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Commit e59cd225 authored by Santosh Shilimkar's avatar Santosh Shilimkar Committed by Paul Walmsley
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ARM: OMAP2+: serial: Remove the un-used slave idle hooks 



UART IP idle handling now taken care by runtime pm backend(hwmod) indirectly
and OMAP serial driver is also cleaned up accordingly.

So remove the un-used slave idle platforms hooks now.

Tested-by: default avatarVaibhav Bedia <vaibhav.bedia@ti.com>
Tested-by: default avatarSourav Poddar <sourav.poddar@ti.com>
Signed-off-by: default avatarRajendra nayak <rnayak@ti.com>
Signed-off-by: default avatarSantosh Shilimkar <santosh.shilimkar@ti.com>
Reviewed-by: default avatarKevin Hilman <khilman@linaro.org>
Tested-by: Kevin Hilman <khilman@linaro.org>  # OMAP4/Panda
Signed-off-by: default avatarPaul Walmsley <paul@pwsan.com>
parent 66dde54e

arch/arm/mach-omap2/serial.c

+0 −31
Original line number Diff line number Diff line
@@ -95,38 +95,9 @@ static void omap_uart_enable_wakeup(struct device *dev, bool enable) 
		omap_hwmod_disable_wakeup(od->hwmods[0]);

}



/*

 * Errata i291: [UART]:Cannot Acknowledge Idle Requests

 * in Smartidle Mode When Configured for DMA Operations.

 * WA: configure uart in force idle mode.

 */

static void omap_uart_set_noidle(struct device *dev)

{

	struct platform_device *pdev = to_platform_device(dev);

	struct omap_device *od = to_omap_device(pdev);



	omap_hwmod_set_slave_idlemode(od->hwmods[0], HWMOD_IDLEMODE_NO);

}



static void omap_uart_set_smartidle(struct device *dev)

{

	struct platform_device *pdev = to_platform_device(dev);

	struct omap_device *od = to_omap_device(pdev);

	u8 idlemode;



	if (od->hwmods[0]->class->sysc->idlemodes & SIDLE_SMART_WKUP)

		idlemode = HWMOD_IDLEMODE_SMART_WKUP;

	else

		idlemode = HWMOD_IDLEMODE_SMART;



	omap_hwmod_set_slave_idlemode(od->hwmods[0], idlemode);

}



#else

static void omap_uart_enable_wakeup(struct device *dev, bool enable)

{}

static void omap_uart_set_noidle(struct device *dev) {}

static void omap_uart_set_smartidle(struct device *dev) {}

#endif /* CONFIG_PM */



#ifdef CONFIG_OMAP_MUX
@@ -299,8 +270,6 @@ void __init omap_serial_init_port(struct omap_board_data *bdata, 
	omap_up.uartclk = OMAP24XX_BASE_BAUD * 16;

	omap_up.flags = UPF_BOOT_AUTOCONF;

	omap_up.get_context_loss_count = omap_pm_get_dev_context_loss_count;

	omap_up.set_forceidle = omap_uart_set_smartidle;

	omap_up.set_noidle = omap_uart_set_noidle;

	omap_up.enable_wakeup = omap_uart_enable_wakeup;

	omap_up.dma_rx_buf_size = info->dma_rx_buf_size;

	omap_up.dma_rx_timeout = info->dma_rx_timeout;