Merge git://git.kernel.org/pub/scm/linux/kernel/git/hskinnemoen/avr32-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/hskinnemoen/avr32-2.6: avr32: some mmc/sd cleanups include/video/atmel_lcdc.h must #include <linux/workqueue.h> avr32: allow system timer to share interrupt to make OProfile work drivers/misc/atmel-ssc.c: Removed duplicated include avr32: Add platform data for AC97C platform device avr32: clean up mci platform code fix avr32 build errors
This commit is contained in:
Linus Torvalds
commit
7a82323da3
8 changed files with 81 additions and 32 deletions
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@ -21,6 +21,8 @@
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#include <asm/io.h>
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#include <asm/setup.h>
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#include <asm/atmel-mci.h>
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#include <asm/arch/at32ap700x.h>
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#include <asm/arch/board.h>
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#include <asm/arch/init.h>
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@ -260,6 +262,21 @@ void __init setup_board(void)
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at32_setup_serial_console(0);
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}
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#ifndef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
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/* MMC card detect requires MACB0 *NOT* be used */
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#ifdef CONFIG_BOARD_ATSTK1002_SW6_CUSTOM
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static struct mci_platform_data __initdata mci0_data = {
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.detect_pin = GPIO_PIN_PC(14), /* gpio30/sdcd */
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.wp_pin = GPIO_PIN_PC(15), /* gpio31/sdwp */
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};
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#define MCI_PDATA &mci0_data
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#else
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#define MCI_PDATA NULL
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#endif /* SW6 for sd{cd,wp} routing */
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#endif /* SW2 for MMC signal routing */
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static int __init atstk1002_init(void)
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{
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/*
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@ -309,7 +326,7 @@ static int __init atstk1002_init(void)
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at32_add_device_spi(1, spi1_board_info, ARRAY_SIZE(spi1_board_info));
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#endif
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#ifndef CONFIG_BOARD_ATSTK1002_SW2_CUSTOM
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at32_add_device_mci(0, NULL);
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at32_add_device_mci(0, MCI_PDATA);
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#endif
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#ifdef CONFIG_BOARD_ATSTK1002_SW5_CUSTOM
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set_hw_addr(at32_add_device_eth(1, ð_data[1]));
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@ -154,7 +154,7 @@ static int __init atstk1003_init(void)
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at32_add_device_spi(1, spi1_board_info, ARRAY_SIZE(spi1_board_info));
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#endif
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#ifndef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
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at32_add_device_mci(0);
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at32_add_device_mci(0, NULL);
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#endif
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at32_add_device_usba(0, NULL);
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#ifndef CONFIG_BOARD_ATSTK100X_SW3_CUSTOM
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@ -137,7 +137,7 @@ static int __init atstk1004_init(void)
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at32_add_device_spi(1, spi1_board_info, ARRAY_SIZE(spi1_board_info));
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#endif
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#ifndef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
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at32_add_device_mci(0);
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at32_add_device_mci(0, NULL);
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#endif
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at32_add_device_lcdc(0, &atstk1000_lcdc_data,
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fbmem_start, fbmem_size, 0);
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@ -43,6 +43,9 @@ static irqreturn_t timer_interrupt(int irq, void *dev_id)
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{
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struct clock_event_device *evdev = dev_id;
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if (unlikely(!(intc_get_pending(0) & 1)))
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return IRQ_NONE;
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/*
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* Disable the interrupt until the clockevent subsystem
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* reprograms it.
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@ -55,7 +58,8 @@ static irqreturn_t timer_interrupt(int irq, void *dev_id)
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static struct irqaction timer_irqaction = {
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.handler = timer_interrupt,
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.flags = IRQF_TIMER | IRQF_DISABLED,
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/* Oprofile uses the same irq as the timer, so allow it to be shared */
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.flags = IRQF_TIMER | IRQF_DISABLED | IRQF_SHARED,
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.name = "avr32_comparator",
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};
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@ -12,6 +12,7 @@
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/dma-mapping.h>
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#include <linux/gpio.h>
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#include <linux/spi/spi.h>
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#include <linux/usb/atmel_usba_udc.h>
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@ -1285,7 +1286,6 @@ at32_add_device_mci(unsigned int id, struct mci_platform_data *data)
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{
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struct mci_platform_data _data;
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struct platform_device *pdev;
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struct dw_dma_slave *dws;
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if (id != 0)
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return NULL;
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@ -1300,7 +1300,9 @@ at32_add_device_mci(unsigned int id, struct mci_platform_data *data)
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if (!data) {
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data = &_data;
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memset(data, 0, sizeof(struct mci_platform_data));
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memset(data, -1, sizeof(struct mci_platform_data));
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data->detect_pin = GPIO_PIN_NONE;
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data->wp_pin = GPIO_PIN_NONE;
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}
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if (platform_device_add_data(pdev, data,
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@ -1314,12 +1316,10 @@ at32_add_device_mci(unsigned int id, struct mci_platform_data *data)
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select_peripheral(PA(14), PERIPH_A, 0); /* DATA2 */
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select_peripheral(PA(15), PERIPH_A, 0); /* DATA3 */
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if (data) {
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if (data->detect_pin != GPIO_PIN_NONE)
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at32_select_gpio(data->detect_pin, 0);
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if (data->wp_pin != GPIO_PIN_NONE)
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at32_select_gpio(data->wp_pin, 0);
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}
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if (gpio_is_valid(data->detect_pin))
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at32_select_gpio(data->detect_pin, 0);
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if (gpio_is_valid(data->wp_pin))
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at32_select_gpio(data->wp_pin, 0);
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atmel_mci0_pclk.dev = &pdev->dev;
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@ -1853,11 +1853,11 @@ at32_add_device_cf(unsigned int id, unsigned int extint,
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if (at32_init_ide_or_cf(pdev, data->cs, extint))
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goto fail;
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if (data->detect_pin != GPIO_PIN_NONE)
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if (gpio_is_valid(data->detect_pin))
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at32_select_gpio(data->detect_pin, AT32_GPIOF_DEGLITCH);
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if (data->reset_pin != GPIO_PIN_NONE)
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if (gpio_is_valid(data->reset_pin))
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at32_select_gpio(data->reset_pin, 0);
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if (data->vcc_pin != GPIO_PIN_NONE)
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if (gpio_is_valid(data->vcc_pin))
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at32_select_gpio(data->vcc_pin, 0);
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/* READY is used as extint, so we can't select it as gpio */
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@ -1937,9 +1937,11 @@ static struct clk atmel_ac97c0_pclk = {
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.index = 10,
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};
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struct platform_device *__init at32_add_device_ac97c(unsigned int id)
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struct platform_device *__init
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at32_add_device_ac97c(unsigned int id, struct ac97c_platform_data *data)
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{
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struct platform_device *pdev;
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struct ac97c_platform_data _data;
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if (id != 0)
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return NULL;
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@ -1950,19 +1952,37 @@ struct platform_device *__init at32_add_device_ac97c(unsigned int id)
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if (platform_device_add_resources(pdev, atmel_ac97c0_resource,
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ARRAY_SIZE(atmel_ac97c0_resource)))
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goto err_add_resources;
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goto fail;
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select_peripheral(PB(20), PERIPH_B, 0); /* SYNC */
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select_peripheral(PB(21), PERIPH_B, 0); /* SDO */
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select_peripheral(PB(22), PERIPH_B, 0); /* SDI */
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select_peripheral(PB(23), PERIPH_B, 0); /* SCLK */
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if (!data) {
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data = &_data;
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memset(data, 0, sizeof(struct ac97c_platform_data));
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data->reset_pin = GPIO_PIN_NONE;
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}
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data->dma_rx_periph_id = 3;
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data->dma_tx_periph_id = 4;
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data->dma_controller_id = 0;
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if (platform_device_add_data(pdev, data,
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sizeof(struct ac97c_platform_data)))
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goto fail;
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select_peripheral(PB(20), PERIPH_B, 0); /* SDO */
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select_peripheral(PB(21), PERIPH_B, 0); /* SYNC */
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select_peripheral(PB(22), PERIPH_B, 0); /* SCLK */
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select_peripheral(PB(23), PERIPH_B, 0); /* SDI */
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/* TODO: gpio_is_valid(data->reset_pin) with kernel 2.6.26. */
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if (data->reset_pin != GPIO_PIN_NONE)
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at32_select_gpio(data->reset_pin, 0);
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atmel_ac97c0_pclk.dev = &pdev->dev;
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platform_device_add(pdev);
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return pdev;
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err_add_resources:
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fail:
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platform_device_put(pdev);
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return NULL;
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}
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@ -13,7 +13,6 @@
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#include <linux/clk.h>
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#include <linux/err.h>
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#include <linux/io.h>
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#include <linux/list.h>
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#include <linux/spinlock.h>
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#include <linux/atmel-ssc.h>
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@ -11,6 +11,8 @@
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#include <linux/clk.h>
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#include <linux/debugfs.h>
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#include <linux/device.h>
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#include <linux/err.h>
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#include <linux/gpio.h>
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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/ioport.h>
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@ -27,7 +29,6 @@
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#include <asm/unaligned.h>
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#include <asm/arch/board.h>
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#include <asm/arch/gpio.h>
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#include "atmel-mci-regs.h"
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@ -573,7 +574,7 @@ static int atmci_get_ro(struct mmc_host *mmc)
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int read_only = 0;
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struct atmel_mci *host = mmc_priv(mmc);
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if (host->wp_pin >= 0) {
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if (gpio_is_valid(host->wp_pin)) {
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read_only = gpio_get_value(host->wp_pin);
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dev_dbg(&mmc->class_dev, "card is %s\n",
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read_only ? "read-only" : "read-write");
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@ -635,7 +636,7 @@ static void atmci_detect_change(unsigned long data)
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* been freed.
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*/
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smp_rmb();
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if (host->detect_pin < 0)
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if (!gpio_is_valid(host->detect_pin))
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return;
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enable_irq(gpio_to_irq(host->detect_pin));
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@ -1050,7 +1051,7 @@ static int __init atmci_probe(struct platform_device *pdev)
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/* Assume card is present if we don't have a detect pin */
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host->present = 1;
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if (host->detect_pin >= 0) {
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if (gpio_is_valid(host->detect_pin)) {
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if (gpio_request(host->detect_pin, "mmc_detect")) {
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dev_dbg(&mmc->class_dev, "no detect pin available\n");
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host->detect_pin = -1;
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@ -1058,7 +1059,7 @@ static int __init atmci_probe(struct platform_device *pdev)
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host->present = !gpio_get_value(host->detect_pin);
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}
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}
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if (host->wp_pin >= 0) {
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if (gpio_is_valid(host->wp_pin)) {
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if (gpio_request(host->wp_pin, "mmc_wp")) {
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dev_dbg(&mmc->class_dev, "no WP pin available\n");
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host->wp_pin = -1;
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@ -1069,7 +1070,7 @@ static int __init atmci_probe(struct platform_device *pdev)
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mmc_add_host(mmc);
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if (host->detect_pin >= 0) {
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if (gpio_is_valid(host->detect_pin)) {
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setup_timer(&host->detect_timer, atmci_detect_change,
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(unsigned long)host);
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@ -1112,7 +1113,7 @@ static int __exit atmci_remove(struct platform_device *pdev)
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if (host) {
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/* Debugfs stuff is cleaned up by mmc core */
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if (host->detect_pin >= 0) {
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if (gpio_is_valid(host->detect_pin)) {
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int pin = host->detect_pin;
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/* Make sure the timer doesn't enable the interrupt */
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@ -1132,7 +1133,7 @@ static int __exit atmci_remove(struct platform_device *pdev)
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mci_readl(host, SR);
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clk_disable(host->mck);
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if (host->wp_pin >= 0)
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if (gpio_is_valid(host->wp_pin))
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gpio_free(host->wp_pin);
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free_irq(platform_get_irq(pdev, 0), host->mmc);
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@ -82,7 +82,15 @@ struct mci_platform_data;
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struct platform_device *
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at32_add_device_mci(unsigned int id, struct mci_platform_data *data);
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struct platform_device *at32_add_device_ac97c(unsigned int id);
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struct ac97c_platform_data {
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unsigned short dma_rx_periph_id;
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unsigned short dma_tx_periph_id;
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unsigned short dma_controller_id;
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int reset_pin;
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};
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struct platform_device *
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at32_add_device_ac97c(unsigned int id, struct ac97c_platform_data *data);
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struct platform_device *at32_add_device_abdac(unsigned int id);
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struct platform_device *at32_add_device_psif(unsigned int id);
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