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Commit e664c3ff authored by Barry Song's avatar Barry Song
Browse files

ARM: sirf: drop Marco support in reset controller module 



Marco will not be supported any more. It has been replaced by CSR
Atlas7.

Signed-off-by: default avatarBarry Song <Baohua.Song@csr.com>
Acked-by: default avatarArnd Bergmann <arnd@arndb.de>
parent 01ea63d9

arch/arm/mach-prima2/rstc.c

+12 −29
Original line number Diff line number Diff line
@@ -34,7 +34,6 @@ static int sirfsoc_reset_module(struct reset_controller_dev *rcdev, 


	mutex_lock(&rstc_lock);



	if (of_device_is_compatible(rcdev->of_node, "sirf,prima2-rstc")) {

	/*

	 * Writing 1 to this bit resets corresponding block.

	 * Writing 0 to this bit de-asserts reset signal of the
@@ -49,21 +48,6 @@ static int sirfsoc_reset_module(struct reset_controller_dev *rcdev, 
	writel(readl(sirfsoc_rstc_base +

			(reset_bit / 32) * 4) & ~(1 << reset_bit),

		sirfsoc_rstc_base + (reset_bit / 32) * 4);

	} else {

		/*

		 * For MARCO and POLO

		 * Writing 1 to SET register resets corresponding block.

		 * Writing 1 to CLEAR register de-asserts reset signal of the

		 * corresponding block.

		 * datasheet doesn't require explicit delay between the set and

		 * clear of reset bit. it could be shorter if tests pass.

		 */

		writel(1 << reset_bit,

			sirfsoc_rstc_base + (reset_bit / 32) * 8);

		msleep(20);

		writel(1 << reset_bit,

			sirfsoc_rstc_base + (reset_bit / 32) * 8 + 4);

	}



	mutex_unlock(&rstc_lock);
@@ -106,7 +90,6 @@ static int sirfsoc_rstc_probe(struct platform_device *pdev) 


static const struct of_device_id rstc_ids[]  = {

	{ .compatible = "sirf,prima2-rstc" },

	{ .compatible = "sirf,marco-rstc" },

	{},

};