@@ -827,6 +827,7 @@ config ARCH_U300
select GENERIC_CLOCKEVENTS
select HAVE_TCM
select SPARSE_IRQ
+ select USE_OF
help
Support for ST-Ericsson U300 series mobile platforms.
@@ -7,7 +7,5 @@ obj-m :=
obj-n :=
obj- :=
-obj-$(CONFIG_SPI_PL022) += spi.o
obj-$(CONFIG_MACH_U300_SPIDUMMY) += dummyspichip.o
-obj-$(CONFIG_I2C_STU300) += i2c.o
obj-$(CONFIG_REGULATOR_AB3100) += regulator.o
@@ -9,50 +9,20 @@
* Author: Linus Walleij <linus.walleij@stericsson.com>
*/
#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/spinlock.h>
-#include <linux/interrupt.h>
-#include <linux/bitops.h>
-#include <linux/device.h>
-#include <linux/mm.h>
-#include <linux/termios.h>
-#include <linux/dmaengine.h>
-#include <linux/amba/bus.h>
-#include <linux/amba/mmci.h>
-#include <linux/amba/pl022.h>
-#include <linux/amba/serial.h>
-#include <linux/platform_device.h>
-#include <linux/gpio.h>
-#include <linux/clk.h>
-#include <linux/err.h>
-#include <linux/mtd/nand.h>
-#include <linux/mtd/fsmc.h>
#include <linux/pinctrl/machine.h>
#include <linux/pinctrl/pinconf-generic.h>
-#include <linux/dma-mapping.h>
#include <linux/platform_data/clk-u300.h>
#include <linux/platform_data/pinctrl-coh901.h>
-#include <linux/platform_data/dma-coh901318.h>
-#include <linux/irqchip/arm-vic.h>
#include <linux/irqchip.h>
#include <linux/of_platform.h>
#include <linux/clocksource.h>
+#include <linux/clk.h>
-#include <asm/types.h>
-#include <asm/setup.h>
-#include <asm/memory.h>
#include <asm/mach/map.h>
-#include <asm/mach-types.h>
#include <asm/mach/arch.h>
-#include <mach/hardware.h>
+#include <mach/u300-regs.h>
#include <mach/syscon.h>
-#include <mach/irqs.h>
-
-#include "timer.h"
-#include "spi.h"
-#include "i2c.h"
-#include "u300-gpio.h"
/*
* Static I/O mappings that are needed for booting the U300 platforms. The
@@ -87,287 +57,6 @@ static void __init u300_map_io(void)
}
/*
- * Declaration of devices found on the U300 board and
- * their respective memory locations.
- */
-
-static struct amba_pl011_data uart0_plat_data = {
-#ifdef CONFIG_COH901318
- .dma_filter = coh901318_filter_id,
- .dma_rx_param = (void *) U300_DMA_UART0_RX,
- .dma_tx_param = (void *) U300_DMA_UART0_TX,
-#endif
-};
-
-/* Slow device at 0x3000 offset */
-static AMBA_APB_DEVICE(uart0, "uart0", 0, U300_UART0_BASE,
- { IRQ_U300_UART0 }, &uart0_plat_data);
-
-/* The U335 have an additional UART1 on the APP CPU */
-static struct amba_pl011_data uart1_plat_data = {
-#ifdef CONFIG_COH901318
- .dma_filter = coh901318_filter_id,
- .dma_rx_param = (void *) U300_DMA_UART1_RX,
- .dma_tx_param = (void *) U300_DMA_UART1_TX,
-#endif
-};
-
-/* Fast device at 0x7000 offset */
-static AMBA_APB_DEVICE(uart1, "uart1", 0, U300_UART1_BASE,
- { IRQ_U300_UART1 }, &uart1_plat_data);
-
-/* AHB device at 0x4000 offset */
-static AMBA_APB_DEVICE(pl172, "pl172", 0, U300_EMIF_CFG_BASE, { }, NULL);
-
-/* Fast device at 0x6000 offset */
-static AMBA_APB_DEVICE(pl022, "pl022", 0, U300_SPI_BASE,
- { IRQ_U300_SPI }, NULL);
-
-/* Fast device at 0x1000 offset */
-#define U300_MMCSD_IRQS { IRQ_U300_MMCSD_MCIINTR0, IRQ_U300_MMCSD_MCIINTR1 }
-
-static struct mmci_platform_data mmcsd_platform_data = {
- /*
- * Do not set ocr_mask or voltage translation function,
- * we have a regulator we can control instead.
- */
- .f_max = 24000000,
- .gpio_wp = -1,
- .gpio_cd = U300_GPIO_PIN_MMC_CD,
- .cd_invert = true,
- .capabilities = MMC_CAP_MMC_HIGHSPEED |
- MMC_CAP_SD_HIGHSPEED | MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
-#ifdef CONFIG_COH901318
- .dma_filter = coh901318_filter_id,
- .dma_rx_param = (void *) U300_DMA_MMCSD_RX_TX,
- /* Don't specify a TX channel, this RX channel is bidirectional */
-#endif
-};
-
-static AMBA_APB_DEVICE(mmcsd, "mmci", 0, U300_MMCSD_BASE,
- U300_MMCSD_IRQS, &mmcsd_platform_data);
-
-/*
- * The order of device declaration may be important, since some devices
- * have dependencies on other devices being initialized first.
- */
-static struct amba_device *amba_devs[] __initdata = {
- &uart0_device,
- &uart1_device,
- &pl022_device,
- &pl172_device,
- &mmcsd_device,
-};
-
-/* Here follows a list of all hw resources that the platform devices
- * allocate. Note, clock dependencies are not included
- */
-
-static struct resource gpio_resources[] = {
- {
- .start = U300_GPIO_BASE,
- .end = (U300_GPIO_BASE + SZ_4K - 1),
- .flags = IORESOURCE_MEM,
- },
- {
- .name = "gpio0",
- .start = IRQ_U300_GPIO_PORT0,
- .end = IRQ_U300_GPIO_PORT0,
- .flags = IORESOURCE_IRQ,
- },
- {
- .name = "gpio1",
- .start = IRQ_U300_GPIO_PORT1,
- .end = IRQ_U300_GPIO_PORT1,
- .flags = IORESOURCE_IRQ,
- },
- {
- .name = "gpio2",
- .start = IRQ_U300_GPIO_PORT2,
- .end = IRQ_U300_GPIO_PORT2,
- .flags = IORESOURCE_IRQ,
- },
- {
- .name = "gpio3",
- .start = IRQ_U300_GPIO_PORT3,
- .end = IRQ_U300_GPIO_PORT3,
- .flags = IORESOURCE_IRQ,
- },
- {
- .name = "gpio4",
- .start = IRQ_U300_GPIO_PORT4,
- .end = IRQ_U300_GPIO_PORT4,
- .flags = IORESOURCE_IRQ,
- },
- {
- .name = "gpio5",
- .start = IRQ_U300_GPIO_PORT5,
- .end = IRQ_U300_GPIO_PORT5,
- .flags = IORESOURCE_IRQ,
- },
- {
- .name = "gpio6",
- .start = IRQ_U300_GPIO_PORT6,
- .end = IRQ_U300_GPIO_PORT6,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct resource keypad_resources[] = {
- {
- .start = U300_KEYPAD_BASE,
- .end = U300_KEYPAD_BASE + SZ_4K - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .name = "coh901461-press",
- .start = IRQ_U300_KEYPAD_KEYBF,
- .end = IRQ_U300_KEYPAD_KEYBF,
- .flags = IORESOURCE_IRQ,
- },
- {
- .name = "coh901461-release",
- .start = IRQ_U300_KEYPAD_KEYBR,
- .end = IRQ_U300_KEYPAD_KEYBR,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct resource rtc_resources[] = {
- {
- .start = U300_RTC_BASE,
- .end = U300_RTC_BASE + SZ_4K - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = IRQ_U300_RTC,
- .end = IRQ_U300_RTC,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-/*
- * Fsmc does have IRQs: #43 and #44 (NFIF and NFIF2)
- * but these are not yet used by the driver.
- */
-static struct resource fsmc_resources[] = {
- {
- .name = "nand_addr",
- .start = U300_NAND_CS0_PHYS_BASE + PLAT_NAND_ALE,
- .end = U300_NAND_CS0_PHYS_BASE + PLAT_NAND_ALE + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .name = "nand_cmd",
- .start = U300_NAND_CS0_PHYS_BASE + PLAT_NAND_CLE,
- .end = U300_NAND_CS0_PHYS_BASE + PLAT_NAND_CLE + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .name = "nand_data",
- .start = U300_NAND_CS0_PHYS_BASE,
- .end = U300_NAND_CS0_PHYS_BASE + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .name = "fsmc_regs",
- .start = U300_NAND_IF_PHYS_BASE,
- .end = U300_NAND_IF_PHYS_BASE + SZ_4K - 1,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct resource i2c0_resources[] = {
- {
- .start = U300_I2C0_BASE,
- .end = U300_I2C0_BASE + SZ_4K - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = IRQ_U300_I2C0,
- .end = IRQ_U300_I2C0,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct resource i2c1_resources[] = {
- {
- .start = U300_I2C1_BASE,
- .end = U300_I2C1_BASE + SZ_4K - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = IRQ_U300_I2C1,
- .end = IRQ_U300_I2C1,
- .flags = IORESOURCE_IRQ,
- },
-
-};
-
-static struct resource wdog_resources[] = {
- {
- .start = U300_WDOG_BASE,
- .end = U300_WDOG_BASE + SZ_4K - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = IRQ_U300_WDOG,
- .end = IRQ_U300_WDOG,
- .flags = IORESOURCE_IRQ,
- }
-};
-
-static struct resource dma_resource[] = {
- {
- .start = U300_DMAC_BASE,
- .end = U300_DMAC_BASE + PAGE_SIZE - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = IRQ_U300_DMA,
- .end = IRQ_U300_DMA,
- .flags = IORESOURCE_IRQ,
- }
-};
-
-
-static struct resource pinctrl_resources[] = {
- {
- .start = U300_SYSCON_BASE,
- .end = U300_SYSCON_BASE + SZ_4K - 1,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct platform_device wdog_device = {
- .name = "coh901327_wdog",
- .id = -1,
- .num_resources = ARRAY_SIZE(wdog_resources),
- .resource = wdog_resources,
-};
-
-static struct platform_device i2c0_device = {
- .name = "stu300",
- .id = 0,
- .num_resources = ARRAY_SIZE(i2c0_resources),
- .resource = i2c0_resources,
-};
-
-static struct platform_device i2c1_device = {
- .name = "stu300",
- .id = 1,
- .num_resources = ARRAY_SIZE(i2c1_resources),
- .resource = i2c1_resources,
-};
-
-static struct platform_device pinctrl_device = {
- .name = "pinctrl-u300",
- .id = -1,
- .num_resources = ARRAY_SIZE(pinctrl_resources),
- .resource = pinctrl_resources,
-};
-
-/*
* The different variants have a few different versions of the
* GPIO block, with different number of ports.
*/
@@ -376,75 +65,6 @@ static struct u300_gpio_platform u300_gpio_plat = {
.gpio_base = 0,
};
-static struct platform_device gpio_device = {
- .name = "u300-gpio",
- .id = -1,
- .num_resources = ARRAY_SIZE(gpio_resources),
- .resource = gpio_resources,
- .dev = {
- .platform_data = &u300_gpio_plat,
- },
-};
-
-static struct platform_device keypad_device = {
- .name = "keypad",
- .id = -1,
- .num_resources = ARRAY_SIZE(keypad_resources),
- .resource = keypad_resources,
-};
-
-static struct platform_device rtc_device = {
- .name = "rtc-coh901331",
- .id = -1,
- .num_resources = ARRAY_SIZE(rtc_resources),
- .resource = rtc_resources,
-};
-
-static struct mtd_partition u300_partitions[] = {
- {
- .name = "bootrecords",
- .offset = 0,
- .size = SZ_128K,
- },
- {
- .name = "free",
- .offset = SZ_128K,
- .size = 8064 * SZ_1K,
- },
- {
- .name = "platform",
- .offset = 8192 * SZ_1K,
- .size = 253952 * SZ_1K,
- },
-};
-
-static struct fsmc_nand_platform_data nand_platform_data = {
- .partitions = u300_partitions,
- .nr_partitions = ARRAY_SIZE(u300_partitions),
- .options = NAND_SKIP_BBTSCAN,
- .width = FSMC_NAND_BW8,
-};
-
-static struct platform_device nand_device = {
- .name = "fsmc-nand",
- .id = -1,
- .resource = fsmc_resources,
- .num_resources = ARRAY_SIZE(fsmc_resources),
- .dev = {
- .platform_data = &nand_platform_data,
- },
-};
-
-static struct platform_device dma_device = {
- .name = "coh901318",
- .id = -1,
- .resource = dma_resource,
- .num_resources = ARRAY_SIZE(dma_resource),
- .dev = {
- .coherent_dma_mask = ~0,
- },
-};
-
static unsigned long pin_pullup_conf[] = {
PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_UP, 1),
};
@@ -471,61 +91,6 @@ static struct pinctrl_map __initdata u300_pinmux_map[] = {
pin_highz_conf),
};
-/*
- * Notice that AMBA devices are initialized before platform devices.
- *
- */
-static struct platform_device *platform_devs[] __initdata = {
- &dma_device,
- &i2c0_device,
- &i2c1_device,
- &keypad_device,
- &rtc_device,
- &pinctrl_device,
- &gpio_device,
- &nand_device,
- &wdog_device,
-};
-
-/*
- * Interrupts: the U300 platforms have two pl190 ARM PrimeCells connected
- * together so some interrupts are connected to the first one and some
- * to the second one.
- */
-static void __init u300_init_irq(void)
-{
- u32 mask[2] = {0, 0};
- struct clk *clk;
- int i;
-
- /* initialize clocking early, we want to clock the INTCON */
- u300_clk_init(U300_SYSCON_VBASE);
-
- /* Bootstrap EMIF and SEMI clocks */
- clk = clk_get_sys("pl172", NULL);
- BUG_ON(IS_ERR(clk));
- clk_prepare_enable(clk);
- clk = clk_get_sys("semi", NULL);
- BUG_ON(IS_ERR(clk));
- clk_prepare_enable(clk);
-
- /* Clock the interrupt controller */
- clk = clk_get_sys("intcon", NULL);
- BUG_ON(IS_ERR(clk));
- clk_prepare_enable(clk);
-
- for (i = 0; i < U300_VIC_IRQS_END; i++)
- set_bit(i, (unsigned long *) &mask[0]);
- vic_init((void __iomem *) U300_INTCON0_VBASE, IRQ_U300_INTCON0_START,
- mask[0], mask[0]);
- vic_init((void __iomem *) U300_INTCON1_VBASE, IRQ_U300_INTCON1_START,
- mask[1], mask[1]);
-}
-
-
-/*
- * U300 platforms peripheral handling
- */
struct db_chip {
u16 chipid;
const char *name;
@@ -604,74 +169,6 @@ static void __init u300_init_check_chip(void)
}
}
-/*
- * Some devices and their resources require reserved physical memory from
- * the end of the available RAM. This function traverses the list of devices
- * and assigns actual addresses to these.
- */
-static void __init u300_assign_physmem(void)
-{
- unsigned long curr_start = __pa(high_memory);
- int i, j;
-
- for (i = 0; i < ARRAY_SIZE(platform_devs); i++) {
- for (j = 0; j < platform_devs[i]->num_resources; j++) {
- struct resource *const res =
- &platform_devs[i]->resource[j];
-
- if (IORESOURCE_MEM == res->flags &&
- 0 == res->start) {
- res->start = curr_start;
- res->end += curr_start;
- curr_start += resource_size(res);
-
- printk(KERN_INFO "core.c: Mapping RAM " \
- "%#x-%#x to device %s:%s\n",
- res->start, res->end,
- platform_devs[i]->name, res->name);
- }
- }
- }
-}
-
-static void __init u300_init_machine(void)
-{
- int i;
- u16 val;
-
- /* Check what platform we run and print some status information */
- u300_init_check_chip();
-
- /* Initialize SPI device with some board specifics */
- u300_spi_init(&pl022_device);
-
- /* Register the AMBA devices in the AMBA bus abstraction layer */
- for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
- struct amba_device *d = amba_devs[i];
- amba_device_register(d, &iomem_resource);
- }
-
- u300_assign_physmem();
-
- /* Initialize pinmuxing */
- pinctrl_register_mappings(u300_pinmux_map,
- ARRAY_SIZE(u300_pinmux_map));
-
- /* Register subdevices on the I2C buses */
- u300_i2c_register_board_devices();
-
- /* Register the platform devices */
- platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs));
-
- /* Register subdevices on the SPI bus */
- u300_spi_register_board_devices();
-
- /* Enable SEMI self refresh */
- val = readw(U300_SYSCON_VBASE + U300_SYSCON_SMCR) |
- U300_SYSCON_SMCR_SEMI_SREFREQ_ENABLE;
- writew(val, U300_SYSCON_VBASE + U300_SYSCON_SMCR);
-}
-
/* Forward declare this function from the watchdog */
void coh901327_watchdog_reset(void);
@@ -692,35 +189,6 @@ static void u300_restart(char mode, const char *cmd)
while (1);
}
-MACHINE_START(U300, "Ericsson AB U335 S335/B335 Prototype Board")
- /* Maintainer: Linus Walleij <linus.walleij@stericsson.com> */
- .atag_offset = 0x100,
- .map_io = u300_map_io,
- .nr_irqs = 0,
- .init_irq = u300_init_irq,
- .init_time = u300_timer_init,
- .init_machine = u300_init_machine,
- .restart = u300_restart,
-MACHINE_END
-
-#ifdef CONFIG_OF
-
-static struct pl022_ssp_controller spi_plat_data = {
- /* If you have several SPI buses this varies, we have only bus 0 */
- .bus_id = 0,
- /*
- * On the APP CPU GPIO 4, 5 and 6 are connected as generic
- * chip selects for SPI. (Same on U330, U335 and U365.)
- * TODO: make sure the GPIO driver can select these properly
- * and do padmuxing accordingly too.
- */
- .num_chipselect = 3,
- .enable_dma = 1,
- .dma_filter = coh901318_filter_id,
- .dma_rx_param = (void *) U300_DMA_SPI_RX,
- .dma_tx_param = (void *) U300_DMA_SPI_TX,
-};
-
/* These are mostly to get the right device names for the clock lookups */
static struct of_dev_auxdata u300_auxdata_lookup[] __initdata = {
OF_DEV_AUXDATA("stericsson,pinctrl-u300", U300_SYSCON_BASE,
@@ -736,17 +204,17 @@ static struct of_dev_auxdata u300_auxdata_lookup[] __initdata = {
OF_DEV_AUXDATA("stericsson,fsmc-nand", U300_NAND_IF_PHYS_BASE,
"fsmc-nand", NULL),
OF_DEV_AUXDATA("arm,primecell", U300_UART0_BASE,
- "uart0", &uart0_plat_data),
+ "uart0", NULL),
OF_DEV_AUXDATA("arm,primecell", U300_UART1_BASE,
- "uart1", &uart1_plat_data),
+ "uart1", NULL),
OF_DEV_AUXDATA("arm,primecell", U300_SPI_BASE,
- "pl022", &spi_plat_data),
+ "pl022", NULL),
OF_DEV_AUXDATA("st,ddci2c", U300_I2C0_BASE,
"stu300.0", NULL),
OF_DEV_AUXDATA("st,ddci2c", U300_I2C1_BASE,
"stu300.1", NULL),
OF_DEV_AUXDATA("arm,primecell", U300_MMCSD_BASE,
- "mmci", &mmcsd_platform_data),
+ "mmci", NULL),
{ /* sentinel */ },
};
@@ -780,8 +248,6 @@ static void __init u300_init_machine_dt(void)
/* Check what platform we run and print some status information */
u300_init_check_chip();
- u300_assign_physmem();
-
/* Initialize pinmuxing */
pinctrl_register_mappings(u300_pinmux_map,
ARRAY_SIZE(u300_pinmux_map));
@@ -808,5 +274,3 @@ DT_MACHINE_START(U300_DT, "U300 S335/B335 (Device Tree)")
.restart = u300_restart,
.dt_compat = u300_board_compat,
MACHINE_END
-
-#endif /* CONFIG_OF */
deleted file mode 100644
@@ -1,285 +0,0 @@
-/*
- * arch/arm/mach-u300/i2c.c
- *
- * Copyright (C) 2009-2012 ST-Ericsson AB
- * License terms: GNU General Public License (GPL) version 2
- *
- * Register board i2c devices
- * Author: Linus Walleij <linus.walleij@stericsson.com>
- */
-#include <linux/kernel.h>
-#include <linux/i2c.h>
-#include <linux/mfd/ab3100.h>
-#include <linux/regulator/machine.h>
-#include <linux/amba/bus.h>
-#include <mach/irqs.h>
-
-/*
- * Initial settings of ab3100 registers.
- * Common for below LDO regulator settings are that
- * bit 7-5 controls voltage. Bit 4 turns regulator ON(1) or OFF(0).
- * Bit 3-2 controls sleep enable and bit 1-0 controls sleep mode.
- */
-
-/* LDO_A 0x16: 2.75V, ON, SLEEP_A, SLEEP OFF GND */
-#define LDO_A_SETTING 0x16
-/* LDO_C 0x10: 2.65V, ON, SLEEP_A or B, SLEEP full power */
-#define LDO_C_SETTING 0x10
-/* LDO_D 0x10: 2.65V, ON, sleep mode not used */
-#define LDO_D_SETTING 0x10
-/* LDO_E 0x10: 1.8V, ON, SLEEP_A or B, SLEEP full power */
-#define LDO_E_SETTING 0x10
-/* LDO_E SLEEP 0x00: 1.8V, not used, SLEEP_A or B, not used */
-#define LDO_E_SLEEP_SETTING 0x00
-/* LDO_F 0xD0: 2.5V, ON, SLEEP_A or B, SLEEP full power */
-#define LDO_F_SETTING 0xD0
-/* LDO_G 0x00: 2.85V, OFF, SLEEP_A or B, SLEEP full power */
-#define LDO_G_SETTING 0x00
-/* LDO_H 0x18: 2.75V, ON, SLEEP_B, SLEEP full power */
-#define LDO_H_SETTING 0x18
-/* LDO_K 0x00: 2.75V, OFF, SLEEP_A or B, SLEEP full power */
-#define LDO_K_SETTING 0x00
-/* LDO_EXT 0x00: Voltage not set, OFF, not used, not used */
-#define LDO_EXT_SETTING 0x00
-/* BUCK 0x7D: 1.2V, ON, SLEEP_A and B, SLEEP low power */
-#define BUCK_SETTING 0x7D
-/* BUCK SLEEP 0xAC: 1.05V, Not used, SLEEP_A and B, Not used */
-#define BUCK_SLEEP_SETTING 0xAC
-
-#ifdef CONFIG_AB3100_CORE
-static struct regulator_consumer_supply supply_ldo_c[] = {
- {
- .dev_name = "ab3100-codec",
- .supply = "vaudio", /* Powers the codec */
- },
-};
-
-/*
- * This one needs to be a supply so we can turn it off
- * in order to shut down the system.
- */
-static struct regulator_consumer_supply supply_ldo_d[] = {
- {
- .supply = "vana15", /* Powers the SoC (CPU etc) */
- },
-};
-
-static struct regulator_consumer_supply supply_ldo_g[] = {
- {
- .dev_name = "mmci",
- .supply = "vmmc", /* Powers MMC/SD card */
- },
-};
-
-static struct regulator_consumer_supply supply_ldo_h[] = {
- {
- .dev_name = "xgam_pdi",
- .supply = "vdisp", /* Powers camera, display etc */
- },
-};
-
-static struct regulator_consumer_supply supply_ldo_k[] = {
- {
- .dev_name = "irda",
- .supply = "vir", /* Power IrDA */
- },
-};
-
-/*
- * This is a placeholder for whoever wish to use the
- * external power.
- */
-static struct regulator_consumer_supply supply_ldo_ext[] = {
- {
- .supply = "vext", /* External power */
- },
-};
-
-/* Preset (hardware defined) voltages for these regulators */
-#define LDO_A_VOLTAGE 2750000
-#define LDO_C_VOLTAGE 2650000
-#define LDO_D_VOLTAGE 2650000
-
-static struct ab3100_platform_data ab3100_plf_data = {
- .reg_constraints = {
- /* LDO A routing and constraints */
- {
- .constraints = {
- .name = "vrad",
- .min_uV = LDO_A_VOLTAGE,
- .max_uV = LDO_A_VOLTAGE,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .always_on = 1,
- .boot_on = 1,
- },
- },
- /* LDO C routing and constraints */
- {
- .constraints = {
- .min_uV = LDO_C_VOLTAGE,
- .max_uV = LDO_C_VOLTAGE,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- },
- .num_consumer_supplies = ARRAY_SIZE(supply_ldo_c),
- .consumer_supplies = supply_ldo_c,
- },
- /* LDO D routing and constraints */
- {
- .constraints = {
- .min_uV = LDO_D_VOLTAGE,
- .max_uV = LDO_D_VOLTAGE,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .valid_ops_mask = REGULATOR_CHANGE_STATUS,
- /*
- * Actually this is boot_on but we need
- * to reference count it externally to
- * be able to shut down the system.
- */
- },
- .num_consumer_supplies = ARRAY_SIZE(supply_ldo_d),
- .consumer_supplies = supply_ldo_d,
- },
- /* LDO E routing and constraints */
- {
- .constraints = {
- .name = "vio",
- .min_uV = 1800000,
- .max_uV = 1800000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .always_on = 1,
- .boot_on = 1,
- },
- },
- /* LDO F routing and constraints */
- {
- .constraints = {
- .name = "vana25",
- .min_uV = 2500000,
- .max_uV = 2500000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .always_on = 1,
- .boot_on = 1,
- },
- },
- /* LDO G routing and constraints */
- {
- .constraints = {
- .min_uV = 1500000,
- .max_uV = 2850000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .valid_ops_mask =
- REGULATOR_CHANGE_VOLTAGE |
- REGULATOR_CHANGE_STATUS,
- },
- .num_consumer_supplies = ARRAY_SIZE(supply_ldo_g),
- .consumer_supplies = supply_ldo_g,
- },
- /* LDO H routing and constraints */
- {
- .constraints = {
- .min_uV = 1200000,
- .max_uV = 2750000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .valid_ops_mask =
- REGULATOR_CHANGE_VOLTAGE |
- REGULATOR_CHANGE_STATUS,
- },
- .num_consumer_supplies = ARRAY_SIZE(supply_ldo_h),
- .consumer_supplies = supply_ldo_h,
- },
- /* LDO K routing and constraints */
- {
- .constraints = {
- .min_uV = 1800000,
- .max_uV = 2750000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .valid_ops_mask =
- REGULATOR_CHANGE_VOLTAGE |
- REGULATOR_CHANGE_STATUS,
- },
- .num_consumer_supplies = ARRAY_SIZE(supply_ldo_k),
- .consumer_supplies = supply_ldo_k,
- },
- /* External regulator interface. No fixed voltage specified.
- * If we knew the voltage of the external regulator and it
- * was connected on the board, we could add the (fixed)
- * voltage for it here.
- */
- {
- .constraints = {
- .min_uV = 0,
- .max_uV = 0,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .valid_ops_mask =
- REGULATOR_CHANGE_STATUS,
- },
- .num_consumer_supplies = ARRAY_SIZE(supply_ldo_ext),
- .consumer_supplies = supply_ldo_ext,
- },
- /* Buck converter routing and constraints */
- {
- .constraints = {
- .name = "vcore",
- .min_uV = 1200000,
- .max_uV = 1800000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .valid_ops_mask =
- REGULATOR_CHANGE_VOLTAGE,
- .always_on = 1,
- .boot_on = 1,
- },
- },
- },
- .reg_initvals = {
- LDO_A_SETTING,
- LDO_C_SETTING,
- LDO_E_SETTING,
- LDO_E_SLEEP_SETTING,
- LDO_F_SETTING,
- LDO_G_SETTING,
- LDO_H_SETTING,
- LDO_K_SETTING,
- LDO_EXT_SETTING,
- BUCK_SETTING,
- BUCK_SLEEP_SETTING,
- LDO_D_SETTING,
- },
-};
-#endif
-
-static struct i2c_board_info __initdata bus0_i2c_board_info[] = {
-#ifdef CONFIG_AB3100_CORE
- {
- .type = "ab3100",
- .addr = 0x48,
- .irq = IRQ_U300_IRQ0_EXT,
- .platform_data = &ab3100_plf_data,
- },
-#else
- { },
-#endif
-};
-
-static struct i2c_board_info __initdata bus1_i2c_board_info[] = {
- {
- .type = "fwcam",
- .addr = 0x10,
- },
- {
- .type = "fwcam",
- .addr = 0x5d,
- },
-};
-
-void __init u300_i2c_register_board_devices(void)
-{
- i2c_register_board_info(0, bus0_i2c_board_info,
- ARRAY_SIZE(bus0_i2c_board_info));
- /*
- * This makes the core shut down all unused regulators
- * after all the initcalls have completed.
- */
- regulator_has_full_constraints();
- i2c_register_board_info(1, bus1_i2c_board_info,
- ARRAY_SIZE(bus1_i2c_board_info));
-}
deleted file mode 100644
@@ -1,23 +0,0 @@
-/*
- * arch/arm/mach-u300/i2c.h
- *
- * Copyright (C) 2009 ST-Ericsson AB
- * License terms: GNU General Public License (GPL) version 2
- *
- * Register board i2c devices
- * Author: Linus Walleij <linus.walleij@stericsson.com>
- */
-
-#ifndef MACH_U300_I2C_H
-#define MACH_U300_I2C_H
-
-#ifdef CONFIG_I2C_STU300
-void __init u300_i2c_register_board_devices(void);
-#else
-/* Compile out this stuff if no I2C adapter is available */
-static inline void __init u300_i2c_register_board_devices(void)
-{
-}
-#endif
-
-#endif
@@ -58,10 +58,7 @@ static int __init __u300_init_boardpower(struct platform_device *pdev)
u32 val;
pr_info("U300: setting up board power\n");
- if (pdev)
- main_power_15 = regulator_get(&pdev->dev, "vana15");
- else
- main_power_15 = regulator_get(NULL, "vana15");
+ main_power_15 = regulator_get(&pdev->dev, "vana15");
if (IS_ERR(main_power_15)) {
pr_err("could not get vana15");
@@ -114,11 +111,8 @@ static struct platform_driver s365_board_driver = {
*/
static int __init u300_init_boardpower(void)
{
- if (of_have_populated_dt())
- return platform_driver_probe(&s365_board_driver,
- s365_board_probe);
- /* Only call this on non-DT boots */
- return __u300_init_boardpower(NULL);
+ return platform_driver_probe(&s365_board_driver,
+ s365_board_probe);
}
device_initcall(u300_init_boardpower);
deleted file mode 100644
@@ -1,102 +0,0 @@
-/*
- * arch/arm/mach-u300/spi.c
- *
- * Copyright (C) 2009 ST-Ericsson AB
- * License terms: GNU General Public License (GPL) version 2
- *
- * Author: Linus Walleij <linus.walleij@stericsson.com>
- */
-#include <linux/device.h>
-#include <linux/amba/bus.h>
-#include <linux/spi/spi.h>
-#include <linux/amba/pl022.h>
-#include <linux/platform_data/dma-coh901318.h>
-#include <linux/err.h>
-
-/*
- * The following is for the actual devices on the SSP/SPI bus
- */
-#ifdef CONFIG_MACH_U300_SPIDUMMY
-static void select_dummy_chip(u32 chipselect)
-{
- pr_debug("CORE: %s called with CS=0x%x (%s)\n",
- __func__,
- chipselect,
- chipselect ? "unselect chip" : "select chip");
- /*
- * Here you would write the chip select value to the GPIO pins if
- * this was a real chip (but this is a loopback dummy).
- */
-}
-
-struct pl022_config_chip dummy_chip_info = {
- /* available POLLING_TRANSFER, INTERRUPT_TRANSFER, DMA_TRANSFER */
- .com_mode = DMA_TRANSFER,
- .iface = SSP_INTERFACE_MOTOROLA_SPI,
- /* We can only act as master but SSP_SLAVE is possible in theory */
- .hierarchy = SSP_MASTER,
- /* 0 = drive TX even as slave, 1 = do not drive TX as slave */
- .slave_tx_disable = 0,
- .rx_lev_trig = SSP_RX_4_OR_MORE_ELEM,
- .tx_lev_trig = SSP_TX_4_OR_MORE_EMPTY_LOC,
- .ctrl_len = SSP_BITS_12,
- .wait_state = SSP_MWIRE_WAIT_ZERO,
- .duplex = SSP_MICROWIRE_CHANNEL_FULL_DUPLEX,
- /*
- * This is where you insert a call to a function to enable CS
- * (usually GPIO) for a certain chip.
- */
- .cs_control = select_dummy_chip,
-};
-#endif
-
-static struct spi_board_info u300_spi_devices[] = {
-#ifdef CONFIG_MACH_U300_SPIDUMMY
- {
- /* A dummy chip used for loopback tests */
- .modalias = "spi-dummy",
- /* Really dummy, pass in additional chip config here */
- .platform_data = NULL,
- /* This defines how the controller shall handle the device */
- .controller_data = &dummy_chip_info,
- /* .irq - no external IRQ routed from this device */
- .max_speed_hz = 1000000,
- .bus_num = 0, /* Only one bus on this chip */
- .chip_select = 0,
- /* Means SPI_CS_HIGH, change if e.g low CS */
- .mode = SPI_MODE_1 | SPI_LOOP,
- },
-#endif
-};
-
-static struct pl022_ssp_controller ssp_platform_data = {
- /* If you have several SPI buses this varies, we have only bus 0 */
- .bus_id = 0,
- /*
- * On the APP CPU GPIO 4, 5 and 6 are connected as generic
- * chip selects for SPI. (Same on U330, U335 and U365.)
- * TODO: make sure the GPIO driver can select these properly
- * and do padmuxing accordingly too.
- */
- .num_chipselect = 3,
-#ifdef CONFIG_COH901318
- .enable_dma = 1,
- .dma_filter = coh901318_filter_id,
- .dma_rx_param = (void *) U300_DMA_SPI_RX,
- .dma_tx_param = (void *) U300_DMA_SPI_TX,
-#else
- .enable_dma = 0,
-#endif
-};
-
-
-void __init u300_spi_init(struct amba_device *adev)
-{
- adev->dev.platform_data = &ssp_platform_data;
-}
-
-void __init u300_spi_register_board_devices(void)
-{
- /* Register any SPI devices */
- spi_register_board_info(u300_spi_devices, ARRAY_SIZE(u300_spi_devices));
-}
deleted file mode 100644
@@ -1,26 +0,0 @@
-/*
- * arch/arm/mach-u300/spi.h
- *
- * Copyright (C) 2009 ST-Ericsson AB
- * License terms: GNU General Public License (GPL) version 2
- *
- * Author: Linus Walleij <linus.walleij@stericsson.com>
- */
-#ifndef SPI_H
-#define SPI_H
-#include <linux/amba/bus.h>
-
-#ifdef CONFIG_SPI_PL022
-void __init u300_spi_init(struct amba_device *adev);
-void __init u300_spi_register_board_devices(void);
-#else
-/* Compile out SPI support if PL022 is not selected */
-static inline void __init u300_spi_init(struct amba_device *adev)
-{
-}
-static inline void __init u300_spi_register_board_devices(void)
-{
-}
-#endif
-
-#endif
@@ -30,8 +30,6 @@
#include <asm/mach/map.h>
#include <asm/mach/time.h>
-#include "timer.h"
-
/*
* APP side special timer registers
* This timer contains four timers which can fire an interrupt each.
@@ -361,12 +359,22 @@ static struct delay_timer u300_delay_timer;
/*
* This sets up the system timers, clock source and clock event.
*/
-static void __init u300_timer_setup(void __iomem *base, int irq)
+static void __init u300_timer_init_of(struct device_node *np)
{
+ struct resource irq_res;
+ int irq;
struct clk *clk;
unsigned long rate;
- u300_timer_base = base;
+ u300_timer_base = of_iomap(np, 0);
+ if (!u300_timer_base)
+ panic("could not ioremap system timer\n");
+
+ /* Get the IRQ for the GP1 timer */
+ irq = of_irq_to_resource(np, 2, &irq_res);
+ if (irq <= 0)
+ panic("no IRQ for system timer\n");
+
pr_info("U300 GP1 timer @ base: %p, IRQ: %d\n", u300_timer_base, irq);
/* Clock the interrupt controller */
@@ -433,27 +441,5 @@ static void __init u300_timer_setup(void __iomem *base, int irq)
*/
}
-
-void __init u300_timer_init()
-{
- u300_timer_setup(U300_TIMER_APP_VBASE, IRQ_U300_TIMER_APP_GP1);
-}
-
-#ifdef CONFIG_OF
-
-static void __init u300_timer_init_of(struct device_node *np)
-{
- void __iomem *base;
- struct resource irq_res;
- int irq;
-
- base = of_iomap(np, 0);
- /* Get the IRQ for the GP1 timer */
- irq = of_irq_to_resource(np, 2, &irq_res);
- u300_timer_setup(base, irq);
-}
-
CLOCKSOURCE_OF_DECLARE(u300_timer, "stericsson,u300-apptimer",
u300_timer_init_of);
-
-#endif
deleted file mode 100644
@@ -1,2 +0,0 @@
-extern void u300_timer_init(void);
-
deleted file mode 100644
@@ -1,70 +0,0 @@
-/*
- * Individual pin assignments for the B335/S335.
- * Notice that the actual usage of these pins depends on the
- * PAD MUX settings, that is why the same number can potentially
- * appear several times. In the reference design each pin is only
- * used for one purpose. These were determined by inspecting the
- * S365 schematic.
- */
-#define U300_GPIO_PIN_UART_RX 0
-#define U300_GPIO_PIN_UART_TX 1
-#define U300_GPIO_PIN_UART_CTS 2
-#define U300_GPIO_PIN_UART_RTS 3
-#define U300_GPIO_PIN_CAM_MAIN_STANDBY 4 /* Camera MAIN standby */
-#define U300_GPIO_PIN_GPIO05 5 /* Unrouted */
-#define U300_GPIO_PIN_MS_CD 6 /* Memory Stick Card insertion */
-#define U300_GPIO_PIN_GPIO07 7 /* Test point TP2430 */
-
-#define U300_GPIO_PIN_GPIO08 8 /* Test point TP2437 */
-#define U300_GPIO_PIN_GPIO09 9 /* Test point TP2431 */
-#define U300_GPIO_PIN_GPIO10 10 /* Test point TP2432 */
-#define U300_GPIO_PIN_MMC_CLKRET 11 /* Clock return from MMC/SD card */
-#define U300_GPIO_PIN_MMC_CD 12 /* MMC Card insertion detection */
-#define U300_GPIO_PIN_CAM_SUB_STANDBY 13 /* Camera SUB standby */
-#define U300_GPIO_PIN_GPIO14 14 /* Test point TP2436 */
-#define U300_GPIO_PIN_GPIO15 15 /* Unrouted */
-
-#define U300_GPIO_PIN_GPIO16 16 /* Test point TP2438 */
-#define U300_GPIO_PIN_PHFSENSE 17 /* Headphone jack sensing */
-#define U300_GPIO_PIN_GPIO18 18 /* Test point TP2439 */
-#define U300_GPIO_PIN_GPIO19 19 /* Routed somewhere */
-#define U300_GPIO_PIN_GPIO20 20 /* Unrouted */
-#define U300_GPIO_PIN_GPIO21 21 /* Unrouted */
-#define U300_GPIO_PIN_GPIO22 22 /* Unrouted */
-#define U300_GPIO_PIN_GPIO23 23 /* Unrouted */
-
-#define U300_GPIO_PIN_GPIO24 24 /* Unrouted */
-#define U300_GPIO_PIN_GPIO25 25 /* Unrouted */
-#define U300_GPIO_PIN_GPIO26 26 /* Unrouted */
-#define U300_GPIO_PIN_GPIO27 27 /* Unrouted */
-#define U300_GPIO_PIN_GPIO28 28 /* Unrouted */
-#define U300_GPIO_PIN_GPIO29 29 /* Unrouted */
-#define U300_GPIO_PIN_GPIO30 30 /* Unrouted */
-#define U300_GPIO_PIN_GPIO31 31 /* Unrouted */
-
-#define U300_GPIO_PIN_GPIO32 32 /* Unrouted */
-#define U300_GPIO_PIN_GPIO33 33 /* Unrouted */
-#define U300_GPIO_PIN_GPIO34 34 /* Unrouted */
-#define U300_GPIO_PIN_GPIO35 35 /* Unrouted */
-#define U300_GPIO_PIN_GPIO36 36 /* Unrouted */
-#define U300_GPIO_PIN_GPIO37 37 /* Unrouted */
-#define U300_GPIO_PIN_GPIO38 38 /* Unrouted */
-#define U300_GPIO_PIN_GPIO39 39 /* Unrouted */
-
-#define U300_GPIO_PIN_GPIO40 40 /* Unrouted */
-#define U300_GPIO_PIN_GPIO41 41 /* Unrouted */
-#define U300_GPIO_PIN_GPIO42 42 /* Unrouted */
-#define U300_GPIO_PIN_GPIO43 43 /* Unrouted */
-#define U300_GPIO_PIN_GPIO44 44 /* Unrouted */
-#define U300_GPIO_PIN_GPIO45 45 /* Unrouted */
-#define U300_GPIO_PIN_GPIO46 46 /* Unrouted */
-#define U300_GPIO_PIN_GPIO47 47 /* Unrouted */
-
-#define U300_GPIO_PIN_GPIO48 48 /* Unrouted */
-#define U300_GPIO_PIN_GPIO49 49 /* Unrouted */
-#define U300_GPIO_PIN_GPIO50 50 /* Unrouted */
-#define U300_GPIO_PIN_GPIO51 51 /* Unrouted */
-#define U300_GPIO_PIN_GPIO52 52 /* Unrouted */
-#define U300_GPIO_PIN_GPIO53 53 /* Unrouted */
-#define U300_GPIO_PIN_GPIO54 54 /* Unrouted */
-#define U300_GPIO_PIN_GPIO55 55 /* Unrouted */