From aa6f5ffbdba45aa8e19e5048648fc6c7b25376d3 Mon Sep 17 00:00:00 2001 From: merge Date: Thu, 22 Jan 2009 13:55:32 +0000 Subject: MERGE-via-pending-tracking-hist-MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040-1232632141 pending-tracking-hist top was MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040-1232632141 / fdf777a63bcb59e0dfd78bfe2c6242e01f6d4eb9 ... parent commitmessage: From: merge MERGE-via-stable-tracking-hist-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040 stable-tracking-hist top was MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040 / 90463bfd2d5a3c8b52f6e6d71024a00e052b0ced ... parent commitmessage: From: merge MERGE-via-mokopatches-tracking-hist-fix-stray-endmenu-patch mokopatches-tracking-hist top was fix-stray-endmenu-patch / 3630e0be570de8057e7f8d2fe501ed353cdf34e6 ... parent commitmessage: From: Andy Green fix-stray-endmenu.patch Signed-off-by: Andy Green --- arch/arm/mach-pxa/eseries.c | 124 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 124 insertions(+) (limited to 'arch/arm/mach-pxa/eseries.c') diff --git a/arch/arm/mach-pxa/eseries.c b/arch/arm/mach-pxa/eseries.c index d28849b50a1..dfce7d5b659 100644 --- a/arch/arm/mach-pxa/eseries.c +++ b/arch/arm/mach-pxa/eseries.c @@ -12,6 +12,9 @@ #include #include +#include +#include +#include #include #include @@ -21,8 +24,10 @@ #include #include #include +#include #include "generic.h" +#include "clock.h" /* Only e800 has 128MB RAM */ void __init eseries_fixup(struct machine_desc *desc, @@ -43,3 +48,122 @@ struct pxa2xx_udc_mach_info e7xx_udc_mach_info = { .gpio_pullup_inverted = 1 }; +static void e7xx_irda_transceiver_mode(struct device *dev, int mode) +{ + if (mode & IR_OFF) { + gpio_set_value(GPIO_E7XX_IR_OFF, 1); + pxa2xx_transceiver_mode(dev, mode); + } else { + pxa2xx_transceiver_mode(dev, mode); + gpio_set_value(GPIO_E7XX_IR_OFF, 0); + } +} + +int e7xx_irda_init(void) +{ + int ret; + + ret = gpio_request(GPIO_E7XX_IR_OFF, "IrDA power"); + if (ret) + goto out; + + ret = gpio_direction_output(GPIO_E7XX_IR_OFF, 0); + if (ret) + goto out; + + e7xx_irda_transceiver_mode(NULL, IR_SIRMODE | IR_OFF); +out: + return ret; +} + +static void e7xx_irda_shutdown(struct device *dev) +{ + e7xx_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF); + gpio_free(GPIO_E7XX_IR_OFF); +} + +struct pxaficp_platform_data e7xx_ficp_platform_data = { + .transceiver_cap = IR_SIRMODE | IR_OFF, + .transceiver_mode = e7xx_irda_transceiver_mode, + .shutdown = e7xx_irda_shutdown, +}; + +int eseries_tmio_enable(struct platform_device *dev) +{ + /* Reset - bring SUSPEND high before PCLR */ + gpio_set_value(GPIO_ESERIES_TMIO_SUSPEND, 0); + gpio_set_value(GPIO_ESERIES_TMIO_PCLR, 0); + msleep(1); + gpio_set_value(GPIO_ESERIES_TMIO_SUSPEND, 1); + msleep(1); + gpio_set_value(GPIO_ESERIES_TMIO_PCLR, 1); + msleep(1); + return 0; +} + +int eseries_tmio_disable(struct platform_device *dev) +{ + gpio_set_value(GPIO_ESERIES_TMIO_SUSPEND, 0); + gpio_set_value(GPIO_ESERIES_TMIO_PCLR, 0); + return 0; +} + +int eseries_tmio_suspend(struct platform_device *dev) +{ + gpio_set_value(GPIO_ESERIES_TMIO_SUSPEND, 0); + return 0; +} + +int eseries_tmio_resume(struct platform_device *dev) +{ + gpio_set_value(GPIO_ESERIES_TMIO_SUSPEND, 1); + msleep(1); + return 0; +} + +void eseries_get_tmio_gpios(void) +{ + gpio_request(GPIO_ESERIES_TMIO_SUSPEND, NULL); + gpio_request(GPIO_ESERIES_TMIO_PCLR, NULL); + gpio_direction_output(GPIO_ESERIES_TMIO_SUSPEND, 0); + gpio_direction_output(GPIO_ESERIES_TMIO_PCLR, 0); +} + +/* TMIO controller uses the same resources on all e-series machines. */ +struct resource eseries_tmio_resources[] = { + [0] = { + .start = PXA_CS4_PHYS, + .end = PXA_CS4_PHYS + 0x1fffff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_GPIO(GPIO_ESERIES_TMIO_IRQ), + .end = IRQ_GPIO(GPIO_ESERIES_TMIO_IRQ), + .flags = IORESOURCE_IRQ, + }, +}; + +/* Some e-series hardware cannot control the 32K clock */ +static void clk_32k_dummy(struct clk *clk) +{ +} + +static const struct clkops clk_32k_dummy_ops = { + .enable = clk_32k_dummy, + .disable = clk_32k_dummy, +}; + +static struct clk tmio_dummy_clk = { + .ops = &clk_32k_dummy_ops, + .rate = 32768, +}; + +static struct clk_lookup eseries_clkregs[] = { + INIT_CLKREG(&tmio_dummy_clk, NULL, "CLK_CK32K"), +}; + +void eseries_register_clks(void) +{ + clks_register(eseries_clkregs, ARRAY_SIZE(eseries_clkregs)); +} + -- cgit v1.2.3