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
- at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
- | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
- | ATMEL_UART_RI);
- at91_add_device_serial();
- /* Ethernet */
- at91_add_device_eth(&dk_eth_data);
- /* USB Host */
- at91_add_device_usbh(&dk_usbh_data);
- /* USB Device */
- at91_add_device_udc(&dk_udc_data);
- at91_set_multi_drive(dk_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
- /* Compact Flash */
- at91_add_device_cf(&dk_cf_data);
- /* I2C */
- at91_add_device_i2c(dk_i2c_devices, ARRAY_SIZE(dk_i2c_devices));
- /* SPI */
- at91_add_device_spi(dk_spi_devices, ARRAY_SIZE(dk_spi_devices));
-#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
- /* DataFlash card */
- at91_set_gpio_output(AT91_PIN_PB7, 0);
-#else
- /* MMC */
- at91_set_gpio_output(AT91_PIN_PB7, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
- at91_add_device_mci(0, &dk_mci0_data);
-#endif
- /* NAND */
- at91_add_device_nand(&dk_nand_data);
- /* NOR Flash */
- platform_device_register(&dk_flash);
- /* LEDs */
- at91_gpio_leds(dk_leds, ARRAY_SIZE(dk_leds));
- /* VGA */
-// dk_add_device_video();
-}
-
-MACHINE_START(AT91RM9200DK, "Atmel AT91RM9200-DK")
- /* Maintainer: SAN People/Atmel */
- .init_time = at91rm9200_timer_init,
- .map_io = at91_map_io,
- .handle_irq = at91_aic_handle_irq,
- .init_early = dk_init_early,
- .init_irq = at91_init_irq_default,
- .init_machine = dk_board_init,
-MACHINE_END
diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c
index da841885d01c..6b2630a92f71 100644
--- a/arch/arm/mach-at91/clock.c
+++ b/arch/arm/mach-at91/clock.c
@@ -75,7 +75,7 @@ EXPORT_SYMBOL_GPL(at91_pmc_base);
#define cpu_has_pllb() (!(cpu_is_at91sam9rl() \
|| cpu_is_at91sam9g45() \
|| cpu_is_at91sam9x5() \
- || cpu_is_at91sam9n12()))
+ || cpu_is_sama5d3()))
#define cpu_has_upll() (cpu_is_at91sam9g45() \
|| cpu_is_at91sam9x5() \
@@ -489,7 +489,7 @@ static int at91_clk_show(struct seq_file *s, void *unused)
seq_printf(s, "UCKR = %8x\n", uckr);
}
seq_printf(s, "MCKR = %8x\n", at91_pmc_read(AT91_PMC_MCKR));
- if (cpu_has_upll())
+ if (cpu_has_upll() || cpu_is_at91sam9n12())
seq_printf(s, "USB = %8x\n", at91_pmc_read(AT91_PMC_USB));
seq_printf(s, "SR = %8x\n", sr);
@@ -614,6 +614,8 @@ static u32 __init at91_usb_rate(struct clk *pll, u32 freq, u32 reg)
{
if (pll == &pllb && (reg & AT91_PMC_USB96M))
return freq / 2;
+ else if (pll == &utmi_clk || cpu_is_at91sam9n12())
+ return freq / (1 + ((reg & AT91_PMC_OHCIUSBDIV) >> 8));
else
return freq;
}
@@ -683,6 +685,8 @@ static struct clk *const standard_pmc_clocks[] __initconst = {
/* PLLB generated USB full speed clock init */
static void __init at91_pllb_usbfs_clock_init(unsigned long main_clock)
{
+ unsigned int reg;
+
/*
* USB clock init: choose 48 MHz PLLB value,
* disable 48MHz clock during usb peripheral suspend.
@@ -691,22 +695,35 @@ static void __init at91_pllb_usbfs_clock_init(unsigned long main_clock)
*/
uhpck.parent = &pllb;
- at91_pllb_usb_init = at91_pll_calc(main_clock, 48000000 * 2) | AT91_PMC_USB96M;
+ reg = at91_pllb_usb_init = at91_pll_calc(main_clock, 48000000 * 2);
pllb.rate_hz = at91_pll_rate(&pllb, main_clock, at91_pllb_usb_init);
if (cpu_is_at91rm9200()) {
+ reg = at91_pllb_usb_init |= AT91_PMC_USB96M;
uhpck.pmc_mask = AT91RM9200_PMC_UHP;
udpck.pmc_mask = AT91RM9200_PMC_UDP;
at91_pmc_write(AT91_PMC_SCER, AT91RM9200_PMC_MCKUDP);
} else if (cpu_is_at91sam9260() || cpu_is_at91sam9261() ||
cpu_is_at91sam9263() || cpu_is_at91sam9g20() ||
cpu_is_at91sam9g10()) {
+ reg = at91_pllb_usb_init |= AT91_PMC_USB96M;
+ uhpck.pmc_mask = AT91SAM926x_PMC_UHP;
+ udpck.pmc_mask = AT91SAM926x_PMC_UDP;
+ } else if (cpu_is_at91sam9n12()) {
+ /* Divider for USB clock is in USB clock register for 9n12 */
+ reg = AT91_PMC_USBS_PLLB;
+
+ /* For PLLB output 96M, set usb divider 2 (USBDIV + 1) */
+ reg |= AT91_PMC_OHCIUSBDIV_2;
+ at91_pmc_write(AT91_PMC_USB, reg);
+
+ /* Still setup masks */
uhpck.pmc_mask = AT91SAM926x_PMC_UHP;
udpck.pmc_mask = AT91SAM926x_PMC_UDP;
}
at91_pmc_write(AT91_CKGR_PLLBR, 0);
- udpck.rate_hz = at91_usb_rate(&pllb, pllb.rate_hz, at91_pllb_usb_init);
- uhpck.rate_hz = at91_usb_rate(&pllb, pllb.rate_hz, at91_pllb_usb_init);
+ udpck.rate_hz = at91_usb_rate(&pllb, pllb.rate_hz, reg);
+ uhpck.rate_hz = at91_usb_rate(&pllb, pllb.rate_hz, reg);
}
/* UPLL generated USB full speed clock init */
@@ -725,8 +742,7 @@ static void __init at91_upll_usbfs_clock_init(unsigned long main_clock)
/* Now set uhpck values */
uhpck.parent = &utmi_clk;
uhpck.pmc_mask = AT91SAM926x_PMC_UHP;
- uhpck.rate_hz = utmi_clk.rate_hz;
- uhpck.rate_hz /= 1 + ((at91_pmc_read(AT91_PMC_USB) & AT91_PMC_OHCIUSBDIV) >> 8);
+ uhpck.rate_hz = at91_usb_rate(&utmi_clk, utmi_clk.rate_hz, usbr);
}
static int __init at91_pmc_init(unsigned long main_clock)
diff --git a/arch/arm/mach-at91/cpuidle.c b/arch/arm/mach-at91/cpuidle.c
index 69f9e3bbf4e5..4ec6a6d9b9be 100644
--- a/arch/arm/mach-at91/cpuidle.c
+++ b/arch/arm/mach-at91/cpuidle.c
@@ -51,7 +51,7 @@ static struct cpuidle_driver at91_idle_driver = {
.states[1] = {
.enter = at91_enter_idle,
.exit_latency = 10,
- .target_residency = 100000,
+ .target_residency = 10000,
.flags = CPUIDLE_FLAG_TIME_VALID,
.name = "RAM_SR",
.desc = "WFI and DDR Self Refresh",
diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h
index 78ab06548658..f6de36aefe85 100644
--- a/arch/arm/mach-at91/generic.h
+++ b/arch/arm/mach-at91/generic.h
@@ -85,4 +85,4 @@ extern void __init at91_gpio_irq_setup(void);
extern int __init at91_gpio_of_irq_setup(struct device_node *node,
struct device_node *parent);
-extern int at91_extern_irq;
+extern u32 at91_get_extern_irq(void);
diff --git a/arch/arm/mach-at91/include/mach/at91_pmc.h b/arch/arm/mach-at91/include/mach/at91_pmc.h
index 2bd7f51b0b82..c604cc69acb5 100644
--- a/arch/arm/mach-at91/include/mach/at91_pmc.h
+++ b/arch/arm/mach-at91/include/mach/at91_pmc.h
@@ -130,7 +130,10 @@ extern void __iomem *at91_pmc_base;
#define AT91_PMC_USBS (0x1 << 0) /* USB OHCI Input clock selection */
#define AT91_PMC_USBS_PLLA (0 << 0)
#define AT91_PMC_USBS_UPLL (1 << 0)
+#define AT91_PMC_USBS_PLLB (1 << 0) /* [AT91SAMN12 only] */
#define AT91_PMC_OHCIUSBDIV (0xF << 8) /* Divider for USB OHCI Clock */
+#define AT91_PMC_OHCIUSBDIV_1 (0x0 << 8)
+#define AT91_PMC_OHCIUSBDIV_2 (0x1 << 8)
#define AT91_PMC_SMD 0x3c /* Soft Modem Clock Register [some SAM9 only] */
#define AT91_PMC_SMDS (0x1 << 0) /* SMD input clock selection */
diff --git a/arch/arm/mach-at91/irq.c b/arch/arm/mach-at91/irq.c
index e0ca59171022..3d192c5aee66 100644
--- a/arch/arm/mach-at91/irq.c
+++ b/arch/arm/mach-at91/irq.c
@@ -232,7 +232,14 @@ static void __maybe_unused at91_aic5_eoi(struct irq_data *d)
at91_aic_write(AT91_AIC5_EOICR, 0);
}
-unsigned long *at91_extern_irq;
+static unsigned long *at91_extern_irq;
+
+u32 at91_get_extern_irq(void)
+{
+ if (!at91_extern_irq)
+ return 0;
+ return *at91_extern_irq;
+}
#define is_extern_irq(hwirq) test_bit(hwirq, at91_extern_irq)
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
index 530db304ec5e..15afb5d9271f 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/arch/arm/mach-at91/pm.c
@@ -212,7 +212,7 @@ static int at91_pm_enter(suspend_state_t state)
(at91_pmc_read(AT91_PMC_PCSR)
| (1 << AT91_ID_FIQ)
| (1 << AT91_ID_SYS)
- | (at91_extern_irq))
+ | (at91_get_extern_irq()))
& at91_aic_read(AT91_AIC_IMR),
state);
diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c
index e2f4bdd146d6..b17fbcf4d9e8 100644
--- a/arch/arm/mach-at91/setup.c
+++ b/arch/arm/mach-at91/setup.c
@@ -48,7 +48,7 @@ void __init at91_init_irq_default(void)
void __init at91_init_interrupts(unsigned int *priority)
{
/* Initialize the AIC interrupt controller */
- at91_aic_init(priority, at91_extern_irq);
+ at91_aic_init(priority, at91_boot_soc.extern_irq);
/* Enable GPIO interrupts */
at91_gpio_irq_setup();
@@ -80,7 +80,7 @@ void __init at91_init_sram(int bank, unsigned long base, unsigned int length)
desc->pfn = __phys_to_pfn(base);
desc->length = length;
- desc->type = MT_DEVICE;
+ desc->type = MT_MEMORY_NONCACHED;
pr_info("AT91: sram at 0x%lx of 0x%x mapped at 0x%lx\n",
base, length, desc->virtual);
diff --git a/arch/arm/mach-at91/soc.h b/arch/arm/mach-at91/soc.h
index 43a225f9e713..a1e1482c6da8 100644
--- a/arch/arm/mach-at91/soc.h
+++ b/arch/arm/mach-at91/soc.h
@@ -6,6 +6,7 @@
struct at91_init_soc {
int builtin;
+ u32 extern_irq;
unsigned int *default_irq_priority;
void (*map_io)(void);
void (*ioremap_registers)(void);
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